Weather History for Napa County, CA

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Month of March, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 79 °F 67 °F 57 °F
Mean Temperature 61 °F 53 °F 45 °F
Min Temperature 53 °F 40 °F 32 °F
Degree Days  
Heating Degree Days (base 65) 20 12 4 360
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 10 4 0 109
Dew Point  
Dew Point 56 °F 44 °F 20 °F
Precipitation  
Precipitation 0.19 in 0.01 in 0.00 in 0.37 in
Snowdepth - - - -
Wind  
Wind 39 mph 5 mph 0 mph
Gust Wind 37 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.44 in 30.07 in 29.80 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Mar. 24, 2013 Rise Set
Actual Time 7:05 AM PDT 7:25 PM PDT
Civil Twilight 6:39 AM PDT 7:51 PM PDT
Nautical Twilight 6:08 AM PDT 8:22 PM PDT
Astronomical Twilight 5:37 AM PDT 8:54 PM PDT
Moon 5:00 PM PDT (3/24) 5:17 AM PDT (3/24)
Length of Visible Light 13h 12m
Length of Day
12h 19m
Waxing Gibbous, 92% of the Moon is Illuminated
Mar 24
Waxing Gibbous
Mar 27
Full
Apr 2
Last Quarter
Apr 10
New
Apr 18
First Quarter

Weather History Calendar

Precipitation Actual month total 0.37 Average Month Total: 3.58
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Fog
Actual:
71 | 38 0.00
Average:
62 | 43 0.17
Scattered Clouds
Actual:
71 | 44 0.00
Average:
61 | 42 0.27
Partly Cloudy
Actual:
67 | 41 0.00
Average:
62 | 41 0.11
Partly Cloudy
Actual:
58 | 43 0.00
Average:
64 | 42 0.15
Rain
Actual:
57 | 32 0.02
Average:
63 | 42 0.17
Rain
Actual:
58 | 35 0.08
Average:
65 | 41 0.09
Partly Cloudy
Actual:
57 | 34 0.00
Average:
65 | 42 0.08
Clear
Actual:
63 | 34 0.00
Average:
65 | 43 0.16
Clear
Actual:
70 | 32 0.00
Average:
64 | 42 0.05
Clear
Actual:
68 | 33 0.00
Average:
64 | 43 0.15
Clear
Actual:
70 | 34 0.00
Average:
65 | 42 0.12
Fog
Actual:
73 | 38 0.00
Average:
64 | 43 0.16
Fog
Actual:
79 | 39 0.00
Average:
64 | 41 0.23
Clear
Actual:
69 | 43 0.00
Average:
65 | 41 0.07
Clear
Actual:
70 | 40 0.00
Average:
66 | 41 0.12
Fog
Actual:
71 | 42 0.00
Average:
65 | 43 0.19
Clear
Actual:
68 | 38 0.00
Average:
65 | 42 0.10
Scattered Clouds
Actual:
65 | 36 0.00
Average:
66 | 43 0.06
Rain
Actual:
66 | 42 T
Average:
68 | 43 0.04
Rain
Actual:
58 | 49 0.05
Average:
68 | 42 0.05
Scattered Clouds
Actual:
65 | 35 0.00
Average:
67 | 44 0.08
Clear
Actual:
70 | 36 0.00
Average:
67 | 43 0.10
Clear
Actual:
68 | 34 0.00
Average:
67 | 44 0.11
Clear
Actual:
69 | 36 0.00
Average:
66 | 43 0.08
Fog
Actual:
60 | 36 0.00
Average:
67 | 43 0.14
Scattered Clouds
Actual:
65 | 43 0.00
Average:
68 | 43 0.09
Partly Cloudy
Actual:
63 | 42 0.00
Average:
68 | 43 0.12
Partly Cloudy
Actual:
68 | 49 0.00
Average:
69 | 43 0.04
Fog
Actual:
78 | 43 0.00
Average:
70 | 43 0.05
Thunderstorm
Actual:
66 | 53 0.03
Average:
69 | 43 0.11
Rain
Actual:
65 | 53 0.19
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

2013 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 71 55 38 52 44 37 100 76 51 30.44 30.37 30.22 10 6 0 8 2 10 0.00 Fog
2 71 58 44 54 49 43 93 71 49 30.22 30.12 30.04 10 10 10 13 4 17 0.00  
3 67 54 41 51 46 39 89 69 48 30.09 30.05 30.00 10 10 7 18 8 22 0.00  
4 58 51 43 48 44 40 96 81 66 30.15 30.09 30.04 10 9 7 15 6 18 0.00  
5 57 45 32 47 39 30 100 81 61 30.07 29.98 29.80 10 8 0 25 11 33 0.02 Fog , Rain
6 58 47 35 48 42 34 92 72 51 30.04 29.96 29.81 10 10 4 28 10 35 0.08 Rain
7 57 46 34 40 37 33 92 70 47 29.99 29.91 29.85 10 10 10 10 5 23 0.00  
8 63 49 34 45 39 32 92 69 46 30.02 29.88 29.83 10 10 10 24 7 28 0.00  
9 70 51 32 46 39 32 92 65 37 30.29 30.21 30.05 10 10 10 17 5 21 0.00  
10 68 51 33 46 40 33 92 63 34 30.33 30.27 30.22 10 10 10 12 4 26 0.00  
11 70 52 34 49 41 34 92 65 37 30.24 30.18 30.08 10 10 10 12 4 14 0.00  
12 73 56 38 54 46 39 100 75 49 30.18 30.12 30.05 10 5 0 10 3 12 0.00 Fog
13 79 59 39 56 45 38 100 72 43 30.17 30.12 30.04 10 6 0 12 3 16 0.00 Fog
14 69 56 43 55 50 44 100 76 52 30.14 30.10 30.07 10 10 5 14 5 17 0.00  
15 70 55 40 53 47 39 100 83 65 30.12 30.07 30.01 10 9 1 16 4 21 0.00  
16 71 57 42 53 47 42 93 70 47 30.10 30.05 29.98 10 7 0 18 7 22 0.00 Fog
17 68 53 38 46 41 36 86 62 37 30.14 30.07 30.02 10 10 10 15 4 17 0.00  
18 65 51 36 48 43 37 100 74 48 30.10 30.06 30.00 10 10 9 16 5 21 0.00  
19 66 54 42 49 45 41 96 72 48 30.11 30.08 30.05 10 10 9 15 4 18 T Rain
20 58 54 49 55 51 44 96 90 83 30.13 30.09 30.05 10 8 2 20 7 23 0.05 Rain
21 65 50 35 48 42 34 93 73 52 30.13 30.08 29.99 10 9 1 17 5 33 0.00  
22 70 53 36 41 32 20 92 54 15 30.09 30.05 30.00 10 10 9 39 5 30 0.00  
23 68 51 34 45 36 28 83 56 29 30.12 30.07 30.02 10 10 10 13 3 14 0.00  
24 69 53 36 48 43 36 100 73 45 30.08 30.02 29.95 10 10 3 14 5 16 0.00  
25 60 48 36 47 41 36 100 79 57 30.03 29.98 29.93 10 6 0 21 8 37 0.00 Fog
26 65 54 43 50 44 40 92 74 56 30.00 29.96 29.91 10 10 10 20 7 21 0.00  
27 63 53 42 53 47 40 92 82 72 30.02 29.97 29.94 10 10 9 17 6 21 0.00  
28 68 59 49 53 50 48 89 72 55 30.09 30.04 29.99 10 10 10 10 3 16 0.00  
29 78 61 43 54 49 43 100 68 36 30.10 30.05 29.99 10 6 0 16 4 21 0.00 Fog
30 66 60 53 55 52 49 93 77 60 30.07 30.02 29.97 10 10 8 17 8 23 0.03 Rain , Thunderstorm
31 65 59 53 56 53 50 93 80 67 30.08 30.04 29.99 10 10 2 18 6 22 0.19 Rain