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United States of America

COFFMAN COVE - TONGASS NATIONAL FOREST, ALASKA


Home > North America > United States > Alaska
Elevation: 3 meters     Latitude: 56 00N     Longitude: 132 50W

WEATHER
 
CURRENT CONDITIONS

Sunrise/Set
04:41 am
08:53 pm
Local Time
4:28 pm AKDT
12 May, 2024
 
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MONTHLY - ALL WEATHER AVERAGES   [ Show Summary ]
[ °F ]   °C
TEMPERATURE 
Average Temperature
Years on Record: 7  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C5.8-1.4-0.3---4.87.710.813.813.510.66.42.10.6

Average High Temperature
Years on Record: 7  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C9.81.93.2---8.712.315.318.618.115.210.15.23.6

Average Low Temperature
Years on Record: 7  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C1.9-4.6-3.9---0.83.16.39.28.95.92.8-1-2.4

Highest Recorded Temperature
Years on Record: 7  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C30109.420.619.425.63027.82516.716.18.930

Lowest Recorded Temperature
Years on Record: 7  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C-20-20-18.9-4.4-3.3----------2.2-6.7-12.8-17.8-20

Average Number of Days Below 32F/0C
Years on Record: 7  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days1452925.824.212.84.70.30.2---0.871822.4

Average Number of Days Below 0F/-17C
Years on Record: 7  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days30.80.5------------------------0.21.5



PRECIPITATION 
Average Precipitation
Years on Record: 7  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm207824818515715112411391103176312188230

Average Number of Days With Precipitation
Years on Record: 7  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days224171618192019161619261820

Most Reported Precipitation in a Month
Years on Record: 7  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm428362306222168211137135129276428300292

Least Reported Precipitation in a Month
Years on Record: 7  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm2213411268136379322759619579194

Most Precipitation Reported in a Day
Years on Record: 7  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm81.381.345.741.930.531.821.625.425.461616143.9

Avg. No. of Days w/Precip. Above 0.2in/5mm
Years on Record: 7  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days180161416161514121114201517

Avg. # of Days w/Precip. Above 0.4in/10mm
Years on Record: 7  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days618745321361057

Avg. No. of Days w/Precip. Above 1in/25mm
Years on Record: 7  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days15221---------------2323



PRECIPITATION - SNOW 
Average Snowfall
Years on Record: 7  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm168.955.126.7333.3---------------0.210.440.1

Most Snow Reported in a Month
Years on Record: 7  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm77.768.351.853.316.5---------------1.330.577.7



DEGREE DAYS 
Heating Degree Days
Years on Record: 7  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days2627.2438.9372.2352.2240.6157.86516.713.972.8197.8320379.4

Cooling Degree Days
Years on Record: 7  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days3.3------------------3.3---------------

Growing Degree Days
Years on Record: 7  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days266.5------------25.8115108.517.2------------



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  
Hours13.18.510.312.61517.318.517.815.713.3118.97.8



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/m291.84.38.113.116.617.51613.18.952.51.1

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/m25.31.32.74.97.39.39.89.37.95.33.11.70.9

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/m29.83.87.310.613.915.115.11412.810.37.44.72.2

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/m28.53.16.28.512.313.814.212.410.58.76.44.11.7

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/m291.84.38.113.116.617.51613.18.952.51.1

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/m25.51.53.35.47.49.4109.58.15.93.41.90.9

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/m212.54.910.614.518.418.61916.215.814.88.66.22.7

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/m212.54.29.112.419.420.422.116.615.314.47.75.62.1

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/m27.31.53.36.811.113.914.712.610.26.73.81.80.9

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/m24.91.12.34.67.199.68.97.24.72.61.40.8

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/m27.52.85.2811.312.512.7119.67.15.231.6

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/m25.32.13.95.98.49.29.46.85.94.84.12.31.1




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