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United States of America

MARIETTA, WASHINGTON


Home > North America > United States > Washington
Elevation: 6 meters     Latitude: 48 50N     Longitude: 122 36W

WEATHER
 
CURRENT CONDITIONS

Sunrise/Set
08:40 am
11:33 pm
Local Time
2:42 pm EDT
6 May, 2024
 
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MONTHLY - ALL WEATHER AVERAGES   [ Show Summary ]
[ °F ]   °C
TEMPERATURE 
Average Temperature
Years on Record: 46  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C102.84.56.69.512.615.316.916.71410.36.44.1

Average High Temperature
Years on Record: 46  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C15.26.48.711.515.318.721.223.323.320.415.710.87.7

Average Low Temperature
Years on Record: 46  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C4.7-0.80.21.73.86.49.310.510.27.652.10.5

Highest Recorded Temperature
Years on Record: 46  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C44.418.92025.628.33044.437.236.732.828.319.419.4

Lowest Recorded Temperature
Years on Record: 46  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C-18.3-18.3-17.8-11.7-5-3.30.62.20.6-2.8-5.6-14.4-14.4

Average Number of Days Above 90F/32C
Years on Record: 46  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days0.8---------------0.40.30.1------------

Average Number of Days Below 32F/0C
Years on Record: 46  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days73.316.31410.23.90.6---------0.63.910.213.7

Average Number of Days Below 0F/-17C
Years on Record: 46  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days0.10.1---------------------------------



PRECIPITATION 
Average Precipitation
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm220233127922815510670354081191317369

Average Number of Days With Precipitation
Years on Record: 46  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days1351714141198458121617

Most Reported Precipitation in a Month
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm686511686619317192153109132240450561595

Least Reported Precipitation in a Month
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm---2414425711254------2075120

Most Precipitation Reported in a Day
Years on Record: 46  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm55.953.343.241.127.939.434.347.546.745.755.948.851.8

Avg. No. of Days w/Precip. Above 0.2in/5mm
Years on Record: 46  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days85118965423591112

Avg. # of Days w/Precip. Above 0.4in/10mm
Years on Record: 46  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days182211111---1233

Avg. No. of Days w/Precip. Above 1in/25mm
Years on Record: 46  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days1---------------------------------1



PRECIPITATION - SNOW 
Average Snowfall
Years on Record: 46  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm26.78.46.63.80.2------------------0.86.9

Most Snow Reported in a Month
Years on Record: 46  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm74.953.349.574.97.6------------------10.230.5



DEGREE DAYS 
Heating Degree Days
Years on Record: 46  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days1430.6308.9233.9191.7101.732.850.60.613.383.3190268.9

Cooling Degree Days
Years on Record: 46  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days19.4---------------5.67.85.60.6---------

Growing Degree Days
Years on Record: 46  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days789.8------------79.2158.3213.6208.412010.3------



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  
Hours12.89.410.812.514.31616.816.314.813.111.39.78.9



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/m212.44.17.311.316.319.320.421.518.614.47.94.63.3

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/m262.545.97.699.79.38.16.54.22.82.1

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/m213.6711.21417.117.817.619.118.616.910.97.66.1

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/m213.16.21012.216.217.617.920.618.916.3106.65.4

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/m212.44.17.311.316.319.320.421.518.614.47.94.63.3

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/m26.42.84.46.589.19.89.88.37.34.83.22.3

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/m216.88.613.517.922.321.421.623.221.92113.7106.8

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/m217.67.811.91723.824.225.627.22421.2138.96.1

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/m210.13.65.59.413.517.416.915.214.712.16.33.72.9

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/m25.72.33.35.57.58.99.59.186.13.62.41.9

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/m210.95.9811.413.715.814.713.514.313.98.35.85

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/m295.16.78.810.814.111.910.111.712.57.24.74.4




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