Weather History for Westfield, MA

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Month of September, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 87 °F 74 °F 55 °F
Mean Temperature 76 °F 63 °F 52 °F
Min Temperature 66 °F 52 °F 37 °F
Degree Days  
Heating Degree Days (base 65) 12 4 0 125
Cooling Degree Days (base 65) 12 2 0 64
Growing Degree Days (base 50) 26 13 2 382
Dew Point  
Dew Point 72 °F 53 °F 35 °F
Precipitation  
Precipitation 1.34 in 0.19 in 0.00 in 5.64 in
Snowdepth - - - -
Wind  
Wind 25 mph 4 mph 0 mph
Gust Wind 48 mph 21 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.37 in 30.03 in 29.57 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 04, 2012 Rise Set
Actual Time 6:19 AM EDT 7:18 PM EDT
Civil Twilight 5:51 AM EDT 7:47 PM EDT
Nautical Twilight 5:17 AM EDT 8:21 PM EDT
Astronomical Twilight 4:41 AM EDT 8:56 PM EDT
Moon 9:04 PM EDT (9/4) 10:29 AM EDT (9/4)
Length of Visible Light 13h 55m
Length of Day
12h 58m
Waning Gibbous, 84% of the Moon is Illuminated
Sep 4
Waning Gibbous
Sep 8
Last Quarter
Sep 15
New
Sep 22
First Quarter
Sep 29
Full

Weather History Calendar

Precipitation Actual month total 5.64 Average Month Total: 3.74
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
87 | 66 0.00
Average:
77 | 54 0.07
Partly Cloudy
Actual:
84 | 62 0.00
Average:
77 | 54 0.08
Partly Cloudy
Actual:
78 | 55 0.00
Average:
76 | 54 0.08
Rain
Actual:
73 | 64 0.25
Average:
76 | 54 0.08
Thunderstorm
Actual:
84 | 66 0.76
Average:
76 | 53 0.09
Partly Cloudy
Actual:
80 | 62 0.00
Average:
76 | 53 0.09
Fog
Actual:
86 | 66 0.01
Average:
76 | 53 0.09
Thunderstorm
Actual:
82 | 62 1.34
Average:
75 | 53 0.10
Rain
Actual:
77 | 57 0.03
Average:
75 | 52 0.10
Scattered Clouds
Actual:
71 | 48 0.00
Average:
75 | 52 0.10
Clear
Actual:
73 | 42 0.00
Average:
74 | 52 0.11
Clear
Actual:
79 | 45 0.00
Average:
74 | 51 0.11
Fog
Actual:
82 | 50 0.00
Average:
74 | 51 0.11
Fog
Actual:
82 | 53 0.01
Average:
74 | 51 0.11
Rain
Actual:
72 | 50 0.01
Average:
73 | 50 0.11
Clear
Actual:
72 | 44 0.00
Average:
73 | 50 0.11
Clear
Actual:
77 | 42 0.00
Average:
72 | 50 0.11
Rain
Actual:
73 | 53 1.22
Average:
72 | 49 0.11
Partly Cloudy
Actual:
69 | 48 0.00
Average:
71 | 49 0.11
Partly Cloudy
Actual:
68 | 43 0.00
Average:
70 | 48 0.11
Partly Cloudy
Actual:
72 | 51 0.00
Average:
70 | 48 0.11
Thunderstorm
Actual:
73 | 48 0.59
Average:
69 | 47 0.11
Rain
Actual:
68 | 44 0.01
Average:
69 | 47 0.11
Partly Cloudy
Actual:
66 | 41 0.00
Average:
68 | 46 0.10
Scattered Clouds
Actual:
73 | 37 0.00
Average:
67 | 45 0.10
Rain
Actual:
72 | 57 0.01
Average:
67 | 45 0.10
Scattered Clouds
Actual:
73 | 52 0.00
Average:
66 | 44 0.10
Rain
Actual:
55 | 50 1.34
Average:
66 | 43 0.83
Rain
Actual:
61 | 53 0.01
Average:
65 | 42 0.10
Rain
Actual:
64 | 46 0.05
Average:
65 | 41 0.10
 

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 87 76 66 65 62 58 90 67 40 30.09 29.99 29.88 10 10 10 10 3 - 0.00  
2 84 74 62 63 60 50 90 70 31 30.14 30.08 30.02 10 10 10 9 3 - 0.00  
3 78 66 55 60 56 53 94 71 45 30.23 30.17 30.12 10 9 2 8 4 - 0.00  
4 73 68 64 68 63 55 94 82 66 30.14 30.00 29.84 10 9 2 7 2 - 0.25 Rain
5 84 76 66 72 68 62 94 82 47 29.83 29.77 29.73 10 8 2 14 6 20 0.76 Rain , Thunderstorm
6 80 70 62 67 64 61 100 83 60 29.92 29.88 29.84 10 10 7 8 2 - 0.00  
7 86 75 66 69 66 59 100 84 43 29.94 29.90 29.85 10 5 0 6 2 - 0.01 Fog
8 82 71 62 72 66 59 94 84 58 29.87 29.73 29.57 10 8 1 16 8 33 1.34 Rain , Thunderstorm
9 77 67 57 59 54 49 90 67 41 29.87 29.82 29.75 10 10 10 8 4 - 0.03 Rain
10 71 59 48 54 46 40 89 62 36 30.11 29.98 29.87 10 10 10 17 7 26 0.00  
11 73 58 42 51 43 40 93 65 31 30.28 30.21 30.12 10 10 10 9 2 - 0.00  
12 79 62 45 56 49 42 93 72 39 30.37 30.33 30.30 10 10 10 7 2 - 0.00  
13 82 66 50 58 52 48 94 80 38 30.37 30.33 30.26 10 7 0 9 1 17 0.00 Fog
14 82 68 53 59 55 52 100 84 37 30.27 30.22 30.07 10 4 0 13 1 - 0.01 Fog
15 72 62 50 59 49 44 93 65 38 30.10 30.07 30.03 10 10 9 20 7 26 0.01 Rain
16 72 58 44 50 44 38 93 66 30 30.11 30.07 30.02 10 10 9 14 4 22 0.00  
17 77 60 42 56 48 40 93 76 45 30.12 30.07 30.01 10 9 2 8 1 - 0.00  
18 73 63 53 70 62 51 94 88 79 30.04 29.81 29.62 10 6 2 25 7 48 1.22 Rain
19 69 58 48 65 47 39 90 63 35 30.21 29.95 29.70 10 10 10 16 9 28 0.00  
20 68 54 43 53 45 40 93 70 42 30.28 30.21 30.14 10 10 10 9 3 - 0.00  
21 72 61 51 56 49 45 93 73 45 30.16 30.10 30.04 10 10 10 9 2 - 0.00  
22 73 60 48 61 54 45 94 82 55 30.03 29.91 29.80 10 8 1 14 3 28 0.59 Rain , Thunderstorm
23 68 56 44 61 48 37 94 71 33 30.12 29.97 29.83 10 10 2 16 5 21 0.01 Rain
24 66 52 41 45 40 35 93 73 33 30.16 30.12 30.08 10 10 5 10 1 - 0.00  
25 73 54 37 52 42 35 93 65 28 30.17 30.13 30.10 10 10 5 20 5 24 0.00  
26 72 62 57 60 57 52 90 80 68 30.12 30.05 30.01 10 10 10 13 6 17 0.01 Rain
27 73 62 52 58 51 42 93 68 35 30.24 30.14 30.01 10 10 7 12 5 - 0.00  
28 55 52 50 51 48 43 94 87 63 30.23 30.12 29.99 10 5 1 13 8 - 1.34 Rain
29 61 56 53 54 52 50 94 86 72 29.98 29.93 29.89 10 8 2 10 6 - 0.01 Rain
30 64 56 46 56 52 44 94 85 65 29.90 29.82 29.73 10 9 4 6 2 - 0.05 Rain