Weather History for KHPN - September, 2011

Change the Weather History Date:

Month of September, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 84 °F 75 °F 63 °F
Mean Temperature 76 °F 67 °F 54 °F
Min Temperature 69 °F 60 °F 46 °F
Degree Days  
Heating Degree Days (base 65) 10 2 0 50
Cooling Degree Days (base 65) 11 4 0 115
Growing Degree Days (base 50) 26 17 4 519
Dew Point  
Dew Point 71 °F 60 °F 35 °F
Precipitation  
Precipitation 3.42 in 0.28 in 0.00 in 8.53 in
Snowdepth - - - -
Wind  
Wind 23 mph 5 mph 0 mph
Gust Wind 34 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.46 in 30.02 in 29.60 in

Monthly Weather History Graph

Monthly Weather History Graph

Search for Another Location

Airport or City:

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. 16, 2011 Rise Set
Actual Time 6:36 AM EDT 7:02 PM EDT
Civil Twilight 6:08 AM EDT 7:30 PM EDT
Nautical Twilight 5:35 AM EDT 8:02 PM EDT
Astronomical Twilight 5:02 AM EDT 8:36 PM EDT
Moon 8:48 PM EDT (9/16) 10:41 AM EDT (9/16)
Length of Visible Light 13h 21m
Length of Day
12h 26m
Waning Gibbous, 84% of the Moon is Illuminated
Sep 16
Waning Gibbous
Sep 20
Last Quarter
Sep 27
New
Oct 3
First Quarter
Oct 11
Full

Daily Weather History & Observations

2011 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 80 70 61 61 59 57 90 71 48 30.19 30.15 30.10 10 10 10 9 2 - 0.00  
2 75 68 60 61 57 53 93 74 46 30.15 30.09 30.04 10 10 10 8 2 - 0.00  
3 82 72 61 68 63 56 93 75 60 30.04 29.95 29.90 10 10 8 9 3 - 0.00  
4 84 76 68 71 68 65 94 80 65 29.93 29.88 29.83 10 9 6 9 3 17 0.00  
5 80 72 66 70 67 64 94 81 71 29.83 29.80 29.77 10 10 9 10 6 18 0.00  
6 72 66 59 69 59 55 94 90 82 30.13 29.99 29.78 7 3 1 23 11 29 3.42 Rain
7 66 62 59 64 61 57 97 93 90 30.12 30.09 30.04 10 4 1 13 10 20 0.41 Rain , Thunderstorm
8 77 70 62 68 64 61 100 87 71 30.06 29.99 29.91 10 7 2 10 7 - 1.10 Rain , Thunderstorm
9 81 72 64 70 65 62 93 79 60 29.90 29.84 29.78 10 10 10 15 6 20 0.00  
10 79 71 64 66 61 58 93 73 54 30.03 29.91 29.84 10 10 10 13 4 - 0.00  
11 72 66 61 63 58 55 94 78 59 30.12 30.07 30.02 10 10 4 13 6 - 0.00 Rain
12 80 71 63 66 63 59 97 79 50 30.03 29.99 29.94 10 7 1 8 1 - 0.00 Thunderstorm
13 82 72 62 65 62 59 96 73 49 29.96 29.92 29.87 10 8 3 8 2 - 0.01  
14 82 74 66 68 65 63 93 74 56 29.93 29.90 29.88 10 9 4 8 3 - 0.00  
15 73 62 50 67 58 42 93 82 66 30.08 29.92 29.85 10 7 2 20 5 29 0.05 Rain
16 64 56 48 48 41 37 75 60 39 30.35 30.25 30.09 10 10 10 13 9 20 0.00  
17 63 54 48 45 41 37 67 59 41 30.46 30.41 30.36 10 10 10 9 6 - 0.00  
18 66 58 51 51 46 42 77 63 49 30.43 30.39 30.34 10 10 10 12 5 18 0.00  
19 66 55 46 51 46 35 90 70 33 30.34 30.25 30.15 10 10 10 9 5 - 0.00  
20 66 60 54 61 58 51 94 88 81 30.17 30.12 30.09 10 7 2 8 1 - 0.09 Rain
21 73 66 59 66 62 57 97 87 71 30.24 30.20 30.16 10 5 1 9 3 - 0.04 Rain
22 79 72 66 69 67 66 100 90 69 30.17 30.11 30.06 10 4 0 8 4 - 0.10 Fog , Rain
23 71 70 69 70 68 68 100 96 93 30.12 30.06 29.95 5 1 0 8 3 - 2.03 Fog , Rain
24 73 71 69 69 68 67 97 89 79 30.07 30.01 29.92 10 8 2 7 4 - 0.01  
25 80 74 68 68 66 64 96 82 62 30.11 30.06 30.01 10 9 4 7 2 - 0.00  
26 81 73 66 68 66 64 97 83 61 30.02 29.97 29.93 10 9 5 7 2 - 0.00  
27 77 70 66 69 67 64 100 90 74 30.00 29.97 29.94 10 4 0 10 3 - 0.01 Fog
28 69 67 66 67 65 63 100 93 84 29.99 29.95 29.86 10 3 0 10 7 18 0.51 Rain
29 73 66 60 69 64 54 97 89 77 29.84 29.70 29.60 10 6 0 14 7 34 0.63 Fog , Rain , Thunderstorm
30 73 63 53 64 57 52 96 77 57 29.73 29.68 29.62 10 9 4 12 5 20 0.12 Rain , Thunderstorm