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United States of America

LITTLETON, COLORADO


Home > North America > United States > Colorado
Elevation: 1629 meters     Latitude: 39 37N     Longitude: 105 01W

WEATHER
 
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MONTHLY - ALL WEATHER AVERAGES   [ Show Summary ]
[ °F ]   °C
TEMPERATURE 
Average Temperature
Years on Record: 17  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C9.6-1.30.64.99.413.619.121.920.716.19.42.7-1.7

Average High Temperature
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C17.46.39.212.316.820.926.729.528.12417.79.96.2

Average Low Temperature
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C1.9-9.6-6.8-2.41.76.411.314.113.181.1-5.4-9.2

Highest Recorded Temperature
Years on Record: 17  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C37.222.224.43031.132.236.737.236.734.431.127.824.4

Lowest Recorded Temperature
Years on Record: 17  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C-33.9-28.9-30.6-20.6-14.4-6.12.26.75.6-8.3-16.7-18.9-33.9

Average Number of Days Above 90F/32C
Years on Record: 17  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days20.8------------0.45.39.34.31.5---------

Average Number of Days Below 32F/0C
Years on Record: 17  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days165.530.326.723.811.72.1---------1.212.926.230.5

Average Number of Days Below 0F/-17C
Years on Record: 17  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days932.20.1---------------------0.23.4



PRECIPITATION 
Average Precipitation
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm422111634416747495031302917

Average Number of Days With Precipitation
Years on Record: 17  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days714476107785454

Most Reported Precipitation in a Month
Years on Record: 17  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm116173010875111116100107541157039

Least Reported Precipitation in a Month
Years on Record: 17  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm---------10621---12321------

Most Precipitation Reported in a Day
Years on Record: 17  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm58.49.412.240.4334558.442.245.23436.328.218.5

Avg. No. of Days w/Precip. Above 0.2in/5mm
Years on Record: 17  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days40224464442332

Avg. # of Days w/Precip. Above 0.4in/10mm
Years on Record: 17  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days10------112111111---

Avg. No. of Days w/Precip. Above 1in/25mm
Years on Record: 17  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days---------------------------------------



PRECIPITATION - SNOW 
Average Snowfall
Years on Record: 17  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm167.122.619.830.219.81.5---------2.37.63132.3

Average Snow Cover
Years on Record: 17  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm2722---------------------57

Most Snow Reported in a Month
Years on Record: 17  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm91.454.645.781.338.110.2---------25.430.581.391.4



DEGREE DAYS 
Heating Degree Days
Years on Record: 17  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days2091.1438.3343.3247.2123.9452.8---0.620119.4303.3447.2

Cooling Degree Days
Years on Record: 17  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days282.8---------1.16.156.7115.682.820.6---------

Growing Degree Days
Years on Record: 17  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days1266.2------------110.2271.7370.3330.7183.3---------







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