Weather History for Portsmouth, NH

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Monday, October 8, 2012

  Actual Average Record
Temperature  
Mean Temperature 48 °F -  
Max Temperature 57 °F 61 °F 80 °F (1990)
Min Temperature 41 °F 42 °F 27 °F (1986)
Degree Days  
Heating Degree Days 16    
Moisture  
Dew Point 42 °F    
Average Humidity 79    
Maximum Humidity 99    
Minimum Humidity 56    
Precipitation  
Precipitation 0.12 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.21 in    
Wind  
Wind Speed 4 mph (West)    
Max Wind Speed 8 mph    
Max Gust Speed -    
Visibility 10 miles    
Events Rain    
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

Oct. 08, 2012 Rise Set
Actual Time 6:49 AM EDT 6:11 PM EDT
Civil Twilight 6:20 AM EDT 6:39 PM EDT
Nautical Twilight 5:47 AM EDT 7:12 PM EDT
Astronomical Twilight 5:14 AM EDT 7:45 PM EDT
Moon No Moon Rise 2:08 PM EDT (10/8)
Length of Visible Light 12h 19m
Length of Day
11h 22m
Waning Gibbous, 46% of the Moon is Illuminated
Oct 8
Waning Gibbous
Oct 15
New
Oct 21
First Quarter
Oct 29
Full
Nov 6
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:55 AM 47.3 °F - 46.0 °F 95% 30.06 in 7.0 mi WNW 3.5 mph - 0.12 in Rain Light Rain
1:55 AM 47.3 °F - 45.7 °F 94% 30.08 in 8.0 mi NW 5.8 mph - 0.00 in Rain Light Rain
2:55 AM 45.5 °F 43.2 °F 43.9 °F 94% 30.08 in 10.0 mi WNW 4.6 mph - 0.00 in   Scattered Clouds
3:55 AM 43.5 °F 40.1 °F 42.1 °F 95% 30.08 in 10.0 mi NW 5.8 mph - N/A   Scattered Clouds
4:55 AM 42.6 °F 39.9 °F 41.7 °F 97% 30.10 in 10.0 mi WNW 4.6 mph - N/A   Clear
5:55 AM 41.5 °F 37.8 °F 40.8 °F 97% 30.13 in 10.0 mi West 5.8 mph - N/A   Clear
6:55 AM 42.1 °F - 41.2 °F 97% 30.14 in 10.0 mi Calm Calm - N/A   Partly Cloudy
7:55 AM 44.4 °F - 44.1 °F 99% 30.17 in 10.0 mi Calm Calm - N/A   Scattered Clouds
8:55 AM 48.7 °F - 44.4 °F 85% 30.20 in 10.0 mi West 5.8 mph - N/A   Scattered Clouds
9:55 AM 50.4 °F - 43.2 °F 76% 30.22 in 10.0 mi WSW 5.8 mph - N/A   Mostly Cloudy
10:55 AM 51.8 °F - 42.3 °F 70% 30.22 in 10.0 mi Variable 3.5 mph - N/A   Mostly Cloudy
11:24 AM 53.6 °F - 42.8 °F 67% 30.23 in 10.0 mi SW 6.9 mph - N/A   Mostly Cloudy
11:55 AM 52.3 °F - 41.4 °F 66% 30.24 in 10.0 mi SW 3.5 mph - N/A   Mostly Cloudy
12:55 PM 56.1 °F - 40.5 °F 56% 30.24 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
1:55 PM 55.2 °F - 40.8 °F 58% 30.23 in 10.0 mi West 8.1 mph - N/A   Mostly Cloudy
2:55 PM 56.3 °F - 40.6 °F 56% 30.25 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
3:55 PM 54.7 °F - 39.2 °F 56% 30.27 in 10.0 mi WNW 6.9 mph - N/A   Mostly Cloudy
4:55 PM 53.8 °F - 38.8 °F 57% 30.26 in 10.0 mi SW 5.8 mph - N/A   Mostly Cloudy
5:55 PM 51.8 °F - 39.7 °F 63% 30.28 in 10.0 mi Calm Calm - N/A   Overcast
6:55 PM 48.6 °F - 41.2 °F 76% 30.29 in 10.0 mi SE 3.5 mph - N/A   Overcast
7:55 PM 47.7 °F - 41.5 °F 79% 30.31 in 10.0 mi South 3.5 mph - N/A   Overcast
8:55 PM 46.8 °F - 42.8 °F 86% 30.31 in 10.0 mi Calm Calm - N/A   Overcast
9:55 PM 47.1 °F - 42.6 °F 84% 30.32 in 10.0 mi Calm Calm - N/A   Overcast
10:55 PM 47.3 °F - 43.0 °F 85% 30.33 in 10.0 mi Calm Calm - N/A   Overcast
11:55 PM 46.4 °F 45.2 °F 43.5 °F 90% 30.32 in 10.0 mi North 3.5 mph - N/A   Overcast