Franklin Park, IL climate
Franklin Park has chilly, snowy winters and warm summers. A typical July afternoon reaches 84°, a January night drops to 17°, and about 38 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Franklin Park feels like
Winter
Spring
Summer
Fall
Franklin Park weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 31° | 17° | 2.0" | 11.3" | 11 | 16 | 15° – 35° |
| February | 36° | 20° | 1.8" | 10.7" | 9 | 12 | 15° – 38° |
| March | 47° | 29° | 2.3" | 5.5" | 11 | 5 | 31° – 53° |
| April | 59° | 38° | 3.8" | 1.3" | 12 | 1 | 41° – 55° |
| May | 70° | 49° | 4.6" | 0 | 13 | 0 | 54° – 66° |
| June | 80° | 59° | 4.5" | 0 | 11 | 0 | 65° – 74° |
| July | 84° | 64° | 3.8" | 0 | 10 | 0 | 69° – 81° |
| August | 82° | 63° | 3.9" | 0 | 9 | 0 | 67° – 78° |
| September | 76° | 55° | 3.3" | 0 | 9 | 0 | 59° – 69° |
| October | 63° | 43° | 3.4" | 0.2" | 11 | 0 | 49° – 59° |
| November | 48° | 32° | 2.5" | 1.8" | 10 | 1 | 32° – 48° |
| December | 36° | 22° | 2.1" | 7.6" | 11 | 9 | 17° – 39° |
| Year | 59° | 41° | 37.9" | 38.4" | 126 | 44 |
“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.
Rain and snow in Franklin Park
Franklin Park gets 38 inches of rain and melted snow a year. May is the wettest month and February the driest. Rain or snow falls on about 126 days a year. Snow covers the ground about 44 days of the year.
About 193 frost-free days a year
In half of years the last 32° night comes by April 16 and the first one by October 28. That leaves about 193 frost-free days for gardens, longer than 67% of U.S. towns.
Heating and cooling a home in Franklin Park
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Franklin Park, 86% of that work is heating and 14% is cooling, so the furnace matters far more than the air conditioner.
Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.
Franklin Park and its neighbors
Franklin Park borders 7 towns with climate data. January nights across them vary by 1.6°. Bensenville has the coldest January nights (17°) and Northlake the hottest July afternoons (84°). Franklin Park’s January low is 17° and its July high 84°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How Franklin Park compares
Compared with every U.S. town and city on TownTapestry, each counted once.
Warmer than it used to be
The last 30 years in Franklin Park averaged 1.5° warmer than the 1900s. The biggest change is in December (+2.7°). The shift is larger than in 68% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Franklin Park’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. February swings the most: between 1991 and 2020 its average temperature ranged from 15° to 38°. June is the most reliable, staying within 9°.
Common questions about Franklin Park’s climate
What is the coldest month in Franklin Park?
January, with a typical high of 31° and a low of 17°.
What is the hottest month in Franklin Park?
July, with a typical high of 84° and a low of 64°. About 17 days a year reach 90°.
How much snow does Franklin Park get?
About 38 inches in a normal winter, most of it in January.
When is the first frost in Franklin Park?
In half of years the first 32° night comes by October 28, and the last spring frost by April 16.
What is the rainiest month in Franklin Park?
May, with 4.6 inches of rain and melted snow. The year totals 38 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Franklin Park itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Chicago Ohare Intl Airport, IL (5 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.