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United States of America

WEST CORNWALL, CONNECTICUT


Home > North America > United States > Connecticut
Elevation: 396 meters     Latitude: 41 54N     Longitude: 073 19W

WEATHER
 
CURRENT CONDITIONS

Sunrise/Set
05:50 am
07:50 pm
Local Time
9:12 pm EDT
29 April, 2024
 
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MONTHLY - ALL WEATHER AVERAGES   [ Show Summary ]
[ °F ]   °C
TEMPERATURE 
Average Temperature
Years on Record: 77  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C8.3-4.6-4.10.7713.318.220.919.816.210.63.8-2.8

Average High Temperature
Years on Record: 77  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C13.4-0.20.65.612.719.224.126.725.521.815.98.31.4

Average Low Temperature
Years on Record: 77  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C3.1-9-8.8-4.31.47.412.315.214.210.65.2-0.6-6.9

Highest Recorded Temperature
Years on Record: 77  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C36.721.12027.83033.336.736.736.736.731.72519.4

Lowest Recorded Temperature
Years on Record: 77  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C-32.2-28.3-32.2-23.3-12.2-3.9---52.8-3.3-9.4-20.6-30

Average Number of Days Above 90F/32C
Years on Record: 77  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days3.4---------------0.51.610.2---------

Average Number of Days Below 32F/0C
Years on Record: 77  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days148.529.427.125.813.11.2---------0.55.418.128

Average Number of Days Below 0F/-17C
Years on Record: 77  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days7.43.22.50.3------------------------1.3



PRECIPITATION 
Average Precipitation
Years on Record: 77  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm11208378879198104107106988410085

Average Number of Days With Precipitation
Years on Record: 77  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days1321210121213111111991111

Most Reported Precipitation in a Month
Years on Record: 77  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm471194167204194179246247471331299235242

Least Reported Precipitation in a Month
Years on Record: 77  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm213217212422922166227

Most Precipitation Reported in a Day
Years on Record: 77  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm178.358.45055.467.359.996.590.7178.3130.894.577.5119.6

Avg. No. of Days w/Precip. Above 0.2in/5mm
Years on Record: 77  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days87878897776677

Avg. # of Days w/Precip. Above 0.4in/10mm
Years on Record: 77  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days29222223333232

Avg. No. of Days w/Precip. Above 1in/25mm
Years on Record: 77  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days12111111111111



PRECIPITATION - SNOW 
Average Snowfall
Years on Record: 77  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm179.641.443.235.612.40.2------------0.814.531.5

Most Snow Reported in a Month
Years on Record: 77  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm113.899.1109.7113.848.32.5------------16.559.982.8



DEGREE DAYS 
Heating Degree Days
Years on Record: 77  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days2491.1538.3476.7377.2184.445.63.9------14.498.9270481.7

Cooling Degree Days
Years on Record: 77  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days235.6---------1.18.342.889.466.724.42.8------

Growing Degree Days
Years on Record: 77  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days1196.3------------101.6246.7339.3304.8186.717.2------



SKY CONDITIONS 
Average Length of Day
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Hours12.710.111.112.513.915.115.715.414.312.911.510.39.7



SOLAR RADIATION 
Average Daily Solar Radiation - Global
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m213.26.49.61315.818.420.120.218.114.710.36.65.4

Average Daily Solar Radiation - Diffuse
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m25.52.63.65.278.38.98.57.35.74.12.92.3

Average Daily Solar Radiation - Reflected
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m214.911.514.315.816.116.917.51817.716.614.210.610.1

Average Daily Solar Radiation - Direct
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m214.811.614.715.4151617.418.517.616.613.910.510.2

Maximum Daily Solar Radiation - Global
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m213.26.49.61315.818.420.120.218.114.710.36.65.4

Maximum Daily Solar Radiation - Diffuse
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m25.72.73.85.47.28.59.18.77.664.232.3

Maximum Daily Solar Radiation - Reflected
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m217.814.518.517.819.419.719.620.220.119.717.712.713.9

Maximum Daily Solar Radiation - Direct
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m219.415.420.518.420.521.621.823.122.221.71913.414.9

Minimum Daily Solar Radiation - Global
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m211.15.57.711.612.715.216.818.116.311.68.54.94.4

Minimum Daily Solar Radiation - Diffuse
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m25.22.4356.67.98.586.85.23.72.82

Minimum Daily Solar Radiation - Reflected
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m212.19.110.713.612.713.914.816.115.912.6116.97.5

Minimum Daily Solar Radiation - Direct
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m210.48.79.512.29.610.812.114.714.410.49.65.86.9




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