Weather History for Chicopee, MA

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Month of December, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 57 °F 41 °F 30 °F
Mean Temperature 45 °F 34 °F 22 °F
Min Temperature 38 °F 26 °F 12 °F
Degree Days  
Heating Degree Days (base 65) 43 32 20 980
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 55 °F 28 °F 6 °F
Precipitation  
Precipitation 0.85 in 0.13 in 0.00 in 4.03 in
Snowdepth 3.0 in 2.5 in 2.0 in -
Wind  
Wind 31 mph 7 mph 0 mph
Gust Wind 43 mph 24 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.62 in 29.99 in 29.00 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 20, 2012 Rise Set
Actual Time 7:15 AM EST 4:20 PM EST
Civil Twilight 6:43 AM EST 4:52 PM EST
Nautical Twilight 6:07 AM EST 5:28 PM EST
Astronomical Twilight 5:33 AM EST 6:02 PM EST
Moon 11:43 AM EST (12/20) No Moon Set
Length of Visible Light 10h 09m
Length of Day
9h 05m
First Quarter, 55% of the Moon is Illuminated
Dec 20
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter

Weather History Calendar

Precipitation Actual month total 4.03 Average Month Total: 1.48
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Snow
Actual:
30 | 26 0.02
Average:
41 | 25 0.05
Rain
Actual:
48 | 30 0.05
Average:
41 | 25 0.05
Fog
Actual:
57 | 28 0.00
Average:
40 | 24 0.05
Rain
Actual:
55 | 26 0.00
Average:
40 | 24 0.05
Rain
Actual:
55 | 30 0.02
Average:
39 | 24 0.05
Clear
Actual:
39 | 19 0.00
Average:
39 | 23 0.05
Rain
Actual:
41 | 19 0.06
Average:
39 | 23 0.05
Rain
Actual:
43 | 38 0.22
Average:
38 | 23 0.05
Rain
Actual:
43 | 32 0.20
Average:
38 | 23 0.05
Rain
Actual:
52 | 38 0.25
Average:
38 | 23 0.05
Partly Cloudy
Actual:
46 | 29 0.02
Average:
38 | 22 0.05
Clear
Actual:
37 | 21 0.00
Average:
38 | 22 0.05
Clear
Actual:
42 | 18 0.00
Average:
37 | 22 0.05
Clear
Actual:
46 | 16 0.00
Average:
37 | 22 0.05
Scattered Clouds
Actual:
42 | 20 0.00
Average:
37 | 22 0.05
Snow
Actual:
33 | 30 0.02
Average:
37 | 21 0.05
Rain
Actual:
34 | 32 0.43
Average:
36 | 21 0.05
Rain
Actual:
43 | 33 0.58
Average:
36 | 21 0.05
Partly Cloudy
Actual:
45 | 37 0.00
Average:
36 | 20 0.05
Snow
Actual:
43 | 25 0.07
Average:
35 | 20 0.05
Snow
Actual:
55 | 32 0.68
Average:
35 | 20 0.05
Mostly Cloudy
Actual:
37 | 30 0.00
Average:
34 | 19 0.05
Partly Cloudy
Actual:
38 | 29 0.01
Average:
34 | 19 0.05
Scattered Clouds
Actual:
38 | 25 0.00
Average:
34 | 19 0.05
Snow
Actual:
35 | 19 0.03
Average:
34 | 19 0.04
Snow
Actual:
33 | 18 0.00
Average:
34 | 19 0.04
Snow
Actual:
35 | 28 0.85
Average:
34 | 19 0.04
Partly Cloudy
Actual:
35 | 21 0.00
Average:
33 | 19 0.04
Snow
Actual:
30 | 18 0.52
Average:
33 | 19 0.04
Snow
Actual:
30 | 20 0.00
Average:
33 | 19 0.04
Partly Cloudy
Actual:
34 | 12 0.00
Average:
33 | 19 0.04
 

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 30 28 26 30 23 8 100 81 39 30.62 30.57 30.49 10 8 2 9 6 - 0.02 Snow
2 48 39 30 46 38 30 100 97 87 30.47 30.26 30.06 10 4 0 15 6 22 0.05 Fog , Rain
3 57 42 28 47 37 27 100 91 55 30.30 30.19 30.05 10 5 1 15 6 28 0.00 Fog
4 55 40 26 55 33 27 100 98 93 30.31 30.26 29.96 10 3 0 14 1 20 0.00 Fog , Rain
5 55 44 30 54 41 13 100 78 45 30.19 29.96 29.86 10 10 7 25 14 37 0.02 Rain
6 39 29 19 18 16 14 92 63 37 30.35 30.29 30.20 10 10 10 16 6 24 0.00  
7 41 30 19 41 32 16 100 92 65 30.28 30.12 30.04 10 6 2 8 2 - 0.06 Rain
8 43 40 38 43 39 37 100 99 93 30.04 29.98 29.87 6 2 0 7 1 - 0.22 Fog , Rain
9 43 38 32 43 37 32 100 94 64 30.27 30.13 29.99 10 5 0 6 1 - 0.20 Fog , Rain
10 52 45 38 52 43 37 100 99 93 30.09 29.76 29.51 10 3 0 14 4 22 0.25 Fog , Rain
11 46 38 29 42 29 19 88 66 47 30.19 29.90 29.62 10 10 10 21 8 25 0.02  
12 37 30 21 25 22 19 96 80 56 30.44 30.35 30.20 10 10 10 6 2 - 0.00  
13 42 30 18 27 22 17 96 83 49 30.49 30.40 30.30 10 10 2 4 0 - 0.00  
14 46 31 16 28 22 15 96 77 39 30.30 30.20 30.11 10 10 10 17 2 - 0.00  
15 42 31 20 28 23 20 96 75 49 30.33 30.27 30.19 10 10 9 9 2 - 0.00  
16 33 32 30 32 27 23 100 79 65 30.29 30.17 30.05 10 9 5 8 4 - 0.02 Rain , Snow
17 34 33 32 34 32 32 100 99 93 30.04 29.96 29.76 10 8 2 9 5 - 0.43 Rain
18 43 38 33 43 40 34 100 98 77 29.76 29.53 29.45 10 7 1 20 6 25 0.58 Fog , Rain
19 45 41 37 34 30 26 73 63 54 30.07 29.75 29.52 10 10 10 21 15 30 0.00  
20 43 34 25 33 29 23 95 73 56 30.22 30.08 29.98 10 9 5 9 5 17 0.07 Rain , Snow
21 55 44 32 52 40 30 100 89 70 29.97 29.35 29.00 10 8 2 24 10 40 0.68 Rain , Snow
22 37 34 30 30 21 15 81 62 47 29.69 29.47 29.24 10 10 10 31 14 43 0.00  
23 38 34 29 23 20 16 69 57 50 29.89 29.83 29.69 10 10 10 29 15 41 0.01  
24 38 32 25 24 19 17 86 64 44 30.07 30.02 29.90 10 10 10 16 7 - 0.00  
25 35 29 19 28 25 14 94 83 69 30.27 30.06 29.98 10 9 4 10 4 - 0.03 Snow
26 33 26 18 32 27 12 100 89 55 30.33 30.00 29.79 10 4 1 16 9 17 0.00 Rain , Snow
27 35 32 28 33 32 21 100 92 74 29.78 29.54 29.35 10 7 2 22 15 29 0.85 Rain , Snow
28 35 30 21 22 20 17 95 71 57 30.05 29.93 29.73 10 10 10 17 11 25 0.00  
29 30 24 18 27 25 17 95 90 80 30.03 29.69 29.47 10 6 1 18 6 - 0.52 Snow
30 30 25 20 28 18 6 100 72 53 30.06 29.73 29.51 10 10 7 24 10 31 0.00 Snow
31 34 22 12 22 15 6 76 68 56 30.08 30.04 29.96 10 10 10 14 7 16 0.00