Napa County, CA

2:30 PM PDT on July 20, 2017 (GMT -0700)
Napa County

Weather History for KAPC - October, 2009

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Month of October, 2009

  Max Avg Min Sum
Temperature  
Max Temperature 86 °F 71 °F 57 °F
Mean Temperature 67 °F 59 °F 51 °F
Min Temperature 60 °F 45 °F 35 °F
Degree Days  
Heating Degree Days (base 65) 14 7 0 202
Cooling Degree Days (base 65) 2 0 0 4
Growing Degree Days (base 50) 17 8 0 260
Dew Point  
Dew Point 64 °F 47 °F 21 °F
Precipitation  
Precipitation 3.66 in 0.14 in 0.00 in 4.16 in
Snowdepth - - - -
Wind  
Wind 30 mph 6 mph 0 mph
Gust Wind 39 mph 25 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.19 in 29.95 in 29.35 in

Monthly Weather History Graph

Monthly Weather History Graph

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Astronomy

Oct. 04, 2009 Rise Set
Actual Time 7:07 AM PDT 6:46 PM PDT
Civil Twilight 6:41 AM PDT 7:13 PM PDT
Nautical Twilight 6:10 AM PDT 7:43 PM PDT
Astronomical Twilight 5:40 AM PDT 8:14 PM PDT
Moon 6:44 PM PDT (10/4) 7:38 AM PDT (10/4)
Length of Visible Light 12h 31m
Length of Day
11h 39m
Full, 100% of the Moon is Illuminated
Oct 4
Full
Oct 11
Last Quarter
Oct 17
New
Oct 25
First Quarter
Nov 2
Full

Daily Weather History & Observations

2009 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 81 61 41 46 35 29 77 46 15 30.11 30.03 29.94 10 10 10 13 4 33 0.00  
2 83 63 43 46 38 32 70 44 17 29.95 29.86 29.75 10 10 10 22 7 26 0.00  
3 72 59 45 46 41 36 86 58 29 29.77 29.69 29.59 10 10 10 29 11 35 0.00  
4 66 51 35 42 37 33 85 58 31 29.85 29.74 29.64 10 10 10 23 7 26 0.00  
5 72 54 36 45 37 34 92 59 26 29.99 29.93 29.87 10 10 10 20 5 22 0.00  
6 79 58 36 47 36 29 86 51 16 29.96 29.91 29.86 10 10 6 14 3 17 0.00  
7 72 55 37 53 43 33 93 65 36 29.97 29.89 29.85 10 10 10 20 7 24 0.00  
8 66 57 48 51 48 46 93 77 60 30.10 30.04 29.98 10 10 10 16 7 21 0.00  
9 69 57 45 51 47 44 100 75 49 30.11 30.03 29.94 10 10 8 13 6 17 0.00  
10 65 56 46 51 48 44 100 80 60 29.96 29.86 29.76 10 9 5 16 7 18 0.00  
11 57 53 49 49 47 46 93 83 72 29.89 29.82 29.78 10 10 8 16 10 21 0.00  
12 63 59 55 52 49 46 83 72 60 29.78 29.72 29.63 10 10 10 15 4 30 T  
13 62 59 56 61 57 49 100 80 60 29.66 29.49 29.35 10 5 1 30 12 39 3.66 Rain
14 72 66 60 63 60 59 100 84 68 30.09 29.91 29.68 10 9 7 16 7 21 0.00  
15 74 65 56 64 61 57 100 84 68 30.17 30.11 30.06 10 7 0 12 4 15 0.02 Fog , Rain
16 79 67 55 62 58 55 100 77 54 30.13 30.07 29.94 10 5 0 9 3 12 0.00 Fog
17 80 66 51 63 59 52 100 79 58 30.02 29.96 29.88 10 7 0 15 4 17 0.00 Fog
18 68 60 52 59 55 51 100 82 63 29.97 29.92 29.88 10 7 0 23 9 28 0.00 Fog
19 63 56 48 61 55 50 100 92 84 30.03 29.95 29.91 10 8 0 15 6 20 0.46 Fog , Rain
20 69 57 45 57 50 45 100 82 63 30.06 30.03 29.97 10 4 0 14 4 16 0.02 Fog
21 69 58 46 57 52 48 100 81 61 30.10 30.02 29.96 10 4 0 12 3 15 0.00 Fog
22 73 61 48 58 52 48 100 79 57 30.08 30.01 29.94 10 5 0 12 4 24 0.00 Fog
23 76 61 45 57 51 45 100 75 50 30.06 30.01 29.96 10 8 1 10 3 13 0.00  
24 76 61 46 58 53 48 100 75 50 30.04 29.99 29.92 10 8 0 9 3 14 0.00 Fog
25 86 64 42 55 48 39 100 60 20 30.02 29.99 29.95 10 8 0 16 3 24 0.00 Fog
26 75 61 46 57 52 46 100 77 53 30.07 30.00 29.94 10 10 10 23 7 28 0.00  
27 67 55 42 46 32 21 72 46 19 30.07 30.02 29.97 10 10 10 26 14 35 0.00  
28 64 51 38 32 27 22 62 41 20 30.09 30.05 30.01 10 10 10 24 12 29 0.00  
29 70 53 36 45 38 29 86 57 28 30.11 30.07 30.04 10 10 10 10 4 14 0.00  
30 71 56 40 52 47 41 100 74 47 30.19 30.13 30.07 10 10 10 16 3 21 0.00  
31 71 57 42 54 50 43 100 79 57 30.19 30.13 30.04 10 5 0 7 2 13 0.00 Fog