San Francisco, CA

5:19 PM PST on December 11, 2017 (GMT -0800)
San Francisco International

Weather History for KSFO - February, 2011

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Month of February, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 73 °F 58 °F 45 °F
Mean Temperature 64 °F 51 °F 42 °F
Min Temperature 55 °F 43 °F 35 °F
Degree Days  
Heating Degree Days (base 65) 23 14 1 397
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 14 2 0 65
Dew Point  
Dew Point 54 °F 39 °F 16 °F
Precipitation  
Precipitation 0.89 in 0.18 in 0.00 in 4.79 in
Snowdepth - - - -
Wind  
Wind 39 mph 9 mph 0 mph
Gust Wind 49 mph 26 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.50 in 30.11 in 29.64 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Feb. 01, 2011 Rise Set
Actual Time 7:13 AM PST 5:33 PM PST
Civil Twilight 6:45 AM PST 6:00 PM PST
Nautical Twilight 6:14 AM PST 6:32 PM PST
Astronomical Twilight 5:43 AM PST 7:03 PM PST
Moon 6:13 AM PST (2/1) 4:33 PM PST (2/1)
Length of Visible Light 11h 15m
Length of Day
10h 19m
Waning Crescent, 2% of the Moon is Illuminated
Feb 1
Waning Crescent
Feb 2
New
Feb 10
First Quarter
Feb 18
Full
Feb 24
Last Quarter

Daily Weather History & Observations

2011 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 63 54 45 47 41 31 93 65 36 30.23 30.19 30.13 10 10 9 21 6 25 0.00  
2 62 55 48 37 28 16 59 38 17 30.43 30.34 30.24 10 10 10 18 9 23 0.00  
3 60 51 41 44 38 30 86 61 36 30.50 30.44 30.41 10 10 10 13 3 14 0.00  
4 65 54 42 49 43 34 86 67 48 30.43 30.35 30.27 10 10 10 10 4 12 0.00  
5 73 60 46 49 45 41 86 64 41 30.30 30.24 30.17 10 10 10 20 7 23 0.00  
6 72 64 55 48 44 41 67 53 38 30.25 30.21 30.17 10 10 10 22 9 26 0.00  
7 66 57 48 50 45 38 83 70 56 30.25 30.17 30.07 10 10 10 30 9 39 0.00  
8 60 55 50 39 30 24 63 46 28 30.16 30.10 30.06 10 10 10 32 17 38 0.00  
9 60 51 42 43 33 25 62 47 32 30.25 30.20 30.17 10 10 10 15 6 28 0.00  
10 64 52 40 41 33 28 71 50 29 30.23 30.18 30.14 10 10 10 16 4 18 0.00  
11 64 53 42 46 39 29 86 61 36 30.25 30.21 30.17 10 10 10 8 2 10 0.00  
12 67 55 43 47 42 32 89 60 30 30.30 30.24 30.19 10 10 8 18 5 21 0.00  
13 57 50 43 47 42 38 93 76 59 30.21 30.09 30.00 10 7 2 22 7 43 0.00  
14 58 54 50 54 48 39 86 73 59 30.15 30.09 29.99 10 9 6 29 14 35 0.12 Rain
15 61 57 52 51 45 42 89 70 51 30.16 30.00 29.78 10 9 3 38 19 49 0.43 Rain
16 54 49 43 52 41 36 100 75 50 29.99 29.88 29.77 10 9 3 29 15 36 0.76 Rain
17 51 48 44 45 42 39 93 80 66 29.97 29.86 29.80 10 8 2 33 12 44 0.80 Rain
18 47 43 39 43 39 36 92 87 82 29.92 29.79 29.64 10 9 5 26 10 30 0.89 Rain
19 45 43 40 40 38 36 89 83 76 29.98 29.80 29.68 10 9 5 16 6 18 0.83 Rain
20 53 45 37 40 38 34 92 76 59 30.16 30.11 29.99 10 10 10 17 7 22 0.00  
21 52 46 39 40 37 34 79 67 54 30.12 30.01 29.92 10 10 10 15 6 17 T Rain
22 56 48 39 43 39 34 79 65 51 30.16 30.11 30.05 10 10 10 24 9 28 0.00  
23 53 47 41 42 39 36 83 69 54 30.18 30.11 30.08 10 10 10 25 9 32 0.00  
24 52 49 45 45 42 37 86 79 71 30.25 30.15 30.00 10 10 7 17 8 21 0.31 Rain
25 53 46 39 48 39 27 86 68 49 29.97 29.87 29.77 10 9 1 39 18 47 0.65 Rain
26 49 42 35 35 31 28 82 64 46 29.94 29.90 29.86 10 10 10 18 7 21 T  
27 55 46 36 41 36 33 85 68 50 30.22 30.09 29.94 10 10 10 18 6 23 0.00  
28 57 49 40 41 37 35 85 66 47 30.26 30.22 30.19 10 10 10 18 8 23 0.00