Weather History for San Francisco, CA

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Month of February, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 68 °F 58 °F 49 °F
Mean Temperature 57 °F 51 °F 45 °F
Min Temperature 48 °F 43 °F 38 °F
Degree Days  
Heating Degree Days (base 65) 20 14 8 389
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 7 1 0 39
Dew Point  
Dew Point 49 °F 40 °F 23 °F
Precipitation  
Precipitation 0.42 in 0.03 in 0.00 in 0.67 in
Snowdepth - - - -
Wind  
Wind 30 mph 8 mph 0 mph
Gust Wind 36 mph 24 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.47 in 30.16 in 29.78 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Feb. 07, 2013 Rise Set
Actual Time 7:07 AM PST 5:40 PM PST
Civil Twilight 6:40 AM PST 6:07 PM PST
Nautical Twilight 6:09 AM PST 6:38 PM PST
Astronomical Twilight 5:38 AM PST 7:09 PM PST
Moon 4:49 AM PST (2/7) 3:12 PM PST (2/7)
Length of Visible Light 11h 27m
Length of Day
10h 33m
Waning Crescent, 8% of the Moon is Illuminated
Feb 7
Waning Crescent
Feb 9
New
Feb 17
First Quarter
Feb 25
Full
Mar 4
Last Quarter

Weather History Calendar

Precipitation Actual month total 0.67 Normal Month Total: 4.06
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Scattered Clouds
Actual:
64 | 44 0.00
Average:
58 | 45 0.15
Partly Cloudy
Actual:
56 | 47 0.00
Average:
58 | 45 0.14
Scattered Clouds
Actual:
56 | 47 0.00
Average:
58 | 45 0.15
Partly Cloudy
Actual:
54 | 44 0.00
Average:
58 | 46 0.15
Partly Cloudy
Actual:
55 | 47 0.00
Average:
58 | 46 0.16
Scattered Clouds
Actual:
56 | 40 0.00
Average:
59 | 46 0.15
Rain
Actual:
55 | 42 0.14
Average:
59 | 46 0.15
Rain
Actual:
52 | 41 0.11
Average:
59 | 46 0.15
Clear
Actual:
56 | 41 0.00
Average:
59 | 46 0.15
Scattered Clouds
Actual:
59 | 38 0.00
Average:
59 | 46 0.14
Scattered Clouds
Actual:
63 | 41 0.00
Average:
59 | 46 0.14
Partly Cloudy
Actual:
58 | 41 0.00
Average:
59 | 46 0.14
Scattered Clouds
Actual:
59 | 41 0.00
Average:
59 | 46 0.15
Scattered Clouds
Actual:
68 | 42 0.00
Average:
60 | 46 0.14
Clear
Actual:
68 | 46 0.00
Average:
60 | 46 0.14
Partly Cloudy
Actual:
66 | 48 0.00
Average:
60 | 47 0.15
Scattered Clouds
Actual:
59 | 48 0.00
Average:
60 | 47 0.15
Rain
Actual:
52 | 45 T
Average:
60 | 47 0.14
Rain
Actual:
49 | 41 0.42
Average:
60 | 47 0.15
Scattered Clouds
Actual:
55 | 40 0.00
Average:
60 | 47 0.15
Scattered Clouds
Actual:
57 | 44 0.00
Average:
60 | 47 0.14
Partly Cloudy
Actual:
60 | 40 0.00
Average:
60 | 47 0.14
Rain
Actual:
56 | 47 T
Average:
61 | 47 0.14
Scattered Clouds
Actual:
60 | 46 0.00
Average:
61 | 47 0.15
Scattered Clouds
Actual:
58 | 43 0.00
Average:
61 | 47 0.14
Scattered Clouds
Actual:
63 | 41 0.00
Average:
61 | 47 0.14
Partly Cloudy
Actual:
64 | 40 0.00
Average:
61 | 47 0.13
Fog
Actual:
60 | 46 0.00
Average:
61 | 47 0.14
 

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
Feb high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 64 54 44 48 44 41 93 71 48 30.23 30.19 30.12 10 9 4 13 3 15 0.00  
2 56 52 47 48 45 43 93 83 72 30.30 30.26 30.23 10 7 4 17 10 21 0.00  
3 56 52 47 45 43 39 86 73 59 30.26 30.22 30.16 10 10 9 18 10 21 0.00  
4 54 49 44 46 44 42 93 85 77 30.19 30.13 30.09 10 9 7 17 5 21 0.00  
5 55 51 47 46 43 38 86 76 66 30.16 30.12 30.10 10 10 10 24 13 29 0.00  
6 56 48 40 43 41 38 86 69 51 30.21 30.18 30.15 10 10 10 24 8 28 0.00  
7 55 49 42 43 40 37 89 72 54 30.18 30.11 30.01 10 10 7 20 8 25 0.14 Rain
8 52 47 41 41 37 28 89 65 41 30.03 29.99 29.95 10 10 10 24 9 29 0.11 Rain
9 56 49 41 40 34 28 76 56 35 30.10 30.06 30.01 10 10 10 14 6 16 0.00  
10 59 49 38 43 35 28 82 61 39 30.14 30.08 30.04 10 10 10 15 5 18 0.00  
11 63 52 41 45 36 25 86 56 25 30.25 30.17 30.09 10 10 10 20 5 21 0.00  
12 58 50 41 44 41 35 89 73 57 30.38 30.32 30.26 10 10 8 18 6 22 0.00  
13 59 50 41 47 43 35 93 75 57 30.35 30.30 30.23 10 8 3 20 6 22 0.00  
14 68 55 42 47 42 39 96 68 40 30.25 30.21 30.16 10 10 6 13 4 15 0.00  
15 68 57 46 47 42 36 80 57 34 30.28 30.24 30.21 10 10 10 8 1 14 0.00  
16 66 57 48 49 46 43 86 66 45 30.23 30.14 30.08 10 9 7 24 8 29 0.00  
17 59 54 48 46 43 41 86 72 57 30.08 30.03 29.99 10 10 10 22 11 24 0.00  
18 52 49 45 43 39 34 86 71 56 30.06 30.02 29.99 10 10 10 18 12 23 T Rain
19 49 45 41 42 37 32 83 72 60 29.99 29.86 29.78 10 9 3 24 11 31 0.42 Rain
20 55 48 40 41 37 31 77 62 47 30.08 29.99 29.88 10 10 10 24 12 31 0.00  
21 57 51 44 41 37 32 77 59 40 30.18 30.13 30.07 10 10 10 24 10 28 0.00  
22 60 50 40 43 40 35 83 63 42 30.28 30.23 30.19 10 10 10 30 9 36 0.00  
23 56 52 47 48 40 32 86 66 46 30.27 30.23 30.19 10 10 4 28 14 33 T Rain
24 60 53 46 40 33 23 76 52 27 30.27 30.23 30.19 10 10 10 24 11 30 0.00  
25 58 51 43 44 41 36 83 70 57 30.29 30.24 30.20 10 10 9 24 9 28 0.00  
26 63 52 41 41 37 29 82 57 31 30.23 30.20 30.16 10 10 10 24 7 28 0.00  
27 64 52 40 46 42 32 86 64 42 30.39 30.31 30.24 10 10 8 24 9 29 0.00  
28 60 53 46 49 47 44 93 79 64 30.47 30.43 30.39 10 10 9 23 10 26 0.00 Fog