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United States of America

PORT HEIDEN, ALASKA


Home > North America > United States > Alaska
Elevation: 95 feet     Latitude: 56 58N     Longitude: 158 39W

WEATHER
 
CURRENT CONDITIONS

As of 16 September, 2019 @ 10:56 pm EDT
(30 Minutes Ago)

Cloudy
Temperature
53.6°F
Humidity
81.9 %
Wind
9.2 mph
Sunrise/Set
12:09 pm
12:49 am
Visibility
10 mi
Dew Point
48.2 °F
Pressure
29.88 in hg
Local Time
11:26 pm EDT
16 September, 2019
 
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MONTHLY - ALL WEATHER AVERAGES   [ Show Summary ]
[ °C ]   °F
TEMPERATURE 
Average Temperature
Years on Record: 6  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F36232325314047515247383025

Average High Temperature
Years on Record: 6  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F42293031374754575853433632

Average Low Temperature
Years on Record: 6  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F30171719253340454742332418

Highest Recorded Temperature
Years on Record: 6  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F82464954516571738268575049

Lowest Recorded Temperature
Years on Record: 6  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F-19-19-14-10-5142932313111-15-12



PRECIPITATION 
Average Precipitation
Years on Record: 6  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in.17.10.70.50.60.40.81.21.732.631.41.2

Average Precipitable Water
Years on Record: 20  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in.0.50.30.30.30.40.50.70.90.80.60.40.30.3



PRECIPITATION - RAIN 
Average Number of Rainy Days
Years on Record: 6  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days36.32.21.71.61.12.32.83.75.64.452.83.1



PRECIPITATION - SNOW 
Average Snowfall
Years on Record: 5  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in.32.353.94.93.51.1------------1.83.58.6



HUMIDITY 
Average Relative Humidity
Years on Record: 20  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
%65.861.265.660.664.263.767.574.170.566.767.764.864.1



DEGREE DAYS 
Heating Degree Days
Years on Record: 6  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days10522.913021172.412401020775540434387.552583710501240

Growing Degree Days
Years on Record: 6  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days108.5------------------3177.5------------



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 
Hours13.18.410.312.615.117.518.918.115.813.310.98.87.7

Average Total Sky Cover
Years on Record: 20  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
%7467.96568.473.973.278.58380.478.875.67271

Average Opaque Sky Cover
Years on Record: 20  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
%69.961.859.262.968.96974.88277.975.771.668.766.4



WIND 
Average Wind Speed
Years on Record: 20  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
mph12.813.214.313.612.712.311.910.611.912.712.613.814.4



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 
kWh/m22.80.61.32.74.35.45.64.83.82.81.60.70.4

Average Daily Solar Radiation - Diffuse
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m21.50.40.81.522.62.82.62.21.50.90.50.3

Average Daily Solar Radiation - Reflected
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m23.21.32.33.94.854.84.33.83.42.51.41.1

Average Daily Solar Radiation - Direct
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m23.11.223.54.95.35.34.23.33.22.31.31

Maximum Daily Solar Radiation - Global
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m22.80.61.32.74.35.45.64.83.82.81.60.70.4

Maximum Daily Solar Radiation - Diffuse
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m21.60.40.91.62.12.72.82.62.21.61.10.50.3

Maximum Daily Solar Radiation - Reflected
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m23.91.52.84.75.866.154.64.23.11.81.2

Maximum Daily Solar Radiation - Direct
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m24.21.32.44.26.47.28.15.74.74.12.91.71.2

Minimum Daily Solar Radiation - Global
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m22.40.51.12.23.74.34.74.13.32.31.40.60.4

Minimum Daily Solar Radiation - Diffuse
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m21.50.40.71.322.62.72.62.21.40.90.40.3

Minimum Daily Solar Radiation - Reflected
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m22.61.21.92.83.93.943.63.22.72.11.20.9

Minimum Daily Solar Radiation - Direct
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m22.211.72.33.53.33.62.92.32.21.910.9




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WEATHER FORECAST

As of 3:37 pm 9/16/19 EDT

Monday
Cloudy
53°
52°
Tuesday
Rain
58°
51°
Wednesday
Light Rain
54°
52°
Thursday
Cloudy
53°
50°
Friday
Drizzle
51°
49°
Saturday
Partly Cloudy
50°
48°
Sunday
Rain
55°
47°

Forecast data from The Norwegian Meteorological Institute; Current conditions data from the National Weather Service
All historical data and normals © Weatherbase


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