Weather History for Portsmouth, NH

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Week of September 29, 2013 through October 5, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 80 °F 70 °F 63 °F
Mean Temperature 65 °F 60 °F 54 °F
Min Temperature 57 °F 49 °F 45 °F
Degree Days  
Heating Degree Days (base 65) 11 5 0 37
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 15 10 4 67
Dew Point  
Dew Point 62 °F 51 °F 44 °F
Precipitation  
Precipitation 0.00 in 0.00 in 0.00 in 0.00 in
Snowdepth - - - -
Wind  
Wind 15 mph 4 mph 0 mph
Gust Wind - - -
Sea Level Pressure  
Sea Level Pressure 30.27 in 30.03 in 29.80 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Sep. 29, 2013 Rise Set
Actual Time 6:38 AM EDT 6:27 PM EDT
Civil Twilight 6:10 AM EDT 6:55 PM EDT
Nautical Twilight 5:37 AM EDT 7:28 PM EDT
Astronomical Twilight 5:03 AM EDT 8:02 PM EDT
Moon 1:09 AM EDT (9/29) 3:28 PM EDT (9/29)
Length of Visible Light 12h 45m
Length of Day
11h 49m
Waning Crescent, 27% of the Moon is Illuminated
Sep 29
Waning Crescent
Oct 4
New
Oct 11
First Quarter
Oct 18
Full
Oct 26
Last Quarter

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
29 65 56 46 62 49 44 100 91 47 30.27 30.20 30.12 10 5 0 10 3 - 0.00 Fog
30 63 54 45 58 48 45 100 93 57 30.14 30.07 29.98 10 5 0 8 3 - 0.00 Fog
2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Oct high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 76 60 45 56 50 45 99 76 37 29.97 29.90 29.84 10 9 7 10 4 - 0.00  
2 80 65 51 58 56 51 100 78 48 29.93 29.85 29.80 10 9 8 15 4 - 0.00 Fog
3 77 64 52 58 51 45 95 68 32 30.08 30.02 29.94 10 10 10 10 5 - 0.00  
4 68 58 49 57 53 48 96 77 53 30.09 30.05 30.03 10 10 10 5 3 - 0.00  
5 63 60 57 57 52 48 94 77 64 30.13 30.10 30.05 10 10 10 8 4 - 0.00 Rain