Weather History for Napa County, CA

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Month of March, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 73 °F 62 °F 53 °F
Mean Temperature 58 °F 51 °F 45 °F
Min Temperature 54 °F 41 °F 30 °F
Degree Days  
Heating Degree Days (base 65) 20 14 7 424
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 8 2 0 69
Dew Point  
Dew Point 56 °F 42 °F 13 °F
Precipitation  
Precipitation 1.59 in 0.23 in 0.00 in 6.69 in
Snowdepth - - - -
Wind  
Wind 47 mph 8 mph 0 mph
Gust Wind 76 mph 24 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.34 in 30.02 in 29.50 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Mar. 02, 2012 Rise Set
Actual Time 6:38 AM PST 6:04 PM PST
Civil Twilight 6:12 AM PST 6:30 PM PST
Nautical Twilight 5:41 AM PST 7:01 PM PST
Astronomical Twilight 5:11 AM PST 7:31 PM PST
Moon 12:25 PM PST (3/2) 2:29 AM PST (3/2)
Length of Visible Light 12h 18m
Length of Day
11h 25m
Waxing Gibbous, 67% of the Moon is Illuminated
Mar 2
Waxing Gibbous
Mar 8
Full
Mar 14
Last Quarter
Mar 22
New
Mar 30
First Quarter

Weather History Calendar

Precipitation Actual month total 6.69 Average Month Total: 3.58
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
60 | 35 0.10
Average:
62 | 43 0.17
Clear
Actual:
66 | 34 0.00
Average:
61 | 42 0.27
Clear
Actual:
69 | 32 0.00
Average:
62 | 41 0.11
Clear
Actual:
73 | 36 0.00
Average:
64 | 42 0.15
Fog
Actual:
67 | 34 0.00
Average:
63 | 42 0.17
Scattered Clouds
Actual:
61 | 36 T
Average:
65 | 41 0.09
Clear
Actual:
69 | 33 0.00
Average:
65 | 42 0.08
Clear
Actual:
69 | 30 0.00
Average:
65 | 43 0.16
Clear
Actual:
71 | 31 0.00
Average:
64 | 42 0.05
Partly Cloudy
Actual:
63 | 32 0.00
Average:
64 | 43 0.15
Rain
Actual:
61 | 39 T
Average:
65 | 42 0.12
Partly Cloudy
Actual:
59 | 34 0.00
Average:
64 | 43 0.16
Rain
Actual:
55 | 52 0.58
Average:
64 | 41 0.23
Rain
Actual:
58 | 54 1.59
Average:
65 | 41 0.07
Rain
Actual:
61 | 54 0.15
Average:
66 | 41 0.12
Rain
Actual:
57 | 47 1.07
Average:
65 | 43 0.19
Rain
Actual:
53 | 37 0.23
Average:
65 | 42 0.10
Scattered Clouds
Actual:
56 | 40 0.00
Average:
66 | 43 0.06
Partly Cloudy
Actual:
56 | 34 0.00
Average:
68 | 43 0.04
Mostly Cloudy
Actual:
64 | 46 0.00
Average:
68 | 42 0.05
Partly Cloudy
Actual:
69 | 42 0.00
Average:
67 | 44 0.08
Partly Cloudy
Actual:
62 | 40 0.00
Average:
67 | 43 0.10
Scattered Clouds
Actual:
59 | 34 0.00
Average:
67 | 44 0.11
Rain
Actual:
53 | 42 0.90
Average:
66 | 43 0.08
Rain
Actual:
58 | 42 0.19
Average:
67 | 43 0.14
Partly Cloudy
Actual:
59 | 37 0.00
Average:
68 | 43 0.09
Rain
Actual:
57 | 49 1.03
Average:
68 | 43 0.12
Rain
Actual:
64 | 51 0.12
Average:
69 | 43 0.04
Mostly Cloudy
Actual:
61 | 49 0.00
Average:
70 | 43 0.05
Overcast
Actual:
62 | 53 0.00
Average:
69 | 43 0.11
Rain
Actual:
59 | 47 0.73
Average:
69 | 44 0.12
 

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

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Mar high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 60 48 35 49 44 34 89 73 57 30.24 30.20 30.15 10 8 2 22 11 26 0.10 Rain
2 66 50 34 35 30 21 92 56 19 30.34 30.29 30.25 10 10 10 15 5 20 0.00  
3 69 51 32 45 37 30 89 62 35 30.34 30.28 30.22 10 10 10 17 4 32 0.00  
4 73 55 36 50 42 35 92 64 35 30.22 30.14 30.04 10 10 10 12 3 14 0.00  
5 67 51 34 49 40 34 96 72 48 30.09 30.04 29.95 10 7 0 25 7 36 0.00 Fog
6 61 49 36 47 32 13 93 55 17 30.07 29.97 29.91 10 10 8 26 12 36 T  
7 69 51 33 31 21 13 76 44 11 30.17 30.12 30.07 10 10 10 25 9 76 0.00  
8 69 50 30 40 33 27 85 56 26 30.32 30.26 30.19 10 10 10 10 3 - 0.00  
9 71 51 31 41 35 29 89 58 27 30.32 30.24 30.13 10 10 10 17 4 28 0.00  
10 63 48 32 48 41 31 100 78 56 30.12 30.04 29.97 10 10 9 22 10 26 0.00  
11 61 50 39 47 42 36 86 67 47 30.06 30.01 29.99 10 10 6 18 9 22 T Rain
12 59 47 34 46 39 32 92 70 47 30.07 29.99 29.92 10 10 10 22 8 28 0.00  
13 55 54 52 52 50 46 93 88 83 29.97 29.91 29.84 10 8 2 25 15 32 0.58 Rain
14 58 56 54 55 54 52 100 93 86 30.12 30.04 29.93 10 4 1 15 7 20 1.59 Rain
15 61 58 54 56 54 51 100 89 78 30.15 30.10 30.03 10 6 2 18 10 23 0.15 Rain
16 57 52 47 55 52 42 93 84 74 30.06 29.89 29.70 10 6 2 47 13 62 1.07 Rain
17 53 45 37 44 39 36 100 82 63 29.70 29.60 29.50 10 6 0 18 6 22 0.23 Fog , Rain
18 56 48 40 37 34 29 85 63 41 29.92 29.75 29.62 10 10 10 30 15 38 0.00  
19 56 45 34 38 34 30 92 68 43 30.08 30.01 29.94 10 10 10 9 3 20 0.00  
20 64 55 46 48 41 35 89 68 46 30.18 30.14 30.08 10 10 10 9 3 18 0.00  
21 69 56 42 53 49 41 96 77 57 30.16 30.05 29.95 10 10 7 15 5 24 0.00  
22 62 51 40 52 46 30 93 63 32 30.01 29.96 29.91 10 10 8 23 12 31 0.00  
23 59 47 34 42 37 32 92 68 43 30.08 29.99 29.86 10 10 10 16 5 21 0.00  
24 53 48 42 44 41 33 96 74 52 29.92 29.86 29.81 10 8 5 22 6 29 0.90 Rain
25 58 50 42 44 41 39 89 72 55 29.88 29.82 29.78 10 10 7 16 8 20 0.19 Rain
26 59 48 37 44 40 35 93 74 55 30.09 30.02 29.91 10 10 10 17 7 52 0.00  
27 57 53 49 52 49 40 93 78 62 30.01 29.91 29.86 10 7 2 22 12 31 1.03 Rain
28 64 58 51 52 50 47 96 76 56 30.12 30.03 29.92 10 10 3 21 9 24 0.12 Rain
29 61 55 49 51 49 46 93 81 69 30.14 30.10 30.05 10 10 8 15 6 17 0.00  
30 62 58 53 55 53 51 93 86 78 30.11 29.99 29.89 10 10 7 21 8 30 0.00  
31 59 53 47 54 48 42 86 72 57 29.99 29.81 29.69 10 8 0 32 15 41 0.73 Fog , Rain