San Luis Obispo, CA

3:56 PM PST on December 15, 2017 (GMT -0800)
San Luis Obispo County-McChesney

Weather History for KSBP - December, 2012

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Month of December, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 75 °F 61 °F 53 °F
Mean Temperature 62 °F 52 °F 44 °F
Min Temperature 57 °F 43 °F 28 °F
Degree Days  
Heating Degree Days (base 65) 21 13 4 395
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 12 4 0 112
Dew Point  
Dew Point 61 °F 44 °F 16 °F
Precipitation  
Precipitation 0.86 in 0.12 in 0.00 in 3.60 in
Snowdepth - - - -
Wind  
Wind 24 mph 4 mph 0 mph
Gust Wind 77 mph 26 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.30 in 30.07 in 29.81 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 04, 2012 Rise Set
Actual Time 6:55 AM PST 4:50 PM PST
Civil Twilight 6:27 AM PST 5:18 PM PST
Nautical Twilight 5:56 AM PST 5:49 PM PST
Astronomical Twilight 5:25 AM PST 6:20 PM PST
Moon 10:34 PM PST (12/4) 11:00 AM PST (12/4)
Length of Visible Light 10h 50m
Length of Day
9h 54m
Waning Gibbous, 68% of the Moon is Illuminated
Dec 4
Waning Gibbous
Dec 6
Last Quarter
Dec 13
New
Dec 19
First Quarter
Dec 28
Full

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 63 60 57 61 59 57 100 94 88 30.14 30.10 30.07 10 7 2 8 3 - 0.15 Rain
2 63 60 57 61 58 56 100 93 88 30.09 30.05 30.00 10 6 1 17 7 31 0.60 Rain
3 64 58 51 55 53 50 100 89 68 30.21 30.15 30.09 10 10 10 13 3 - 0.00  
4 64 57 50 55 52 48 100 90 70 30.26 30.22 30.19 10 9 6 13 2 - 0.00  
5 68 58 48 61 55 48 100 94 76 30.21 30.14 30.06 10 7 0 13 2 - 0.00 Fog , Rain
6 68 60 53 59 55 50 97 83 65 30.06 30.03 29.98 10 10 10 17 8 - 0.00  
7 70 62 50 49 45 39 83 58 39 30.05 30.02 29.99 10 10 10 14 5 18 0.00  
8 71 56 42 51 41 32 82 60 31 30.01 29.97 29.93 10 10 10 16 5 - 0.00  
9 69 58 48 41 37 31 71 47 35 30.12 30.04 29.98 10 10 10 13 5 23 0.00  
10 75 58 42 48 42 37 86 65 29 30.18 30.11 30.06 10 10 10 12 4 - 0.00  
11 68 54 41 52 45 37 94 78 32 30.05 29.99 29.94 10 10 10 13 3 - 0.00  
12 57 50 44 52 48 45 100 91 72 29.95 29.90 29.86 10 7 0 13 3 18 0.10 Fog , Rain
13 57 48 39 43 39 34 100 82 44 29.89 29.86 29.81 10 8 0 10 2 - 0.00 Fog
14 54 44 35 40 36 33 92 73 48 30.02 29.91 29.84 10 10 10 5 1 - 0.00  
15 55 44 34 48 39 31 100 78 51 30.10 30.06 30.04 10 10 9 9 2 - 0.05 Rain
16 57 52 48 57 52 43 100 95 76 30.16 30.10 30.04 10 4 0 24 1 77 0.03 Fog , Rain
17 61 57 53 56 54 51 100 94 70 30.15 30.06 29.99 10 6 1 12 4 - 0.25 Rain
18 57 50 43 54 41 24 100 70 30 30.16 30.01 29.95 10 10 7 17 8 25 0.00 Rain
19 57 46 35 30 26 16 76 51 19 30.30 30.24 30.16 10 10 10 15 5 - 0.00  
20 60 44 28 38 28 20 85 64 22 30.25 30.18 30.11 10 10 10 7 2 - 0.00  
21 60 45 30 44 37 27 89 70 49 30.14 30.08 30.04 10 10 10 12 3 - 0.00  
22 57 54 51 55 51 44 96 90 71 30.17 30.08 30.01 10 7 2 12 7 18 0.86 Rain
23 59 54 48 58 53 47 100 92 78 30.19 30.10 30.02 10 6 2 17 6 28 0.67 Rain
24 63 54 44 57 49 40 100 80 43 30.16 30.07 30.02 10 8 2 16 7 22 0.04 Rain
25 57 50 43 52 44 39 94 82 53 30.15 30.02 29.93 10 8 2 15 4 21 0.46 Rain
26 55 48 39 48 45 39 100 86 69 30.10 30.00 29.93 10 10 4 18 7 25 0.01 Rain
27 55 47 39 42 39 37 93 70 51 30.18 30.12 30.08 10 10 10 13 4 21 0.00 Rain
28 57 46 36 38 34 28 89 67 33 30.18 30.12 30.06 10 10 10 5 1 - 0.00  
29 53 46 37 45 42 37 97 84 64 30.08 30.03 29.97 10 9 3 21 7 26 0.38 Rain
30 55 45 35 43 38 34 100 84 53 30.17 30.07 30.01 10 10 10 12 2 - 0.00  
31 57 46 34 37 34 30 96 71 36 30.26 30.23 30.18 10 10 10 13 3 - 0.00