Weather History for Napa County, CA

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Month of January, 2014

  Max Avg Min Sum
Temperature  
Max Temperature 73 °F 66 °F 56 °F
Mean Temperature 57 °F 49 °F 44 °F
Min Temperature 50 °F 33 °F 24 °F
Degree Days  
Heating Degree Days (base 65) 21 16 8 487
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 7 1 0 25
Dew Point  
Dew Point 57 °F 35 °F 7 °F
Precipitation  
Precipitation 0.05 in 0.00 in 0.00 in 0.08 in
Snowdepth - - - -
Wind  
Wind 28 mph 4 mph 0 mph
Gust Wind 51 mph 23 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.45 in 30.13 in 29.81 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Jan. 13, 2014 Rise Set
Actual Time 7:25 AM PST 5:11 PM PST
Civil Twilight 6:56 AM PST 5:40 PM PST
Nautical Twilight 6:23 AM PST 6:12 PM PST
Astronomical Twilight 5:51 AM PST 6:44 PM PST
Moon 3:30 PM PST (1/13) 5:18 AM PST (1/13)
Length of Visible Light 10h 44m
Length of Day
9h 46m
Waxing Gibbous, 95% of the Moon is Illuminated
Jan 13
Waxing Gibbous
Jan 15
Full
Jan 23
Last Quarter
Jan 30
New
Feb 6
First Quarter

Weather History Calendar

Precipitation Actual month total 0.08 Average Month Total: 5.60
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Clear
Actual:
63 | 25 0.00
Average:
55 | 36 0.12
Clear
Actual:
67 | 31 0.00
Average:
55 | 36 0.13
Clear
Actual:
66 | 32 0.00
Average:
55 | 36 0.07
Clear
Actual:
67 | 29 0.00
Average:
53 | 37 0.40
Clear
Actual:
70 | 24 0.00
Average:
55 | 36 0.26
Clear
Actual:
60 | 33 0.00
Average:
55 | 37 0.06
Scattered Clouds
Actual:
59 | 34 0.00
Average:
54 | 37 0.09
Fog
Actual:
58 | 34 0.00
Average:
55 | 38 0.17
Fog
Actual:
62 | 38 0.00
Average:
56 | 38 0.15
Clear
Actual:
61 | 31 0.00
Average:
57 | 38 0.09
Fog
Actual:
56 | 36 T
Average:
55 | 38 0.37
Fog
Actual:
64 | 33 0.00
Average:
56 | 40 0.21
Clear
Actual:
66 | 34 0.00
Average:
57 | 39 0.24
Clear
Actual:
68 | 24 0.00
Average:
57 | 39 0.32
Clear
Actual:
70 | 30 0.00
Average:
57 | 40 0.18
Clear
Actual:
70 | 30 0.00
Average:
58 | 41 0.31
Clear
Actual:
71 | 30 0.00
Average:
59 | 40 0.13
Clear
Actual:
70 | 27 0.00
Average:
58 | 39 0.16
Clear
Actual:
70 | 29 0.00
Average:
58 | 40 0.12
Clear
Actual:
71 | 28 0.00
Average:
57 | 39 0.21
Clear
Actual:
65 | 27 0.00
Average:
58 | 39 0.26
Clear
Actual:
68 | 27 0.00
Average:
59 | 39 0.16
Clear
Actual:
73 | 29 0.00
Average:
58 | 38 0.13
Scattered Clouds
Actual:
67 | 37 0.00
Average:
59 | 38 0.23
Clear
Actual:
70 | 34 0.00
Average:
59 | 37 0.12
Clear
Actual:
69 | 34 0.00
Average:
59 | 38 0.13
Fog
Actual:
58 | 35 0.00
Average:
59 | 38 0.15
Partly Cloudy
Actual:
68 | 46 0.00
Average:
58 | 38 0.10
Rain
Actual:
59 | 50 0.01
Average:
58 | 38 0.24
Rain
Actual:
63 | 48 0.05
Average:
59 | 38 0.23
Clear
Actual:
64 | 31 0.02
Average:
58 | 38 0.06
 

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

2014 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Jan high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 63 44 25 36 31 25 100 66 32 30.20 30.15 30.11 10 9 5 7 2 12 0.00  
2 67 49 31 38 33 28 89 61 32 30.17 30.10 30.03 10 10 10 13 4 16 0.00  
3 66 49 32 40 35 30 92 63 34 30.06 29.99 29.93 10 10 10 8 2 9 0.00  
4 67 48 29 41 33 26 100 63 26 30.06 30.00 29.97 10 9 5 9 2 29 0.00  
5 70 47 24 34 22 7 92 50 8 30.19 30.13 30.06 10 10 10 17 5 23 0.00  
6 60 47 33 36 28 19 76 51 26 30.27 30.20 30.14 10 10 10 17 5 23 0.00  
7 59 47 34 50 36 28 100 69 38 30.19 30.15 30.11 10 10 5 15 4 17 0.00  
8 58 46 34 49 43 34 100 86 72 30.24 30.18 30.12 10 4 0 12 3 24 0.00 Fog
9 62 50 38 48 42 37 100 80 60 30.23 30.19 30.15 10 6 0 20 5 24 0.00 Fog
10 61 46 31 44 39 31 100 76 51 30.29 30.21 30.15 10 10 10 9 2 10 0.00  
11 56 46 36 52 45 37 100 92 83 30.28 30.20 30.12 10 9 0 16 6 28 T Fog
12 64 49 33 44 37 28 100 64 27 30.38 30.30 30.25 10 4 0 23 5 28 0.00 Fog
13 66 50 34 39 36 32 86 60 34 30.44 30.37 30.32 10 10 10 17 6 25 0.00  
14 68 46 24 39 32 25 100 65 29 30.45 30.37 30.31 10 10 2 15 4 18 0.00  
15 70 50 30 38 32 27 92 56 20 30.33 30.25 30.18 10 10 9 23 9 51 0.00  
16 70 50 30 37 30 26 100 60 20 30.22 30.15 30.10 10 10 10 22 6 28 0.00  
17 71 51 30 38 32 26 89 57 25 30.18 30.13 30.09 10 10 7 20 6 25 0.00  
18 70 49 27 31 29 26 89 55 20 30.16 30.09 30.04 10 10 10 13 4 16 0.00  
19 70 50 29 34 30 26 92 57 22 30.13 30.08 30.03 10 10 10 15 5 20 0.00  
20 71 50 28 33 29 25 85 53 20 30.22 30.15 30.10 10 10 10 13 4 15 0.00  
21 65 46 27 32 28 25 92 59 26 30.26 30.19 30.14 10 10 10 7 2 9 0.00  
22 68 48 27 32 27 23 92 56 19 30.14 30.02 29.90 10 10 10 8 1 10 0.00  
23 73 51 29 34 28 18 92 53 13 30.00 29.90 29.84 10 9 6 20 7 22 0.00  
24 67 52 37 44 36 29 79 58 37 30.25 30.13 29.99 10 9 6 16 3 20 0.00  
25 70 52 34 38 33 29 85 55 25 30.25 30.17 30.10 10 10 10 9 2 10 0.00  
26 69 52 34 45 35 30 100 65 29 30.12 30.06 30.01 10 10 3 9 2 12 0.00  
27 58 47 35 50 44 37 100 84 67 30.20 30.12 30.04 10 4 0 9 2 12 0.00 Fog
28 68 57 46 57 53 47 100 84 67 30.24 30.19 30.15 10 10 9 16 5 20 0.00  
29 59 55 50 57 54 46 100 92 83 30.19 30.10 29.96 10 9 1 28 6 31 0.01 Rain
30 63 56 48 52 48 42 100 74 48 29.95 29.87 29.81 10 9 2 14 5 - 0.05 Fog , Rain
31 64 48 31 41 31 19 89 55 20 30.06 30.02 29.97 10 10 10 21 4 24 0.02