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United States of America

ROCK CREEK RESERVOIR, OREGON


Home > North America > United States > Oregon
Elevation: 1396 meters     Latitude: 42 41N     Longitude: 119 11W

WEATHER
 
CURRENT CONDITIONS

 
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MONTHLY - ALL WEATHER AVERAGES   [ Show Summary ]
[ °F ]   °C
TEMPERATURE 
Average Temperature
Years on Record: 8  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C7.4-22.21.95.410.114.817.917.312.17.13.7-2.1

Average High Temperature
Years on Record: 8  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C16.95.29.210.815.220.124.830.228.524.119.410.74.3

Average Low Temperature
Years on Record: 8  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C-2.1-9.3-4.8-6.9-3.8---5.15.76.20.2-5.1-3.2-8.4

Highest Recorded Temperature
Years on Record: 8  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C4017.218.32527.831.737.237.24033.929.422.815.6

Lowest Recorded Temperature
Years on Record: 8  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C-29.4-29.4-22.2-15.6-13.9-12.2-5.6-1.7-4.4-11.7-13.9-16.7-27.8

Average Number of Days Above 90F/32C
Years on Record: 8  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days20.9---------------3.49.37.50.7---------

Average Number of Days Below 32F/0C
Years on Record: 8  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days205.526.3222523.815.81.81.53.5142719.525.3

Average Number of Days Below 0F/-17C
Years on Record: 8  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days7.13.80.6---------------------------2.7



PRECIPITATION 
Average Precipitation
Years on Record: 8  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm23018121018313181612182528

Average Number of Days With Precipitation
Years on Record: 8  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days65554787243389

Most Reported Precipitation in a Month
Years on Record: 8  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm69252418325467186938563369

Least Reported Precipitation in a Month
Years on Record: 8  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm---512723------31---166

Most Precipitation Reported in a Day
Years on Record: 8  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm36.313.26.98.610.720.635.38.120.636.325.410.919.3

Avg. No. of Days w/Precip. Above 0.2in/5mm
Years on Record: 8  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days33232245221244

Avg. # of Days w/Precip. Above 0.4in/10mm
Years on Record: 8  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days1---------------------------1------



PRECIPITATION - SNOW 
Average Snowfall
Years on Record: 8  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm6519.30.510.97.63---------------7.116.5

Most Snow Reported in a Month
Years on Record: 8  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm39.439.42.529.217.815.2---------------15.230.5



DEGREE DAYS 
Heating Degree Days
Years on Record: 8  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days2412.8458.9297.8337.2223.999.423.31.16.153.9179.4272.2459.4

Cooling Degree Days
Years on Record: 8  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days67.2---------------11.128.926.70.6---------

Growing Degree Days
Years on Record: 8  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days681.9------------1.7143.3246.3227.363.3---------



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  
Hours12.71011.112.513.915.215.915.514.312.911.510.29.6



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/m2166.59.814.518.822.826.126.923.518.512.375.6

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/m24.72.43.34.76.47.47.36.45.54.33.52.72.1

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/m218.412.315.118.419.620.922.623.923.522.418.512.211.4

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/m221.512.916.219.721.324.629.532.529.826.620.412.711.9

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/m2166.59.814.518.822.826.126.923.518.512.375.6

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/m25.32.53.65.278.48.37.26.45.542.82.2

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/m221.715.817.421.622.425.125.626.226.826.421.516.914.8

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/m227.617.419.724.826.534.537.638.737.43424.819.216.4

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/m213.85.48.212.315.417.523.42521.415.310.45.84.8

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/m23.82.134.15.75.75.85.143.12.92.21.8

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/m215.29.511.71515.816.120.322.221.317.714.79.28.8

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/m215.99.111.514.314.514.623.628.224.918.514.88.88.6




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