Weather History for Westfield, MA

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Month of December, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 64 °F 37 °F 16 °F
Mean Temperature 54 °F 29 °F 7 °F
Min Temperature 45 °F 21 °F -2 °F
Degree Days  
Heating Degree Days (base 65) 58 36 10 1113
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 4 0 0 4
Dew Point  
Dew Point 58 °F 22 °F -9 °F
Precipitation  
Precipitation 1.03 in 0.09 in 0.00 in 2.64 in
Snowdepth - - - -
Wind  
Wind 24 mph 5 mph 0 mph
Gust Wind 33 mph 23 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.62 in 30.09 in 29.48 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 11, 2013 Rise Set
Actual Time 7:09 AM EST 4:18 PM EST
Civil Twilight 6:37 AM EST 4:50 PM EST
Nautical Twilight 6:02 AM EST 5:25 PM EST
Astronomical Twilight 5:28 AM EST 5:59 PM EST
Moon 12:55 PM EST (12/11) 1:22 AM EST (12/11)
Length of Visible Light 10h 12m
Length of Day
9h 09m
Waxing Gibbous, 71% of the Moon is Illuminated
Dec 11
Waxing Gibbous
Dec 17
Full
Dec 25
Last Quarter
Jan 1
New
Jan 7
First Quarter

Weather History Calendar

Precipitation Actual month total 2.64 Average Month Total: 2.14
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Overcast
Actual:
39 | 28 0.00
Average:
42 | 24 0.06
Fog
Actual:
41 | 28 0.00
Average:
41 | 24 0.07
Fog
Actual:
48 | 28 0.00
Average:
41 | 23 0.07
Scattered Clouds
Actual:
46 | 25 0.00
Average:
40 | 23 0.07
Rain
Actual:
51 | 34 0.05
Average:
40 | 23 0.07
Snow
Actual:
52 | 33 0.42
Average:
39 | 22 0.07
Snow
Actual:
37 | 28 0.01
Average:
39 | 22 0.07
Partly Cloudy
Actual:
30 | 21 0.00
Average:
38 | 22 0.08
Snow
Actual:
33 | 26 0.13
Average:
38 | 22 0.08
Snow
Actual:
33 | 18 0.02
Average:
38 | 22 0.08
Snow
Actual:
28 | 17 0.00
Average:
38 | 22 0.08
Scattered Clouds
Actual:
24 | 12 0.00
Average:
38 | 21 0.08
Snow
Actual:
28 | 12 0.00
Average:
37 | 21 0.08
Snow
Actual:
19 | 10 0.11
Average:
37 | 21 0.08
Snow
Actual:
33 | 16 0.10
Average:
37 | 21 0.08
Scattered Clouds
Actual:
28 | 6 0.00
Average:
37 | 20 0.07
Snow
Actual:
16 | -2 0.11
Average:
36 | 20 0.07
Partly Cloudy
Actual:
32 | 14 0.00
Average:
36 | 20 0.07
Fog
Actual:
43 | 10 0.00
Average:
36 | 19 0.07
Scattered Clouds
Actual:
46 | 28 0.00
Average:
35 | 19 0.07
Partly Cloudy
Actual:
54 | 28 0.00
Average:
35 | 19 0.07
Rain
Actual:
64 | 45 0.01
Average:
35 | 19 0.06
Rain
Actual:
48 | 37 0.61
Average:
35 | 19 0.06
Partly Cloudy
Actual:
36 | 21 0.00
Average:
35 | 19 0.06
Scattered Clouds
Actual:
25 | 14 0.00
Average:
34 | 19 0.06
Snow
Actual:
30 | 19 0.04
Average:
34 | 19 0.06
Partly Cloudy
Actual:
36 | 12 0.00
Average:
34 | 19 0.06
Clear
Actual:
48 | 19 0.00
Average:
34 | 18 0.06
Snow
Actual:
39 | 26 1.03
Average:
34 | 18 0.06
Partly Cloudy
Actual:
41 | 14 0.00
Average:
33 | 18 0.06
Scattered Clouds
Actual:
27 | 10 0.00
Average:
33 | 18 0.06
 

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 39 34 28 30 26 16 85 72 58 30.40 30.17 30.03 10 10 9 7 2 - 0.00  
2 41 34 28 34 31 26 96 85 76 30.03 29.97 29.93 10 7 0 6 3 - 0.00 Fog
3 48 38 28 36 32 24 96 87 61 30.01 29.93 29.87 10 4 0 10 4 - 0.00 Fog
4 46 36 25 29 26 22 92 79 51 30.20 30.12 30.01 10 8 5 5 2 - 0.00  
5 51 42 34 50 37 28 97 90 76 30.19 30.05 29.92 10 3 0 9 4 - 0.05 Fog , Rain
6 52 43 33 51 39 31 97 86 62 30.17 30.01 29.87 10 6 0 16 8 24 0.42 Fog , Rain , Snow
7 37 32 28 32 26 19 96 77 53 30.49 30.26 30.11 10 8 2 18 4 28 0.01 Rain , Snow
8 30 26 21 21 17 14 82 64 50 30.61 30.54 30.48 10 10 10 6 2 - 0.00  
9 33 30 26 32 27 18 96 91 64 30.45 30.12 29.91 8 3 0 10 5 - 0.13 Fog , Rain , Snow
10 33 26 18 31 27 14 96 88 72 30.05 29.90 29.81 10 6 1 10 3 - 0.02 Snow
11 28 22 17 19 17 13 85 77 66 30.25 30.18 30.06 10 9 4 17 7 - 0.00 Snow
12 24 18 12 16 8 1 88 66 42 30.32 30.23 30.10 10 10 10 16 5 24 0.00  
13 28 20 12 18 11 6 74 62 51 30.39 30.14 30.04 10 9 2 17 9 23 0.00 Snow
14 19 14 10 10 5 0 85 72 59 30.62 30.44 30.11 10 4 0 14 9 23 0.11 Snow
15 33 24 16 24 19 11 89 79 61 30.04 29.66 29.50 10 5 0 23 13 33 0.10 Fog , Snow
16 28 18 6 15 8 2 92 60 41 30.24 30.03 29.76 10 10 9 16 7 25 0.00  
17 16 7 -2 11 5 -9 84 80 75 30.28 30.12 29.94 10 4 0 13 6 - 0.11 Snow
18 32 23 14 20 14 10 88 75 59 30.11 30.01 29.93 10 9 2 20 6 24 0.00  
19 43 26 10 24 18 7 88 70 43 30.14 30.08 29.98 10 8 0 20 5 - 0.00 Fog
20 46 37 28 31 28 24 85 73 56 30.11 30.01 29.93 10 10 10 7 2 - 0.00  
21 54 41 28 43 36 28 96 80 61 29.97 29.92 29.87 10 10 7 10 2 - 0.00  
22 64 54 45 58 51 43 100 91 80 29.94 29.83 29.74 10 4 0 15 8 - 0.01 Fog , Rain
23 48 42 37 47 42 24 100 92 59 30.14 29.98 29.91 10 3 0 17 4 24 0.61 Fog , Rain
24 36 30 21 25 16 6 70 54 41 30.30 30.17 30.09 10 10 6 24 9 32 0.00  
25 25 20 14 9 3 0 68 50 35 30.54 30.46 30.31 10 10 10 21 9 32 0.00  
26 30 24 19 25 17 8 88 76 57 30.47 30.27 30.12 10 7 0 7 2 - 0.04 Fog , Snow
27 36 24 12 22 16 8 88 71 44 30.32 30.27 30.23 10 10 8 8 3 - 0.00  
28 48 34 19 26 22 16 88 70 38 30.24 30.12 30.04 10 10 8 12 5 - 0.00  
29 39 32 26 36 32 22 93 89 76 30.04 29.74 29.48 10 6 1 18 5 24 1.03 Rain , Snow
30 41 28 14 34 19 4 96 64 43 30.21 29.95 29.64 10 10 7 22 8 31 0.00  
31 27 18 10 16 8 2 84 63 42 30.24 30.14 30.04 10 10 10 15 4 23 0.00