Weather History for Chicopee, MA

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Month of September, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 87 °F 74 °F 54 °F
Mean Temperature 78 °F 62 °F 50 °F
Min Temperature 68 °F 50 °F 35 °F
Degree Days  
Heating Degree Days (base 65) 14 5 0 152
Cooling Degree Days (base 65) 12 2 0 53
Growing Degree Days (base 50) 28 12 0 355
Dew Point  
Dew Point 74 °F 54 °F 34 °F
Precipitation  
Precipitation 1.15 in 0.16 in 0.00 in 4.75 in
Snowdepth - - - -
Wind  
Wind 36 mph 4 mph 0 mph
Gust Wind 53 mph 23 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.38 in 30.03 in 29.58 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 02, 2012 Rise Set
Actual Time 6:17 AM EDT 7:21 PM EDT
Civil Twilight 5:48 AM EDT 7:50 PM EDT
Nautical Twilight 5:13 AM EDT 8:24 PM EDT
Astronomical Twilight 4:38 AM EDT 9:00 PM EDT
Moon 8:03 PM EDT 8:26 AM EDT
Length of Visible Light 14h 01m
Length of Day
13h 04m
Waning Gibbous, 95% of the Moon is Illuminated
Sep 2
Waning Gibbous
Sep 8
Last Quarter
Sep 15
New
Sep 22
First Quarter
Sep 29
Full

Weather History Calendar

Precipitation Actual month total 4.75 Average Month Total: 2.04
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
86 | 65 0.00
Average:
76 | 54 0.05
Rain
Actual:
79 | 58 0.32
Average:
76 | 54 0.05
Rain
Actual:
79 | 51 0.00
Average:
75 | 54 0.05
Rain
Actual:
75 | 64 0.03
Average:
75 | 54 0.05
Thunderstorm
Actual:
83 | 65 0.98
Average:
75 | 53 0.05
Fog
Actual:
79 | 62 0.00
Average:
75 | 53 0.05
Thunderstorm
Actual:
87 | 68 0.00
Average:
75 | 53 0.06
Thunderstorm
Actual:
83 | 62 0.71
Average:
74 | 53 0.06
Rain
Actual:
75 | 57 0.03
Average:
74 | 53 0.06
Scattered Clouds
Actual:
70 | 47 0.00
Average:
74 | 52 0.06
Clear
Actual:
73 | 41 0.00
Average:
73 | 52 0.07
Fog
Actual:
79 | 41 0.00
Average:
73 | 52 0.07
Fog
Actual:
82 | 46 0.00
Average:
73 | 51 0.07
Fog
Actual:
82 | 51 0.00
Average:
72 | 51 0.07
Rain
Actual:
72 | 44 0.02
Average:
72 | 51 0.07
Clear
Actual:
71 | 41 0.00
Average:
72 | 50 0.08
Fog
Actual:
76 | 39 0.00
Average:
71 | 50 0.08
Thunderstorm
Actual:
74 | 50 0.85
Average:
71 | 49 0.08
Rain
Actual:
68 | 44 0.00
Average:
70 | 49 0.08
Scattered Clouds
Actual:
70 | 41 0.00
Average:
70 | 48 0.08
Partly Cloudy
Actual:
73 | 46 0.00
Average:
69 | 48 0.08
Thunderstorm
Actual:
74 | 46 0.57
Average:
68 | 47 0.08
Rain
Actual:
67 | 42 0.04
Average:
68 | 47 0.08
Rain
Actual:
65 | 37 0.00
Average:
67 | 46 0.08
Clear
Actual:
72 | 35 0.00
Average:
67 | 45 0.08
Rain
Actual:
71 | 59 0.00
Average:
66 | 45 0.07
Fog
Actual:
70 | 48 0.00
Average:
66 | 44 0.07
Rain
Actual:
54 | 50 1.15
Average:
65 | 43 0.07
Overcast
Actual:
59 | 51 0.01
Average:
65 | 43 0.07
Thunderstorm
Actual:
66 | 48 0.04
Average:
64 | 42 0.07
 

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
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 86 74 65 66 63 61 93 70 45 30.10 30.01 29.88 10 10 10 9 4 - 0.00  
2 79 70 58 67 62 57 96 76 53 30.15 30.09 30.04 10 10 3 7 2 - 0.32 Rain
3 79 65 51 61 55 52 100 89 49 30.22 30.17 30.12 10 6 0 9 2 - 0.00 Fog , Rain
4 75 70 64 73 65 56 100 86 69 30.14 30.00 29.85 10 10 10 8 1 - 0.03 Rain
5 83 74 65 74 72 65 100 92 56 29.84 29.77 29.73 10 7 0 18 9 25 0.98 Fog , Rain , Thunderstorm
6 79 70 62 68 65 63 100 91 61 29.93 29.88 29.84 10 6 0 12 1 - 0.00 Fog
7 87 78 68 72 68 66 100 89 49 29.95 29.91 29.86 10 8 2 12 2 - 0.00 Thunderstorm
8 83 71 62 73 68 61 100 85 62 29.87 29.73 29.58 10 9 1 36 10 53 0.71 Rain , Thunderstorm
9 75 66 57 63 56 53 100 75 46 29.87 29.82 29.75 10 10 10 8 4 - 0.03 Rain
10 70 60 47 56 48 42 97 67 40 30.11 29.97 29.87 10 10 10 15 7 22 0.00  
11 73 57 41 50 45 40 100 76 32 30.29 30.23 30.12 10 8 1 10 2 - 0.00  
12 79 60 41 55 45 41 100 91 40 30.37 30.32 30.30 10 3 0 9 1 - 0.00 Fog
13 82 64 46 62 51 46 100 94 41 30.38 30.35 30.26 10 2 0 10 1 - 0.00 Fog
14 82 66 51 64 58 52 100 93 46 30.28 30.23 30.08 10 2 0 14 1 - 0.00 Fog
15 72 58 44 62 51 44 100 75 41 30.10 30.07 30.04 10 9 2 18 5 24 0.02 Rain
16 71 56 41 50 44 39 100 87 34 30.11 30.07 30.01 10 6 1 13 1 - 0.00  
17 76 58 39 57 42 37 100 92 48 30.12 30.08 30.02 10 4 0 8 1 - 0.00 Fog
18 74 62 50 70 61 50 100 94 78 30.04 29.85 29.63 10 7 1 29 7 47 0.85 Rain , Thunderstorm
19 68 56 44 68 53 41 100 76 38 30.21 29.90 29.69 10 10 10 18 10 25 0.00 Rain
20 70 56 41 50 45 40 98 70 43 30.27 30.20 30.14 10 10 10 7 2 - 0.00  
21 73 60 46 53 50 45 98 73 47 30.16 30.10 30.04 10 10 10 8 2 - 0.00  
22 74 60 46 63 54 46 100 91 57 30.03 29.94 29.80 10 6 0 24 4 28 0.57 Fog , Rain , Thunderstorm
23 67 54 42 63 50 39 100 86 36 30.11 29.97 29.82 10 8 1 17 4 28 0.04 Rain
24 65 50 37 46 40 37 100 92 39 30.16 30.12 30.08 10 4 1 12 1 - 0.00 Fog , Rain
25 72 54 35 54 38 34 100 91 33 30.17 30.14 30.10 10 4 1 17 1 23 0.00  
26 71 64 59 63 59 54 94 79 67 30.12 30.05 30.01 10 10 10 18 10 24 0.00 Rain
27 70 59 48 61 55 44 100 95 40 30.24 30.07 30.01 10 2 0 14 2 18 0.00 Fog
28 54 52 50 54 52 48 100 95 80 30.24 30.10 29.99 10 6 1 13 6 - 1.15 Rain
29 59 55 51 55 53 52 100 93 80 29.97 29.93 29.89 10 9 2 9 5 - 0.01  
30 66 56 48 55 53 48 100 87 62 29.91 29.82 29.72 10 10 6 9 2 - 0.04 Rain , Thunderstorm