Weather History for Portsmouth, NH

Change the Weather History Date:

Thursday, March 15, 2012

  Actual Average Record
Temperature  
Mean Temperature 36 °F -  
Max Temperature 41 °F 38 °F 67 °F (1990)
Min Temperature 33 °F 23 °F 5 °F (1993)
Degree Days  
Heating Degree Days 28    
Moisture  
Dew Point 29 °F    
Average Humidity 77    
Maximum Humidity 89    
Minimum Humidity 64    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.35 in    
Wind  
Wind Speed 6 mph (ENE)    
Max Wind Speed 9 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

Search for Another Location

Airport:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Mar. 15, 2012 Rise Set
Actual Time 6:54 AM EDT 6:50 PM EDT
Civil Twilight 6:26 AM EDT 7:18 PM EDT
Nautical Twilight 5:53 AM EDT 7:51 PM EDT
Astronomical Twilight 5:19 AM EDT 8:25 PM EDT
Moon 2:28 AM EDT (3/15) 11:55 AM EDT (3/15)
Length of Visible Light 12h 52m
Length of Day
11h 55m
Last Quarter, 43% of the Moon is Illuminated
Mar 15
Last Quarter
Mar 22
New
Mar 30
First Quarter
Apr 6
Full
Apr 13
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:40 AM 35.6 °F 28.6 °F 32.0 °F 87% 30.28 in 10.0 mi NNE 9.2 mph - N/A   Overcast
12:55 AM 35.1 °F 29.3 °F 32.2 °F 89% 30.28 in 10.0 mi NNE 6.9 mph - N/A   Overcast
1:40 AM 33.8 °F 27.7 °F 30.2 °F 87% 30.29 in 10.0 mi NE 6.9 mph - N/A   Overcast
1:55 AM 34.5 °F 30.4 °F 30.7 °F 86% 30.30 in 10.0 mi NNE 4.6 mph - N/A   Overcast
2:55 AM 34.5 °F 30.4 °F 30.9 °F 87% 30.32 in 10.0 mi North 4.6 mph - N/A   Overcast
3:55 AM 34.3 °F 29.2 °F 30.9 °F 87% 30.32 in 10.0 mi North 5.8 mph - N/A   Overcast
4:55 AM 34.2 °F 26.8 °F 29.8 °F 84% 30.33 in 10.0 mi North 9.2 mph - N/A   Overcast
5:55 AM 33.8 °F 28.6 °F 29.1 °F 83% 30.35 in 10.0 mi North 5.8 mph - N/A   Overcast
6:55 AM 33.6 °F 29.4 °F 28.4 °F 81% 30.37 in 10.0 mi North 4.6 mph - N/A   Overcast
7:55 AM 33.6 °F 28.4 °F 28.0 °F 80% 30.39 in 10.0 mi North 5.8 mph - N/A   Overcast
8:55 AM 34.0 °F 28.8 °F 27.1 °F 76% 30.39 in 10.0 mi NE 5.8 mph - N/A   Overcast
9:55 AM 35.4 °F 31.5 °F 28.2 °F 75% 30.39 in 10.0 mi NE 4.6 mph - N/A   Overcast
10:55 AM 36.5 °F - 28.0 °F 71% 30.39 in 10.0 mi Calm Calm - N/A   Overcast
11:55 AM 37.4 °F - 28.6 °F 70% 30.38 in 10.0 mi Calm Calm - N/A   Overcast
12:55 PM 40.6 °F 38.6 °F 29.1 °F 64% 30.36 in 10.0 mi Variable 3.5 mph - N/A   Overcast
1:55 PM 39.6 °F 33.5 °F 29.3 °F 67% 30.36 in 10.0 mi SE 9.2 mph - N/A   Overcast
2:55 PM 39.4 °F 34.5 °F 29.3 °F 67% 30.34 in 10.0 mi SE 6.9 mph - N/A   Overcast
3:55 PM 39.0 °F 34.0 °F 29.1 °F 68% 30.34 in 10.0 mi East 6.9 mph - N/A   Mostly Cloudy
4:55 PM 39.6 °F 34.0 °F 29.3 °F 67% 30.34 in 10.0 mi East 8.1 mph - N/A   Mostly Cloudy
5:55 PM 37.4 °F 30.8 °F 28.4 °F 70% 30.35 in 10.0 mi ESE 9.2 mph - N/A   Mostly Cloudy
6:55 PM 35.2 °F 28.8 °F 28.4 °F 76% 30.37 in 10.0 mi ESE 8.1 mph - N/A   Mostly Cloudy
7:55 PM 35.2 °F 30.3 °F 28.6 °F 77% 30.38 in 10.0 mi ESE 5.8 mph - N/A   Mostly Cloudy
8:55 PM 35.8 °F 30.9 °F 28.8 °F 76% 30.38 in 10.0 mi ESE 5.8 mph - N/A   Mostly Cloudy
9:55 PM 36.1 °F 32.3 °F 29.1 °F 76% 30.38 in 10.0 mi ESE 4.6 mph - N/A   Overcast
10:44 PM 37.4 °F 32.8 °F 30.2 °F 75% 30.37 in 10.0 mi ESE 5.8 mph - N/A   Overcast
10:55 PM 36.5 °F 31.0 °F 29.5 °F 76% 30.37 in 10.0 mi ESE 6.9 mph - N/A   Overcast
11:55 PM 36.3 °F 31.6 °F 29.1 °F 75% 30.37 in 10.0 mi SE 5.8 mph - N/A   Overcast