Weather History for Somerville, NJ

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Month of September, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 93 °F 76 °F 64 °F
Mean Temperature 78 °F 63 °F 54 °F
Min Temperature 71 °F 51 °F 37 °F
Degree Days  
Heating Degree Days (base 65) 12 4 0 130
Cooling Degree Days (base 65) 14 2 0 71
Growing Degree Days (base 50) 28 13 4 392
Dew Point  
Dew Point 77 °F 54 °F 35 °F
Precipitation  
Precipitation 1.12 in 0.09 in 0.00 in 2.81 in
Snowdepth - - - -
Wind  
Wind 17 mph 2 mph 0 mph
Gust Wind 26 mph 19 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.43 in 30.02 in 29.64 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 17, 2013 Rise Set
Actual Time 6:41 AM EDT 7:03 PM EDT
Civil Twilight 6:14 AM EDT 7:31 PM EDT
Nautical Twilight 5:41 AM EDT 8:03 PM EDT
Astronomical Twilight 5:08 AM EDT 8:36 PM EDT
Moon 5:49 PM EDT (9/17) 4:32 AM EDT (9/17)
Length of Visible Light 13h 17m
Length of Day
12h 22m
Waxing Gibbous, 96% of the Moon is Illuminated
Sep 17
Waxing Gibbous
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter

Weather History Calendar

Precipitation Actual month total 2.81 Average Month Total: 4.16
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Rain
Actual:
87 | 71 0.14
Average:
80 | 57 0.03
Rain
Actual:
79 | 69 0.65
Average:
80 | 57 0.20
Partly Cloudy
Actual:
82 | 61 0.00
Average:
79 | 57 0.12
Clear
Actual:
81 | 53 0.00
Average:
80 | 57 0.20
Scattered Clouds
Actual:
78 | 53 0.01
Average:
78 | 56 0.11
Clear
Actual:
72 | 46 0.01
Average:
78 | 56 0.12
Rain
Actual:
79 | 45 0.00
Average:
79 | 55 0.07
Partly Cloudy
Actual:
82 | 57 0.00
Average:
78 | 56 0.01
Partly Cloudy
Actual:
75 | 46 0.01
Average:
77 | 54 0.06
Rain
Actual:
86 | 66 0.00
Average:
78 | 54 0.06
Rain
Actual:
93 | 66 0.00
Average:
79 | 52 0.16
Rain
Actual:
86 | 66 0.39
Average:
78 | 52 0.17
Rain
Actual:
77 | 57 0.04
Average:
78 | 52 0.19
Scattered Clouds
Actual:
64 | 46 0.00
Average:
77 | 52 0.09
Clear
Actual:
72 | 41 0.01
Average:
77 | 53 0.20
Rain
Actual:
73 | 53 0.07
Average:
74 | 50 0.12
Scattered Clouds
Actual:
68 | 41 0.01
Average:
75 | 51 0.09
Clear
Actual:
71 | 39 0.01
Average:
75 | 52 0.18
Clear
Actual:
75 | 39 0.00
Average:
75 | 52 0.12
Clear
Actual:
79 | 44 0.01
Average:
73 | 50 0.15
Rain
Actual:
79 | 46 1.12
Average:
74 | 52 0.18
Rain
Actual:
68 | 55 0.28
Average:
72 | 50 0.22
Scattered Clouds
Actual:
66 | 44 0.00
Average:
72 | 49 0.16
Clear
Actual:
73 | 37 0.00
Average:
70 | 48 0.13
Clear
Actual:
73 | 41 0.01
Average:
69 | 46 0.27
Partly Cloudy
Actual:
73 | 45 0.01
Average:
69 | 47 0.17
Partly Cloudy
Actual:
71 | 50 0.01
Average:
71 | 48 0.22
Partly Cloudy
Actual:
75 | 51 0.00
Average:
70 | 47 0.18
Scattered Clouds
Actual:
73 | 46 0.01
Average:
69 | 46 0.12
Clear
Actual:
75 | 44 0.01
Average:
69 | 46 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
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 87 78 71 74 71 69 100 88 65 29.84 29.81 29.77 10 7 1 7 1 - 0.14 Rain
2 79 74 69 73 70 68 100 94 78 29.80 29.76 29.71 10 4 0 12 1 25 0.65 Fog , Rain
3 82 71 61 72 66 56 100 84 42 29.90 29.76 29.71 10 6 1 13 2 20 0.00  
4 81 66 53 60 57 54 100 82 47 30.01 29.95 29.89 10 7 1 6 1 - 0.00  
5 78 66 53 61 54 43 100 81 31 30.15 29.99 29.94 10 6 1 13 1 18 0.01  
6 72 58 46 51 45 38 97 68 31 30.26 30.19 30.14 10 10 10 7 2 - 0.01  
7 79 62 45 60 50 43 96 75 37 30.14 30.04 29.91 10 10 4 6 1 - 0.00 Rain
8 82 70 57 63 56 46 100 72 42 30.08 29.89 29.83 10 9 1 14 2 21 0.00  
9 75 60 46 60 52 45 93 71 51 30.23 30.17 30.10 10 10 10 6 2 - 0.01  
10 86 76 66 73 68 60 100 86 63 30.15 30.11 30.04 10 7 0 7 3 - 0.00 Fog , Rain
11 93 78 66 77 70 66 100 90 55 30.11 30.07 29.97 8 2 0 7 0 16 0.00 Fog , Rain
12 86 76 66 75 71 66 100 91 69 29.98 29.87 29.68 10 4 0 17 1 26 0.39 Fog , Rain
13 77 67 57 67 58 47 100 74 48 29.87 29.72 29.64 10 9 2 15 3 22 0.04 Rain
14 64 55 46 47 45 43 93 67 50 30.14 30.01 29.88 10 10 10 14 6 24 0.00  
15 72 56 41 55 47 40 97 76 42 30.22 30.15 30.08 10 10 7 8 1 - 0.01  
16 73 62 53 58 52 48 97 76 48 30.25 30.10 30.04 10 9 4 8 2 - 0.07 Rain
17 68 54 41 47 41 35 93 64 35 30.43 30.36 30.27 10 10 10 13 4 16 0.01  
18 71 54 39 50 43 37 100 76 38 30.36 30.28 30.19 10 9 2 5 1 - 0.01  
19 75 57 39 55 47 39 100 81 37 30.19 30.14 30.07 10 8 1 5 0 - 0.00  
20 79 61 44 60 52 43 100 81 46 30.09 30.05 29.97 10 8 1 7 1 - 0.01  
21 79 62 46 67 55 46 100 89 44 30.01 29.87 29.66 10 4 0 10 1 22 1.12 Fog , Rain
22 68 62 55 63 51 39 96 69 42 29.93 29.77 29.66 10 9 2 13 4 21 0.28 Rain
23 66 55 44 45 42 39 93 62 42 30.05 30.00 29.94 10 10 10 14 6 24 0.00  
24 73 55 37 51 43 36 97 73 32 30.07 29.98 29.88 10 10 6 10 2 16 0.00  
25 73 56 41 53 46 39 96 75 38 29.96 29.93 29.88 10 10 4 5 0 - 0.01  
26 73 59 45 57 52 44 97 81 51 30.09 30.01 29.94 10 10 5 9 2 - 0.01  
27 71 60 50 55 51 48 100 79 47 30.26 30.18 30.10 10 10 2 5 2 - 0.01  
28 75 64 51 53 51 46 96 74 37 30.32 30.27 30.23 10 10 5 13 2 17 0.00  
29 73 60 46 56 51 45 100 83 49 30.23 30.14 30.07 10 9 2 4 1 - 0.01  
30 75 58 44 54 48 43 100 85 42 30.08 30.04 29.97 10 7 1 5 1 - 0.01