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United States of America

NAPERVILLE, ILLINOIS


Home > North America > United States > Illinois
Elevation: 687 feet     Latitude: 41 49N     Longitude: 088 04W

WEATHER
 
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MONTHLY - ALL WEATHER AVERAGES   [ Show Summary ]
[ °C ]   °F
TEMPERATURE 
Average Temperature
Years on Record: 113  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F 50.222.927.237.45060.37074.172.865.353.94028.1

Average High Temperature
Years on Record: 113  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F 60.931.436.147.461.873.182.586.184.477.565.548.935.9

Average Low Temperature
Years on Record: 113  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F 39.514.918.327.438.147.557.562.261.253.242.431.120.3

Highest Recorded Temperature
Years on Record: 113  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F 1056574859195103105100102907870

Lowest Recorded Temperature
Years on Record: 113  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F -26-26-21-124253241382614-4-21

Average Number of Days Above 90F/32C
Years on Record: 113  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days 25.7---------0.11.26.596.72.2---------

Average Number of Days Below 32F/0C
Years on Record: 113  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days 135.328.525.3228.71.5---------0.35.317.126.6

Average Number of Days Below 0F/-17C
Years on Record: 113  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days 10.85.230.2---------------------0.12.4



PRECIPITATION 
Average Precipitation
Years on Record: 113  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in 35.91.91.62.63.63.743.83.83.42.72.72.1

Average Number of Days With Precipitation
Years on Record: 113  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days 1099810101110988899

Most Reported Precipitation in a Month
Years on Record: 113  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in 15.55.55.669.48.310.711.915.511.210.97.26.1

Least Reported Precipitation in a Month
Years on Record: 113  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in ---0.1---0.40.4---0.60.10.6---0.20.4---

Most Precipitation Reported in a Day
Years on Record: 113  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in 9.22.92.82.65.63.849.263.45.633

Avg. No. of Days w/Precip. Above 0.2in/5mm
Years on Record: 113  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days 69546777665565

Avg. # of Days w/Precip. Above 0.4in/10mm
Years on Record: 113  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days 24112233232221

Avg. No. of Days w/Precip. Above 1in/25mm
Years on Record: 113  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days 8---------11111111---



PRECIPITATION - RAIN 
Average Number of Rainy Days
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days107.78.57.89.810.410.69.78.98.17.87.88.98.6

Most Rain Reported in a Day
Years on Record: 102  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in9.22.91.63.45.23.84.19.263.15.633

Most Rain Reported in a Month
Years on Record: 102  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in47.96.64.17.39.48.310.71215.511.210.97.26.1

Least Rain Reported in a Month
Years on Record: 102  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in23.30.1---0.40.4---0.60.10.6---0.20.6---



PRECIPITATION - SNOW 
Average Snowfall
Years on Record: 113  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in 33.49.585.11.1---------------0.22.57

Most Snow Reported in a Month
Years on Record: 113  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in 41.141.128.516.811.52------------5.524.540.5



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 60531298102380044719122213653437241125

Cooling Degree Days
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days 942---------3721913062679112------

Growing Degree Days
Years on Record: 113  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days2953.1------------319.3600747.1706.8459120.9------







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