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United States of America

JOLIET, MONTANA


Home > North America > United States > Montana
Elevation: 1145 meters     Latitude: 45 29N     Longitude: 108 58W

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MONTHLY - ALL WEATHER AVERAGES   [ Show Summary ]
[ °F ]   °C
TEMPERATURE 
Average Temperature
Years on Record: 60  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C7.8-4.6-1.72.27.112.216.820.919.914.38.41.2-3.3

Average High Temperature
Years on Record: 60  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C15.825.39.815.120.525.530.729.823.516.67.93.1

Average Low Temperature
Years on Record: 60  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C-0.2-11.2-8.5-5.4-13.88.111.2105.10.2-5.6-9.8

Highest Recorded Temperature
Years on Record: 60  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C41.117.222.825.630.634.438.941.14037.232.223.920.6

Lowest Recorded Temperature
Years on Record: 60  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C-39.4-38.3-37.2-30-21.7-9.4-2.8----1.7-7.8-23.3-33.3-39.4

Average Number of Days Above 90F/32C
Years on Record: 60  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days29.6------------0.43.412.411.12.2---------

Average Number of Days Below 32F/0C
Years on Record: 60  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days17829.125.626.818.55.60.3---0.13.514.625.228.8

Average Number of Days Below 0F/-17C
Years on Record: 60  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days18.77.53.51.50.1---------------0.11.54.7



PRECIPITATION 
Average Precipitation
Years on Record: 60  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm380161427507153242434351815

Average Number of Days With Precipitation
Years on Record: 60  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days8665891110767656

Most Reported Precipitation in a Month
Years on Record: 60  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm24155418614224115680951231015238

Least Reported Precipitation in a Month
Years on Record: 60  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm---2---479121------1------

Most Precipitation Reported in a Day
Years on Record: 60  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm10824.116.333.352.3108106.736.850.870.96632.315.8

Avg. No. of Days w/Precip. Above 0.2in/5mm
Years on Record: 60  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days40223565333332

Avg. # of Days w/Precip. Above 0.4in/10mm
Years on Record: 60  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days6---------121------11------

Avg. No. of Days w/Precip. Above 1in/25mm
Years on Record: 60  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days1------------1---------------------



PRECIPITATION - SNOW 
Average Snowfall
Years on Record: 60  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm135.424.417.823.915.82---------1.58.617.523.9

Average Snow Cover
Years on Record: 48  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm2752---------------------25

Most Snow Reported in a Month
Years on Record: 60  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm83.873.267.672.683.820.1---------20.354.161.560.2



DEGREE DAYS 
Heating Degree Days
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days4251.7746.1581.7501.1350197.872.823.336.7152.8330.6549.4709.4

Cooling Degree Days
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days213.9------------2.232.887.875.615.6---------

Growing Degree Days
Years on Record: 60  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days1046.4------------67.2205339.3306.6128.3---------







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