Weather History for Mt. Washington, NH

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Month of December, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 44 °F 16 °F -11 °F
Mean Temperature 40 °F 8 °F -16 °F
Min Temperature 37 °F 1 °F -22 °F
Degree Days  
Heating Degree Days (base 65) 80 56 24 1749
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 41 °F 5 °F -69 °F
Precipitation  
Precipitation 1.43 in 0.23 in 0.00 in 7.26 in
Snowdepth 18.0 in 7.0 in 1.0 in -
Wind  
Wind 94 mph 46 mph 7 mph
Gust Wind 100 mph 60 mph 24 mph
Sea Level Pressure  
Sea Level Pressure - - -

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 12, 2013 Rise Set
Actual Time 7:11 AM EST 4:06 PM EST
Civil Twilight 6:38 AM EST 4:39 PM EST
Nautical Twilight 6:02 AM EST 5:16 PM EST
Astronomical Twilight 5:26 AM EST 5:51 PM EST
Moon 1:18 PM EST (12/12) 2:23 AM EST (12/12)
Length of Visible Light 10h 00m
Length of Day
8h 54m
Waxing Gibbous, 80% of the Moon is Illuminated
Dec 12
Waxing Gibbous
Dec 17
Full
Dec 25
Last Quarter
Jan 1
New
Jan 7
First Quarter

Weather History Calendar

Precipitation Actual month total 7.26 Average Month Total: 3.47
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Snow
Actual:
21 | 10 0.10
Average:
19 | 7 0.11
Snow
Actual:
24 | 19 0.04
Average:
19 | 6 0.11
Snow
Actual:
26 | 10 0.10
Average:
19 | 6 0.11
Snow
Actual:
28 | 10 0.08
Average:
19 | 6 0.11
Rain
Actual:
39 | 26 0.13
Average:
19 | 6 0.11
Snow
Actual:
37 | 8 0.10
Average:
19 | 6 0.11
Snow
Actual:
10 | -4 0.03
Average:
19 | 6 0.11
Fog
Actual:
12 | -5 0.00
Average:
19 | 6 0.11
Snow
Actual:
19 | 1 0.39
Average:
19 | 6 0.11
Snow
Actual:
14 | -5 0.12
Average:
19 | 6 0.11
Snow
Actual:
-2 | -11 0.51
Average:
19 | 6 0.12
Snow
Actual:
-11 | -20 0.06
Average:
19 | 6 0.12
Snow
Actual:
-9 | -22 0.19
Average:
19 | 6 0.12
Snow
Actual:
6 | -18 0.08
Average:
19 | 5 0.12
Snow
Actual:
21 | -4 1.43
Average:
18 | 5 0.12
Snow
Actual:
-2 | -16 0.04
Average:
18 | 4 0.12
Snow
Actual:
10 | -7 0.06
Average:
17 | 4 0.12
Snow
Actual:
10 | 0 0.09
Average:
17 | 3 0.12
Snow
Actual:
12 | 1 0.03
Average:
16 | 3 0.12
Snow
Actual:
30 | 12 0.05
Average:
16 | 2 0.12
Rain
Actual:
37 | 30 0.69
Average:
15 | 2 0.12
Rain
Actual:
44 | 37 0.27
Average:
15 | 1 0.11
Snow
Actual:
35 | 8 0.54
Average:
14 | 1 0.11
Fog
Actual:
6 | -14 0.00
Average:
14 | 0 0.11
Fog
Actual:
6 | -20 0.00
Average:
14 | 0 0.11
Snow
Actual:
8 | 0 0.42
Average:
14 | 0 0.11
Snow
Actual:
3 | 1 0.18
Average:
14 | 0 0.10
Snow
Actual:
17 | 6 0.03
Average:
14 | 0 0.10
Snow
Actual:
28 | 17 1.21
Average:
13 | 0 0.10
Snow
Actual:
21 | -13 0.07
Average:
13 | 0 0.10
Snow
Actual:
0 | -11 0.22
Average:
13 | 0 0.10
 

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

2013 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 21 16 10 19 15 3 100 95 67 - - - 15 1 0 61 40 68 0.10 Fog , Snow
2 24 22 19 25 22 18 100 98 86 - - - 4 0 0 24 18 - 0.04 Fog , Snow
3 26 19 10 23 13 -4 100 73 28 - - - 0 0 0 56 23 56 0.10 Fog , Snow
4 28 18 10 27 9 -13 100 66 19 - - - 0 0 0 66 55 71 0.08 Fog , Snow
5 39 32 26 39 32 23 100 99 80 - - - 0 0 0 60 38 75 0.13 Fog , Rain
6 37 24 8 37 12 -15 100 74 25 - - - 3 0 0 77 54 76 0.10 Fog , Rain , Snow
7 10 3 -4 9 1 -6 100 97 48 - - - 15 1 0 74 53 84 0.03 Fog , Snow
8 12 2 -5 -2 -9 -24 100 74 28 - - - 0 0 0 68 53 74 0.00 Fog
9 19 10 1 19 7 -15 100 92 34 - - - 0 0 0 68 32 72 0.39 Fog , Snow
10 14 4 -5 14 4 -6 100 100 100 - - - 0 0 0 77 57 89 0.12 Fog , Snow
11 -2 -6 -11 -2 -5 -11 100 100 100 - - - 0 0 0 58 44 69 0.51 Fog , Snow
12 -11 -16 -20 -11 -15 -22 100 99 70 - - - 0 0 0 75 59 79 0.06 Fog , Snow
13 -9 -16 -22 -9 -15 -42 100 94 29 - - - 0 0 0 63 50 79 0.19 Fog , Snow
14 6 -6 -18 7 -23 -69 100 52 4 - - - 20 3 0 44 33 48 0.08 Fog , Snow
15 21 8 -4 21 4 -4 100 100 100 - - - 0 0 0 70 49 79 1.43 Fog , Snow
16 -2 -9 -16 -2 -12 -24 100 95 59 - - - 0 0 0 94 64 100 0.04 Fog , Snow
17 10 2 -7 10 -5 -18 100 72 40 - - - 1 0 0 51 30 59 0.06 Fog , Snow
18 10 5 0 5 0 -11 100 85 37 - - - 0 0 0 68 29 75 0.09 Fog , Snow
19 12 6 1 12 7 1 100 100 100 - - - 0 0 0 74 63 85 0.03 Fog , Snow
20 30 21 12 30 23 7 100 96 63 - - - 0 0 0 76 49 84 0.05 Fog , Rain , Snow
21 37 34 30 37 34 30 100 100 100 - - - 0 0 0 61 48 70 0.69 Fog , Rain
22 44 40 37 41 39 37 100 99 76 - - - 2 0 0 76 56 92 0.27 Fog , Rain
23 35 22 8 36 26 9 100 100 100 - - - 0 0 0 60 45 67 0.54 Fog , Rain , Snow
24 6 -4 -14 7 -3 -15 100 92 72 - - - 0 0 0 64 51 76 0.00 Fog
25 6 -10 -20 -9 -14 -20 100 74 44 - - - 0 0 0 58 38 45 0.00 Fog
26 8 4 0 9 4 0 100 100 100 - - - 0 0 0 51 42 61 0.42 Fog , Snow
27 3 2 1 3 3 1 100 100 100 - - - 0 0 0 66 49 74 0.18 Fog , Snow
28 17 12 6 18 11 -11 100 92 44 - - - 0 0 0 74 61 81 0.03 Fog , Snow
29 28 22 17 25 21 16 100 88 64 - - - 20 1 0 59 42 72 1.21 Fog , Snow
30 21 4 -13 21 -6 -44 100 75 17 - - - 0 0 0 83 57 93 0.07 Fog , Snow
31 0 -4 -11 -8 -15 -29 100 71 25 - - - 3 0 0 55 30 62 0.22 Fog , Snow