Weather History for San Francisco, CA

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Month of March, 2010

  Max Avg Min Sum
Temperature  
Max Temperature 78 °F 62 °F 55 °F
Mean Temperature 66 °F 55 °F 48 °F
Min Temperature 54 °F 48 °F 40 °F
Degree Days  
Heating Degree Days (base 65) 17 10 0 299
Cooling Degree Days (base 65) 1 0 0 1
Growing Degree Days (base 50) 16 5 0 143
Dew Point  
Dew Point 56 °F 44 °F 29 °F
Precipitation  
Precipitation 0.89 in 0.09 in 0.00 in 2.78 in
Snowdepth - - - -
Wind  
Wind 35 mph 9 mph 0 mph
Gust Wind 44 mph 25 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.31 in 30.08 in 29.78 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Mar. 08, 2010 Rise Set
Actual Time 6:30 AM PST 6:10 PM PST
Civil Twilight 6:04 AM PST 6:36 PM PST
Nautical Twilight 5:34 AM PST 7:06 PM PST
Astronomical Twilight 5:03 AM PST 7:37 PM PST
Moon 2:16 AM PST (3/8) 11:44 AM PST (3/8)
Length of Visible Light 12h 31m
Length of Day
11h 39m
Last Quarter, 39% of the Moon is Illuminated
Mar 8
Last Quarter
Mar 15
New
Mar 23
First Quarter
Mar 29
Full
Apr 6
Last Quarter

Weather History Calendar

Precipitation Actual month total 2.78 Normal Month Total: 3.26
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Overcast
Actual:
59 | 51 T
Average:
60 | 46 0.13
Rain
Actual:
58 | 51 0.48
Average:
60 | 46 0.13
Rain
Actual:
57 | 45 0.89
Average:
60 | 46 0.13
Partly Cloudy
Actual:
56 | 41 0.00
Average:
60 | 46 0.13
Mostly Cloudy
Actual:
57 | 44 0.00
Average:
60 | 46 0.13
Partly Cloudy
Actual:
64 | 50 0.00
Average:
60 | 46 0.12
Partly Cloudy
Actual:
59 | 52 0.00
Average:
61 | 47 0.12
Rain
Actual:
56 | 46 0.03
Average:
61 | 47 0.12
Rain
Actual:
55 | 40 0.03
Average:
61 | 47 0.12
Rain
Actual:
56 | 46 0.06
Average:
61 | 47 0.12
Partly Cloudy
Actual:
59 | 51 0.00
Average:
61 | 47 0.12
Rain
Actual:
58 | 48 0.64
Average:
61 | 47 0.11
Scattered Clouds
Actual:
57 | 42 0.00
Average:
61 | 47 0.11
Partly Cloudy
Actual:
63 | 42 0.00
Average:
61 | 47 0.11
Partly Cloudy
Actual:
67 | 44 0.00
Average:
61 | 47 0.11
Partly Cloudy
Actual:
67 | 50 0.00
Average:
61 | 47 0.11
Partly Cloudy
Actual:
71 | 52 0.00
Average:
61 | 47 0.11
Clear
Actual:
73 | 48 0.00
Average:
61 | 47 0.10
Scattered Clouds
Actual:
78 | 53 0.00
Average:
61 | 47 0.10
Partly Cloudy
Actual:
63 | 50 0.00
Average:
61 | 47 0.10
Partly Cloudy
Actual:
63 | 49 0.00
Average:
61 | 47 0.10
Scattered Clouds
Actual:
64 | 50 0.00
Average:
62 | 47 0.09
Scattered Clouds
Actual:
71 | 48 0.00
Average:
62 | 47 0.09
Rain
Actual:
62 | 47 0.04
Average:
62 | 47 0.09
Rain
Actual:
60 | 49 0.04
Average:
62 | 47 0.09
Scattered Clouds
Actual:
62 | 47 0.00
Average:
62 | 47 0.09
Scattered Clouds
Actual:
69 | 45 0.00
Average:
62 | 47 0.08
Partly Cloudy
Actual:
70 | 49 0.00
Average:
62 | 47 0.08
Rain
Actual:
63 | 54 0.05
Average:
62 | 47 0.08
Rain
Actual:
61 | 49 0.15
Average:
63 | 47 0.07
Rain
Actual:
58 | 45 0.37
Average:
63 | 47 0.07
 

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

2010 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Mar high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 59 55 51 51 48 47 89 78 67 30.09 30.02 29.97 10 10 7 25 9 29 T  
2 58 55 51 53 49 45 100 84 67 29.99 29.95 29.91 10 9 4 18 9 22 0.48 Rain
3 57 51 45 50 45 39 96 76 55 29.99 29.92 29.87 10 8 2 33 9 44 0.89 Rain
4 56 49 41 43 41 39 89 72 55 30.12 30.08 30.00 10 10 10 21 8 26 0.00  
5 57 51 44 45 43 40 86 71 55 30.09 29.98 29.88 10 10 10 12 6 14 0.00  
6 64 57 50 50 45 40 89 67 44 29.87 29.83 29.78 10 10 10 15 6 18 0.00  
7 59 56 52 50 47 44 89 80 71 30.00 29.89 29.81 10 10 10 35 17 41 0.00  
8 56 51 46 46 40 33 77 62 46 30.17 30.10 30.01 10 10 10 31 17 40 0.03 Rain
9 55 48 40 46 36 32 79 61 43 30.23 30.18 30.08 10 10 7 32 12 39 0.03 Rain
10 56 51 46 41 37 32 71 57 43 30.20 30.14 30.08 10 10 10 32 13 40 0.06 Rain
11 59 55 51 45 40 30 89 65 41 30.26 30.20 30.15 10 10 10 14 5 18 0.00  
12 58 53 48 55 46 39 96 80 63 30.18 30.07 29.99 10 7 2 28 10 35 0.64 Rain
13 57 50 42 41 38 35 82 63 43 30.26 30.20 30.16 10 10 10 25 9 31 0.00  
14 63 53 42 45 40 31 77 55 32 30.23 30.20 30.16 10 10 10 25 8 29 0.00  
15 67 56 44 48 43 38 86 63 39 30.25 30.21 30.18 10 10 10 13 3 20 0.00  
16 67 59 50 53 49 43 89 73 56 30.29 30.25 30.23 10 10 9 23 7 26 0.00  
17 71 62 52 55 49 47 83 68 53 30.22 30.13 30.04 10 10 10 25 9 30 0.00  
18 73 61 48 53 45 31 89 59 28 30.03 29.99 29.94 10 10 10 20 6 22 0.00  
19 78 66 53 50 39 29 69 45 20 30.08 30.03 29.98 10 10 10 17 7 21 0.00  
20 63 57 50 51 47 39 89 70 51 30.20 30.15 30.07 10 10 10 24 8 28 0.00  
21 63 56 49 53 49 46 93 80 67 30.23 30.19 30.14 10 10 9 26 10 30 0.00  
22 64 57 50 49 47 46 89 73 56 30.17 30.09 30.02 10 10 9 23 11 26 0.00  
23 71 60 48 49 45 35 93 61 28 30.11 30.05 30.02 10 10 9 23 9 26 0.00  
24 62 55 47 53 46 43 100 79 57 30.11 30.06 30.02 10 10 5 29 10 36 0.04 Rain
25 60 55 49 52 46 43 100 77 53 30.24 30.17 30.10 10 10 10 22 11 25 0.04 Rain
26 62 55 47 45 42 39 86 69 51 30.31 30.25 30.22 10 10 10 18 9 22 0.00  
27 69 57 45 48 43 39 82 58 33 30.24 30.20 30.17 10 10 10 20 6 23 0.00  
28 70 60 49 53 46 37 89 62 34 30.23 30.20 30.17 10 10 10 21 7 23 0.00  
29 63 59 54 56 52 46 86 79 72 30.17 30.01 29.88 10 9 4 23 10 26 0.05 Rain
30 61 55 49 54 46 40 89 68 47 29.96 29.91 29.83 10 9 5 28 17 40 0.15 Rain
31 58 52 45 45 41 36 89 66 43 29.93 29.88 29.82 10 9 3 22 8 26 0.37 Rain