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United States of America

GRATON, CALIFORNIA


Home > North America > United States > California
Elevation: 272 feet     Latitude: 38 26N     Longitude: 122 53W

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MONTHLY - ALL WEATHER AVERAGES   [ Show Summary ]
[ °C ]   °F
TEMPERATURE 
Average Temperature
Years on Record: 85  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F 56.84649.752.255.259.563.965.965.964.759.952.446.5

Average High Temperature
Years on Record: 85  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F 71.25661.265.169.574.780.583.383.582.576.265.556.8

Average Low Temperature
Years on Record: 85  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F 42.435.938.139.440.844.247.348.548.24743.739.336.3

Highest Recorded Temperature
Years on Record: 85  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F 113848590981031081131081121069280

Lowest Recorded Temperature
Years on Record: 85  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F 14181725252933383633222214

Average Number of Days Above 90F/32C
Years on Record: 85  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days 30---------0.21.74.96.77.16.82.5------

Average Number of Days Below 32F/0C
Years on Record: 85  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days 41.4126.93.61.60.1------------0.65.411.3

Average Number of Days Below 0F/-17C
Years on Record: 85  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days ---------------------------------------



PRECIPITATION 
Average Precipitation
Years on Record: 85  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in 40.98.87.15.12.610.3---0.10.42.25.28

Average Number of Days With Precipitation
Years on Record: 85  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days 76131111741---125912

Most Reported Precipitation in a Month
Years on Record: 85  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in 25.223.624.820.48.162.31.92.74.211.61725.2

Least Reported Precipitation in a Month
Years on Record: 85  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in ---0.40.1------------------------------

Most Precipitation Reported in a Day
Years on Record: 85  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in 75.776.542.32.11.21.74.25.45.56.7

Avg. No. of Days w/Precip. Above 0.2in/5mm
Years on Record: 85  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days 541088521------1379

Avg. # of Days w/Precip. Above 0.4in/10mm
Years on Record: 85  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days 2865421------------145

Avg. No. of Days w/Precip. Above 1in/25mm
Years on Record: 85  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days 133211---------------123



PRECIPITATION - SNOW 
Average Snowfall
Years on Record: 85  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in ---------------------------------------

Average Snow Cover
Years on Record: 51  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in.---------------------------------------

Most Snow Reported in a Month
Years on Record: 85  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in 11---------------------------------



DEGREE DAYS 
Heating Degree Days
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days 317957942238927816670252665169398592

Cooling Degree Days
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days 288---------1155270696516------

Growing Degree Days
Years on Record: 85  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days2741.4------68.2156294.5417492.9492.9441306.972---







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