Weather History for St. Johnsbury, VT

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Friday, September 14, 2012

  Actual Average Record
Temperature  
Mean Temperature 66 °F 61 °F  
Max Temperature 80 °F 72 °F 87 °F (1916)
Min Temperature 51 °F 50 °F 28 °F (1911)
Degree Days  
Heating Degree Days 0 5  
Month to date heating degree days 44 51  
Since 1 July heating degree days 80 101  
Cooling Degree Days 1 1  
Month to date cooling degree days 17 25  
Year to date cooling degree days 377 423  
Growing Degree Days 16 (Base 50)    
Moisture  
Dew Point 56 °F    
Average Humidity 71    
Maximum Humidity 100    
Minimum Humidity 42    
Precipitation  
Precipitation 0.00 in 0.11 in 1.62 in (1977)
Month to date precipitation 2.01 1.43  
Year to date precipitation 24.12 27.19  
Sea Level Pressure  
Sea Level Pressure 30.12 in    
Wind  
Wind Speed - (North)    
Max Wind Speed -    
Max Gust Speed -    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Sep. 14, 2012 Rise Set
Actual Time 6:26 AM EDT 6:59 PM EDT
Civil Twilight 5:57 AM EDT 7:28 PM EDT
Nautical Twilight 5:22 AM EDT 8:03 PM EDT
Astronomical Twilight 4:46 AM EDT 8:39 PM EDT
Moon 4:45 AM EDT (9/14) 5:55 PM EDT (9/14)
Length of Visible Light 13h 31m
Length of Day
12h 33m
Waning Crescent, 3% of the Moon is Illuminated
Sep 14
Waning Crescent
Sep 15
New
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 55.0 °F - 53.1 °F 93% 30.22 in - North - - N/A   Unknown
1:54 AM 54.0 °F - 52.0 °F 93% 30.22 in - North - - N/A   Unknown
2:54 AM 54.0 °F - 52.0 °F 93% 30.22 in - North - - N/A   Unknown
3:54 AM 53.1 °F - 53.1 °F 100% 30.22 in - North - - N/A   Unknown
4:54 AM 52.0 °F - 52.0 °F 100% 30.21 in - North - - N/A   Unknown
5:54 AM 52.0 °F - 52.0 °F 100% 30.22 in - North - - N/A   Unknown
6:54 AM 52.0 °F - 52.0 °F 100% 30.23 in - North - - N/A   Unknown
7:54 AM 52.0 °F - 52.0 °F 100% 30.23 in - North - - N/A   Unknown
8:54 AM 53.1 °F - 53.1 °F 100% 30.22 in - North - - N/A   Unknown
9:54 AM 55.0 °F - 54.0 °F 96% 30.21 in - North - - N/A   Unknown
10:54 AM 64.0 °F - 57.0 °F 78% 30.18 in - North - - N/A   Unknown
11:54 AM 71.1 °F - 59.0 °F 66% 30.14 in - North - - N/A   Unknown
12:54 PM 75.0 °F - 59.0 °F 57% 30.12 in - North - - N/A   Unknown
1:54 PM 80.1 °F 80.4 °F 57.0 °F 45% 30.09 in - North - - N/A   Unknown
2:54 PM 80.1 °F 80.4 °F 57.0 °F 45% 30.06 in - North - - N/A   Unknown
3:54 PM 80.1 °F 80.2 °F 55.9 °F 43% 30.05 in - North - - N/A   Unknown
4:54 PM 79.0 °F - 57.0 °F 47% 30.03 in - North - - N/A   Unknown
5:54 PM 77.0 °F - 57.0 °F 50% 30.02 in - North - - N/A   Unknown
6:54 PM 71.1 °F - 62.1 °F 73% 30.01 in - North - - N/A   Unknown
7:54 PM 68.0 °F - 61.0 °F 78% 30.01 in - North - - N/A   Unknown
8:54 PM 66.0 °F - 60.1 °F 81% 30.00 in - North - - N/A   Unknown
9:54 PM 64.0 °F - 60.1 °F 87% 30.00 in - North - - N/A   Unknown
10:54 PM 66.0 °F - 57.9 °F 75% 29.99 in - North - - N/A   Unknown
11:54 PM 66.0 °F - 57.9 °F 75% 29.96 in - North - - N/A   Unknown