Weather History for Portsmouth, NH

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Week of March 17, 2013 through March 23, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 40 °F 37 °F 33 °F
Mean Temperature 33 °F 29 °F 25 °F
Min Temperature 27 °F 23 °F 14 °F
Degree Days  
Heating Degree Days (base 65) 40 36 32 249
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 32 °F 16 °F -4 °F
Precipitation  
Precipitation 1.35 in 0.20 in 0.00 in 1.37 in
Snowdepth 11.0 in 9.0 in 7.0 in -
Wind  
Wind 28 mph 9 mph 0 mph
Gust Wind 41 mph 25 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.46 in 29.86 in 29.59 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Mar. 21, 2013 Rise Set
Actual Time 6:44 AM EDT 6:57 PM EDT
Civil Twilight 6:16 AM EDT 7:25 PM EDT
Nautical Twilight 5:42 AM EDT 7:58 PM EDT
Astronomical Twilight 5:08 AM EDT 8:32 PM EDT
Moon 1:16 PM EDT (3/21) 3:11 AM EDT (3/21)
Length of Visible Light 13h 09m
Length of Day
12h 12m
Waxing Gibbous, 68% of the Moon is Illuminated
Mar 21
Waxing Gibbous
Mar 27
Full
Apr 3
Last Quarter
Apr 10
New
Apr 18
First Quarter

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Mar high avg low high avg low high avg low high avg low high avg low high avg high sum  
17 36 28 21 12 4 -4 62 38 22 30.32 30.05 29.89 10 10 10 25 8 32 0.00  
18 37 25 14 22 7 -4 64 45 24 30.46 30.36 30.27 10 10 10 12 5 - 0.00 Snow
19 33 29 25 32 29 21 100 93 64 30.26 29.92 29.66 4 1 0 22 14 37 1.35 Fog , Snow
20 36 30 23 23 20 17 93 69 49 29.78 29.70 29.68 10 9 2 17 12 25 0.02 Snow
21 37 29 22 26 19 13 88 64 39 29.78 29.70 29.61 10 10 7 10 6 - 0.00  
22 39 32 27 25 17 13 87 55 35 29.69 29.64 29.59 10 10 10 13 6 - 0.00  
23 40 33 26 20 18 15 67 52 36 29.73 29.66 29.59 10 10 10 28 13 41 0.00