Weather History for Portsmouth, NH

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Week of January 12, 2014 through January 18, 2014

  Max Avg Min Sum
Temperature  
Max Temperature 53 °F 44 °F 34 °F
Mean Temperature 46 °F 38 °F 31 °F
Min Temperature 40 °F 31 °F 27 °F
Degree Days  
Heating Degree Days (base 65) 34 27 20 192
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 54 °F 34 °F 22 °F
Precipitation  
Precipitation 0.63 in 0.15 in 0.00 in 1.02 in
Snowdepth 5.0 in 5.0 in 5.0 in -
Wind  
Wind 21 mph 6 mph 0 mph
Gust Wind 34 mph 25 mph 18 mph
Sea Level Pressure  
Sea Level Pressure 30.11 in 29.82 in 29.23 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Jan. 15, 2014 Rise Set
Actual Time 7:11 AM EST 4:33 PM EST
Civil Twilight 6:40 AM EST 5:05 PM EST
Nautical Twilight 6:05 AM EST 5:40 PM EST
Astronomical Twilight 5:31 AM EST 6:14 PM EST
Moon 4:30 PM EST (1/15) 6:24 AM EST (1/15)
Length of Visible Light 10h 24m
Length of Day
9h 21m
Full, 100% of the Moon is Illuminated
Jan 15
Full
Jan 15
Full
Jan 24
Last Quarter
Jan 30
New
Feb 6
First Quarter

Daily Weather History & Observations

2014 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Jan high avg low high avg low high avg low high avg low high avg low high avg high sum  
12 53 46 36 54 32 22 100 66 44 29.94 29.53 29.23 10 10 10 21 14 34 0.00 Rain
13 48 39 30 41 28 24 99 65 37 30.11 30.01 29.88 10 10 10 13 7 - 0.00  
14 46 43 40 46 44 40 100 99 86 29.87 29.72 29.60 10 5 0 9 6 - 0.63 Fog , Rain
15 46 37 28 40 35 28 100 94 64 30.01 29.92 29.75 10 8 0 7 4 - 0.00 Fog
16 35 31 27 36 32 27 100 100 100 29.94 29.89 29.85 8 2 0 6 3 - 0.00 Fog
17 44 37 30 40 33 27 100 92 62 29.96 29.93 29.89 10 5 0 9 3 - 0.00 Fog
18 34 31 28 34 31 26 100 98 87 29.93 29.74 29.63 10 5 0 12 4 - 0.39 Fog , Rain , Snow