Portsmouth, NH

8:59 AM EDT on May 26, 2018 (GMT -0400)
Pease International Tradeport

Weather History for KPSM - September, 2012

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Thursday, September 13, 2012

  Actual Average Record
Temperature  
Mean Temperature 67 °F -  
Max Temperature 82 °F 71 °F 86 °F (1974)
Min Temperature 52 °F 53 °F 33 °F (1985)
Cooling Degree Days 2    
Growing Degree Days 17 (Base 50)    
Moisture  
Dew Point 57 °F    
Average Humidity 76    
Maximum Humidity 99    
Minimum Humidity 39    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.29 in    
Wind  
Wind Speed 4 mph (SSW)    
Max Wind Speed 10 mph    
Max Gust Speed -    
Visibility 10 miles    
Events      
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Sep. 13, 2012 Rise Set
Actual Time 6:21 AM EDT 6:56 PM EDT
Civil Twilight 5:52 AM EDT 7:24 PM EDT
Nautical Twilight 5:18 AM EDT 7:58 PM EDT
Astronomical Twilight 4:43 AM EDT 8:33 PM EDT
Moon 3:34 AM EDT (9/13) 5:19 PM EDT (9/13)
Length of Visible Light 13h 32m
Length of Day
12h 34m
Waning Crescent, 7% of the Moon is Illuminated
Sep 13
Waning Crescent
Sep 15
New
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:55 AM 55.4 °F - 53.2 °F 92% 30.32 in 10.0 mi Calm Calm - N/A   Clear
1:55 AM 55.2 °F - 53.2 °F 93% 30.32 in 10.0 mi Calm Calm - N/A   Clear
2:55 AM 55.0 °F - 54.5 °F 98% 30.32 in 10.0 mi SW 3.5 mph - N/A   Clear
3:55 AM 54.1 °F - 53.1 °F 96% 30.32 in 10.0 mi SSW 3.5 mph - N/A   Clear
4:55 AM 55.0 °F - 54.0 °F 96% 30.32 in 10.0 mi SSW 4.6 mph - N/A   Clear
5:55 AM 52.7 °F - 52.0 °F 97% 30.32 in 10.0 mi SSW 3.5 mph - N/A   Clear
6:55 AM 53.8 °F - 53.6 °F 99% 30.34 in 10.0 mi SSW 3.5 mph - N/A   Clear
7:55 AM 58.5 °F - 56.5 °F 93% 30.34 in 10.0 mi SW 3.5 mph - N/A   Clear
8:55 AM 63.9 °F - 57.0 °F 78% 30.34 in 10.0 mi WSW 4.6 mph - N/A   Clear
9:55 AM 70.2 °F - 57.7 °F 65% 30.34 in 10.0 mi SW 5.8 mph - N/A   Clear
10:55 AM 74.1 °F - 59.0 °F 59% 30.33 in 10.0 mi West 4.6 mph - N/A   Clear
11:55 AM 77.7 °F - 59.7 °F 54% 30.32 in 10.0 mi WSW 5.8 mph - N/A   Clear
12:55 PM 81.1 °F 81.5 °F 59.0 °F 47% 30.30 in 10.0 mi Variable 4.6 mph - N/A   Clear
1:55 PM 82.2 °F 81.5 °F 54.9 °F 39% 30.28 in 10.0 mi SW 6.9 mph - N/A   Partly Cloudy
2:55 PM 80.6 °F 81.4 °F 60.6 °F 50% 30.26 in 10.0 mi SSE 9.2 mph - N/A   Partly Cloudy
3:55 PM 80.2 °F 81.1 °F 60.4 °F 51% 30.26 in 10.0 mi SE 8.1 mph - N/A   Clear
4:55 PM 77.4 °F - 61.0 °F 57% 30.25 in 10.0 mi SSE 10.4 mph - N/A   Clear
5:55 PM 74.1 °F - 60.6 °F 63% 30.24 in 10.0 mi SE 9.2 mph - N/A   Partly Cloudy
6:55 PM 69.4 °F - 60.1 °F 72% 30.24 in 10.0 mi SSE 6.9 mph - N/A   Partly Cloudy
7:55 PM 66.4 °F - 59.9 °F 80% 30.24 in 10.0 mi SE 6.9 mph - N/A   Partly Cloudy
8:55 PM 64.4 °F - 59.2 °F 83% 30.24 in 10.0 mi South 3.5 mph - N/A   Clear
9:55 PM 64.4 °F - 59.9 °F 85% 30.24 in 10.0 mi SSW 3.5 mph - N/A   Clear
10:55 PM 61.3 °F - 59.0 °F 92% 30.24 in 10.0 mi Calm Calm - N/A   Clear
11:55 PM 61.0 °F - 59.2 °F 94% 30.24 in 10.0 mi Calm Calm - N/A   Clear