San Francisco, CA

6:57 AM PDT on August 25, 2016 (GMT -0700)
San Francisco International

Weather History for KSFO - May, 2012

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Month of May, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 83 °F 67 °F 58 °F
Mean Temperature 67 °F 59 °F 53 °F
Min Temperature 53 °F 50 °F 47 °F
Degree Days  
Heating Degree Days (base 65) 12 6 0 198
Cooling Degree Days (base 65) 2 0 0 2
Growing Degree Days (base 50) 16 8 2 255
Dew Point  
Dew Point 56 °F 45 °F 34 °F
Precipitation  
Precipitation 0.00 in 0.00 in 0.00 in 0.00 in
Snowdepth - - - -
Wind  
Wind 45 mph 14 mph 0 mph
Gust Wind 58 mph 28 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.22 in 30.01 in 29.76 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

May. 08, 2012 Rise Set
Actual Time 6:05 AM PDT 8:06 PM PDT
Civil Twilight 5:37 AM PDT 8:35 PM PDT
Nautical Twilight 5:02 AM PDT 9:10 PM PDT
Astronomical Twilight 4:24 AM PDT 9:48 PM PDT
Moon 11:20 PM PDT (5/8) 8:21 AM PDT (5/8)
Length of Visible Light 14h 58m
Length of Day
14h 00m
Waning Gibbous, 90% of the Moon is Illuminated
May 8
Waning Gibbous
May 12
Last Quarter
May 20
New
May 28
First Quarter
Jun 4
Full

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
May high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 59 54 49 46 43 40 86 71 55 29.97 29.95 29.92 10 10 10 33 20 40 0.00  
2 58 53 48 42 41 39 77 66 55 30.01 29.98 29.92 10 10 10 28 15 37 0.00  
3 63 57 51 52 48 43 83 74 64 30.11 30.05 29.98 10 10 10 20 9 25 T  
4 61 56 50 52 44 40 89 68 47 30.22 30.17 30.11 10 10 10 33 19 39 0.00  
5 69 58 47 45 42 37 80 57 34 30.22 30.16 30.07 10 10 9 28 12 32 0.00  
6 78 64 49 45 42 37 77 50 23 30.07 30.04 30.01 10 10 9 22 10 25 0.00  
7 83 67 51 54 46 40 77 50 23 30.03 30.00 29.95 10 10 9 25 10 29 0.00  
8 76 63 50 53 47 43 83 57 31 29.98 29.95 29.91 10 10 9 28 12 32 0.00  
9 64 58 51 48 45 43 83 68 53 29.97 29.95 29.92 10 9 7 25 15 31 0.00  
10 77 63 49 48 43 34 80 53 25 29.94 29.90 29.86 10 9 8 25 10 30 0.00  
11 78 64 50 56 47 42 83 58 33 29.99 29.93 29.88 10 10 9 22 9 24 0.00  
12 67 58 48 51 47 45 89 73 56 30.06 30.03 29.99 10 10 9 25 12 31 0.00  
13 66 58 50 50 46 45 83 68 52 30.09 30.07 30.04 10 10 10 21 8 25 0.00  
14 66 60 53 49 47 44 77 63 48 30.10 30.08 30.05 10 10 10 21 10 24 0.00  
15 61 56 51 48 47 46 83 73 62 30.08 30.05 30.02 10 10 10 28 15 32 0.00  
16 59 55 50 49 48 47 89 78 67 30.05 30.02 29.96 10 9 8 25 13 31 0.00 Fog
17 61 56 50 47 45 43 83 69 55 29.97 29.93 29.87 10 9 7 44 20 52 0.00  
18 67 58 48 45 43 41 80 62 44 29.99 29.96 29.93 10 10 9 28 14 33 0.00  
19 68 59 49 48 43 39 74 58 42 30.00 29.98 29.96 10 10 9 24 12 28 0.00  
20 72 62 52 49 46 40 83 62 41 30.04 29.99 29.96 10 10 10 31 16 39 0.00 Fog
21 65 59 52 54 50 48 89 77 65 30.12 30.09 30.03 10 10 5 30 14 33 0.00  
22 64 58 52 54 48 44 93 73 52 30.15 30.11 30.06 10 10 6 43 23 48 0.00 Fog
23 64 58 52 49 45 42 89 69 48 30.06 30.01 29.95 10 10 10 45 24 52 0.00  
24 63 57 50 47 44 42 80 66 51 29.94 29.85 29.77 10 10 9 45 25 58 0.00  
25 62 56 50 45 44 41 77 63 48 29.86 29.80 29.76 10 10 7 33 19 44 0.00  
26 60 55 49 46 45 45 83 70 57 30.12 29.97 29.86 10 9 7 26 15 33 0.00  
27 61 57 52 49 45 44 83 70 57 30.18 30.13 30.10 10 10 9 24 14 29 0.00  
28 63 57 51 49 46 42 89 72 55 30.11 30.08 30.05 10 10 8 24 14 30 0.00  
29 65 59 52 47 46 44 77 65 52 30.09 30.07 30.05 10 10 9 25 13 31 0.00  
30 67 59 50 49 47 46 83 68 52 30.12 30.08 30.04 10 10 10 27 13 35 0.00  
31 78 65 51 51 48 45 80 58 36 30.06 29.96 29.87 10 10 10 28 12 32 0.00