Weather History for San Diego, CA

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Month of December, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 74 °F 64 °F 55 °F
Mean Temperature 61 °F 56 °F 52 °F
Min Temperature 55 °F 47 °F 41 °F
Degree Days  
Heating Degree Days (base 65) 13 9 4 286
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 12 5 2 167
Dew Point  
Dew Point 54 °F 39 °F -2 °F
Precipitation  
Precipitation 0.39 in 0.03 in 0.00 in 0.68 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 23 mph 3 mph 0 mph
Gust Wind 31 mph 19 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.48 in 30.11 in 29.74 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 06, 2011 Rise Set
Actual Time 6:37 AM PST 4:42 PM PST
Civil Twilight 6:09 AM PST 5:09 PM PST
Nautical Twilight 5:39 AM PST 5:40 PM PST
Astronomical Twilight 5:09 AM PST 6:09 PM PST
Moon 2:06 PM PST (12/6) 3:06 AM PST (12/6)
Length of Visible Light 10h 59m
Length of Day
10h 05m
Waxing Gibbous, 87% of the Moon is Illuminated
Dec 6
Waxing Gibbous
Dec 10
Full
Dec 17
Last Quarter
Dec 24
New
Dec 31
First Quarter

Weather History Calendar

Precipitation Actual month total 0.68 Normal Month Total: 1.53
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
67 | 55 0.00
Average:
66 | 50 0.04
Partly Cloudy
Actual:
64 | 53 0.00
Average:
66 | 50 0.04
Partly Cloudy
Actual:
63 | 53 0.00
Average:
66 | 50 0.04
Scattered Clouds
Actual:
62 | 44 0.00
Average:
66 | 49 0.04
Clear
Actual:
62 | 46 0.00
Average:
65 | 49 0.05
Clear
Actual:
62 | 41 0.00
Average:
65 | 49 0.04
Scattered Clouds
Actual:
65 | 42 0.00
Average:
65 | 49 0.04
Partly Cloudy
Actual:
63 | 45 0.00
Average:
65 | 49 0.05
Partly Cloudy
Actual:
67 | 44 0.00
Average:
65 | 49 0.05
Partly Cloudy
Actual:
66 | 47 0.00
Average:
65 | 49 0.04
Mostly Cloudy
Actual:
60 | 48 0.00
Average:
65 | 48 0.05
Thunderstorm
Actual:
58 | 51 0.39
Average:
65 | 48 0.04
Rain
Actual:
55 | 50 0.29
Average:
65 | 48 0.04
Partly Cloudy
Actual:
61 | 47 T
Average:
65 | 48 0.05
Rain
Actual:
60 | 46 0.00
Average:
64 | 48 0.05
Rain
Actual:
63 | 46 T
Average:
64 | 48 0.05
Partly Cloudy
Actual:
62 | 48 T
Average:
64 | 48 0.04
Partly Cloudy
Actual:
60 | 52 0.00
Average:
64 | 48 0.05
Rain
Actual:
59 | 51 0.00
Average:
64 | 48 0.05
Partly Cloudy
Actual:
65 | 52 T
Average:
64 | 48 0.05
Partly Cloudy
Actual:
61 | 46 0.00
Average:
64 | 48 0.05
Scattered Clouds
Actual:
69 | 51 0.00
Average:
64 | 48 0.05
Clear
Actual:
65 | 42 0.00
Average:
64 | 48 0.06
Scattered Clouds
Actual:
68 | 41 0.00
Average:
64 | 48 0.05
Clear
Actual:
72 | 43 0.00
Average:
64 | 48 0.06
Scattered Clouds
Actual:
69 | 45 0.00
Average:
64 | 48 0.06
Partly Cloudy
Actual:
65 | 43 0.00
Average:
64 | 48 0.05
Scattered Clouds
Actual:
74 | 45 0.00
Average:
64 | 48 0.06
Fog
Actual:
70 | 45 0.00
Average:
65 | 48 0.07
Fog
Actual:
61 | 47 0.00
Average:
65 | 48 0.06
Fog
Actual:
67 | 48 0.00
Average:
65 | 48 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

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 67 61 55 52 37 28 86 56 26 29.95 29.81 29.74 10 10 7 16 5 21 0.00  
2 64 59 53 50 42 33 54 44 34 30.05 30.00 29.95 10 10 10 14 4 20 0.00  
3 63 58 53 48 42 21 77 60 43 30.21 30.08 30.01 10 10 10 12 5 15 0.00  
4 62 53 44 40 31 20 45 36 27 30.26 30.19 30.13 10 10 10 15 4 18 0.00  
5 62 54 46 41 26 10 53 44 34 30.27 30.21 30.15 10 10 9 13 3 16 0.00  
6 62 52 41 37 25 9 53 33 12 30.33 30.28 30.25 10 10 10 12 3 15 0.00  
7 65 54 42 41 30 10 58 35 12 30.25 30.15 30.09 10 10 10 13 3 16 0.00  
8 63 54 45 47 37 29 58 44 30 30.13 30.09 30.05 10 10 10 10 2 14 0.00  
9 67 56 44 47 39 33 71 51 31 30.17 30.12 30.09 10 9 6 10 3 13 0.00  
10 66 57 47 53 44 32 71 53 34 30.14 30.09 30.06 10 8 3 10 3 13 0.00  
11 60 54 48 54 45 38 93 73 53 30.06 29.99 29.89 10 8 2 8 3 10 0.00  
12 58 55 51 50 48 44 83 75 66 29.89 29.82 29.78 10 8 4 18 7 24 0.39 Rain , Thunderstorm
13 55 53 50 47 46 44 89 80 71 30.13 29.97 29.85 10 10 7 15 5 17 0.29 Rain
14 61 54 47 50 47 44 93 77 60 30.28 30.23 30.14 10 9 6 10 3 13 T  
15 60 53 46 48 45 41 86 71 55 30.25 30.15 30.06 10 8 4 12 3 14 0.00 Rain
16 63 55 46 54 39 31 86 63 39 30.09 30.05 30.02 10 10 8 23 6 31 T Rain
17 62 55 48 52 45 37 80 63 46 30.16 30.09 30.01 10 10 10 10 4 13 T  
18 60 56 52 52 49 47 83 74 64 30.20 30.15 30.11 10 9 7 8 2 10 0.00  
19 59 55 51 50 48 46 83 75 67 30.13 30.07 30.03 10 9 8 12 5 15 0.00 Rain
20 65 59 52 52 48 45 89 71 52 30.04 30.00 29.95 10 9 7 15 4 17 T  
21 61 54 46 52 46 39 83 70 57 30.12 30.05 30.01 10 10 8 9 3 15 0.00  
22 69 60 51 54 30 -2 77 46 15 30.36 30.21 30.12 10 9 7 16 5 21 0.00  
23 65 54 42 44 26 8 36 24 12 30.48 30.40 30.35 10 10 10 14 4 18 0.00  
24 68 55 41 37 27 17 58 38 17 30.38 30.34 30.28 10 10 10 9 2 13 0.00  
25 72 58 43 35 28 21 61 39 17 30.34 30.26 30.20 10 10 10 13 3 15 0.00  
26 69 57 45 33 28 19 60 38 16 30.27 30.22 30.19 10 10 10 9 2 10 0.00  
27 65 54 43 50 39 26 67 47 27 30.25 30.21 30.15 10 10 8 12 2 14 0.00  
28 74 60 45 49 39 25 80 48 16 30.24 30.17 30.10 10 9 7 12 3 14 0.00  
29 70 58 45 54 45 33 74 53 31 30.12 30.05 29.99 10 8 3 10 2 13 0.00 Fog
30 61 54 47 52 49 45 100 86 72 30.11 30.05 30.01 9 4 0 8 2 12 0.00 Fog
31 67 58 48 54 50 46 100 80 60 30.09 30.04 29.99 6 2 0 9 3 14 0.00 Fog