Weather History for Alturas, CA

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Month of December, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 55 °F 38 °F 22 °F
Mean Temperature 47 °F 28 °F 8 °F
Min Temperature 39 °F 18 °F -6 °F
Degree Days  
Heating Degree Days (base 65) 57 37 18 1137
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 43 °F 24 °F -8 °F
Precipitation  
Precipitation 1.18 in 0.10 in 0.00 in 2.68 in
Snowdepth - - - -
Wind  
Wind 39 mph 5 mph 0 mph
Gust Wind 46 mph 26 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.48 in 30.02 in 29.39 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 08, 2012 Rise Set
Actual Time 7:16 AM PST 4:32 PM PST
Civil Twilight 6:45 AM PST 5:03 PM PST
Nautical Twilight 6:10 AM PST 5:38 PM PST
Astronomical Twilight 5:36 AM PST 6:11 PM PST
Moon 1:43 AM PST (12/8) 1:08 PM PST (12/8)
Length of Visible Light 10h 18m
Length of Day
9h 15m
Waning Crescent, 27% of the Moon is Illuminated
Dec 8
Waning Crescent
Dec 13
New
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter

Weather History Calendar

Precipitation Actual month total 2.68 Normal Month Total: 1.71
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
55 | 39 0.02
Average:
42 | 20 0.05
Snow
Actual:
47 | 28 1.18
Average:
42 | 20 0.05
Partly Cloudy
Actual:
48 | 23 0.00
Average:
42 | 20 0.05
Rain
Actual:
46 | 39 0.06
Average:
42 | 20 0.05
Rain
Actual:
50 | 27 0.12
Average:
41 | 20 0.06
Fog
Actual:
47 | 22 0.00
Average:
41 | 20 0.04
Clear
Actual:
42 | 18 0.00
Average:
41 | 20 0.06
Clear
Actual:
39 | 19 0.00
Average:
41 | 19 0.05
Partly Cloudy
Actual:
45 | 20 0.00
Average:
41 | 19 0.06
Scattered Clouds
Actual:
48 | 21 0.00
Average:
40 | 19 0.05
Snow
Actual:
42 | 17 0.10
Average:
40 | 19 0.06
Snow
Actual:
34 | 28 0.05
Average:
40 | 19 0.05
Partly Cloudy
Actual:
34 | 17 0.00
Average:
40 | 19 0.06
Snow
Actual:
27 | 12 0.09
Average:
40 | 19 0.05
Snow
Actual:
31 | 3 0.07
Average:
40 | 19 0.06
Snow
Actual:
41 | 27 0.17
Average:
40 | 19 0.06
Snow
Actual:
41 | 16 0.09
Average:
40 | 19 0.05
Partly Cloudy
Actual:
29 | 9 0.00
Average:
40 | 19 0.07
Scattered Clouds
Actual:
32 | 5 0.00
Average:
40 | 19 0.06
Partly Cloudy
Actual:
44 | 26 0.00
Average:
40 | 18 0.06
Snow
Actual:
39 | 30 0.09
Average:
40 | 18 0.06
Snow
Actual:
36 | 25 0.18
Average:
40 | 18 0.06
Snow
Actual:
36 | 28 0.33
Average:
40 | 18 0.06
Snow
Actual:
32 | 9 T
Average:
40 | 18 0.05
Snow
Actual:
35 | 9 T
Average:
40 | 18 0.06
Snow
Actual:
35 | 25 0.09
Average:
40 | 18 0.06
Snow
Actual:
31 | 3 0.01
Average:
40 | 18 0.05
Snow
Actual:
31 | 2 0.02
Average:
40 | 18 0.06
Snow
Actual:
30 | 22 T
Average:
40 | 18 0.05
Snow
Actual:
31 | -3 0.01
Average:
40 | 18 0.05
Partly Cloudy
Actual:
22 | -6 0.00
Average:
40 | 18 0.05
 

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 55 47 39 39 36 33 79 61 43 29.84 29.76 29.59 10 10 10 29 15 39 0.02 Rain
2 47 38 28 43 35 27 100 88 76 30.14 29.76 29.39 10 8 2 8 9 10 1.18 Rain , Snow
3 48 36 23 32 28 23 92 73 53 30.25 30.16 30.07 10 10 6 14 5 17 0.00  
4 46 43 39 40 38 32 100 81 62 30.17 30.12 30.07 10 10 10 21 10 25 0.06 Rain
5 50 39 27 42 35 27 100 87 74 30.19 30.14 30.08 10 6 0 12 3 14 0.12 Fog , Rain
6 47 35 22 38 29 21 100 83 65 30.25 30.16 30.12 10 7 0 12 2 14 0.00 Fog
7 42 30 18 30 23 15 100 76 52 30.26 30.20 30.13 10 7 2 14 1 18 0.00  
8 39 29 19 27 22 17 96 75 54 30.30 30.23 30.18 10 8 3 7 1 9 0.00  
9 45 33 20 28 24 18 100 75 49 30.47 30.38 30.25 10 7 2 7 1 8 0.00  
10 48 35 21 35 27 20 100 80 60 30.47 30.36 30.22 10 8 2 7 1 8 0.00  
11 42 30 17 34 25 14 100 81 62 30.22 29.94 29.68 10 6 1 21 2 24 0.10 Rain , Snow
12 34 31 28 32 29 25 100 85 69 29.87 29.74 29.66 10 6 2 12 4 13 0.05 Snow
13 34 26 17 27 21 16 100 83 66 29.95 29.88 29.79 10 9 2 9 3 12 0.00  
14 27 20 12 25 21 9 96 88 80 30.00 29.87 29.77 10 6 0 7 0 9 0.09 Fog , Snow
15 31 17 3 27 18 3 100 87 74 30.02 29.91 29.82 10 5 0 12 3 15 0.07 Fog , Snow
16 41 34 27 34 29 25 100 90 79 29.98 29.86 29.64 10 6 0 26 4 35 0.17 Fog , Snow
17 41 29 16 36 29 15 92 76 59 30.01 29.81 29.63 10 9 0 32 11 38 0.09 Fog , Rain , Snow
18 29 19 9 21 14 9 96 75 53 30.19 30.03 29.90 10 9 5 13 3 16 0.00  
19 32 19 5 16 11 3 92 70 47 30.30 30.21 30.06 10 9 2 17 7 22 0.00  
20 44 35 26 22 17 11 63 50 37 30.09 29.93 29.80 10 10 10 33 15 44 0.00  
21 39 35 30 32 28 20 100 74 48 29.88 29.82 29.75 10 5 1 31 14 40 0.09 Snow
22 36 31 25 34 29 20 100 88 75 29.96 29.74 29.62 10 6 0 30 10 39 0.18 Fog , Rain , Snow
23 36 32 28 34 31 23 100 89 78 29.95 29.77 29.64 10 5 0 39 9 46 0.33 Fog , Snow
24 32 21 9 28 19 7 92 78 63 30.27 30.13 29.86 10 9 4 7 3 10 T Snow
25 35 22 9 29 23 6 92 81 69 30.19 29.94 29.73 10 9 6 11 6 13 T Snow
26 35 30 25 28 26 24 100 88 75 30.03 29.80 29.66 10 6 2 13 4 16 0.09 Snow
27 31 17 3 25 16 2 100 89 78 30.28 30.12 29.96 10 5 0 6 2 7 0.01 Fog , Snow
28 31 17 2 25 17 -1 100 85 69 30.28 30.15 30.04 10 6 2 14 2 18 0.02 Snow
29 30 26 22 27 23 20 92 87 81 30.12 30.07 29.98 10 8 2 7 1 8 T Snow
30 31 14 -3 23 17 -6 92 78 63 30.36 30.14 30.00 10 8 2 13 4 17 0.01 Snow
31 22 8 -6 13 3 -8 95 82 68 30.48 30.40 30.25 10 10 7 10 1 23 0.00