Weather History for Portsmouth, NH

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Sunday, July 14, 2013

  Actual Average Record
Temperature  
Mean Temperature 76 °F -  
Max Temperature 87 °F 78 °F 101 °F (1995)
Min Temperature 66 °F 59 °F 42 °F (1990)
Cooling Degree Days 11    
Growing Degree Days 26 (Base 50)    
Moisture  
Dew Point 69 °F    
Average Humidity 83    
Maximum Humidity 100    
Minimum Humidity 58    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.25 in    
Wind  
Wind Speed 4 mph (SSW)    
Max Wind Speed 8 mph    
Max Gust Speed -    
Visibility 8 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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Astronomy

Jul. 14, 2013 Rise Set
Actual Time 5:16 AM EDT 8:21 PM EDT
Civil Twilight 4:42 AM EDT 8:55 PM EDT
Nautical Twilight 3:58 AM EDT 9:38 PM EDT
Astronomical Twilight 3:06 AM EDT 10:30 PM EDT
Moon 11:41 AM EDT (7/14) 11:19 PM EDT (7/14)
Length of Visible Light 16h 12m
Length of Day
15h 04m
Waxing Crescent, 35% of the Moon is Illuminated
Jul 14
Waxing Crescent
Jul 15
First Quarter
Jul 22
Full
Jul 29
Last Quarter
Aug 6
New

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 66.2 °F - 64.4 °F 94% 30.29 in 8.0 mi SE 3.5 mph - N/A   Scattered Clouds
1:56 AM 66.2 °F - 66.2 °F 100% 30.29 in 2.5 mi Calm Calm - N/A   Overcast
2:56 AM 66.2 °F - 66.2 °F 100% 30.28 in 10.0 mi SSW 2.3 mph - N/A   Scattered Clouds
4:56 AM 66.2 °F - 66.2 °F 100% 30.27 in 10.0 mi SW 3.5 mph - N/A   Clear
5:56 AM 66.2 °F - 66.2 °F 100% 30.27 in 8.0 mi SSE 3.5 mph - N/A   Mostly Cloudy
6:16 AM 68.0 °F - 66.2 °F 94% 30.28 in 3.0 mi South 3.5 mph - N/A   Overcast
6:26 AM 68.0 °F - 66.2 °F 94% 30.28 in 1.2 mi SW 1.2 mph - N/A   Overcast
6:55 AM 68.0 °F - 68.0 °F 100% 30.28 in 1.2 mi SW 4.6 mph - N/A   Overcast
7:19 AM 69.8 °F - 69.8 °F 100% 30.29 in 3.0 mi SW 4.6 mph - N/A   Mostly Cloudy
7:55 AM 73.8 °F - 69.4 °F 86% 30.29 in 10.0 mi WSW 6.9 mph - N/A   Partly Cloudy
8:55 AM 78.8 °F - 70.5 °F 76% 30.28 in 10.0 mi WNW 4.6 mph - N/A   Scattered Clouds
9:55 AM 82.4 °F 87.0 °F 71.4 °F 69% 30.27 in 10.0 mi WSW 4.6 mph - N/A   Scattered Clouds
10:55 AM 84.2 °F 88.7 °F 70.2 °F 63% 30.26 in 10.0 mi NW 8.1 mph - N/A   Scattered Clouds
11:55 AM 86.7 °F 91.7 °F 70.3 °F 58% 30.25 in 10.0 mi Variable 6.9 mph - N/A   Mostly Cloudy
12:55 PM 82.4 °F 87.2 °F 71.6 °F 70% 30.25 in 10.0 mi East 8.1 mph - N/A   Mostly Cloudy
1:55 PM 81.9 °F 86.2 °F 71.4 °F 70% 30.25 in 10.0 mi East 8.1 mph - N/A   Mostly Cloudy
2:55 PM 83.1 °F 88.1 °F 71.4 °F 68% 30.23 in 10.0 mi East 6.9 mph - N/A   Mostly Cloudy
3:55 PM 84.4 °F 89.0 °F 70.5 °F 63% 30.21 in 10.0 mi East 8.1 mph - N/A   Mostly Cloudy
4:55 PM 80.6 °F 83.5 °F 68.9 °F 67% 30.21 in 10.0 mi SSE 8.1 mph - N/A   Mostly Cloudy
5:55 PM 80.2 °F 83.1 °F 68.9 °F 68% 30.21 in 10.0 mi SSE 6.9 mph - N/A   Mostly Cloudy
6:55 PM 79.9 °F - 68.9 °F 69% 30.20 in 10.0 mi SSE 4.6 mph - N/A   Mostly Cloudy
7:55 PM 77.5 °F - 68.7 °F 74% 30.19 in 10.0 mi SE 4.6 mph - N/A   Partly Cloudy
8:55 PM 75.6 °F - 69.6 °F 82% 30.20 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:55 PM 73.8 °F - 70.7 °F 90% 30.20 in 10.0 mi WSW 3.5 mph - N/A   Scattered Clouds
9:58 PM 73.8 °F - 70.7 °F 90% 30.20 in 10.0 mi WSW 3.5 mph - N/A   Scattered Clouds
10:58 PM 73.2 °F - 71.4 °F 94% 30.20 in 10.0 mi WSW 3.5 mph - N/A   Partly Cloudy
11:58 PM 72.9 °F - 71.6 °F 96% 30.19 in 10.0 mi Calm Calm - N/A   Partly Cloudy