Weather History for Portsmouth, NH

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Friday, February 15, 2013

  Actual Average Record
Temperature  
Mean Temperature 36 °F -  
Max Temperature 48 °F 34 °F 53 °F (2006)
Min Temperature 23 °F 18 °F -8 °F (1987)
Degree Days  
Heating Degree Days 30    
Moisture  
Dew Point 27 °F    
Average Humidity 71    
Maximum Humidity 94    
Minimum Humidity 46    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.94 in    
Wind  
Wind Speed 4 mph (SSW)    
Max Wind Speed 13 mph    
Max Gust Speed -    
Visibility 9 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. 15, 2013 Rise Set
Actual Time 6:40 AM EST 5:14 PM EST
Civil Twilight 6:11 AM EST 5:43 PM EST
Nautical Twilight 5:38 AM EST 6:17 PM EST
Astronomical Twilight 5:05 AM EST 6:50 PM EST
Moon 9:04 AM EST (2/15) 11:23 PM EST (2/15)
Length of Visible Light 11h 32m
Length of Day
10h 34m
Waxing Crescent, 30% of the Moon is Illuminated
Feb 15
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 27.3 °F - 24.8 °F 90% 29.98 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
1:55 AM 24.6 °F - 23.2 °F 94% 29.98 in 7.0 mi Calm Calm - N/A   Partly Cloudy
2:55 AM 25.3 °F - 22.6 °F 89% 29.97 in 7.0 mi Calm Calm - N/A   Partly Cloudy
3:55 AM 23.9 °F 18.0 °F 21.2 °F 89% 29.97 in 7.0 mi South 4.6 mph - N/A   Partly Cloudy
4:55 AM 25.5 °F - 20.8 °F 82% 29.97 in 7.0 mi Calm Calm - N/A   Scattered Clouds
5:55 AM 23.9 °F 19.5 °F 20.1 °F 85% 29.97 in 7.0 mi SSE 3.5 mph - N/A   Mostly Cloudy
6:55 AM 26.4 °F 22.4 °F 22.8 °F 86% 29.98 in 10.0 mi SW 3.5 mph - N/A   Mostly Cloudy
7:55 AM 28.2 °F 23.1 °F 24.6 °F 86% 29.97 in 6.0 mi SSE 4.6 mph - N/A   Mostly Cloudy
8:55 AM 33.6 °F 29.4 °F 27.5 °F 78% 29.98 in 7.0 mi SSW 4.6 mph - N/A   Mostly Cloudy
9:55 AM 37.6 °F 34.0 °F 28.0 °F 68% 29.98 in 10.0 mi WSW 4.6 mph - N/A   Mostly Cloudy
10:55 AM 42.4 °F 38.8 °F 27.9 °F 56% 29.96 in 7.0 mi Variable 5.8 mph - N/A   Mostly Cloudy
11:12 AM 42.8 °F 37.5 °F 28.4 °F 57% 29.94 in 7.0 mi SW 9.2 mph - N/A   Mostly Cloudy
11:55 AM 44.2 °F 39.2 °F 27.9 °F 53% 29.94 in 7.0 mi South 9.2 mph - N/A   Scattered Clouds
12:55 PM 45.9 °F 41.7 °F 28.4 °F 51% 29.91 in 7.0 mi South 8.1 mph - N/A   Scattered Clouds
1:55 PM 47.5 °F - 28.4 °F 48% 29.89 in 10.0 mi South 12.7 mph - N/A   Partly Cloudy
2:55 PM 48.4 °F - 28.4 °F 46% 29.88 in 10.0 mi SSW 10.4 mph - N/A   Partly Cloudy
3:55 PM 48.6 °F - 28.6 °F 46% 29.88 in 10.0 mi SW 10.4 mph - N/A   Partly Cloudy
4:55 PM 45.1 °F 42.0 °F 30.9 °F 58% 29.89 in 10.0 mi South 5.8 mph - N/A   Partly Cloudy
5:55 PM 40.5 °F 35.1 °F 32.2 °F 72% 29.89 in 10.0 mi SSE 8.1 mph - N/A   Partly Cloudy
6:55 PM 41.0 °F 37.1 °F 32.7 °F 72% 29.90 in 10.0 mi South 5.8 mph - N/A   Partly Cloudy
7:55 PM 40.5 °F 37.3 °F 32.0 °F 72% 29.92 in 10.0 mi WSW 4.6 mph - N/A   Scattered Clouds
8:55 PM 37.6 °F 33.1 °F 28.2 °F 69% 29.93 in 10.0 mi West 5.8 mph - N/A   Partly Cloudy
9:55 PM 36.1 °F - 26.6 °F 68% 29.94 in 10.0 mi Calm Calm - N/A   Partly Cloudy
10:55 PM 33.4 °F - 25.3 °F 72% 29.93 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:55 PM 30.7 °F - 26.2 °F 83% 29.93 in 10.0 mi Calm Calm - N/A   Mostly Cloudy