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United States of America

SUMMIT, ALASKA


Home > North America > United States > Alaska
Elevation: 73 meters     Latitude: 63 20N     Longitude: 149 08W

WEATHER
 
CURRENT CONDITIONS

 
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MONTHLY - ALL WEATHER AVERAGES   [ Show Summary ]
[ °F ]   °C
TEMPERATURE 
Average Temperature
Years on Record: 28  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C-3.9-18.1-14.9----4.839.311.29.44.3-5-12.5-16.1

Average High Temperature
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C-0.4-16.2-14-8.9-0.3713.916.114.28.2-1.9-10.8-12.8

Average Low Temperature
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C-8.8-23.2-21.6-18-10.4-2.13.86.55.1-0.3-9.1-17.3-19.7

Highest Recorded Temperature
Years on Record: 28  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C31.78.35.613.924.431.727.227.223.9156.75.631.7

Lowest Recorded Temperature
Years on Record: 28  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C-42.8-42.8-40-26.7-17.2-3.3----6.7-14.4-26.1-32.8-41.7-42.8

Average Number of Days Below 32F/0C
Years on Record: 28  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days248283128.229.921.92.10.1214.229.93031

Average Number of Days Below 0F/-17C
Years on Record: 28  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days7920.815.42.5---------------2.312.718.37



PRECIPITATION 
Average Precipitation
Years on Record: 28  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm473232922171753737566383227

Average Number of Days With Precipitation
Years on Record: 28  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days13791099812161616121010

Most Reported Precipitation in a Month
Years on Record: 28  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm1615510966617611014216115696123118

Least Reported Precipitation in a Month
Years on Record: 28  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm---3---2331327247327

Most Precipitation Reported in a Day
Years on Record: 28  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm70.926.270.913.524.648.356.445.741.934.831.53327.7

Avg. No. of Days w/Precip. Above 0.2in/5mm
Years on Record: 28  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days56333226898543

Avg. # of Days w/Precip. Above 0.4in/10mm
Years on Record: 28  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days5---------------11111------



PRECIPITATION - SNOW 
Average Snowfall
Years on Record: 28  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm298.735.339.634.324.410.73.610.812.242.250.843.9

Average Snow Cover
Years on Record: 28  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm387383917322------------123353

Most Snow Reported in a Month
Years on Record: 28  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm190.8126.2113107.472.944.223.924.622.954.6139.2190.8128.8



DEGREE DAYS 
Heating Degree Days
Years on Record: 28  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days6095.6955782.2780526.7303.3112.867.2110254.4551.1758.9893.9

Growing Degree Days
Years on Record: 28  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days35---------------35------------------



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  
Hours13.679.712.716.119.922.420.517.113.710.57.66



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/m29.10.837.713.91820.217.513.48.84.41.30.2

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/m24.90.524.578.9109.47.84.92.70.90.2

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/m210.72.96.412.517.816.817.215.413.411.78.541.1

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/m210.92.65.810.917.219.621.717.412.711.37.43.8---

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/m29.10.837.713.91820.217.513.48.84.41.30.2

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/m250.62.24.77910.19.585.2310.2

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/m212.73.47.714.520.319.419.118.218.514.210.14.91.6

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/m2---3.17.113.220.825.126.123.521.714.58.94.2---

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/m27.60.72.56.611.714.617.114.911.573.31.10.2

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/m24.70.51.74.16.98.89.99.27.74.52.20.80.2

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/m28.52.5510.214.313.214.51311.28.55.83.40.7

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/m2---2.24.38.211.712.615.412.28.97.14.83.1---







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