Weather History for Napa County, CA

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Month of October, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 85 °F 74 °F 62 °F
Mean Temperature 69 °F 57 °F 50 °F
Min Temperature 53 °F 40 °F 35 °F
Degree Days  
Heating Degree Days (base 65) 15 8 0 246
Cooling Degree Days (base 65) 4 0 0 4
Growing Degree Days (base 50) 18 7 0 225
Dew Point  
Dew Point 53 °F 41 °F 19 °F
Precipitation  
Precipitation 0.01 in 0.00 in 0.00 in 0.01 in
Snowdepth - - - -
Wind  
Wind 144 mph 5 mph 0 mph
Gust Wind 146 mph 40 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.18 in 29.97 in 29.61 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Oct. 12, 2013 Rise Set
Actual Time 7:15 AM PDT 6:35 PM PDT
Civil Twilight 6:48 AM PDT 7:01 PM PDT
Nautical Twilight 6:18 AM PDT 7:32 PM PDT
Astronomical Twilight 5:47 AM PDT 8:02 PM PDT
Moon 2:43 PM PDT (10/12) 12:30 AM PDT (10/12)
Length of Visible Light 12h 12m
Length of Day
11h 19m
First Quarter, 60% of the Moon is Illuminated
Oct 12
First Quarter
Oct 18
Full
Oct 26
Last Quarter
Nov 3
New
Nov 9
First Quarter

Weather History Calendar

Precipitation Actual month total 0.01 Average Month Total: 1.36
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Clear
Actual:
74 | 42 0.00
Average:
81 | 51 0.02
Clear
Actual:
76 | 44 0.00
Average:
79 | 51 0.01
Clear
Actual:
77 | 40 0.00
Average:
80 | 51 0.00
Clear
Actual:
84 | 53 0.00
Average:
82 | 51 0.00
Clear
Actual:
85 | 43 0.00
Average:
80 | 50 0.01
Scattered Clouds
Actual:
85 | 42 0.00
Average:
81 | 49 0.00
Clear
Actual:
81 | 42 0.00
Average:
80 | 48 0.03
Clear
Actual:
74 | 43 0.00
Average:
79 | 49 0.00
Scattered Clouds
Actual:
70 | 39 0.00
Average:
79 | 50 0.07
Clear
Actual:
66 | 41 0.00
Average:
79 | 50 0.04
Fog
Actual:
68 | 39 0.00
Average:
77 | 50 0.05
Fog
Actual:
67 | 43 0.00
Average:
78 | 50 0.03
Clear
Actual:
74 | 39 0.00
Average:
78 | 50 0.01
Clear
Actual:
77 | 37 0.00
Average:
77 | 49 0.02
Clear
Actual:
84 | 37 0.00
Average:
76 | 47 0.10
Clear
Actual:
80 | 38 0.00
Average:
77 | 48 0.04
Clear
Actual:
80 | 38 0.00
Average:
77 | 46 0.05
Clear
Actual:
77 | 39 0.00
Average:
78 | 46 0.00
Clear
Actual:
81 | 39 0.00
Average:
75 | 47 0.03
Fog
Actual:
74 | 40 0.00
Average:
75 | 49 0.04
Fog
Actual:
69 | 42 0.00
Average:
75 | 48 0.04
Fog
Actual:
72 | 38 0.00
Average:
74 | 48 0.02
Fog
Actual:
67 | 43 0.00
Average:
75 | 49 0.06
Partly Cloudy
Actual:
65 | 47 0.00
Average:
75 | 48 0.04
Fog
Actual:
70 | 37 0.00
Average:
74 | 49 0.12
Clear
Actual:
77 | 39 0.00
Average:
74 | 47 0.17
Fog
Actual:
65 | 41 0.01
Average:
73 | 46 0.02
Clear
Actual:
64 | 36 0.00
Average:
71 | 47 0.10
Scattered Clouds
Actual:
62 | 38 0.00
Average:
71 | 47 0.13
Fog
Actual:
66 | 35 0.00
Average:
71 | 46 0.08
Clear
Actual:
72 | 35 0.00
Average:
72 | 45 0.03
 

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
Oct high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 74 58 42 51 48 43 93 69 44 30.00 29.94 29.89 10 10 10 14 6 30 0.00  
2 76 60 44 50 46 41 93 63 33 29.98 29.93 29.90 10 10 10 18 6 22 0.00  
3 77 59 40 42 32 23 86 50 14 30.06 29.99 29.93 10 10 10 30 13 37 0.00  
4 84 69 53 33 25 19 41 26 10 30.07 30.01 29.96 10 10 10 37 14 44 0.00  
5 85 64 43 36 27 21 50 30 10 30.18 30.12 30.08 10 10 10 12 4 - 0.00  
6 85 64 42 46 35 28 72 43 13 30.11 30.04 29.97 10 10 10 14 4 33 0.00  
7 81 62 42 52 41 32 80 50 20 29.97 29.91 29.84 10 10 10 15 5 25 0.00  
8 74 59 43 52 46 40 96 66 35 29.89 29.80 29.68 10 10 9 20 5 48 0.00  
9 70 55 39 46 42 40 93 65 36 29.73 29.65 29.61 10 9 1 15 5 18 0.00  
10 66 54 41 51 48 41 92 76 60 29.99 29.87 29.73 10 10 8 16 5 100 0.00  
11 68 54 39 51 45 39 100 76 52 30.09 30.03 29.96 10 6 0 13 4 15 0.00 Fog
12 67 55 43 51 47 42 93 73 52 30.02 29.96 29.86 10 7 0 17 6 - 0.00 Fog
13 74 57 39 50 42 38 93 61 29 30.04 29.97 29.90 10 10 10 15 5 17 0.00  
14 77 57 37 46 39 34 92 59 25 30.10 30.04 29.98 10 10 10 10 3 - 0.00  
15 84 61 37 42 34 22 85 48 10 30.03 29.98 29.92 10 10 10 13 3 16 0.00  
16 80 59 38 45 35 31 76 47 18 30.07 30.02 29.98 10 10 10 10 3 13 0.00  
17 80 59 38 44 36 31 79 48 17 30.07 30.00 29.93 10 10 9 12 3 13 0.00  
18 77 58 39 52 43 37 100 63 26 30.04 29.99 29.96 10 10 4 9 3 16 0.00  
19 81 60 39 50 43 38 100 64 28 30.06 30.01 29.96 10 10 10 9 3 20 0.00  
20 74 57 40 52 46 42 100 69 38 30.03 29.97 29.88 10 6 0 12 4 30 0.00 Fog
21 69 56 42 52 48 43 100 75 49 30.02 29.96 29.89 10 6 0 76 3 - 0.00 Fog
22 72 55 38 53 46 39 100 72 44 30.03 29.98 29.89 10 4 0 13 3 40 0.00 Fog
23 67 55 43 52 46 43 100 78 56 29.99 29.94 29.87 10 4 0 14 4 32 0.00 Fog
24 65 56 47 51 46 43 93 73 52 30.08 30.01 29.96 10 10 7 144 13 146 0.00  
25 70 54 37 49 42 37 100 74 47 30.17 30.12 30.06 10 5 0 33 4 99 0.00 Fog
26 77 58 39 51 44 38 100 67 33 30.13 30.06 29.98 10 10 9 15 4 23 0.00  
27 65 53 41 49 46 41 100 76 52 30.00 29.88 29.61 10 7 0 32 13 47 0.01 Fog
28 64 50 36 47 43 36 93 71 48 29.83 29.71 29.64 10 10 10 31 9 41 0.00  
29 62 50 38 47 43 39 100 76 51 30.04 29.94 29.83 10 10 5 14 4 32 0.00  
30 66 51 35 48 40 34 100 71 42 30.16 30.10 30.04 10 5 0 22 4 25 0.00 Fog
31 72 54 35 46 40 34 92 63 34 30.16 30.10 30.04 10 10 7 20 3 25 0.00