Weather History for Portsmouth, NH

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Wednesday, February 13, 2013

  Actual Average Record
Temperature  
Mean Temperature 34 °F -  
Max Temperature 41 °F 33 °F 52 °F (1974)
Min Temperature 27 °F 17 °F -9 °F (1979)
Degree Days  
Heating Degree Days 31    
Moisture  
Dew Point 21 °F    
Average Humidity 61    
Maximum Humidity 78    
Minimum Humidity 42    
Precipitation  
Precipitation 0.00 in - - ()
Snow  
Snow 0.00 in - - ()
Snow Depth 16.00 in    
Sea Level Pressure  
Sea Level Pressure 29.78 in    
Wind  
Wind Speed 6 mph (West)    
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

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Date:

Astronomy

Feb. 13, 2013 Rise Set
Actual Time 6:43 AM EST 5:12 PM EST
Civil Twilight 6:14 AM EST 5:41 PM EST
Nautical Twilight 5:40 AM EST 6:14 PM EST
Astronomical Twilight 5:07 AM EST 6:47 PM EST
Moon 8:03 AM EST (2/13) 9:19 PM EST (2/13)
Length of Visible Light 11h 27m
Length of Day
10h 28m
Waxing Crescent, 13% of the Moon is Illuminated
Feb 13
Waxing Crescent
Feb 17
First Quarter
Feb 25
Full
Mar 4
Last Quarter
Mar 11
New

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:55 AM 34.3 °F 26.5 °F 24.4 °F 67% 29.79 in 10.0 mi West 10.4 mph - N/A   Partly Cloudy
1:55 AM 32.2 °F 25.8 °F 23.7 °F 71% 29.78 in 10.0 mi WNW 6.9 mph - N/A   Clear
2:55 AM 32.0 °F 25.6 °F 23.2 °F 70% 29.78 in 10.0 mi West 6.9 mph - N/A   Clear
3:55 AM 31.3 °F 25.6 °F 22.1 °F 69% 29.80 in 10.0 mi West 5.8 mph - N/A   Clear
4:55 AM 30.6 °F 25.8 °F 22.1 °F 71% 29.83 in 10.0 mi WSW 4.6 mph - N/A   Clear
5:55 AM 29.1 °F 25.4 °F 21.6 °F 73% 29.83 in 10.0 mi SW 3.5 mph - N/A   Clear
6:55 AM 27.5 °F 23.6 °F 21.4 °F 78% 29.83 in 10.0 mi SW 3.5 mph - N/A   Clear
7:55 AM 29.7 °F 23.7 °F 21.0 °F 70% 29.85 in 10.0 mi WSW 5.8 mph - N/A   Partly Cloudy
8:55 AM 33.8 °F 29.6 °F 21.2 °F 60% 29.84 in 10.0 mi WSW 4.6 mph - N/A   Partly Cloudy
9:55 AM 36.3 °F 28.9 °F 20.3 °F 52% 29.83 in 10.0 mi WSW 10.4 mph - N/A   Partly Cloudy
10:55 AM 36.9 °F 30.7 °F 21.6 °F 54% 29.82 in 10.0 mi NW 8.1 mph - N/A   Partly Cloudy
11:55 AM 39.6 °F 33.5 °F 20.3 °F 46% 29.79 in 10.0 mi WNW 9.2 mph - N/A   Partly Cloudy
12:55 PM 40.1 °F 34.7 °F 19.8 °F 44% 29.79 in 10.0 mi WNW 8.1 mph - N/A   Scattered Clouds
1:55 PM 41.0 °F 35.8 °F 20.1 °F 43% 29.78 in 10.0 mi SW 8.1 mph - N/A   Mostly Cloudy
2:55 PM 40.5 °F 35.8 °F 19.4 °F 43% 29.77 in 10.0 mi West 6.9 mph - N/A   Scattered Clouds
3:55 PM 40.5 °F 38.4 °F 18.9 °F 42% 29.75 in 10.0 mi WNW 3.5 mph - N/A   Scattered Clouds
4:55 PM 37.4 °F 33.8 °F 20.3 °F 50% 29.76 in 10.0 mi SW 4.6 mph - N/A   Scattered Clouds
5:55 PM 36.0 °F - 19.0 °F 50% 29.75 in 10.0 mi Calm Calm - N/A   Partly Cloudy
6:55 PM 31.5 °F - 19.6 °F 62% 29.75 in 10.0 mi Calm Calm - N/A   Partly Cloudy
7:55 PM 30.7 °F - 18.9 °F 61% 29.75 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:55 PM 28.9 °F - 18.7 °F 66% 29.75 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
9:55 PM 27.0 °F 21.6 °F 19.4 °F 73% 29.74 in 10.0 mi NW 4.6 mph - N/A   Mostly Cloudy
10:55 PM 28.6 °F 23.5 °F 21.6 °F 75% 29.73 in 10.0 mi NW 4.6 mph - N/A   Overcast
11:55 PM 29.5 °F 23.4 °F 19.9 °F 68% 29.72 in 10.0 mi NW 5.8 mph - N/A   Overcast