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United States of America

DILLINGHAM, ALASKA


Home > North America > United States > Alaska
Elevation: 26 meters     Latitude: 59 03N     Longitude: 158 31W

WEATHER
 
CURRENT CONDITIONS

 
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MONTHLY - ALL WEATHER AVERAGES   [ Show Summary ]
[ °F ]   °C
TEMPERATURE 
Average Temperature
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C1.3-9.4-7.7-5.4-0.26.310.712.8128.20.8-5.4-8.3

Average High Temperature
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C4.6-6.3-4.4-23.210.214.516.215.411.54.1-2.5-5.2

Average Low Temperature
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C-2.1-12.5-10.8-8.7-3.62.46.99.48.64.9-2.4-8.4-11.3

Highest Recorded Temperature
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C31111215172131302722211110

Lowest Recorded Temperature
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C-40-40-34-30-26----71-2-11-16-29-33

Average Number of Days Above 90F/32C
Years on Record: 14  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days0.8------------0.4------------------0.4

Average Number of Days Above 70F/21C
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days5.1------------0.21.22.11.7------------

Average Number of Days Above 60F/15C
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days46.9------------3.411.116.913.32.3---------

Average Number of Days Above 50F/10C
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days128.1---------1.614.527.630.830.721.81.2------

Average Number of Days Above 40F/4C
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days1860.41.70.912.329.130313129.416.32.31.6

Average Number of Days Below 70F/21C
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days365312831303130313130313031

Average Number of Days Below 60F/15C
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days364.9312831303129.930.93130313031

Average Number of Days Below 50F/10C
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days339.83128313030.627.219.521.928.5313031

Average Number of Days Below 40F/4C
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days253.13128313024.44.70.32.211.92929.830.8

Average Number of Days Below 32F/0C
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days19129.42529.722.45.40.2------3.619.726.928.7

Average Number of Days Below 20F/-6C
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days104.521.316.416.76.30.1---------0.16.11720.4

Average Number of Days Below 10F/-12C
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days63.41511.99.42.9---------------0.99.114.3

Average Number of Days Below 0F/-17C
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days29.58.76.33.20.8------------------2.77.8



PRECIPITATION 
Average Precipitation
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm642.643.227.943.222.93350.86696.591.46158.445.7

Average Number of Days With Precipitation
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days140.810.77.48.57.811.313.91415.916.110.912.411.9

Most Reported Precipitation in a Month
Years on Record: 14  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm310286191162159263310253266261241279125

Least Reported Precipitation in a Month
Years on Record: 14  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm---175920213535---13575685117

Most Precipitation Reported in a Day
Years on Record: 14  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm129.55150.848.85144.233129.563.287.464.345.734.3

Avg. No. of Days w/Precip. Above 0.1in/2.5mm
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days69.65.33.242.63.86.16.89.310.15.56.66.3

Avg. No. of Days w/Precip. Above 0.2in/5mm
Years on Record: 14  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days10910886997111110137

Avg. # of Days w/Precip. Above 0.4in/10mm
Years on Record: 14  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days41333233455451

Avg. No. of Days w/Precip. Above 0.5in/13mm
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days11.910.50.70.10.30.912.41.80.71.51

Avg. No. of Days w/Precip. Above 1in/25mm
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days3.10.10.10.20.10.10.10.40.70.60.20.40.1

Average Precipitable Water
Years on Record: 20  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm.1.20.70.70.60.81.11.72.12.11.510.80.7



PRECIPITATION - RAIN 
Average Number of Rainy Days
Years on Record: 21  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days52434343566433



PRECIPITATION - SNOW 
Average Snowfall
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm230.957.924.937.311.90.8---------0.37.944.545.5

Average Number of Days With Snow
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days41.88.65.36.83.20.3---------0.12.178.4

Most Snow Reported in a Month
Years on Record: 14  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm230.9230.9143.584.187.68.9------------26.996137.4

Avg. No. of Days w/Snow Above 1in/2.5cm
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days30.56.43.65.220.2---------0.11.35.46.3

Avg. No. of Days w/Snow Above 3in/7.5cm
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days11.42.81.31.80.40.1------------0.42.42.2

Avg. No. of Days w/Snow Above 5in/12.7cm
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days4.81.30.50.80.1------------------0.91.2

Avg. No. of Days w/Snowfall Above 10in/25cm
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days0.40.1---------------------------0.10.2

Avg. # of Days w/Snow Depth Above 1in/2.5cm
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days14228.224.925.416.32------------3.516.325.4

Avg. # of Days w/Snow Depth Above 3in/7.5cm
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days128.827.52424.214.21.2------------1.912.823

Avg. # of Days w/Snow Depth Above 5in/12.7cm
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days115.525.222.822.711.70.8------------19.721.6

Avg. # of Days w/Snow Depth Above 10in/25cm
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days83.617.417.617.88.10.4---------------4.617.7



HUMIDITY 
Average Relative Humidity
Years on Record: 20  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
%7372.373.16669.868.372.277.37875.472.675.275.1



DEGREE DAYS 
Heating Degree Days
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days11216154713091322100167141330735454697812841485

Growing Degree Days
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days395------------127716012125---------



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  
Hours13.2810.112.615.418.119.818.816.113.410.88.57.2

Average Total Sky Cover
Years on Record: 20  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
%67.862.265.656.865.369.275.678.77573.264.76462.3

Average Opaque Sky Cover
Years on Record: 20  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
%64.557.761.552.861.665.672.676.873.170.960.36159.3



WIND 
Average Wind Speed
Years on Record: 20  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
km/h13.515.915.615.31412.711.811.511.512.713.313.414.4



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/m28.81.43.47.713.216.717.615.812.38.85.22.10.8

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/m25.212.24.77.29.49.99.37.85.13.11.40.6

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/m29.93.66.211.21515.215.113.91210.78.55.22

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/m28.835.1913.614.71512.79.69.67.64.51.7

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/m28.81.43.47.713.216.717.615.812.38.85.22.10.8

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/m25.41.12.95.27.29.5109.585.63.71.70.6

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/m212.84.29.715.420.218.917.916.714.814.3126.82.6

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/m212.93.68.513.620.421.72118.514.314.210.862.3

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/m26.81.22.45.410.413.413.8139.36.63.81.60.7

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/m24.70.91.846.999.596.84.62.61.20.5

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/m27.233.86.710.71211.811.48.87.25.73.41.6

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/m25.12.42.74.17.88.88.37.95.25.24.82.81.3







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