Portsmouth, NH

9:04 AM EDT on May 30, 2017 (GMT -0400)
Pease International Tradeport

Weather History for KPSM - September, 2012

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Tuesday, September 18, 2012

  Actual Average Record
Temperature  
Mean Temperature 60 °F -  
Max Temperature 70 °F 70 °F 86 °F (1992)
Min Temperature 51 °F 51 °F 30 °F (1984)
Degree Days  
Heating Degree Days 5    
Growing Degree Days 10 (Base 50)    
Moisture  
Dew Point 59 °F    
Average Humidity 85    
Maximum Humidity 99    
Minimum Humidity 69    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.89 in    
Wind  
Wind Speed 9 mph (SSE)    
Max Wind Speed 22 mph    
Max Gust Speed 32 mph    
Visibility 9 miles    
Events Rain    
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Date:

Astronomy

Sep. 18, 2012 Rise Set
Actual Time 6:26 AM EDT 6:47 PM EDT
Civil Twilight 5:58 AM EDT 7:15 PM EDT
Nautical Twilight 5:24 AM EDT 7:48 PM EDT
Astronomical Twilight 4:50 AM EDT 8:23 PM EDT
Moon 9:29 AM EDT (9/18) 8:00 PM EDT (9/18)
Length of Visible Light 13h 17m
Length of Day
12h 20m
Waxing Crescent, 9% of the Moon is Illuminated
Sep 18
Waxing Crescent
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter
Oct 15
New

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:55 AM 54.3 °F 52.2 °F 92% 30.04 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
1:55 AM 53.2 °F 51.8 °F 95% 30.04 in 10.0 mi Calm Calm - N/A   Overcast
2:55 AM 53.2 °F 51.8 °F 95% 30.04 in 10.0 mi Calm Calm - N/A   Overcast
3:55 AM 52.7 °F 52.0 °F 97% 30.04 in 10.0 mi Calm Calm - N/A   Overcast
4:55 AM 51.8 °F 50.9 °F 97% 30.03 in 10.0 mi Calm Calm - N/A   Overcast
5:55 AM 52.0 °F 51.8 °F 99% 30.02 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:55 AM 53.1 °F 52.7 °F 99% 30.02 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:55 AM 56.8 °F 55.9 °F 97% 30.02 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:55 AM 64.4 °F 59.2 °F 83% 30.02 in 10.0 mi South 5.8 mph - N/A   Mostly Cloudy
9:55 AM 69.1 °F 58.5 °F 69% 30.02 in 10.0 mi SSE 11.5 mph - N/A   Mostly Cloudy
10:55 AM 68.7 °F 58.1 °F 69% 29.99 in 10.0 mi SSE 17.3 mph - N/A   Overcast
11:55 AM 68.0 °F 58.5 °F 71% 29.97 in 10.0 mi SE 17.3 mph - N/A   Overcast
12:55 PM 67.6 °F 57.9 °F 71% 29.94 in 10.0 mi SSE 18.4 mph 24.2 mph N/A   Overcast
1:55 PM 66.9 °F 59.2 °F 76% 29.91 in 10.0 mi SE 16.1 mph - N/A   Overcast
2:11 PM 68.0 °F 60.8 °F 78% 29.90 in 10.0 mi SSE 21.9 mph 27.6 mph N/A Rain Light Rain Showers
2:55 PM 67.5 °F 61.2 °F 80% 29.88 in 10.0 mi SE 17.3 mph 26.5 mph 0.00 in Rain Light Rain Showers
3:55 PM 66.2 °F 62.2 °F 87% 29.86 in 7.0 mi SE 17.3 mph - 0.00 in Rain Light Rain Showers
4:55 PM 66.9 °F 62.1 °F 84% 29.82 in 7.0 mi SSE 19.6 mph 25.3 mph 0.00 in   Overcast
5:48 PM 68.0 °F 62.6 °F 83% 29.81 in 7.0 mi SSE 20.7 mph 31.1 mph N/A Rain Light Rain Showers
5:55 PM 66.7 °F 62.2 °F 85% 29.81 in 7.0 mi SSE 19.6 mph 27.6 mph 0.00 in Rain Light Rain Showers
6:32 PM 68.0 °F 62.6 °F 83% 29.79 in 7.0 mi SSE 20.7 mph 25.3 mph N/A   Overcast
6:49 PM 68.0 °F 62.6 °F 83% 29.78 in 6.0 mi SSE 18.4 mph 25.3 mph N/A Rain Light Rain Showers
6:55 PM 67.5 °F 63.0 °F 85% 29.78 in 7.0 mi SSE 21.9 mph 27.6 mph 0.00 in Rain Light Rain Showers
7:55 PM 69.1 °F 63.5 °F 82% 29.77 in 10.0 mi SSE 21.9 mph 27.6 mph 0.00 in   Overcast
8:38 PM 68.0 °F 62.6 °F 83% 29.75 in 10.0 mi SSE 19.6 mph 32.2 mph N/A   Overcast
8:55 PM 68.9 °F 63.3 °F 82% 29.75 in 10.0 mi SSE 18.4 mph 29.9 mph 0.00 in   Overcast
9:26 PM 68.0 °F 62.6 °F 83% 29.73 in 8.0 mi SSE 19.6 mph 28.8 mph N/A Rain Light Rain Showers
9:55 PM 68.5 °F 63.3 °F 83% 29.72 in 8.0 mi SSE 18.4 mph 28.8 mph 0.00 in   Overcast
10:55 PM 68.4 °F 64.6 °F 88% 29.71 in 8.0 mi SSE 18.4 mph - 0.00 in Rain Light Rain Showers
11:55 PM 69.6 °F 64.2 °F 83% 29.68 in 8.0 mi SSE 21.9 mph 27.6 mph 0.00 in Rain Light Rain Showers