Weather History for Thurmont, MD

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Month of December, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 60 °F 40 °F 28 °F
Mean Temperature 51 °F 37 °F 26 °F
Min Temperature 60 °F 37 °F 25 °F
Degree Days  
Heating Degree Days (base 65) 40 28 14 389
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 1 0 0 1
Dew Point  
Dew Point 51 °F 31 °F 17 °F
Precipitation  
Precipitation 0.22 in 0.02 in 0.00 in 0.40 in
Snowdepth - - - -
Wind  
Wind 28 mph 10 mph 0 mph
Gust Wind 48 mph 27 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.30 in 29.85 in 29.08 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 07, 2012 Rise Set
Actual Time 7:17 AM EST 4:45 PM EST
Civil Twilight 6:47 AM EST 5:15 PM EST
Nautical Twilight 6:13 AM EST 5:49 PM EST
Astronomical Twilight 5:41 AM EST 6:21 PM EST
Moon 12:35 AM EST (12/7) 12:40 PM EST (12/7)
Length of Visible Light 10h 28m
Length of Day
9h 27m
Last Quarter, 39% of the Moon is Illuminated
Dec 7
Last Quarter
Dec 13
New
Dec 20
First Quarter
Dec 28
Full
Jan 4
Last Quarter

Weather History Calendar

 
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Clear
Actual:
- | - -
Average:
- | - -
Clear
Actual:
- | - -
Average:
- | - -
Overcast
Actual:
60 | 60 0.00
Average:
- | - -
Clear
Actual:
- | - -
Average:
- | - -
Clear
Actual:
- | - -
Average:
- | - -
Clear
Actual:
35 | 35 0.00
Average:
- | - -
Rain
Actual:
43 | 34 0.05
Average:
- | - -
Fog
Actual:
59 | 43 0.00
Average:
- | - -
Rain
Actual:
44 | 44 0.02
Average:
- | - -
Overcast
Actual:
52 | 52 0.00
Average:
- | - -
Overcast
Actual:
37 | 37 0.00
Average:
- | - -
Clear
Actual:
30 | 30 0.00
Average:
- | - -
Clear
Actual:
- | - -
Average:
- | - -
Clear
Actual:
- | - -
Average:
- | - -
Clear
Actual:
43 | 41 0.00
Average:
- | - -
Fog
Actual:
39 | 39 0.00
Average:
- | - -
Fog
Actual:
42 | 42 0.00
Average:
- | - -
Fog
Actual:
48 | 48 0.00
Average:
- | - -
Partly Cloudy
Actual:
44 | 34 0.00
Average:
- | - -
Rain
Actual:
42 | 36 0.22
Average:
- | - -
Rain
Actual:
44 | 30 0.00
Average:
- | - -
Partly Cloudy
Actual:
30 | 26 0.00
Average:
- | - -
Clear
Actual:
34 | 34 0.00
Average:
- | - -
Fog
Actual:
34 | 30 0.01
Average:
- | - -
Fog
Actual:
32 | 32 0.00
Average:
- | - -
Rain
Actual:
33 | 25 0.10
Average:
- | - -
Overcast
Actual:
28 | 28 0.00
Average:
- | - -
Clear
Actual:
- | - -
Average:
- | - -
Clear
Actual:
- | - -
Average:
- | - -
Overcast
Actual:
30 | 28 0.00
Average:
- | - -
Clear
Actual:
- | - -
Average:
- | - -
 

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 - - - - - - - - - - - - - - - - - - -  
2 - - - - - - - - - - - - - - - - - - -  
3 60 - 60 49 49 49 67 67 67 - - - 10 10 10 4 4 - 0.00  
4 - - - - - - - - - - - - - - - - - - -  
5 - - - - - - - - - - - - - - - - - - -  
6 35 - 35 19 19 19 52 52 52 - - - 10 10 10 6 6 - 0.00  
7 43 38 34 38 35 30 93 85 82 - - - 10 6 3 8 6 - 0.05 Rain
8 59 51 43 47 44 40 89 76 62 - - - 10 7 0 10 7 16 0.00 Fog
9 44 44 44 41 41 41 89 89 89 - - - 0 0 0 8 7 - 0.02 Fog , Rain
10 52 - 52 51 51 51 97 97 97 - - - 10 10 10 12 12 21 0.00  
11 37 37 37 34 30 25 86 73 60 30.02 30.02 30.02 10 10 10 17 13 26 0.00  
12 30 - 30 24 24 24 76 76 76 30.22 30.22 30.22 10 10 10 6 6 - 0.00  
13 - - - - - - - - - - - - - - - - - - -  
14 - - - - - - - - - - - - - - - - - - -  
15 43 43 41 23 21 19 49 44 38 30.30 30.27 30.24 10 10 10 8 6 - 0.00  
16 39 39 39 36 34 32 87 83 73 30.07 30.01 29.97 10 5 0 13 10 18 0.00 Fog
17 42 42 42 40 40 39 92 90 87 29.84 29.81 29.79 0 0 0 5 4 - 0.00 Fog
18 48 - 48 45 45 45 89 89 89 29.54 29.54 29.54 0 0 0 12 12 17 0.00 Fog
19 44 39 34 32 29 26 75 68 62 30.18 30.04 29.95 10 10 10 15 11 28 0.00  
20 42 36 36 40 34 28 92 82 73 30.17 29.82 29.47 10 5 0 17 10 26 0.22 Fog , Rain
21 44 37 30 43 26 19 93 73 64 29.99 29.71 29.36 10 8 0 28 19 48 0.00 Fog , Rain
22 30 30 26 20 18 17 69 66 64 29.08 29.08 29.08 10 10 10 24 20 43 0.00  
23 34 - 34 21 21 21 59 59 59 - - - 10 10 10 8 8 - 0.00  
24 34 32 30 29 22 21 88 67 59 - - - 10 8 0 7 4 - 0.01 Fog
25 32 - 32 29 29 29 88 88 88 - - - 0 0 0 7 7 - 0.00 Fog
26 33 26 25 31 24 20 92 84 78 - - - 10 7 0 10 7 16 0.10 Fog , Rain
27 28 - 28 25 25 25 85 85 85 - - - 10 10 10 22 22 41 0.00  
28 - - - - - - - - - - - - - - - - - - -  
29 - - - - - - - - - - - - - - - - - - -  
30 30 28 28 21 20 19 75 70 64 - - - 8 8 7 23 19 44 0.00  
31 - - - - - - - - - - - - - - - - - - -