Weather History for North Island, CA

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Month of December, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 78 °F 67 °F 57 °F
Mean Temperature 63 °F 57 °F 48 °F
Min Temperature 57 °F 48 °F 32 °F
Degree Days  
Heating Degree Days (base 65) 17 8 2 239
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 13 7 0 226
Dew Point  
Dew Point 52 °F 41 °F 7 °F
Precipitation  
Precipitation 0.42 in 0.03 in 0.00 in 0.80 in
Snowdepth - - - -
Wind  
Wind 21 mph 3 mph 0 mph
Gust Wind 26 mph 23 mph 20 mph
Sea Level Pressure  
Sea Level Pressure 30.46 in 30.09 in 29.72 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 30, 2011 Rise Set
Actual Time 6:50 AM PST 4:52 PM PST
Civil Twilight 6:23 AM PST 5:19 PM PST
Nautical Twilight 5:52 AM PST 5:50 PM PST
Astronomical Twilight 5:22 AM PST 6:20 PM PST
Moon 10:33 AM PST (12/30) 11:08 PM PST (12/30)
Length of Visible Light 10h 56m
Length of Day
10h 01m
Waxing Crescent, 36% of the Moon is Illuminated
Dec 30
Waxing Crescent
Dec 31
First Quarter
Jan 8
Full
Jan 16
Last Quarter
Jan 22
New

Weather History Calendar

Precipitation Actual month total 0.80 Average Month Total: 0.84
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
69 | 57 0.00
Average:
62 | 47 0.02
Partly Cloudy
Actual:
66 | 55 0.00
Average:
62 | 47 0.02
Partly Cloudy
Actual:
66 | 53 0.00
Average:
62 | 47 0.02
Scattered Clouds
Actual:
64 | 46 0.00
Average:
62 | 47 0.02
Clear
Actual:
64 | 32 0.00
Average:
62 | 47 0.02
Clear
Actual:
66 | 43 0.00
Average:
62 | 47 0.02
Scattered Clouds
Actual:
68 | 43 0.00
Average:
62 | 47 0.02
Partly Cloudy
Actual:
66 | 45 0.00
Average:
62 | 47 0.02
Partly Cloudy
Actual:
68 | 32 0.00
Average:
62 | 47 0.02
Fog
Actual:
69 | 48 0.00
Average:
62 | 47 0.02
Partly Cloudy
Actual:
64 | 48 0.00
Average:
62 | 47 0.02
Thunderstorm
Actual:
62 | 53 0.42
Average:
63 | 47 0.02
Rain
Actual:
57 | 50 0.32
Average:
63 | 47 0.02
Rain
Actual:
63 | 50 0.00
Average:
63 | 47 0.02
Rain
Actual:
63 | 46 0.04
Average:
63 | 46 0.02
Partly Cloudy
Actual:
64 | 48 0.00
Average:
63 | 46 0.02
Partly Cloudy
Actual:
64 | 50 0.00
Average:
63 | 46 0.02
Thunderstorm
Actual:
64 | 54 0.00
Average:
63 | 46 0.02
Rain
Actual:
61 | 52 0.02
Average:
63 | 46 0.03
Rain
Actual:
68 | 53 0.00
Average:
63 | 46 0.03
Scattered Clouds
Actual:
64 | 48 0.00
Average:
63 | 46 0.03
Scattered Clouds
Actual:
71 | 50 0.00
Average:
63 | 46 0.03
Scattered Clouds
Actual:
66 | 42 0.00
Average:
63 | 46 0.03
Scattered Clouds
Actual:
71 | 45 0.00
Average:
62 | 46 0.03
Clear
Actual:
75 | 46 0.00
Average:
62 | 46 0.04
Scattered Clouds
Actual:
72 | 48 0.00
Average:
62 | 46 0.04
Partly Cloudy
Actual:
68 | 46 0.00
Average:
62 | 46 0.04
Scattered Clouds
Actual:
78 | 46 0.00
Average:
62 | 46 0.04
Fog
Actual:
75 | 48 0.00
Average:
62 | 46 0.04
Fog
Actual:
64 | 50 0.00
Average:
62 | 46 0.05
Fog
Actual:
68 | 52 0.00
Average:
61 | 46 0.05
 

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

2011 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 69 63 57 52 37 29 75 42 23 29.93 29.79 29.72 10 9 7 16 8 20 0.00  
2 66 60 55 49 42 36 72 53 38 30.03 29.98 29.93 10 10 9 10 3 - 0.00  
3 66 60 53 49 42 23 72 55 31 30.19 30.06 29.99 10 9 7 10 6 - 0.00  
4 64 55 46 41 33 26 58 43 25 30.24 30.17 30.11 10 10 9 14 3 - 0.00  
5 64 48 32 40 30 16 100 42 19 30.26 30.19 30.13 10 10 10 12 3 - 0.00  
6 66 54 43 37 27 9 61 39 11 30.31 30.26 30.24 10 10 10 12 3 - 0.00  
7 68 56 43 44 33 12 69 49 12 30.22 30.13 30.07 10 10 10 13 2 - 0.00  
8 66 56 45 46 39 28 75 57 26 30.11 30.07 30.03 10 10 8 12 2 - 0.00  
9 68 50 32 48 41 32 100 61 32 30.15 30.10 30.06 10 10 8 12 2 - 0.00  
10 69 58 48 52 45 33 83 66 26 30.13 30.07 30.04 10 7 0 9 1 - 0.00 Fog
11 64 56 48 49 44 39 83 64 49 30.04 29.96 29.87 10 7 2 8 2 - 0.00  
12 62 58 53 50 47 45 80 71 60 29.87 29.80 29.75 10 7 3 20 7 25 0.42 Rain , Thunderstorm
13 57 54 50 47 45 43 77 72 65 30.11 29.93 29.83 10 9 5 6 3 - 0.32 Rain
14 63 56 50 49 46 44 83 71 58 30.26 30.21 30.12 10 9 7 9 2 - 0.00 Rain
15 63 54 46 49 45 40 77 68 58 30.22 30.13 30.04 10 9 7 12 3 - 0.04 Rain
16 64 56 48 46 40 35 77 53 35 30.07 30.03 30.00 10 9 7 14 5 26 0.00  
17 64 57 50 51 46 39 72 64 54 30.14 30.07 30.00 10 10 8 9 4 - 0.00  
18 64 59 54 52 49 46 77 69 60 30.18 30.12 30.08 10 9 8 8 2 - 0.00 Thunderstorm
19 61 56 52 50 48 45 77 69 59 30.11 30.05 30.01 10 9 7 10 4 - 0.02 Rain
20 68 60 53 51 49 46 80 69 49 30.02 29.98 29.93 10 8 7 14 4 - 0.00 Rain
21 64 56 48 52 46 39 77 65 48 30.10 30.03 29.99 10 9 7 7 2 - 0.00  
22 71 62 50 48 32 7 71 42 8 30.34 30.20 30.10 10 10 8 21 6 25 0.00  
23 66 54 42 44 32 20 61 44 19 30.46 30.37 30.32 10 10 10 14 4 - 0.00  
24 71 58 45 40 32 17 68 45 14 30.36 30.32 30.26 10 10 9 12 2 - 0.00  
25 75 60 46 41 34 21 66 45 13 30.32 30.24 30.18 10 10 6 15 3 - 0.00  
26 72 60 48 41 33 23 64 42 16 30.25 30.20 30.18 10 10 8 7 2 - 0.00  
27 68 57 46 49 41 32 77 61 31 30.23 30.19 30.13 10 9 7 13 2 - 0.00  
28 78 62 46 51 42 27 77 59 17 30.22 30.15 30.08 10 9 7 15 4 - 0.00  
29 75 62 48 52 46 33 83 66 22 30.09 30.02 29.97 10 6 0 9 2 - 0.00 Fog
30 64 57 50 52 49 46 88 78 63 30.09 30.03 29.99 7 3 0 9 1 - 0.00 Fog
31 68 60 52 52 50 46 88 78 50 30.07 30.02 29.97 7 2 0 7 3 - 0.00 Fog