History for San Diego, CA

Month of December, 2012 — View Current Conditions
Month of December, 2012
« Previous Month
Next Month »
Daily Weekly Monthly Custom
  Max Avg Min Sum
Temperature
Max Temperature 71 °F 63 °F 57 °F
Mean Temperature 65 °F 58 °F 50 °F
Min Temperature 62 °F 52 °F 41 °F
Degree Days
Heating Degree Days (base 65) 15 7 0 220
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 15 7 0 230
Dew Point
Dew Point 63 °F 47 °F 13 °F
Precipitation
Precipitation 1.56 in 0.07 in 0.00 in 2.03 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind
Wind 25 mph 4 mph 0 mph
Gust Wind 33 mph 22 mph 16 mph
Sea Level Pressure
Sea Level Pressure 30.27 in 30.07 in 29.77 in
Monthly Graph
Certify This Report
History Location
Airport:
 
Trip Planner
Search our historical database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it will be!
Date:
Astronomy
May. 19, 2013 Rise Set
Actual Time 6:45 AM PST 4:45 PM PST
Civil Twilight 6:18 AM PST 5:12 PM PST
Nautical Twilight 5:47 AM PST 5:43 PM PST
Astronomical Twilight 5:17 AM PST 6:13 PM PST
Moon 10:45 AM PST (12/18) 10:57 PM PST (12/18)
Length Of Visible Light 10h 54m
Length of Day
9h 59m
Waxing Crescent, 36% of the Moon is Illuminated
Dec 18
Waxing Crescent
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New
Visit Astronomy
Monthly Calendar Overview
Print This Calendar Precipitation: Actual month total 2.03 Normal month total 1.53
« Previous Month « 2011 December 2012 2013 » Next Month »
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
1 Fog
Actual: 68 | 61
Precip: 0.00
Average: 66 | 50
Precip: 0.04
2 Partly Cloudy
Actual: 68 | 62
Precip: T
Average: 66 | 50
Precip: 0.04
3 Partly Cloudy
Actual: 68 | 60
Precip: 0.00
Average: 66 | 50
Precip: 0.04
4 Mostly Cloudy
Actual: 67 | 60
Precip: 0.00
Average: 66 | 49
Precip: 0.04
5 Partly Cloudy
Actual: 64 | 59
Precip: 0.00
Average: 65 | 49
Precip: 0.05
6 Partly Cloudy
Actual: 66 | 59
Precip: 0.00
Average: 65 | 49
Precip: 0.04
7 Partly Cloudy
Actual: 62 | 57
Precip: 0.00
Average: 65 | 49
Precip: 0.04
8 Partly Cloudy
Actual: 64 | 57
Precip: 0.00
Average: 65 | 49
Precip: 0.05
9 Partly Cloudy
Actual: 63 | 55
Precip: 0.00
Average: 65 | 49
Precip: 0.05
10 Scattered Clouds
Actual: 68 | 51
Precip: 0.00
Average: 65 | 49
Precip: 0.04
11 Partly Cloudy
Actual: 71 | 50
Precip: 0.00
Average: 65 | 48
Precip: 0.05
12 Partly Cloudy
Actual: 64 | 55
Precip: 0.00
Average: 65 | 48
Precip: 0.04
13 Rain
Actual: 61 | 55
Precip: 1.56
Average: 65 | 48
Precip: 0.04
14 Rain
Actual: 60 | 53
Precip: 0.01
Average: 65 | 48
Precip: 0.05
15 Rain
Actual: 59 | 51
Precip: 0.12
Average: 64 | 48
Precip: 0.05
16 Rain
Actual: 60 | 53
Precip: 0.01
Average: 64 | 48
Precip: 0.05
17 Rain
Actual: 63 | 56
Precip: 0.03
Average: 64 | 48
Precip: 0.04
18 Rain
Actual: 61 | 56
Precip: 0.05
Average: 64 | 48
Precip: 0.05
19 Clear
Actual: 58 | 44
Precip: 0.00
Average: 64 | 48
Precip: 0.05
20 Scattered Clouds
Actual: 66 | 42
Precip: 0.00
Average: 64 | 48
Precip: 0.05
21 Partly Cloudy
Actual: 60 | 42
Precip: 0.00
Average: 64 | 48
Precip: 0.05
22 Partly Cloudy
Actual: 61 | 45
Precip: 0.00
Average: 64 | 48
Precip: 0.05
23 Partly Cloudy
Actual: 64 | 49
Precip: T
Average: 64 | 48
Precip: 0.06
24 Rain
Actual: 61 | 52
Precip: 0.12
Average: 64 | 48
Precip: 0.05
25 Partly Cloudy
Actual: 63 | 50
Precip: 0.00
Average: 64 | 48
Precip: 0.06
26 Rain
Actual: 61 | 51
Precip: 0.04
Average: 64 | 48
Precip: 0.06
27 Partly Cloudy
Actual: 60 | 51
Precip: T
Average: 64 | 48
Precip: 0.05
28 Scattered Clouds
Actual: 63 | 45
Precip: 0.00
Average: 64 | 48
Precip: 0.06
29 Rain
Actual: 59 | 48
Precip: 0.03
Average: 65 | 48
Precip: 0.07
30 Thunderstorm
Actual: 57 | 47
Precip: 0.06
Average: 65 | 48
Precip: 0.06
31 Scattered Clouds
Actual: 58 | 41
Precip: 0.00
Average: 65 | 48
Precip: 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 Observations
2012 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 68 65 61 63 59 56 100 82 63 30.19 30.14 30.10 10 8 0 15 6 20 0.00 Fog
2 68 65 62 59 56 53 90 77 63 30.17 30.13 30.10 10 10 10 13 5 17 T  
3 68 64 60 61 58 55 90 79 68 30.20 30.17 30.14 10 10 7 8 2 12 0.00  
4 67 64 60 59 57 55 97 83 68 30.24 30.19 30.14 10 8 3 15 7 20 0.00  
5 64 62 59 57 55 54 87 77 67 30.17 30.10 30.04 10 7 2 12 4 14 0.00  
6 66 63 59 56 55 53 80 74 68 30.04 29.96 29.89 10 9 5 13 4 15 0.00  
7 62 60 57 56 55 54 93 83 72 30.00 29.96 29.91 7 4 2 12 4 14 0.00  
8 64 61 57 55 53 52 93 80 67 30.01 29.97 29.92 6 4 1 8 3 12 0.00  
9 63 59 55 52 51 48 80 73 65 30.14 30.05 29.99 7 4 2 9 4 12 0.00  
10 68 60 51 55 49 41 89 63 37 30.14 30.10 30.06 10 6 4 12 4 15 0.00  
11 71 61 50 57 48 33 73 50 26 30.06 30.02 29.97 10 8 5 12 3 14 0.00  
12 64 60 55 54 50 46 86 73 60 30.01 29.95 29.89 10 9 6 12 5 15 0.00  
13 61 58 55 55 50 38 93 80 67 29.88 29.82 29.77 10 7 2 25 7 33 1.56 Rain
14 60 57 53 47 41 36 59 50 40 30.02 29.94 29.81 10 10 9 18 10 22 0.01 Rain
15 59 55 51 49 44 33 89 65 40 30.14 30.03 29.94 10 9 3 14 9 20 0.12 Rain
16 60 57 53 54 48 45 77 66 55 30.20 30.16 30.13 10 9 3 10 4 13 0.01 Rain
17 63 60 56 55 53 50 87 76 65 30.18 30.13 30.04 10 8 2 10 4 12 0.03 Rain
18 61 59 56 56 49 23 93 78 62 30.03 29.95 29.87 10 8 3 23 8 29 0.05 Rain
19 58 51 44 32 26 22 49 37 24 30.26 30.19 30.05 10 10 10 23 6 32 0.00  
20 66 54 42 41 27 13 57 35 12 30.22 30.15 30.09 10 10 9 12 3 14 0.00  
21 60 51 42 45 37 26 71 52 32 30.14 30.09 30.06 10 10 7 7 2 10 0.00  
22 61 53 45 46 42 37 83 67 51 30.23 30.16 30.09 10 10 9 12 3 15 0.00  
23 64 57 49 51 46 39 77 67 57 30.25 30.19 30.14 10 10 9 9 2 12 T  
24 61 57 52 57 52 46 93 83 72 30.17 30.11 30.04 10 7 1 12 4 16 0.12 Rain
25 63 57 50 51 48 43 93 71 48 30.12 30.07 30.02 10 9 6 9 1 12 0.00  
26 61 56 51 52 46 44 83 69 55 30.04 30.01 29.98 10 9 4 18 6 23 0.04 Rain
27 60 56 51 46 42 35 77 60 43 30.13 30.04 29.98 10 10 10 17 5 22 T  
28 63 54 45 42 37 29 76 53 30 30.18 30.13 30.08 10 10 10 12 3 14 0.00  
29 59 54 48 50 40 30 67 54 41 30.11 30.06 30.00 10 10 7 18 7 23 0.03 Rain
30 57 52 47 46 43 37 93 77 61 30.09 30.00 29.94 10 10 4 13 2 17 0.06 Rain , Thunderstorm
31 58 50 41 40 37 30 82 59 36 30.27 30.21 30.11 10 10 10 13 2 15 0.00  
Comma Delimited File