History for San Francisco, CA

Month of January, 2013 — View Current Conditions
Month of January, 2013
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Daily Weekly Monthly Custom
  Max Avg Min Sum
Temperature
Max Temperature 63 °F 56 °F 49 °F
Mean Temperature 57 °F 49 °F 43 °F
Min Temperature 51 °F 42 °F 34 °F
Degree Days
Heating Degree Days (base 65) 22 16 8 500
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 7 1 0 18
Dew Point
Dew Point 52 °F 39 °F 16 °F
Precipitation
Precipitation 0.10 in 0.01 in 0.00 in 0.20 in
Snowdepth - - - -
Wind
Wind 33 mph 6 mph 0 mph
Gust Wind 38 mph 25 mph 17 mph
Sea Level Pressure
Sea Level Pressure 30.49 in 30.20 in 29.97 in
Monthly Graph
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Date:
Astronomy
May. 19, 2013 Rise Set
Actual Time 7:21 AM PST 5:20 PM PST
Civil Twilight 6:52 AM PST 5:48 PM PST
Nautical Twilight 6:20 AM PST 6:20 PM PST
Astronomical Twilight 5:49 AM PST 6:52 PM PST
Moon 12:24 PM PST (1/20) 1:59 AM PST (1/20)
Length Of Visible Light 10h 56m
Length of Day
9h 59m
Waxing Gibbous, 67% of the Moon is Illuminated
Jan 20
Waxing Gibbous
Jan 26
Full
Feb 3
Last Quarter
Feb 9
New
Feb 17
First Quarter
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Monthly Calendar Overview
Print This Calendar Precipitation: Actual month total 0.20 Normal month total 4.19
« Previous Month « 2012 January 2013 2014 » Next Month »
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
1 Scattered Clouds
Actual: 53 | 42
Precip: T
Average: 56 | 44
Precip: 0.14
2 Clear
Actual: 55 | 37
Precip: 0.00
Average: 56 | 44
Precip: 0.14
3 Scattered Clouds
Actual: 53 | 37
Precip: 0.00
Average: 56 | 44
Precip: 0.13
4 Scattered Clouds
Actual: 55 | 40
Precip: 0.00
Average: 56 | 44
Precip: 0.14
5 Rain
Actual: 53 | 41
Precip: 0.06
Average: 56 | 44
Precip: 0.14
6 Rain
Actual: 52 | 47
Precip: T
Average: 56 | 44
Precip: 0.13
7 Partly Cloudy
Actual: 57 | 41
Precip: 0.00
Average: 56 | 44
Precip: 0.14
8 Scattered Clouds
Actual: 56 | 43
Precip: 0.00
Average: 56 | 44
Precip: 0.14
9 Rain
Actual: 55 | 43
Precip: 0.04
Average: 56 | 44
Precip: 0.14
10 Partly Cloudy
Actual: 51 | 44
Precip: 0.00
Average: 56 | 44
Precip: 0.15
11 Partly Cloudy
Actual: 52 | 44
Precip: 0.00
Average: 56 | 44
Precip: 0.15
12 Scattered Clouds
Actual: 49 | 38
Precip: 0.00
Average: 56 | 44
Precip: 0.14
13 Scattered Clouds
Actual: 50 | 36
Precip: 0.00
Average: 56 | 44
Precip: 0.14
14 Scattered Clouds
Actual: 52 | 36
Precip: 0.00
Average: 56 | 44
Precip: 0.15
15 Partly Cloudy
Actual: 54 | 34
Precip: 0.00
Average: 56 | 44
Precip: 0.14
16 Clear
Actual: 52 | 36
Precip: 0.00
Average: 56 | 44
Precip: 0.13
17 Clear
Actual: 59 | 38
Precip: 0.00
Average: 56 | 44
Precip: 0.14
18 Scattered Clouds
Actual: 62 | 39
Precip: 0.00
Average: 56 | 44
Precip: 0.13
19 Scattered Clouds
Actual: 60 | 39
Precip: 0.00
Average: 56 | 44
Precip: 0.12
20 Scattered Clouds
Actual: 62 | 39
Precip: 0.00
Average: 57 | 44
Precip: 0.12
21 Scattered Clouds
Actual: 56 | 38
Precip: 0.00
Average: 57 | 44
Precip: 0.13
22 Partly Cloudy
Actual: 57 | 41
Precip: 0.00
Average: 57 | 45
Precip: 0.12
23 Rain
Actual: 55 | 50
Precip: 0.10
Average: 57 | 45
Precip: 0.13
24 Overcast
Actual: 56 | 50
Precip: 0.00
Average: 57 | 45
Precip: 0.13
25 Partly Cloudy
Actual: 63 | 51
Precip: 0.00
Average: 57 | 45
Precip: 0.13
26 Fog
Actual: 56 | 49
Precip: 0.00
Average: 57 | 45
Precip: 0.13
27 Scattered Clouds
Actual: 54 | 44
Precip: T
Average: 57 | 45
Precip: 0.13
28 Partly Cloudy
Actual: 56 | 45
Precip: 0.00
Average: 57 | 45
Precip: 0.13
29 Partly Cloudy
Actual: 56 | 45
Precip: 0.00
Average: 58 | 45
Precip: 0.13
30 Scattered Clouds
Actual: 61 | 43
Precip: 0.00
Average: 58 | 45
Precip: 0.14
31 Clear
Actual: 62 | 42
Precip: 0.00
Average: 58 | 45
Precip: 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 Observations
2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Jan high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 53 48 42 40 37 34 83 69 54 30.29 30.25 30.22 10 10 9 20 8 22 T  
2 55 46 37 44 36 31 85 68 50 30.25 30.20 30.15 10 10 10 8 3 22 0.00  
3 53 45 37 42 37 33 85 73 61 30.27 30.22 30.18 10 10 9 8 1 9 0.00  
4 55 48 40 42 38 35 82 68 54 30.30 30.24 30.19 10 10 8 8 3 9 0.00  
5 53 47 41 48 44 36 93 85 76 30.27 30.16 30.07 10 8 3 22 3 24 0.06 Rain
6 52 50 47 46 42 41 86 77 68 30.20 30.14 30.05 10 10 4 24 8 26 T Rain
7 57 49 41 49 45 39 93 83 72 30.27 30.20 30.17 10 9 8 12 3 14 0.00  
8 56 50 43 47 44 40 92 79 66 30.25 30.18 30.14 10 9 4 7 2 9 0.00  
9 55 49 43 48 42 36 89 75 61 30.15 30.08 30.03 10 7 2 25 9 33 0.04 Rain
10 51 48 44 35 33 30 70 60 50 30.21 30.13 30.09 10 10 10 24 14 30 0.00  
11 52 48 44 40 35 29 76 63 49 30.27 30.20 30.14 10 10 10 24 11 29 0.00  
12 49 44 38 37 30 26 76 59 42 30.26 30.20 30.16 10 10 10 13 5 15 0.00  
13 50 43 36 34 26 16 65 47 28 30.28 30.22 30.19 10 10 10 20 8 24 0.00  
14 52 44 36 32 23 18 70 50 29 30.42 30.36 30.25 10 10 10 23 8 26 0.00  
15 54 44 34 37 32 26 85 60 35 30.49 30.44 30.42 10 10 10 13 3 17 0.00  
16 52 44 36 40 34 29 82 66 50 30.44 30.36 30.27 10 9 7 9 2 10 0.00  
17 59 49 38 42 36 31 85 64 43 30.27 30.21 30.16 10 10 9 9 3 12 0.00  
18 62 51 39 41 37 34 85 62 39 30.24 30.18 30.14 10 10 8 7 2 10 0.00  
19 60 50 39 43 37 33 86 62 37 30.26 30.20 30.16 10 10 9 7 1 9 0.00  
20 62 51 39 44 37 32 82 61 39 30.24 30.19 30.14 10 10 9 7 1 9 0.00  
21 56 47 38 45 41 36 89 68 47 30.19 30.14 30.09 10 10 10 8 2 10 0.00  
22 57 49 41 44 40 34 86 69 51 30.12 30.07 30.01 10 9 8 8 2 12 0.00  
23 55 53 50 48 46 43 89 80 71 30.09 30.04 29.97 10 7 3 14 4 20 0.10 Rain
24 56 53 50 50 48 46 93 85 77 30.19 30.14 30.08 10 6 3 8 3 9 0.00  
25 63 57 51 52 49 47 89 78 67 30.19 30.12 30.06 10 8 3 18 6 22 0.00  
26 56 53 49 50 44 39 96 76 55 30.10 30.05 30.02 10 10 2 33 19 38 0.00 Fog
27 54 49 44 40 37 35 71 61 50 30.19 30.14 30.09 10 10 10 23 13 28 T  
28 56 51 45 42 40 36 82 69 55 30.31 30.24 30.18 10 10 10 22 11 26 0.00  
29 56 51 45 44 41 38 82 71 59 30.37 30.32 30.29 10 10 10 21 8 24 0.00  
30 61 52 43 48 43 39 89 72 55 30.35 30.30 30.27 10 10 10 13 3 15 0.00  
31 62 52 42 46 43 38 89 75 61 30.30 30.24 30.19 10 10 9 9 2 10 0.00  
Comma Delimited File