Weather History for New Haven, CT

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Month of September, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 87 °F 75 °F 63 °F
Mean Temperature 80 °F 66 °F 57 °F
Min Temperature 70 °F 58 °F 44 °F
Degree Days  
Heating Degree Days (base 65) 8 2 0 62
Cooling Degree Days (base 65) 14 3 0 99
Growing Degree Days (base 50) 30 16 7 492
Dew Point  
Dew Point 75 °F 57 °F 37 °F
Precipitation  
Precipitation 1.45 in 0.13 in 0.00 in 3.82 in
Snowdepth - - - -
Wind  
Wind 31 mph 6 mph 0 mph
Gust Wind 46 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.38 in 30.03 in 29.61 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 06, 2012 Rise Set
Actual Time 6:23 AM EDT 7:15 PM EDT
Civil Twilight 5:55 AM EDT 7:43 PM EDT
Nautical Twilight 5:21 AM EDT 8:16 PM EDT
Astronomical Twilight 4:47 AM EDT 8:50 PM EDT
Moon 10:19 PM EDT (9/6) 12:24 PM EDT (9/6)
Length of Visible Light 13h 47m
Length of Day
12h 51m
Waning Gibbous, 67% of the Moon is Illuminated
Sep 6
Waning Gibbous
Sep 8
Last Quarter
Sep 15
New
Sep 22
First Quarter
Sep 29
Full

Weather History Calendar

Precipitation Actual month total 3.82 Average Month Total: 2.32
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Scattered Clouds
Actual:
87 | 66 0.00
Average:
75 | 60 0.12
Partly Cloudy
Actual:
80 | 66 0.00
Average:
75 | 60 0.03
Partly Cloudy
Actual:
75 | 64 0.00
Average:
75 | 60 0.03
Thunderstorm
Actual:
79 | 68 0.69
Average:
75 | 60 0.18
Thunderstorm
Actual:
81 | 70 0.24
Average:
75 | 59 0.07
Partly Cloudy
Actual:
77 | 66 0.00
Average:
74 | 59 0.00
Scattered Clouds
Actual:
84 | 66 0.00
Average:
74 | 59 0.05
Rain
Actual:
82 | 66 0.23
Average:
74 | 59 0.01
Rain
Actual:
79 | 64 0.01
Average:
74 | 59 0.04
Scattered Clouds
Actual:
73 | 57 0.00
Average:
73 | 58 0.02
Scattered Clouds
Actual:
73 | 51 0.00
Average:
73 | 58 0.04
Clear
Actual:
78 | 51 0.00
Average:
73 | 58 0.01
Clear
Actual:
79 | 55 0.00
Average:
73 | 57 0.10
Clear
Actual:
79 | 57 0.00
Average:
72 | 57 0.08
Partly Cloudy
Actual:
75 | 55 0.00
Average:
72 | 57 0.13
Scattered Clouds
Actual:
73 | 50 0.00
Average:
72 | 57 0.12
Scattered Clouds
Actual:
75 | 48 0.00
Average:
72 | 56 0.08
Thunderstorm
Actual:
77 | 69 1.45
Average:
71 | 56 0.11
Partly Cloudy
Actual:
72 | 53 0.00
Average:
71 | 56 0.13
Partly Cloudy
Actual:
68 | 50 0.00
Average:
70 | 55 0.10
Scattered Clouds
Actual:
70 | 53 0.00
Average:
70 | 55 0.05
Rain
Actual:
73 | 51 0.02
Average:
69 | 54 0.27
Scattered Clouds
Actual:
71 | 51 0.00
Average:
69 | 54 0.10
Rain
Actual:
68 | 46 0.00
Average:
68 | 53 0.04
Scattered Clouds
Actual:
73 | 44 0.00
Average:
68 | 53 0.02
Rain
Actual:
73 | 66 0.02
Average:
67 | 52 0.20
Rain
Actual:
77 | 63 0.02
Average:
67 | 51 0.10
Thunderstorm
Actual:
66 | 57 1.09
Average:
67 | 51 0.06
Overcast
Actual:
63 | 55 0.00
Average:
66 | 50 0.03
Rain
Actual:
68 | 54 0.05
Average:
66 | 49 0.00
 

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 80 66 68 65 60 84 64 49 30.10 30.00 29.90 10 10 10 13 5 17 0.00  
2 80 72 66 68 64 60 87 74 60 30.12 30.09 30.04 10 10 10 10 4 - 0.00  
3 75 70 64 65 62 59 94 79 64 30.21 30.16 30.12 10 10 10 14 6 21 0.00  
4 79 73 68 74 70 62 94 86 71 30.13 30.00 29.86 10 9 2 10 6 - 0.69 Rain , Thunderstorm
5 81 76 70 75 73 67 94 86 69 29.85 29.79 29.76 10 9 2 12 8 23 0.24 Rain , Thunderstorm
6 77 72 66 72 68 64 94 86 76 29.91 29.88 29.82 10 10 4 6 3 - 0.00  
7 84 74 66 73 69 64 94 84 69 29.94 29.90 29.86 10 9 2 9 2 - 0.00  
8 82 74 66 74 71 63 94 84 73 29.89 29.78 29.61 10 10 4 21 9 28 0.23 Rain
9 79 71 64 63 57 52 90 67 42 29.87 29.82 29.77 10 10 10 12 3 22 0.01 Rain
10 73 66 57 56 47 41 75 54 36 30.12 29.97 29.87 10 10 10 13 8 24 0.00  
11 73 62 51 51 45 42 86 57 38 30.28 30.22 30.13 10 10 10 12 4 21 0.00  
12 78 64 51 60 53 48 89 65 40 30.37 30.34 30.29 10 10 10 8 2 - 0.00  
13 79 66 55 63 59 54 93 72 50 30.38 30.34 30.29 10 10 10 8 4 - 0.00  
14 79 68 57 64 61 54 93 74 54 30.29 30.20 30.09 10 10 8 10 4 - 0.00  
15 75 68 55 64 52 45 87 60 37 30.09 30.07 30.04 10 10 10 15 7 24 0.00  
16 73 62 50 50 48 45 86 60 38 30.12 30.07 30.03 10 10 10 9 3 - 0.00  
17 75 62 48 56 51 45 89 63 46 30.12 30.08 30.04 10 10 10 8 4 - 0.00  
18 77 73 69 70 66 57 94 81 63 30.05 29.82 29.69 10 8 1 31 16 46 1.45 Rain , Thunderstorm
19 72 62 53 67 52 42 88 64 36 30.19 29.95 29.73 10 10 10 14 8 24 0.00  
20 68 59 50 54 49 44 80 65 50 30.23 30.18 30.14 10 10 10 15 9 22 0.00  
21 70 61 53 54 52 46 94 73 44 30.15 30.09 30.03 10 10 10 12 5 - 0.00  
22 73 62 51 67 58 48 92 81 66 30.01 29.92 29.82 10 10 10 15 4 23 0.02 Rain
23 71 60 51 60 48 40 87 63 33 30.11 30.00 29.84 10 10 10 13 4 23 0.00  
24 68 57 46 47 43 37 86 64 34 30.17 30.12 30.09 10 10 10 7 3 - 0.00 Rain
25 73 58 44 56 49 40 89 62 44 30.19 30.16 30.14 10 10 10 15 4 23 0.00  
26 73 70 66 66 61 57 87 73 64 30.15 30.08 30.03 10 9 4 15 8 20 0.02 Rain
27 77 70 63 63 61 54 90 77 50 30.19 30.13 30.04 10 10 9 9 3 - 0.02 Rain
28 66 60 57 61 57 53 94 85 68 30.19 30.04 29.94 10 8 1 16 11 23 1.09 Rain , Thunderstorm
29 63 60 55 55 54 53 90 84 75 29.94 29.91 29.88 10 10 10 15 7 - 0.00  
30 68 60 54 55 53 48 94 80 56 29.88 29.82 29.75 10 10 10 9 5 - 0.05 Rain