Weather History for San Francisco, CA

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Month of February, 2007

  Max Avg Min Sum
Temperature  
Max Temperature 73 °F 58 °F 51 °F
Mean Temperature 62 °F 53 °F 47 °F
Min Temperature 55 °F 47 °F 39 °F
Degree Days  
Heating Degree Days (base 65) 18 12 3 346
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 11 3 0 77
Dew Point  
Dew Point 56 °F 44 °F 33 °F
Precipitation  
Precipitation 1.05 in 0.17 in 0.00 in 4.14 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 33 mph 9 mph 0 mph
Gust Wind 43 mph 25 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.53 in 30.11 in 29.81 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Feb. 01, 2007 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 7:02 PM PST
Moon 5:11 PM PST (2/1) 7:11 AM PST (2/1)
Length of Visible Light 11h 15m
Length of Day
10h 19m
Full, 100% of the Moon is Illuminated
Feb 1
Full
Feb 1
Full
Feb 10
Last Quarter
Feb 17
New
Feb 23
First Quarter

Weather History Calendar

Precipitation Actual month total 4.14 Normal Month Total: 4.01
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Overcast
Actual:
51 | 49 0.00
Average:
58 | 44 0.15
Partly Cloudy
Actual:
55 | 46 0.00
Average:
58 | 44 0.15
Scattered Clouds
Actual:
57 | 39 0.00
Average:
58 | 45 0.15
Partly Cloudy
Actual:
60 | 43 0.00
Average:
58 | 45 0.15
Partly Cloudy
Actual:
64 | 45 0.00
Average:
58 | 45 0.15
Partly Cloudy
Actual:
58 | 44 0.00
Average:
58 | 45 0.15
Rain
Actual:
60 | 50 0.11
Average:
59 | 45 0.15
Rain
Actual:
57 | 50 0.31
Average:
59 | 45 0.15
Rain
Actual:
60 | 53 0.35
Average:
59 | 45 0.15
Rain
Actual:
61 | 55 1.00
Average:
59 | 45 0.15
Rain
Actual:
58 | 48 0.02
Average:
59 | 45 0.15
Thunderstorm
Actual:
57 | 45 0.28
Average:
59 | 45 0.15
Rain
Actual:
56 | 47 T
Average:
59 | 46 0.15
Scattered Clouds
Actual:
59 | 46 0.00
Average:
59 | 46 0.14
Partly Cloudy
Actual:
60 | 49 0.00
Average:
60 | 46 0.14
Fog
Actual:
69 | 46 0.00
Average:
60 | 46 0.14
Partly Cloudy
Actual:
73 | 50 0.00
Average:
60 | 46 0.14
Scattered Clouds
Actual:
57 | 49 0.00
Average:
60 | 46 0.14
Scattered Clouds
Actual:
59 | 46 0.00
Average:
60 | 46 0.14
Rain
Actual:
58 | 49 T
Average:
60 | 46 0.14
Rain
Actual:
59 | 50 T
Average:
60 | 46 0.14
Rain
Actual:
54 | 44 0.55
Average:
60 | 45 0.10
Rain
Actual:
53 | 42 0.04
Average:
60 | 46 0.14
Rain
Actual:
57 | 44 0.18
Average:
60 | 46 0.14
Rain
Actual:
55 | 49 0.10
Average:
60 | 46 0.13
Rain
Actual:
55 | 44 1.05
Average:
60 | 46 0.13
Rain
Actual:
53 | 41 0.13
Average:
60 | 46 0.13
Rain
Actual:
52 | 41 0.02
Average:
60 | 46 0.13
 

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

2007 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 51 50 49 42 40 39 77 72 66 30.14 30.08 30.02 10 10 10 16 8 18 0.00  
2 55 51 46 42 39 37 76 65 54 30.30 30.21 30.14 10 9 6 17 6 22 0.00  
3 57 48 39 43 41 37 92 77 61 30.37 30.33 30.30 10 6 3 9 2 13 0.00  
4 60 52 43 47 42 36 89 65 40 30.31 30.25 30.17 10 6 2 7 2 8 0.00  
5 64 55 45 48 45 41 93 78 62 30.19 30.15 30.09 8 6 3 24 5 28 0.00  
6 58 51 44 48 46 41 93 80 67 30.15 30.11 30.06 10 7 2 14 5 17 0.00  
7 60 55 50 54 50 46 96 84 72 30.06 30.03 29.98 10 8 3 23 8 29 0.11 Rain
8 57 54 50 54 51 48 96 91 86 30.07 30.05 30.01 10 7 2 20 7 24 0.31 Rain
9 60 57 53 56 54 52 93 89 84 30.10 30.06 30.04 10 7 2 15 6 18 0.35 Rain
10 61 58 55 56 54 53 93 89 84 30.02 29.89 29.82 10 7 3 20 7 33 1.00 Rain
11 58 53 48 52 49 45 93 78 62 30.09 29.95 29.84 10 10 7 17 10 20 0.02 Rain
12 57 51 45 47 45 43 93 75 57 30.11 30.08 30.04 10 10 4 18 5 26 0.28 Rain , Thunderstorm
13 56 52 47 47 45 42 93 77 61 30.26 30.17 30.10 10 10 8 20 9 23 T Rain
14 59 53 46 48 45 44 93 80 67 30.44 30.36 30.27 10 10 10 26 8 30 0.00  
15 60 55 49 52 49 44 93 84 75 30.53 30.47 30.43 10 9 2 29 13 32 0.00  
16 69 58 46 52 47 42 100 70 39 30.47 30.40 30.26 10 6 0 18 4 21 0.00 Fog
17 73 62 50 50 46 42 89 62 35 30.24 30.13 30.04 10 10 9 33 10 37 0.00  
18 57 53 49 46 44 42 86 72 57 30.02 29.93 29.85 10 10 8 29 16 35 0.00  
19 59 53 46 46 41 35 83 63 43 30.10 30.00 29.91 10 10 9 29 15 37 0.00  
20 58 54 49 45 43 40 80 66 51 30.24 30.18 30.10 10 10 10 24 10 30 T Rain
21 59 55 50 47 46 44 86 74 62 30.17 30.04 29.86 10 10 8 24 12 41 T Rain
22 54 49 44 48 41 37 94 78 53 30.02 29.90 29.81 10 8 2 21 11 30 0.55 Rain
23 53 48 42 39 36 33 82 66 50 30.30 30.18 30.03 10 10 5 24 11 29 0.04 Rain
24 57 51 44 50 43 36 90 76 61 30.30 30.19 30.02 10 9 3 30 12 40 0.18 Rain
25 55 52 49 49 45 41 86 74 61 30.08 30.04 29.99 10 10 6 32 12 40 0.10 Rain
26 55 50 44 49 44 39 89 82 74 30.08 29.96 29.87 10 8 2 33 12 43 1.05 Rain
27 53 47 41 40 38 36 86 70 54 30.01 29.95 29.91 10 9 4 24 10 37 0.13 Rain
28 52 47 41 40 36 34 82 66 50 30.28 30.11 29.95 10 10 8 29 13 33 0.02 Rain