Weather History for Napa County, CA

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Month of February, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 71 °F 62 °F 50 °F
Mean Temperature 56 °F 48 °F 41 °F
Min Temperature 43 °F 33 °F 25 °F
Degree Days  
Heating Degree Days (base 65) 24 17 9 474
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 8 1 0 22
Dew Point  
Dew Point 54 °F 37 °F 19 °F
Precipitation  
Precipitation 0.25 in 0.01 in 0.00 in 0.28 in
Snowdepth - - - -
Wind  
Wind 23 mph 5 mph 0 mph
Gust Wind 36 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.43 in 30.13 in 29.72 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Feb. 09, 2013 Rise Set
Actual Time 7:05 AM PST 5:41 PM PST
Civil Twilight 6:38 AM PST 6:08 PM PST
Nautical Twilight 6:07 AM PST 6:39 PM PST
Astronomical Twilight 5:36 AM PST 7:10 PM PST
Moon 6:21 AM PST (2/9) 5:29 PM PST (2/9)
Length of Visible Light 11h 30m
Length of Day
10h 35m
Waning Crescent, 0% of the Moon is Illuminated
Feb 9
Waning Crescent
Feb 9
New
Feb 17
First Quarter
Feb 25
Full
Mar 4
Last Quarter

Weather History Calendar

Precipitation Actual month total 0.28 Average Month Total: 4.51
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Fog
Actual:
69 | 33 0.00
Average:
59 | 39 0.12
Scattered Clouds
Actual:
62 | 39 0.00
Average:
59 | 40 0.14
Fog
Actual:
60 | 36 0.00
Average:
60 | 39 0.14
Fog
Actual:
53 | 35 0.00
Average:
61 | 38 0.10
Partly Cloudy
Actual:
59 | 37 0.00
Average:
60 | 39 0.15
Clear
Actual:
59 | 32 0.00
Average:
61 | 40 0.12
Rain
Actual:
57 | 37 0.03
Average:
61 | 40 0.12
Scattered Clouds
Actual:
58 | 33 0.00
Average:
60 | 41 0.15
Clear
Actual:
58 | 31 0.00
Average:
61 | 41 0.11
Clear
Actual:
59 | 28 0.00
Average:
61 | 41 0.11
Clear
Actual:
68 | 32 0.00
Average:
62 | 41 0.13
Scattered Clouds
Actual:
61 | 33 0.00
Average:
61 | 41 0.26
Fog
Actual:
61 | 29 0.00
Average:
62 | 42 0.34
Fog
Actual:
68 | 34 0.00
Average:
62 | 41 0.28
Clear
Actual:
71 | 36 0.00
Average:
62 | 41 0.21
Clear
Actual:
69 | 36 0.00
Average:
62 | 41 0.17
Fog
Actual:
63 | 33 0.00
Average:
62 | 41 0.25
Partly Cloudy
Actual:
56 | 34 0.00
Average:
63 | 41 0.19
Rain
Actual:
50 | 32 0.25
Average:
63 | 44 0.35
Clear
Actual:
61 | 25 0.00
Average:
64 | 42 0.13
Clear
Actual:
64 | 30 0.00
Average:
63 | 42 0.20
Clear
Actual:
62 | 28 0.00
Average:
63 | 42 0.06
Scattered Clouds
Actual:
63 | 39 0.00
Average:
63 | 41 0.15
Clear
Actual:
66 | 35 0.00
Average:
63 | 41 0.08
Clear
Actual:
65 | 32 0.00
Average:
64 | 40 0.16
Clear
Actual:
71 | 30 0.00
Average:
66 | 42 0.05
Scattered Clouds
Actual:
66 | 31 0.00
Average:
65 | 42 0.11
Scattered Clouds
Actual:
68 | 43 0.00
Average:
64 | 43 0.13
 

Calendar Legend

Sunny
Clear
Mostly Cloudy
Partly Sunny
Partly Cloudy
Mostly Sunny
Cloudy Rain Snow
Hail
Flurries
Thunderstorms Hazy
Fog
Sleet '?' denotes
'chance of'
Unknown

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Feb high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 69 51 33 45 39 32 100 68 36 30.20 30.17 30.09 10 7 0 13 4 15 0.00 Fog
2 62 51 39 50 43 37 96 78 60 30.31 30.24 30.19 10 8 2 8 2 9 0.00  
3 60 48 36 48 42 36 100 84 67 30.24 30.19 30.12 10 6 0 8 2 17 0.00 Fog
4 53 44 35 46 41 36 100 93 86 30.17 30.12 30.05 10 3 0 7 2 18 0.00 Fog
5 59 48 37 48 43 39 100 83 66 30.14 30.08 30.03 10 10 2 20 8 23 0.00  
6 59 46 32 43 38 31 96 77 57 30.18 30.14 30.09 10 10 8 16 4 22 0.00  
7 57 47 37 45 39 33 100 72 43 30.17 30.08 29.98 10 10 4 18 7 25 0.03 Rain
8 58 46 33 41 33 23 100 65 30 30.00 29.95 29.91 10 10 10 17 5 21 0.00  
9 58 45 31 36 29 24 82 55 28 30.08 30.02 29.98 10 10 10 15 5 16 0.00  
10 59 44 28 41 33 26 92 68 44 30.11 30.06 30.00 10 10 10 10 3 13 0.00  
11 68 50 32 40 32 26 92 58 24 30.22 30.14 30.06 10 10 10 16 5 20 0.00  
12 61 47 33 41 36 31 100 73 46 30.35 30.29 30.22 10 8 1 13 4 17 0.00  
13 61 45 29 46 37 28 100 76 51 30.36 30.30 30.19 10 5 0 9 2 20 0.00 Fog
14 68 51 34 48 40 33 100 71 42 30.26 30.21 30.14 10 5 0 9 3 23 0.00 Fog
15 71 54 36 44 40 33 86 60 33 30.25 30.22 30.19 10 10 10 18 4 18 0.00  
16 69 53 36 50 43 36 96 71 45 30.22 30.12 30.02 10 10 10 10 4 13 0.00  
17 63 48 33 45 38 32 100 74 48 30.04 30.01 29.95 10 6 0 9 3 10 0.00 Fog
18 56 45 34 43 39 34 92 74 55 30.03 29.97 29.92 10 10 9 21 9 36 0.00  
19 50 41 32 45 37 30 89 74 58 29.94 29.82 29.72 10 9 2 23 8 31 0.25 Rain
20 61 43 25 41 34 24 92 66 39 30.03 29.95 29.85 10 10 10 16 6 - 0.00  
21 64 47 30 37 33 27 96 61 25 30.16 30.09 30.04 10 10 4 18 5 21 0.00  
22 62 45 28 44 38 29 92 70 48 30.24 30.19 30.15 10 10 10 16 5 23 0.00  
23 63 51 39 45 36 19 93 56 19 30.25 30.18 30.13 10 10 10 22 10 26 0.00  
24 66 51 35 41 28 20 89 53 16 30.23 30.19 30.14 10 10 10 20 9 25 0.00  
25 65 49 32 45 38 31 100 72 44 30.25 30.21 30.14 10 10 7 12 3 18 0.00  
26 71 51 30 40 32 22 92 55 18 30.20 30.16 30.11 10 10 10 13 4 17 0.00  
27 66 49 31 45 36 27 92 57 22 30.34 30.27 30.19 10 10 10 14 4 16 0.00  
28 68 56 43 54 49 45 93 76 58 30.43 30.38 30.35 10 10 9 13 4 16 0.00