Weather History for Hartford, CT

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Month of September, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 88 °F 75 °F 59 °F
Mean Temperature 78 °F 65 °F 56 °F
Min Temperature 70 °F 56 °F 42 °F
Degree Days  
Heating Degree Days (base 65) 9 3 0 78
Cooling Degree Days (base 65) 13 3 0 91
Growing Degree Days (base 50) 28 15 6 464
Dew Point  
Dew Point 73 °F 55 °F 37 °F
Precipitation  
Precipitation 1.30 in 0.13 in 0.00 in 3.93 in
Snowdepth - - - -
Wind  
Wind 24 mph 4 mph 0 mph
Gust Wind 38 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.37 in 30.02 in 29.58 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 17, 2012 Rise Set
Actual Time 6:33 AM EDT 6:55 PM EDT
Civil Twilight 6:05 AM EDT 7:23 PM EDT
Nautical Twilight 5:32 AM EDT 7:56 PM EDT
Astronomical Twilight 4:59 AM EDT 8:29 PM EDT
Moon 8:21 AM EDT (9/17) 7:33 PM EDT (9/17)
Length of Visible Light 13h 18m
Length of Day
12h 22m
Waxing Crescent, 3% of the Moon is Illuminated
Sep 17
Waxing Crescent
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter
Oct 15
New

Weather History Calendar

Precipitation Actual month total 3.93 Average Month Total: 3.51
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Scattered Clouds
Actual:
88 | 68 0.00
Average:
79 | 56 0.04
Partly Cloudy
Actual:
81 | 64 0.00
Average:
79 | 55 0.04
Partly Cloudy
Actual:
79 | 60 0.00
Average:
78 | 57 0.04
Rain
Actual:
79 | 66 0.03
Average:
77 | 57 0.24
Thunderstorm
Actual:
84 | 70 0.55
Average:
77 | 56 0.04
Partly Cloudy
Actual:
81 | 68 0.00
Average:
77 | 56 0.07
Fog
Actual:
86 | 68 0.00
Average:
78 | 55 0.10
Rain
Actual:
82 | 64 0.57
Average:
77 | 54 0.08
Rain
Actual:
77 | 62 0.02
Average:
75 | 55 0.09
Scattered Clouds
Actual:
71 | 55 0.00
Average:
76 | 53 0.03
Clear
Actual:
73 | 46 0.00
Average:
76 | 53 0.08
Fog
Actual:
80 | 50 0.00
Average:
76 | 53 0.10
Fog
Actual:
82 | 55 0.00
Average:
76 | 52 0.04
Clear
Actual:
81 | 60 0.00
Average:
75 | 54 0.16
Rain
Actual:
73 | 59 0.02
Average:
74 | 52 0.22
Scattered Clouds
Actual:
73 | 51 0.00
Average:
74 | 51 0.06
Fog
Actual:
77 | 48 0.00
Average:
74 | 50 0.10
Rain
Actual:
75 | 57 1.30
Average:
74 | 52 0.12
Rain
Actual:
70 | 52 0.01
Average:
73 | 53 0.21
Scattered Clouds
Actual:
69 | 48 0.00
Average:
73 | 50 0.14
Clear
Actual:
73 | 51 0.00
Average:
72 | 51 0.22
Rain
Actual:
73 | 48 0.23
Average:
73 | 50 0.23
Rain
Actual:
69 | 50 0.10
Average:
71 | 50 0.13
Fog
Actual:
66 | 46 0.00
Average:
69 | 48 0.06
Clear
Actual:
72 | 42 0.00
Average:
67 | 47 0.17
Rain
Actual:
72 | 61 0.00
Average:
68 | 46 0.13
Partly Cloudy
Actual:
73 | 60 0.00
Average:
70 | 46 0.30
Rain
Actual:
59 | 55 1.10
Average:
70 | 47 0.13
Overcast
Actual:
60 | 53 0.00
Average:
69 | 46 0.12
Rain
Actual:
66 | 53 0.00
Average:
69 | 44 0.02
 

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 88 78 68 66 63 57 84 62 41 30.09 29.98 29.88 10 10 10 14 4 17 0.00  
2 81 72 64 65 62 59 87 72 54 30.13 30.08 30.02 10 10 10 7 2 - 0.00  
3 79 70 60 59 57 55 90 68 45 30.22 30.16 30.13 10 10 10 10 4 - 0.00  
4 79 72 66 72 66 60 94 85 74 30.14 30.02 29.84 10 10 6 10 2 - 0.03 Rain
5 84 78 70 73 70 62 94 82 47 29.84 29.77 29.74 10 8 2 14 8 20 0.55 Rain , Thunderstorm
6 81 74 68 68 66 64 94 82 60 29.91 29.87 29.83 10 9 3 9 2 - 0.00  
7 86 77 68 70 68 66 96 84 55 29.94 29.89 29.84 10 5 0 12 1 - 0.00 Fog
8 82 73 64 72 68 60 91 80 62 29.87 29.72 29.58 10 9 1 20 9 30 0.57 Rain
9 77 70 62 61 54 50 87 62 40 29.87 29.82 29.76 10 10 10 9 4 - 0.02 Rain
10 71 64 55 52 46 40 78 54 37 30.11 29.97 29.87 10 10 10 15 8 25 0.00  
11 73 60 46 52 44 37 93 62 28 30.28 30.21 30.12 10 10 10 10 1 - 0.00  
12 80 64 50 58 51 48 96 76 36 30.37 30.33 30.28 10 7 0 8 1 - 0.00 Fog
13 82 68 55 61 57 53 100 78 37 30.37 30.33 30.27 10 7 0 9 2 - 0.00 Fog
14 81 70 60 62 59 55 93 72 42 30.28 30.18 30.08 10 10 10 12 4 18 0.00  
15 73 66 59 63 51 43 94 64 38 30.10 30.07 30.04 10 10 8 14 5 23 0.02 Rain
16 73 62 51 52 47 42 93 64 34 30.11 30.07 30.01 10 10 10 13 3 21 0.00  
17 77 62 48 55 51 46 96 76 43 30.12 30.07 30.02 10 7 0 8 1 - 0.00 Fog
18 75 66 57 70 65 54 94 84 76 30.04 29.80 29.66 10 8 0 24 9 38 1.30 Fog , Rain
19 70 62 52 66 51 40 90 65 36 30.20 29.93 29.70 10 10 7 16 7 23 0.01 Rain
20 69 58 48 52 47 43 87 67 45 30.26 30.19 30.13 10 10 10 7 3 - 0.00  
21 73 62 51 56 50 46 89 71 45 30.16 30.10 30.03 10 10 10 5 1 - 0.00  
22 73 60 48 64 53 46 100 82 55 30.02 29.93 29.81 10 8 0 17 3 34 0.23 Fog , Rain
23 69 60 50 63 48 37 94 65 33 30.11 29.98 29.82 10 10 7 13 4 21 0.10 Rain
24 66 56 46 47 44 37 93 77 34 30.16 30.12 30.08 10 8 0 10 1 20 0.00 Fog
25 72 57 42 54 45 41 93 71 35 30.19 30.15 30.11 10 8 1 14 4 26 0.00  
26 72 66 61 63 59 55 87 75 63 30.14 30.06 30.01 10 10 10 14 6 21 0.00 Rain
27 73 66 60 61 53 47 88 64 39 30.22 30.13 30.02 10 10 10 12 4 - 0.00  
28 59 57 55 54 53 49 94 91 69 30.22 30.08 29.97 10 6 2 13 7 18 1.10 Rain
29 60 56 53 55 52 52 94 85 72 29.95 29.91 29.88 10 9 2 9 6 - 0.00  
30 66 58 53 54 51 45 100 78 52 29.90 29.82 29.73 10 10 10 12 3 - 0.00 Rain