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Weather
Information
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SONOMA
COUNTY CLIMATIC ZONES
information provided by
Metro Weather Service
800-488-7866
www.metroweather.com
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Santa Rosa Area
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CLIMATIC
AVERAGES
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Jan
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Feb
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Mar
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Apr
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May
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Jun
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Jul
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Aug
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Sep
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Oct
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Nov
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Dec
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Daily
Maximum
|
57
|
63
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66
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70
|
75
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81
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84
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84
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84
|
78
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66
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58
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Daily
Minimum
|
36
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39
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39
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41
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45
|
49
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51
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51
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50
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45
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40
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37
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Monthly
Precipitation
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7.2
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4.7
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3.4
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2.3
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0.5
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0.3
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0.1
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0.2
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0.4
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1.9
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3.7
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5.5
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Days
w/> .01 Precipitation
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11
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10
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10
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6
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3
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1
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1
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1
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1
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3
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7
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10
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Days
w/Snow, Ice Pellets >.01
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0
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0
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0
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0
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0
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0
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0
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0
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0
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0
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0
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0
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Days
with Thunderstorms
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0
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1
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0
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0
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0
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0
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0
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0
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1
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0
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0
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0
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Days
with Fog 1/4 mile or less
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10
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5
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2
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1
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0
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0
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0
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0
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0
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1
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6
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10
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Clear
Days
|
6
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8
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10
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12
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18
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22
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27
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26
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23
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19
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10
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8
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Partially
Cloudy Days
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6
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7
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8
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10
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8
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6
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3
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4
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4
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6
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7
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6
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Cloudy
Days
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19
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13
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12
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8
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5
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2
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1
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1
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2
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6
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13
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17
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Fort Ross Area
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CLIMATIC
AVERAGES
|
Jan
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Feb
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Mar
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Apr
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May
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Jun
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Jul
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Aug
|
Sep
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Oct
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Nov
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Dec
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Daily
Maximum
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56
|
58
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58
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59
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61
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64
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65
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66
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67
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65
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61
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57
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Daily
Minimum
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40
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42
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42
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42
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44
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47
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48
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49
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48
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47
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43
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41
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Monthly
Precipitation
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7.2
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5.3
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5.3
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2.3
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0.7
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0.3
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0.1
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0.3
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0.7
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2.6
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6
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6.1
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Days
w/> .01 Precipitation
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12
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11
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12
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7
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3
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1
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0
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1
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1
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4
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7
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10
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Days
w/Snow, Ice Pellets > .01
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0
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0
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0
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0
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0
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0
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0
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0
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0
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0
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0
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0
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Days
with Thunderstorms
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0
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0
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0
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0
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0
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0
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0
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0
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0
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0
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0
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0
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Days
with Fog 1/4 mile or less
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4
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3
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0
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0
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0
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0
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0
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0
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1
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1
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2
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3
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Clear
Days
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8
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8
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9
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11
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14
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16
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21
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19
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18
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16
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11
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10
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Partially
Cloudy Days
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8
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7
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9
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9
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10
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9
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7
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9
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8
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9
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8
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8
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Cloudy
Days
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16
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14
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13
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10
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8
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5
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3
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3
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4
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7
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11
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14
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