Weather History for Portsmouth, NH

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Friday, April 12, 2013

  Actual Average Record
Temperature  
Mean Temperature 38 °F -  
Max Temperature 42 °F 53 °F 77 °F (1977)
Min Temperature 35 °F 34 °F 13 °F (1976)
Degree Days  
Heating Degree Days 26    
Moisture  
Dew Point 29 °F    
Average Humidity 77    
Maximum Humidity 98    
Minimum Humidity 41    
Precipitation  
Precipitation 0.31 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.07 in    
Wind  
Wind Speed 12 mph (ENE)    
Max Wind Speed 17 mph    
Max Gust Speed 25 mph    
Visibility 6 miles    
Events Rain , Snow    
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

Apr. 12, 2013 Rise Set
Actual Time 6:06 AM EDT 7:22 PM EDT
Civil Twilight 5:36 AM EDT 7:52 PM EDT
Nautical Twilight 5:01 AM EDT 8:27 PM EDT
Astronomical Twilight 4:24 AM EDT 9:04 PM EDT
Moon 7:10 AM EDT (4/12) 9:54 PM EDT (4/12)
Length of Visible Light 14h 15m
Length of Day
13h 16m
Waxing Crescent, 5% of the Moon is Illuminated
Apr 12
Waxing Crescent
Apr 18
First Quarter
Apr 25
Full
May 2
Last Quarter
May 9
New

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 42.1 °F 36.1 °F 19.6 °F 41% 30.17 in 10.0 mi NE 10.4 mph - N/A   Overcast
1:55 AM 41.5 °F 34.6 °F 20.5 °F 43% 30.18 in 10.0 mi NE 12.7 mph - N/A   Overcast
2:55 AM 40.3 °F 33.9 °F 19.6 °F 44% 30.17 in 10.0 mi NE 10.4 mph 21.9 mph N/A   Overcast
3:17 AM 39.2 °F 31.6 °F 19.4 °F 45% 30.18 in 10.0 mi NE 12.7 mph 20.7 mph N/A Rain Light Rain
3:55 AM 36.7 °F 28.9 °F 26.1 °F 65% 30.20 in 10.0 mi NE 11.5 mph - 0.01 in Rain Light Rain
4:55 AM 35.1 °F 27.4 °F 28.4 °F 77% 30.20 in 8.0 mi NE 10.4 mph - 0.04 in Rain Light Rain
5:36 AM 35.6 °F 28.6 °F 24.8 °F 65% 30.19 in 10.0 mi ENE 9.2 mph - N/A   Overcast
5:55 AM 35.8 °F 27.3 °F 25.3 °F 66% 30.19 in 10.0 mi ENE 12.7 mph - 0.00 in   Overcast
6:44 AM 35.6 °F 26.6 °F 24.8 °F 65% 30.21 in 7.0 mi NE 13.8 mph 20.7 mph N/A Rain Light Rain
6:55 AM 36.1 °F 28.7 °F 25.7 °F 66% 30.22 in 7.0 mi NE 10.4 mph 18.4 mph 0.00 in Rain Light Rain
7:10 AM 35.6 °F 28.0 °F 24.8 °F 65% 30.22 in 10.0 mi NE 10.4 mph - N/A   Overcast
7:43 AM 35.6 °F 26.6 °F 23.0 °F 60% 30.20 in 10.0 mi ENE 13.8 mph 20.7 mph N/A Rain Light Rain
7:55 AM 36.0 °F 27.1 °F 24.3 °F 63% 30.20 in 10.0 mi ENE 13.8 mph 19.6 mph 0.00 in   Overcast
8:13 AM 35.6 °F 28.6 °F 26.6 °F 70% 30.19 in 10.0 mi ENE 9.2 mph 19.6 mph N/A   Light Drizzle
8:55 AM 36.0 °F 28.0 °F 27.0 °F 70% 30.19 in 10.0 mi ENE 11.5 mph - 0.00 in   Overcast
9:55 AM 37.6 °F 29.1 °F 25.9 °F 63% 30.15 in 10.0 mi East 13.8 mph - N/A   Overcast
10:55 AM 37.8 °F 28.3 °F 26.8 °F 65% 30.13 in 10.0 mi East 17.3 mph 21.9 mph N/A   Overcast
11:31 AM 37.4 °F 28.2 °F 26.6 °F 65% 30.11 in 6.0 mi East 16.1 mph 25.3 mph N/A Rain Light Rain
11:55 AM 36.3 °F 28.4 °F 29.1 °F 75% 30.11 in 4.0 mi East 11.5 mph 21.9 mph 0.01 in Rain Light Rain
12:19 PM 35.6 °F 26.6 °F 30.2 °F 81% 30.10 in 4.0 mi East 13.8 mph - N/A Rain Light Rain
12:55 PM 35.8 °F 26.9 °F 32.0 °F 86% 30.09 in 4.0 mi East 13.8 mph - 0.08 in Rain Light Rain
1:55 PM 35.1 °F 27.9 °F 32.2 °F 89% 30.07 in 2.0 mi East 9.2 mph - 0.12 in Rain Light Rain
2:09 PM 35.6 °F 27.5 °F 32.0 °F 87% 30.06 in 3.0 mi East 11.5 mph - N/A Rain Light Rain
2:28 PM 35.6 °F 27.1 °F 32.0 °F 87% 30.03 in 4.0 mi East 12.7 mph - N/A Rain Light Rain
2:55 PM 35.4 °F 26.8 °F 32.5 °F 89% 30.04 in 5.0 mi East 12.7 mph - 0.03 in Rain Light Rain
3:55 PM 36.0 °F 28.0 °F 33.8 °F 92% 30.00 in 3.0 mi East 11.5 mph - 0.01 in Rain , Snow Light Rain
4:30 PM 35.6 °F 25.5 °F 33.8 °F 93% 29.98 in 6.0 mi East 17.3 mph 23.0 mph N/A Rain Light Rain
4:55 PM 36.0 °F 26.7 °F 32.0 °F 86% 29.98 in 5.0 mi East 15.0 mph - 0.00 in   Light Drizzle
5:09 PM 35.6 °F 27.1 °F 32.0 °F 87% 29.97 in 2.0 mi ENE 12.7 mph - N/A   Light Drizzle
5:55 PM 35.4 °F 28.4 °F 33.6 °F 93% 29.96 in 2.0 mi ENE 9.2 mph - 0.00 in   Light Drizzle
6:09 PM 35.6 °F 27.1 °F 33.8 °F 93% 29.96 in 1.5 mi ENE 12.7 mph - N/A   Light Drizzle
6:55 PM 35.6 °F 27.1 °F 34.9 °F 97% 29.93 in 1.5 mi ENE 12.7 mph - 0.00 in   Light Drizzle
7:55 PM 36.0 °F 27.1 °F 35.2 °F 97% 29.90 in 1.0 mi ENE 13.8 mph - 0.00 in   Light Drizzle
8:55 PM 36.5 °F 28.2 °F 36.0 °F 98% 29.89 in 1.0 mi NE 12.7 mph - 0.00 in   Light Drizzle
9:55 PM 37.0 °F 29.3 °F 36.5 °F 98% 29.88 in 1.0 mi NE 11.5 mph 21.9 mph 0.01 in Rain Light Rain
10:55 PM 37.0 °F 28.5 °F 36.3 °F 97% 29.86 in 1.2 mi NE 13.8 mph 18.4 mph 0.00 in   Light Drizzle
11:30 PM 37.4 °F 28.5 °F 35.6 °F 93% 29.84 in 2.0 mi NE 15.0 mph 23.0 mph N/A   Overcast
11:55 PM 37.0 °F 27.7 °F 36.3 °F 97% 29.83 in 2.0 mi NE 16.1 mph 25.3 mph 0.00 in   Light Drizzle