Weather History for Rochester, NH

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Wednesday, December 19, 2012

  Actual Average (KSFM) Record (KSFM)
Temperature  
Mean Temperature 39 °F -  
Max Temperature 42 °F 35 °F 46 °F (1997)
Min Temperature 36 °F 17 °F 1 °F (2007)
Degree Days  
Heating Degree Days 26    
Moisture  
Dew Point 34 °F    
Average Humidity 86    
Maximum Humidity 96    
Minimum Humidity 70    
Precipitation  
Precipitation 0.12 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.66 in    
Wind  
Wind Speed 11 mph (NNW)    
Max Wind Speed 15 mph    
Max Gust Speed 25 mph    
Visibility 9 miles    
Events Rain    
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

Dec. 19, 2012 Rise Set
Actual Time 7:11 AM EST 4:10 PM EST
Civil Twilight 6:39 AM EST 4:42 PM EST
Nautical Twilight 6:03 AM EST 5:19 PM EST
Astronomical Twilight 5:28 AM EST 5:53 PM EST
Moon 11:08 AM EST 11:47 PM EST
Length of Visible Light 10h 03m
Length of Day
8h 58m
Waxing Crescent, 45% of the Moon is Illuminated
Dec 19
Waxing Crescent
Dec 20
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 37.9 °F 30.9 °F 36.0 °F 93% 29.40 in 4.0 mi NW 10.4 mph - 0.00 in Rain Light Rain
1:06 AM 37.4 °F 28.9 °F 35.6 °F 93% 29.41 in 4.0 mi NW 13.8 mph - 0.00 in Rain Light Rain
1:51 AM 37.9 °F 30.5 °F 36.0 °F 93% 29.42 in 8.0 mi NW 11.5 mph - 0.01 in Rain Light Rain
2:13 AM 37.4 °F 29.3 °F 35.6 °F 93% 29.42 in 10.0 mi NNW 12.7 mph - 0.00 in Rain Light Rain
2:51 AM 37.9 °F 29.6 °F 35.1 °F 89% 29.42 in 10.0 mi NNW 13.8 mph - 0.00 in Rain Light Rain
3:51 AM 37.9 °F 29.2 °F 35.1 °F 89% 29.42 in 10.0 mi NNW 15.0 mph - 0.02 in Rain Light Rain
5:08 AM 37.4 °F 30.3 °F 35.6 °F 93% 29.44 in 10.0 mi NW 10.4 mph - 0.00 in Rain Light Rain
5:51 AM 37.9 °F 30.0 °F 35.1 °F 89% 29.45 in 10.0 mi NW 12.7 mph - 0.01 in Rain Light Rain
6:51 AM 37.0 °F 29.8 °F 36.0 °F 96% 29.48 in 6.0 mi NW 10.4 mph - 0.03 in Rain Light Rain
7:11 AM 37.4 °F 30.8 °F 35.6 °F 93% 29.49 in 8.0 mi NW 9.2 mph - 0.01 in Rain Light Rain
7:36 AM 37.4 °F 29.3 °F 35.6 °F 93% 29.50 in 7.0 mi NW 12.7 mph - 0.04 in Rain Light Rain
7:51 AM 37.0 °F 28.9 °F 35.1 °F 93% 29.50 in 8.0 mi NW 12.7 mph - 0.04 in Rain Light Rain
8:06 AM 37.4 °F 28.9 °F 35.6 °F 93% 29.51 in 10.0 mi NW 13.8 mph - 0.00 in Rain Light Rain
8:51 AM 37.0 °F 28.9 °F 35.1 °F 93% 29.53 in 10.0 mi NW 12.7 mph - 0.01 in   Overcast
10:51 AM 39.9 °F 32.5 °F 36.0 °F 86% 29.57 in 10.0 mi NNW 12.7 mph - 0.00 in   Overcast
11:51 AM 39.9 °F 31.8 °F 34.0 °F 79% 29.60 in 10.0 mi North 15.0 mph 20.7 mph N/A   Overcast
12:51 PM 41.0 °F 33.9 °F 33.1 °F 73% 29.62 in 10.0 mi North 12.7 mph 20.7 mph N/A   Overcast
1:13 PM 42.8 °F 35.8 °F 33.8 °F 70% 29.64 in 10.0 mi North 13.8 mph 25.3 mph N/A   Overcast
1:51 PM 41.0 °F 33.1 °F 32.0 °F 70% 29.67 in 10.0 mi NNW 15.0 mph 21.9 mph N/A   Overcast
2:14 PM 39.2 °F 32.5 °F 33.8 °F 81% 29.68 in 10.0 mi NW 10.4 mph - N/A   Overcast
2:51 PM 39.0 °F 33.4 °F 35.1 °F 86% 29.71 in 10.0 mi NNW 8.1 mph - 0.00 in   Overcast
3:09 PM 39.2 °F 32.0 °F 33.8 °F 81% 29.72 in 10.0 mi NNW 11.5 mph - N/A   Overcast
3:51 PM 39.0 °F 32.8 °F 34.0 °F 82% 29.75 in 10.0 mi NW 9.2 mph - N/A   Overcast
4:51 PM 37.9 °F 31.5 °F 34.0 °F 86% 29.80 in 10.0 mi NW 9.2 mph - N/A   Overcast
5:28 PM 39.2 °F 32.5 °F 33.8 °F 81% 29.82 in 10.0 mi NNW 10.4 mph - 0.00 in Rain Light Rain
5:51 PM 37.9 °F 30.9 °F 33.1 °F 83% 29.83 in 10.0 mi NNW 10.4 mph - 0.00 in Rain Light Rain
6:08 PM 37.4 °F 31.4 °F 33.8 °F 87% 29.83 in 10.0 mi North 8.1 mph - 0.00 in Rain Light Rain
6:46 PM 37.4 °F 32.1 °F 33.8 °F 87% 29.87 in 10.0 mi NNW 6.9 mph - 0.00 in   Overcast
6:51 PM 37.9 °F 34.4 °F 33.1 °F 83% 29.87 in 10.0 mi North 4.6 mph - 0.00 in   Overcast
7:51 PM 37.0 °F 31.0 °F 33.1 °F 86% 29.91 in 10.0 mi NNW 8.1 mph - N/A   Overcast
8:51 PM 37.0 °F 34.5 °F 33.1 °F 86% 29.94 in 10.0 mi WNW 3.5 mph - N/A   Overcast
9:05 PM 37.4 °F - 33.8 °F 87% 29.94 in 10.0 mi Calm Calm - N/A   Overcast
9:51 PM 36.0 °F 30.3 °F 30.9 °F 82% 29.95 in 10.0 mi NW 6.9 mph - N/A   Overcast
10:51 PM 37.0 °F 34.5 °F 30.9 °F 79% 29.98 in 10.0 mi North 3.5 mph - N/A   Overcast
11:51 PM 36.0 °F - 32.0 °F 86% 30.00 in 10.0 mi Calm Calm - N/A   Overcast