Weather History for Portsmouth, NH

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Friday, January 31, 2014

  Actual Average Record
Temperature  
Mean Temperature 28 °F -  
Max Temperature 37 °F 32 °F 62 °F (2013)
Min Temperature 19 °F 16 °F -2 °F (1985)
Degree Days  
Heating Degree Days 37    
Moisture  
Dew Point 15 °F    
Average Humidity 63    
Maximum Humidity 86    
Minimum Humidity 34    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.07 in    
Wind  
Wind Speed 5 mph (SW)    
Max Wind Speed 12 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

Jan. 31, 2014 Rise Set
Actual Time 6:59 AM EST 4:54 PM EST
Civil Twilight 6:29 AM EST 5:24 PM EST
Nautical Twilight 5:55 AM EST 5:58 PM EST
Astronomical Twilight 5:21 AM EST 6:32 PM EST
Moon 7:04 AM EST (1/31) 6:18 PM EST (1/31)
Length of Visible Light 10h 55m
Length of Day
9h 54m
New Moon, 1% of the Moon is Illuminated
Jan 31
New Moon
Feb 6
First Quarter
Feb 14
Full
Feb 22
Last Quarter
Mar 1
New

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:58 AM 19.6 °F 10.6 °F 9.3 °F 64% 30.16 in 10.0 mi South 6.9 mph - N/A   Mostly Cloudy
1:58 AM 20.5 °F 11.7 °F 11.3 °F 68% 30.16 in 10.0 mi SSW 6.9 mph - N/A   Mostly Cloudy
2:58 AM 20.8 °F 14.4 °F 12.7 °F 71% 30.11 in 10.0 mi South 4.6 mph - N/A   Overcast
3:13 AM 21.2 °F 16.4 °F 14.0 °F 74% 30.08 in 10.0 mi South 3.5 mph - N/A   Mostly Cloudy
3:58 AM 21.4 °F - 13.6 °F 72% 30.10 in 10.0 mi SW 2.3 mph - N/A   Overcast
4:43 AM 21.2 °F - 15.8 °F 80% 30.06 in 10.0 mi Variable 1.2 mph - N/A   Overcast
4:58 AM 22.1 °F 15.9 °F 15.4 °F 76% 30.07 in 10.0 mi SE 4.6 mph - N/A   Overcast
5:12 AM 23.0 °F 18.4 °F 15.8 °F 74% 30.05 in 10.0 mi SSE 3.5 mph - N/A   Overcast
5:58 AM 22.6 °F - 17.1 °F 79% 30.05 in 10.0 mi South 1.2 mph - N/A   Overcast
6:58 AM 22.6 °F 18.0 °F 18.7 °F 85% 30.04 in 10.0 mi WSW 3.5 mph - N/A   Overcast
7:58 AM 23.0 °F - 19.4 °F 86% 30.06 in 10.0 mi WSW 2.3 mph - N/A   Overcast
8:58 AM 25.5 °F 21.3 °F 20.5 °F 81% 30.05 in 10.0 mi SW 3.5 mph - N/A   Mostly Cloudy
9:58 AM 30.0 °F 20.5 °F 14.0 °F 51% 30.06 in 10.0 mi SW 11.5 mph - N/A   Overcast
10:58 AM 31.6 °F 23.1 °F 10.8 °F 42% 30.06 in 10.0 mi WSW 10.4 mph - N/A   Overcast
11:58 AM 35.1 °F 27.9 °F 8.8 °F 34% 30.04 in 10.0 mi WSW 9.2 mph - N/A   Mostly Cloudy
2:57 PM 37.0 °F 31.0 °F 13.1 °F 37% 30.03 in 10.0 mi WSW 8.1 mph - N/A   Overcast
3:55 PM 37.8 °F 33.3 °F 16.0 °F 41% 30.03 in 10.0 mi West 5.8 mph - N/A   Overcast
3:58 PM 37.8 °F 32.5 °F 16.0 °F 41% 30.04 in 10.0 mi West 6.9 mph - N/A   Overcast
4:58 PM 36.7 °F 31.2 °F 17.8 °F 46% 30.04 in 10.0 mi West 6.9 mph - N/A   Overcast
11:58 PM 30.9 °F 27.5 °F 16.5 °F 55% 30.18 in 10.0 mi WSW 3.5 mph - N/A   Overcast