Weather History for Rochester, NH

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Friday, January 20, 2012

  Actual Average (KSFM) Record (KSFM)
Temperature  
Mean Temperature 33 °F -  
Max Temperature 42 °F 26 °F 55 °F (2006)
Min Temperature 19 °F 8 °F -13 °F (2000)
Degree Days  
Heating Degree Days 32    
Moisture  
Dew Point 13 °F    
Average Humidity 46    
Maximum Humidity 74    
Minimum Humidity 26    
Precipitation  
Precipitation 0.06 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.02 in    
Wind  
Wind Speed 5 mph (NW)    
Max Wind Speed 17 mph    
Max Gust Speed 25 mph    
Visibility 7 miles    
Events 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

Jan. 20, 2012 Rise Set
Actual Time 7:10 AM EST 4:39 PM EST
Civil Twilight 6:39 AM EST 5:10 PM EST
Nautical Twilight 6:04 AM EST 5:45 PM EST
Astronomical Twilight 5:30 AM EST 6:19 PM EST
Moon 4:46 AM EST (1/20) 2:05 PM EST (1/20)
Length of Visible Light 10h 31m
Length of Day
9h 28m
Waning Crescent, 8% of the Moon is Illuminated
Jan 20
Waning Crescent
Jan 23
New
Jan 30
First Quarter
Feb 7
Full
Feb 14
Last Quarter

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 39.2 °F 35.9 °F 21.2 °F 49% 29.95 in 0.8 mi NW 4.6 mph - 0.01 in   Unknown
12:25 AM 33.8 °F 29.6 °F 21.2 °F 60% 29.95 in 1.0 mi NW 4.6 mph - 0.02 in Snow Light Snow
12:38 AM 28.4 °F 24.6 °F 21.2 °F 74% 29.95 in 1.2 mi NW 3.5 mph - 0.02 in Snow Light Snow
12:51 AM 32.0 °F 28.7 °F 21.0 °F 64% 29.94 in 1.0 mi NW 3.5 mph - 0.03 in Snow Light Snow
1:35 AM 28.4 °F 24.6 °F 21.2 °F 74% 29.92 in 1.0 mi NW 3.5 mph - 0.02 in Snow Light Snow
1:48 AM 30.2 °F - 21.2 °F 69% 29.92 in 1.5 mi Calm Calm - 0.02 in Snow Light Snow
1:51 AM 30.0 °F - 21.9 °F 72% 29.92 in 1.2 mi Calm Calm - 0.02 in Snow Light Snow
2:34 AM 37.4 °F 33.8 °F 21.2 °F 52% 29.91 in 2.5 mi NW 4.6 mph - 0.01 in Snow Light Snow
2:41 AM 42.8 °F 39.3 °F 21.2 °F 42% 29.91 in 2.5 mi NW 5.8 mph - 0.01 in   Unknown
2:48 AM 41.0 °F 38.0 °F 21.2 °F 45% 29.91 in 4.0 mi NW 4.6 mph - 0.01 in   Haze
2:51 AM 39.9 °F 35.8 °F 21.0 °F 47% 29.91 in 4.0 mi NW 5.8 mph - 0.01 in   Haze
4:51 AM 37.0 °F 31.6 °F 18.0 °F 46% 29.90 in 10.0 mi NW 6.9 mph - N/A   Scattered Clouds
5:21 AM 30.2 °F 26.7 °F 17.6 °F 60% 29.90 in 10.0 mi NNW 3.5 mph - N/A   Scattered Clouds
5:51 AM 26.1 °F - 17.1 °F 69% 29.91 in 10.0 mi Calm Calm - N/A   Clear
7:51 AM 28.9 °F 25.2 °F 17.1 °F 61% 29.96 in 10.0 mi WNW 3.5 mph - N/A   Clear
8:51 AM 41.0 °F 35.8 °F 18.0 °F 40% 29.99 in 8.0 mi West 8.1 mph - N/A   Clear
9:51 AM 37.9 °F 30.9 °F 10.9 °F 33% 30.02 in 10.0 mi West 10.4 mph 20.7 mph N/A   Clear
10:51 AM 37.9 °F 30.0 °F 10.0 °F 32% 30.02 in 10.0 mi WNW 12.7 mph 20.7 mph 0.00 in   Clear
11:51 AM 41.0 °F 33.1 °F 10.9 °F 29% 30.04 in 10.0 mi WNW 15.0 mph 20.7 mph N/A   Partly Cloudy
12:51 PM 39.0 °F 32.3 °F 7.0 °F 27% 30.03 in 10.0 mi West 10.4 mph 21.9 mph N/A   Clear
1:51 PM 37.9 °F 28.5 °F 7.0 °F 28% 30.05 in 10.0 mi WNW 17.3 mph 25.3 mph N/A   Clear
2:51 PM 34.0 °F 24.6 °F 5.0 °F 30% 30.09 in 10.0 mi WNW 13.8 mph 25.3 mph N/A   Clear
3:51 PM 35.1 °F 25.5 °F 3.9 °F 27% 30.12 in 10.0 mi WNW 15.0 mph 21.9 mph N/A   Clear
4:51 PM 32.0 °F 26.4 °F 3.9 °F 31% 30.13 in 10.0 mi NNW 5.8 mph - N/A   Clear
6:51 PM 24.1 °F - 3.0 °F 40% 30.21 in 10.0 mi Calm Calm - N/A   Clear
7:51 PM 25.0 °F 20.7 °F 1.9 °F 37% 30.22 in 10.0 mi Variable 3.5 mph - N/A   Clear
9:51 PM 26.1 °F 18.4 °F -0.0 °F 32% 30.25 in 10.0 mi NW 6.9 mph - N/A   Clear
10:51 PM 28.9 °F 20.4 °F -2.0 °F 26% 30.24 in 10.0 mi WNW 9.2 mph - N/A   Clear
11:51 PM 19.0 °F 11.1 °F -4.0 °F 36% 30.25 in 10.0 mi NW 5.8 mph - N/A   Clear