Weather History for Johnstown, PA

Change the Weather History Date:

Month of December, 2010

  Max Avg Min Sum
Temperature  
Max Temperature 54 °F 25 °F 10 °F
Mean Temperature 43 °F 21 °F 8 °F
Min Temperature 36 °F 17 °F 6 °F
Degree Days  
Heating Degree Days (base 65) 57 44 22 1362
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 54 °F 16 °F 1 °F
Precipitation  
Precipitation 0.74 in 0.04 in 0.00 in 1.21 in
Snowdepth - - - -
Wind  
Wind 36 mph 13 mph 0 mph
Gust Wind 46 mph 25 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.32 in 29.92 in 29.24 in

Monthly Weather History Graph

Monthly Weather History Graph

Search for Another Location

Airport:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Dec. 07, 2010 Rise Set
Actual Time 7:24 AM EST 4:48 PM EST
Civil Twilight 6:54 AM EST 5:19 PM EST
Nautical Twilight 6:20 AM EST 5:53 PM EST
Astronomical Twilight 5:47 AM EST 6:26 PM EST
Moon 9:09 AM EST (12/7) 6:45 PM EST (12/7)
Length of Visible Light 10h 25m
Length of Day
9h 24m
Waxing Crescent, 4% of the Moon is Illuminated
Dec 7
Waxing Crescent
Dec 13
First Quarter
Dec 21
Full
Dec 27
Last Quarter
Jan 4
New

Weather History Calendar

Precipitation Actual month total 1.21 Average Month Total: 3.52
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Snow
Actual:
54 | 23 0.74
Average:
43 | 28 0.06
Snow
Actual:
24 | 21 0.00
Average:
45 | 27 0.20
Snow
Actual:
25 | 21 0.01
Average:
42 | 27 0.21
Snow
Actual:
24 | 19 0.00
Average:
41 | 27 0.17
Snow
Actual:
21 | 19 0.00
Average:
43 | 26 0.05
Snow
Actual:
19 | 15 0.00
Average:
45 | 28 0.18
Snow
Actual:
17 | 12 0.02
Average:
43 | 25 0.14
Snow
Actual:
18 | 14 0.01
Average:
43 | 27 0.14
Snow
Actual:
18 | 12 0.02
Average:
43 | 27 0.15
Snow
Actual:
33 | 16 0.00
Average:
41 | 24 0.14
Scattered Clouds
Actual:
39 | 30 0.00
Average:
41 | 26 0.16
Snow
Actual:
36 | 25 0.34
Average:
42 | 26 0.07
Snow
Actual:
19 | 8 0.00
Average:
43 | 27 0.13
Snow
Actual:
10 | 6 0.02
Average:
43 | 25 0.05
Snow
Actual:
15 | 8 0.00
Average:
42 | 25 0.11
Snow
Actual:
19 | 8 0.00
Average:
39 | 24 0.07
Snow
Actual:
21 | 10 0.00
Average:
39 | 23 0.07
Snow
Actual:
21 | 15 0.00
Average:
36 | 22 0.12
Snow
Actual:
18 | 15 0.00
Average:
38 | 21 0.08
Snow
Actual:
19 | 17 0.00
Average:
39 | 23 0.10
Snow
Actual:
23 | 17 0.00
Average:
39 | 22 0.12
Snow
Actual:
25 | 19 0.00
Average:
37 | 23 0.08
Snow
Actual:
24 | 19 0.00
Average:
40 | 24 0.13
Snow
Actual:
25 | 17 0.00
Average:
40 | 21 0.11
Snow
Actual:
42 | 21 0.02
Average:
38 | 20 0.08
Snow
Actual:
18 | 12 0.00
Average:
37 | 18 0.12
Snow
Actual:
19 | 10 0.02
Average:
35 | 19 0.06
Snow
Actual:
25 | 14 0.00
Average:
39 | 23 0.14
Partly Cloudy
Actual:
30 | 21 0.00
Average:
40 | 24 0.09
Partly Cloudy
Actual:
37 | 21 0.01
Average:
38 | 23 0.10
Partly Cloudy
Actual:
50 | 36 0.00
Average:
41 | 23 0.09
 

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

2010 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 54 38 23 54 31 17 100 91 74 30.00 29.76 29.61 10 4 0 26 15 39 0.74 Fog , Rain , Snow
2 24 22 21 21 20 18 100 89 80 30.17 30.06 29.91 10 4 0 18 13 26 0.00 Fog , Snow
3 25 23 21 21 20 18 93 87 74 30.12 30.03 29.96 10 5 0 13 8 - 0.01 Fog , Snow
4 24 22 19 21 18 16 92 83 74 30.10 29.89 29.75 10 8 4 18 10 25 0.00 Snow
5 21 20 19 19 16 12 93 86 74 29.90 29.81 29.76 9 3 0 26 17 37 0.00 Fog , Snow
6 19 17 15 18 15 12 93 88 74 29.85 29.68 29.59 3 1 0 25 20 37 0.00 Fog , Snow
7 17 14 12 14 12 10 92 85 79 29.95 29.76 29.57 4 1 0 22 17 36 0.02 Fog , Snow
8 18 16 14 14 12 10 92 83 73 30.15 29.95 29.82 10 3 1 20 13 31 0.01 Snow
9 18 15 12 14 12 8 93 84 73 30.32 30.18 30.03 10 3 1 15 10 21 0.02 Snow
10 33 24 16 21 16 9 93 70 59 30.28 30.15 30.05 10 7 1 13 9 - 0.00 Snow
11 39 34 30 24 20 17 64 59 53 30.21 30.09 29.83 10 10 10 18 8 26 0.00  
12 36 31 25 34 31 19 100 92 78 29.77 29.41 29.24 10 7 2 21 11 30 0.34 Rain , Snow
13 19 14 8 16 8 3 93 81 67 29.62 29.41 29.26 10 1 0 30 19 44 0.00 Fog , Snow
14 10 8 6 7 4 1 85 80 73 29.91 29.69 29.49 5 1 0 33 22 46 0.02 Fog , Snow
15 15 12 8 10 7 3 92 83 73 29.96 29.84 29.74 10 2 0 24 17 37 0.00 Fog , Snow
16 19 14 8 14 8 5 92 83 65 29.91 29.78 29.69 10 9 4 13 7 - 0.00 Snow
17 21 16 10 14 11 6 85 75 62 30.10 30.00 29.81 10 9 4 16 9 25 0.00 Snow
18 21 18 15 16 14 11 93 81 68 30.13 30.04 29.95 10 7 2 14 10 24 0.00 Snow
19 18 16 15 16 12 10 93 82 71 30.09 30.00 29.92 10 5 2 15 8 22 0.00 Snow
20 19 18 17 16 15 14 96 89 80 30.14 30.01 29.91 10 3 0 16 10 26 0.00 Fog , Snow
21 23 20 17 17 15 14 93 84 72 30.12 30.05 29.96 10 7 2 16 11 22 0.00 Snow
22 25 22 19 19 17 15 88 82 72 30.08 29.95 29.83 10 7 2 20 8 29 0.00 Snow
23 24 22 19 20 18 15 93 84 74 30.22 30.08 29.97 10 3 1 31 22 40 0.00 Rain , Snow
24 25 20 17 18 16 13 89 82 63 30.29 30.17 30.09 10 6 1 17 14 25 0.00 Snow
25 42 32 21 18 17 15 82 46 36 30.08 29.94 29.86 10 5 1 10 6 - 0.02 Snow
26 18 15 12 13 10 7 81 78 71 29.84 29.73 29.64 10 7 1 17 9 28 0.00 Snow
27 19 14 10 16 10 5 93 78 63 30.05 29.84 29.63 9 2 0 36 24 46 0.02 Snow
28 25 20 14 15 12 10 93 78 59 30.11 30.01 29.92 10 6 1 26 21 37 0.00 Snow
29 30 26 21 20 18 15 80 74 64 30.15 30.09 29.98 10 10 10 17 11 22 0.00  
30 37 29 21 35 27 17 93 84 69 30.21 30.13 30.04 10 8 3 9 5 - 0.01  
31 50 43 36 42 37 30 83 75 62 30.16 30.11 30.07 10 10 10 12 7 - 0.00