Weather History for South Lake Tahoe, CA

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Month of December, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 54 °F 41 °F 29 °F
Mean Temperature 46 °F 29 °F 14 °F
Min Temperature 39 °F 18 °F -8 °F
Degree Days  
Heating Degree Days (base 65) 51 36 19 1104
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 45 °F 20 °F -12 °F
Precipitation  
Precipitation 1.81 in 0.20 in 0.00 in 5.36 in
Snowdepth - - - -
Wind  
Wind 38 mph 7 mph 0 mph
Gust Wind 59 mph 26 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.47 in 30.00 in 29.62 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 15, 2012 Rise Set
Actual Time 7:11 AM PST 4:39 PM PST
Civil Twilight 6:41 AM PST 5:09 PM PST
Nautical Twilight 6:08 AM PST 5:42 PM PST
Astronomical Twilight 5:35 AM PST 6:15 PM PST
Moon 9:09 AM PST (12/15) 7:48 PM PST (12/15)
Length of Visible Light 10h 27m
Length of Day
9h 27m
Waxing Crescent, 9% of the Moon is Illuminated
Dec 15
Waxing Crescent
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New

Weather History Calendar

Precipitation Actual month total 5.36 Average Month Total: 4.54
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
49 | 39 0.27
Average:
43 | 23 0.18
Snow
Actual:
46 | 29 1.81
Average:
43 | 23 0.14
Rain
Actual:
50 | 32 T
Average:
43 | 24 0.15
Rain
Actual:
52 | 39 0.10
Average:
43 | 23 0.19
Rain
Actual:
49 | 35 0.92
Average:
44 | 22 0.13
Fog
Actual:
51 | 29 0.00
Average:
42 | 21 0.11
Clear
Actual:
53 | 25 0.00
Average:
42 | 23 0.19
Clear
Actual:
50 | 24 0.00
Average:
39 | 21 0.10
Clear
Actual:
48 | 25 0.00
Average:
41 | 20 0.17
Clear
Actual:
54 | 23 0.00
Average:
42 | 22 0.07
Snow
Actual:
54 | 21 T
Average:
42 | 20 0.11
Snow
Actual:
36 | 7 0.39
Average:
40 | 19 0.11
Clear
Actual:
32 | 0 0.00
Average:
40 | 19 0.09
Snow
Actual:
30 | 2 0.01
Average:
40 | 19 0.07
Snow
Actual:
30 | 1 T
Average:
41 | 19 0.09
Snow
Actual:
41 | 30 0.01
Average:
41 | 19 0.18
Snow
Actual:
41 | 31 0.32
Average:
42 | 20 0.14
Snow
Actual:
32 | 7 0.07
Average:
41 | 20 0.12
Clear
Actual:
37 | 0 0.00
Average:
39 | 20 0.25
Clear
Actual:
42 | 18 0.00
Average:
37 | 18 0.20
Snow
Actual:
41 | 29 0.02
Average:
39 | 18 0.19
Snow
Actual:
38 | 28 0.49
Average:
38 | 17 0.25
Snow
Actual:
36 | 29 0.38
Average:
37 | 16 0.23
Snow
Actual:
36 | 16 0.01
Average:
38 | 16 0.18
Snow
Actual:
36 | 13 0.39
Average:
40 | 17 0.20
Snow
Actual:
33 | 13 0.11
Average:
40 | 18 0.07
Snow
Actual:
33 | -3 0.01
Average:
39 | 19 0.10
Snow
Actual:
32 | -5 T
Average:
41 | 19 0.10
Snow
Actual:
32 | 20 0.02
Average:
39 | 18 0.20
Snow
Actual:
29 | 0 0.03
Average:
38 | 18 0.15
Scattered Clouds
Actual:
35 | -8 0.00
Average:
39 | 17 0.08
 

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

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 49 44 39 38 35 30 79 70 60 30.01 29.93 29.81 10 7 2 38 21 59 0.27 Rain
2 46 38 29 38 34 24 85 78 70 30.09 29.82 29.62 10 5 0 36 17 56 1.81 Fog , Rain , Snow
3 50 41 32 35 30 19 85 57 28 30.19 30.12 30.05 10 10 10 20 6 25 T Rain
4 52 46 39 36 25 7 85 52 19 30.24 30.16 30.08 10 9 4 23 6 35 0.10 Rain
5 49 42 35 45 40 33 86 78 70 30.21 30.16 30.08 10 5 0 28 3 40 0.92 Fog , Rain
6 51 40 29 37 30 25 92 69 46 30.18 30.12 30.02 10 7 0 13 1 15 0.00 Fog
7 53 39 25 29 21 12 85 53 21 30.21 30.14 30.07 10 10 9 8 2 10 0.00  
8 50 37 24 26 20 16 78 54 29 30.15 30.10 30.03 10 10 10 9 2 14 0.00  
9 48 37 25 26 23 21 81 60 38 30.36 30.26 30.12 10 10 9 15 2 21 0.00  
10 54 39 23 31 24 19 88 62 35 30.41 30.31 30.21 10 10 9 7 2 9 0.00  
11 54 38 21 25 19 9 84 50 16 30.17 29.93 29.63 10 9 2 30 7 46 T Snow
12 36 22 7 29 23 3 92 82 72 29.86 29.72 29.64 10 2 0 21 8 33 0.39 Fog , Snow
13 32 16 0 17 6 -4 91 68 45 29.96 29.90 29.82 10 10 7 9 3 12 0.00  
14 30 16 2 21 15 -4 86 68 50 29.96 29.84 29.74 10 6 1 12 4 15 0.01 Snow
15 30 16 1 23 13 -4 87 70 53 30.06 29.97 29.85 10 9 4 20 6 24 T Snow
16 41 36 30 32 28 23 82 73 64 30.00 29.95 29.84 10 6 1 25 13 43 0.01 Rain , Snow
17 41 36 31 32 30 21 85 74 63 29.93 29.88 29.81 10 4 1 31 14 53 0.32 Rain , Snow
18 32 20 7 25 16 2 85 60 34 30.12 29.84 29.77 10 6 0 12 4 18 0.07 Fog , Snow
19 37 19 0 18 6 -6 83 57 30 30.34 30.23 30.08 10 10 3 8 2 9 0.00  
20 42 30 18 12 10 4 68 46 24 30.09 29.97 29.87 10 10 9 36 16 53 0.00  
21 41 35 29 28 19 4 75 48 20 29.93 29.88 29.83 10 5 0 35 20 46 0.02 Fog , Snow
22 38 33 28 31 25 19 85 80 75 29.98 29.84 29.70 10 2 0 29 13 47 0.49 Fog , Snow
23 36 33 29 30 25 19 89 76 63 29.98 29.87 29.78 10 2 0 26 15 40 0.38 Fog , Snow
24 36 26 16 25 19 12 88 64 40 30.20 30.00 29.86 10 6 1 20 8 30 0.01 Snow
25 36 25 13 30 24 10 89 67 44 30.14 29.84 29.67 10 3 0 26 6 36 0.39 Fog , Snow
26 33 23 13 25 21 10 85 77 69 29.98 29.74 29.65 10 3 0 23 10 32 0.11 Fog , Snow
27 33 15 -3 18 13 -6 84 66 47 30.23 30.05 29.96 10 9 4 8 2 12 0.01 Snow
28 32 14 -5 19 6 -9 84 64 43 30.32 30.16 29.97 10 9 3 12 2 17 T Snow
29 32 26 20 23 19 15 84 69 54 30.04 29.95 29.90 10 6 0 8 1 9 0.02 Fog , Snow
30 29 15 0 18 13 -1 84 67 50 30.21 29.99 29.89 10 6 0 13 2 17 0.03 Snow
31 35 14 -8 21 3 -12 86 61 35 30.47 30.28 30.13 10 7 1 10 2 12 0.00