Weather History for Portsmouth, NH

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Wednesday, January 2, 2013

  Actual Average Record
Temperature  
Mean Temperature 16 °F -  
Max Temperature 25 °F 34 °F 61 °F (1979)
Min Temperature 4 °F 20 °F -4 °F (1999)
Degree Days  
Heating Degree Days 50    
Moisture  
Dew Point 0 °F    
Average Humidity 50    
Maximum Humidity 63    
Minimum Humidity 39    
Precipitation  
Precipitation 0.00 in - - ()
Snow  
Snow 0.00 in - - ()
Snow Depth 2.00 in    
Sea Level Pressure  
Sea Level Pressure 29.96 in    
Wind  
Wind Speed 10 mph (West)    
Max Wind Speed 22 mph    
Max Gust Speed 26 mph    
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

Jan. 02, 2013 Rise Set
Actual Time 7:14 AM EST 4:20 PM EST
Civil Twilight 6:42 AM EST 4:52 PM EST
Nautical Twilight 6:07 AM EST 5:28 PM EST
Astronomical Twilight 5:32 AM EST 6:02 PM EST
Moon 9:58 PM EST (1/2) 9:46 AM EST (1/2)
Length of Visible Light 10h 09m
Length of Day
9h 05m
Waning Gibbous, 75% of the Moon is Illuminated
Jan 2
Waning Gibbous
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
Full

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 14.0 °F 1.2 °F -1.5 °F 50% 29.91 in 10.0 mi West 10.4 mph - N/A   Clear
1:55 AM 12.9 °F 1.6 °F -1.5 °F 53% 29.92 in 10.0 mi WNW 8.1 mph - N/A   Clear
2:55 AM 12.2 °F 4.3 °F -1.3 °F 55% 29.93 in 10.0 mi West 4.6 mph - N/A   Clear
3:55 AM 12.2 °F 1.7 °F 0.9 °F 60% 29.92 in 10.0 mi West 6.9 mph - N/A   Clear
4:55 AM 11.5 °F -1.9 °F 0.7 °F 62% 29.91 in 10.0 mi WSW 10.4 mph - N/A   Clear
5:55 AM 12.4 °F 0.0 °F 1.6 °F 62% 29.92 in 10.0 mi WSW 9.2 mph - N/A   Clear
6:55 AM 12.2 °F 1.7 °F 1.6 °F 63% 29.92 in 10.0 mi WSW 6.9 mph - N/A   Partly Cloudy
7:55 AM 13.3 °F 3.0 °F 2.5 °F 62% 29.91 in 10.0 mi WSW 6.9 mph - N/A   Mostly Cloudy
8:55 AM 15.4 °F 8.1 °F 2.7 °F 57% 29.90 in 10.0 mi WSW 4.6 mph - N/A   Mostly Cloudy
9:55 AM 17.8 °F 8.5 °F 5.2 °F 58% 29.92 in 10.0 mi WSW 6.9 mph - N/A   Mostly Cloudy
10:55 AM 22.3 °F 10.2 °F 7.3 °F 53% 29.90 in 10.0 mi WSW 12.7 mph - N/A   Partly Cloudy
11:55 AM 25.3 °F 15.3 °F 8.4 °F 49% 29.89 in 10.0 mi WNW 10.4 mph - N/A   Mostly Cloudy
12:55 PM 24.3 °F 13.9 °F 7.0 °F 48% 29.88 in 10.0 mi WNW 10.4 mph - N/A   Mostly Cloudy
1:55 PM 23.9 °F 9.5 °F 5.2 °F 45% 29.89 in 10.0 mi WNW 19.6 mph 25.3 mph N/A   Scattered Clouds
2:55 PM 24.4 °F 9.5 °F 3.7 °F 41% 29.91 in 10.0 mi NW 21.9 mph 26.5 mph N/A   Partly Cloudy
3:55 PM 22.6 °F 10.7 °F 1.0 °F 39% 29.96 in 10.0 mi NW 12.7 mph 23.0 mph N/A   Partly Cloudy
4:55 PM 20.5 °F 5.9 °F -1.1 °F 39% 29.98 in 10.0 mi WNW 17.3 mph 23.0 mph N/A   Partly Cloudy
5:55 PM 18.5 °F 4.9 °F -2.0 °F 41% 30.02 in 10.0 mi NW 13.8 mph - N/A   Clear
6:55 PM 16.0 °F 1.1 °F -4.0 °F 41% 30.04 in 10.0 mi WNW 15.0 mph 25.3 mph N/A   Clear
7:55 PM 13.5 °F -1.5 °F -5.8 °F 42% 30.04 in 10.0 mi NW 13.8 mph 20.7 mph N/A   Clear
8:55 PM 10.9 °F -4.7 °F -8.3 °F 42% 30.05 in 10.0 mi WNW 13.8 mph - N/A   Clear
9:55 PM 7.9 °F -5.5 °F -8.7 °F 47% 30.08 in 10.0 mi West 9.2 mph - N/A   Clear
10:55 PM 6.3 °F -6.5 °F -8.9 °F 50% 30.10 in 10.0 mi West 8.1 mph - N/A   Partly Cloudy
11:55 PM 4.6 °F -11.3 °F -9.6 °F 52% 30.09 in 10.0 mi West 11.5 mph - N/A   Partly Cloudy