Weather History for St. Johnsbury, VT

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Saturday, December 29, 2012

  Actual Average Record
Temperature  
Mean Temperature 16 °F 19 °F  
Max Temperature 22 °F 28 °F 55 °F (1982)
Min Temperature 10 °F 9 °F -28 °F (1933)
Degree Days  
Heating Degree Days 49 46  
Month to date heating degree days 1042 1204  
Since 1 July heating degree days 2721 2860  
Moisture  
Dew Point 15 °F    
Average Humidity 88    
Maximum Humidity 92    
Minimum Humidity 83    
Precipitation  
Precipitation 0.15 in 0.09 in 1.37 in (1967)
Month to date precipitation 3.28 2.90  
Year to date precipitation 34.01 39.32  
Sea Level Pressure  
Sea Level Pressure 29.85 in    
Wind  
Wind Speed - (North)    
Max Wind Speed -    
Max Gust Speed -    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Date:

Astronomy

Dec. 29, 2012 Rise Set
Actual Time 7:24 AM EST 4:16 PM EST
Civil Twilight 6:50 AM EST 4:50 PM EST
Nautical Twilight 6:13 AM EST 5:26 PM EST
Astronomical Twilight 5:38 AM EST 6:02 PM EST
Moon 5:51 PM EST (12/29) 7:52 AM EST (12/29)
Length of Visible Light 9h 59m
Length of Day
8h 52m
Full, 98% of the Moon is Illuminated
Dec 29
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
Full

Hourly Weather History & Observations

Time (EST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 15.1 °F 12.0 °F 88% 30.04 in - North - - N/A   Unknown
1:54 AM 12.9 °F 10.9 °F 92% 30.05 in - North - - N/A   Unknown
2:54 AM 12.9 °F 10.0 °F 88% 30.04 in - North - - N/A   Unknown
3:54 AM 10.9 °F 7.0 °F 84% 30.04 in - North - - N/A   Unknown
4:54 AM 10.0 °F 7.0 °F 87% 30.04 in - North - - N/A   Unknown
5:54 AM 12.0 °F 10.0 °F 92% 30.04 in - North - - N/A   Unknown
6:54 AM 12.9 °F 10.9 °F 92% 30.02 in - North - - N/A   Unknown
7:54 AM 12.9 °F 10.9 °F 92% 29.99 in - North - - N/A   Unknown
8:54 AM 15.1 °F 12.9 °F 91% 29.99 in - North - - N/A   Unknown
9:54 AM 17.1 °F 14.0 °F 88% 29.99 in - North - - N/A   Unknown
10:54 AM 19.0 °F 15.1 °F 85% 29.97 in - North - - N/A   Unknown
11:54 AM 19.9 °F 16.0 °F 85% 29.93 in - North - - N/A   Unknown
12:54 PM 21.0 °F 17.1 °F 85% 29.86 in - North - - N/A   Unknown
1:54 PM 21.0 °F 18.0 °F 88% 29.81 in - North - - 0.01 in   Unknown
2:54 PM 21.9 °F 19.0 °F 89% 29.78 in - North - - 0.02 in   Unknown
3:54 PM 21.9 °F 19.0 °F 89% 29.76 in - North - - 0.01 in   Unknown
4:54 PM 21.9 °F 19.9 °F 92% 29.75 in - North - - 0.03 in   Unknown
5:54 PM 21.9 °F 19.9 °F 92% 29.72 in - North - - 0.03 in   Unknown
6:54 PM 21.0 °F 19.0 °F 92% 29.66 in - North - - 0.02 in   Unknown
7:54 PM 21.0 °F 19.0 °F 92% 29.65 in - North - - N/A   Unknown
8:54 PM 21.9 °F 19.9 °F 92% 29.61 in - North - - 0.01 in   Unknown
9:54 PM 21.9 °F 19.0 °F 89% 29.59 in - North - - N/A   Unknown
10:54 PM 21.9 °F 19.0 °F 89% 29.59 in - North - - N/A   Unknown
11:54 PM 21.9 °F 19.0 °F 89% 29.56 in - North - - 0.02 in   Unknown