Weather History for Somerville, NJ

Change the Weather History Date:

Month of September, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 91 °F 77 °F 66 °F
Mean Temperature 77 °F 65 °F 55 °F
Min Temperature 69 °F 54 °F 37 °F
Degree Days  
Heating Degree Days (base 65) 10 3 0 80
Cooling Degree Days (base 65) 12 3 0 86
Growing Degree Days (base 50) 27 15 5 460
Dew Point  
Dew Point 75 °F 57 °F 36 °F
Precipitation  
Precipitation 1.23 in 0.09 in 0.00 in 2.61 in
Snowdepth - - - -
Wind  
Wind 21 mph 2 mph 0 mph
Gust Wind 36 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.37 in 30.02 in 29.60 in

Monthly Weather History Graph

Monthly Weather History Graph

Search for Another Location

Airport:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Sep. 03, 2012 Rise Set
Actual Time 6:28 AM EDT 7:26 PM EDT
Civil Twilight 6:00 AM EDT 7:54 PM EDT
Nautical Twilight 5:26 AM EDT 8:27 PM EDT
Astronomical Twilight 4:52 AM EDT 9:02 PM EDT
Moon 8:43 PM EDT (9/3) 9:35 AM EDT (9/3)
Length of Visible Light 13h 54m
Length of Day
12h 58m
Waning Gibbous, 90% of the Moon is Illuminated
Sep 3
Waning Gibbous
Sep 8
Last Quarter
Sep 15
New
Sep 22
First Quarter
Sep 29
Full

Weather History Calendar

Precipitation Actual month total 2.61 Average Month Total: 4.16
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Clear
Actual:
91 | 63 0.00
Average:
80 | 57 0.03
Rain
Actual:
81 | 66 0.13
Average:
80 | 57 0.20
Rain
Actual:
79 | 68 0.11
Average:
79 | 57 0.12
Rain
Actual:
80 | 69 0.18
Average:
80 | 57 0.20
Rain
Actual:
82 | 64 0.02
Average:
78 | 56 0.11
Clear
Actual:
81 | 60 0.00
Average:
78 | 56 0.12
Scattered Clouds
Actual:
88 | 64 0.01
Average:
79 | 55 0.07
Rain
Actual:
87 | 64 0.12
Average:
78 | 56 0.01
Scattered Clouds
Actual:
75 | 57 0.00
Average:
77 | 54 0.06
Scattered Clouds
Actual:
73 | 50 0.00
Average:
78 | 54 0.06
Clear
Actual:
75 | 44 0.01
Average:
79 | 52 0.16
Clear
Actual:
81 | 46 0.01
Average:
78 | 52 0.17
Clear
Actual:
81 | 48 0.00
Average:
78 | 52 0.19
Clear
Actual:
81 | 50 0.01
Average:
77 | 52 0.09
Scattered Clouds
Actual:
73 | 51 0.01
Average:
77 | 53 0.20
Scattered Clouds
Actual:
75 | 46 0.00
Average:
74 | 50 0.12
Scattered Clouds
Actual:
78 | 44 0.01
Average:
75 | 51 0.09
Rain
Actual:
78 | 64 1.23
Average:
75 | 52 0.18
Rain
Actual:
70 | 48 0.05
Average:
75 | 52 0.12
Partly Cloudy
Actual:
73 | 44 0.01
Average:
73 | 50 0.15
Partly Cloudy
Actual:
75 | 55 0.00
Average:
74 | 52 0.18
Rain
Actual:
82 | 51 0.23
Average:
72 | 50 0.22
Fog
Actual:
70 | 48 0.00
Average:
72 | 49 0.16
Partly Cloudy
Actual:
68 | 44 0.01
Average:
70 | 48 0.13
Clear
Actual:
73 | 37 0.00
Average:
69 | 46 0.27
Rain
Actual:
78 | 57 0.03
Average:
69 | 47 0.17
Rain
Actual:
75 | 60 0.15
Average:
71 | 48 0.22
Rain
Actual:
77 | 60 0.23
Average:
70 | 47 0.18
Mostly Cloudy
Actual:
66 | 54 0.00
Average:
69 | 46 0.12
Rain
Actual:
69 | 46 0.05
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

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 91 77 63 68 62 55 97 69 30 30.04 29.98 29.93 10 8 3 8 2 - 0.00  
2 81 73 66 73 69 64 100 89 61 30.07 30.04 30.00 10 5 1 5 0 - 0.13 Rain
3 79 72 68 70 69 66 100 92 71 30.12 30.08 30.06 10 6 0 8 1 17 0.11 Fog , Rain
4 80 74 69 74 72 68 100 92 79 30.08 29.96 29.86 10 7 2 13 1 24 0.18 Rain
5 82 74 64 75 70 64 97 84 56 29.83 29.79 29.77 10 8 4 13 2 18 0.02 Rain
6 81 69 60 67 63 61 100 89 66 29.90 29.85 29.83 10 8 2 5 0 - 0.00  
7 88 76 64 72 67 63 100 86 51 29.91 29.88 29.85 10 6 1 5 0 - 0.01  
8 87 76 64 73 68 63 100 90 59 29.85 29.75 29.60 10 8 0 14 2 24 0.12 Fog , Rain
9 75 66 57 63 58 51 100 80 43 29.87 29.82 29.78 10 7 1 7 1 - 0.00  
10 73 62 50 52 47 42 89 57 36 30.15 30.03 29.91 10 10 10 13 7 23 0.00  
11 75 60 44 54 48 42 97 85 33 30.28 30.22 30.16 10 10 9 6 1 - 0.01  
12 81 62 46 57 51 45 100 76 38 30.36 30.31 30.28 10 9 2 8 1 26 0.01  
13 81 64 48 60 55 47 96 76 42 30.37 30.32 30.26 10 9 3 6 1 - 0.00  
14 81 65 50 61 54 48 97 81 40 30.28 30.20 30.08 10 6 1 6 0 - 0.01  
15 73 62 51 58 50 44 100 69 38 30.14 30.10 30.07 10 9 2 15 4 24 0.01  
16 75 60 46 52 48 45 93 70 35 30.13 30.09 30.03 10 10 3 7 1 - 0.00  
17 78 60 44 57 48 42 96 70 36 30.12 30.06 30.01 10 9 2 9 1 - 0.01  
18 78 71 64 72 67 58 100 91 71 29.99 29.76 29.61 10 7 1 21 5 36 1.23 Rain
19 70 59 48 67 50 39 96 68 32 30.17 29.97 29.74 10 9 2 13 4 22 0.05 Rain
20 73 58 44 58 51 43 93 77 44 30.20 30.14 30.09 10 10 10 9 1 - 0.01  
21 75 64 55 58 56 53 100 81 53 30.10 30.06 30.00 10 9 2 7 1 - 0.00  
22 82 66 51 67 59 50 100 86 52 30.00 29.88 29.75 10 7 2 9 2 25 0.23 Rain
23 70 60 48 63 49 38 100 73 32 30.12 29.99 29.86 10 8 0 14 2 18 0.00 Fog
24 68 56 44 49 42 37 93 70 34 30.18 30.13 30.10 10 10 8 9 1 - 0.01  
25 73 55 37 54 45 36 93 72 38 30.20 30.15 30.11 10 10 7 12 2 18 0.00  
26 78 68 57 64 60 55 100 85 56 30.12 30.06 30.00 10 7 1 7 1 - 0.03 Rain
27 75 68 60 64 62 58 100 89 55 30.15 30.11 30.05 10 6 2 7 1 - 0.15 Rain
28 77 68 60 68 62 57 100 88 66 30.12 30.02 29.93 10 6 2 8 2 - 0.23 Rain
29 66 59 54 57 54 51 100 81 63 29.94 29.91 29.87 10 10 2 8 2 - 0.00  
30 69 56 46 53 48 44 100 82 47 29.87 29.83 29.77 10 7 1 7 1 17 0.05 Rain