Cherry Grove-Shannon, IL climate
Cherry Grove-Shannon has cold, snowy winters and pleasant summers. A typical July afternoon reaches 83°, a January night drops to 12°, and about 33 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Cherry Grove-Shannon feels like
Winter
Spring
Summer
Fall
Cherry Grove-Shannon 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 | 29° | 12° | 1.6" | 10.2" | 9 | 20 | 11° – 33° |
| February | 34° | 16° | 1.7" | 7.9" | 8 | 16 | 11° – 36° |
| March | 46° | 27° | 2.4" | 3.6" | 9 | 6 | 29° – 52° |
| April | 60° | 37° | 3.7" | 0.8" | 11 | 0 | 39° – 55° |
| May | 71° | 49° | 4.4" | 0 | 13 | 0 | 54° – 67° |
| June | 80° | 59° | 5.3" | 0 | 12 | 0 | 66° – 74° |
| July | 83° | 62° | 4.5" | 0 | 9 | 0 | 67° – 79° |
| August | 81° | 60° | 4.0" | 0 | 9 | 0 | 65° – 77° |
| September | 75° | 51° | 3.7" | 0 | 9 | 0 | 57° – 68° |
| October | 62° | 40° | 2.9" | 0.4" | 9 | 0 | 47° – 57° |
| November | 47° | 29° | 2.4" | 1.7" | 8 | 2 | 30° – 47° |
| December | 34° | 18° | 1.9" | 8.8" | 9 | 13 | 12° – 36° |
| Year | 58° | 38° | 38.6" | 33.4" | 113 | 57 |
“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 Cherry Grove-Shannon
Cherry Grove-Shannon gets 39 inches of rain and melted snow a year. June is the wettest month and January the driest. Rain or snow falls on about 113 days a year. Snow covers the ground about 57 days of the year.
About 154 frost-free days a year
In half of years the last 32° night comes by May 2 and the first one by October 7. That leaves about 154 frost-free days for gardens, shorter than 77% of U.S. towns.
Heating and cooling a home in Cherry Grove-Shannon
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Cherry Grove-Shannon, 90% of that work is heating and 10% 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.
Cherry Grove-Shannon and its neighbors
Cherry Grove-Shannon borders 6 towns with climate data. January nights across them vary by 0.5°. Loran has the coldest January nights (12°) and Rock Creek-Lima the hottest July afternoons (84°). Cherry Grove-Shannon’s January low is 12° and its July high 83°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How Cherry Grove-Shannon 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 Cherry Grove-Shannon averaged 1.7° warmer than the 1900s. The biggest change is in December (+2.9°). The shift is larger than in 78% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Cherry Grove-Shannon’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 11° to 36°. June is the most reliable, staying within 8°.
Common questions about Cherry Grove-Shannon’s climate
What is the coldest month in Cherry Grove-Shannon?
January, with a typical high of 29° and a low of 12°.
What is the hottest month in Cherry Grove-Shannon?
July, with a typical high of 83° and a low of 62°. About 19 days a year reach 90°.
How much snow does Cherry Grove-Shannon get?
About 33 inches in a normal winter, most of it in January.
When is the first frost in Cherry Grove-Shannon?
In half of years the first 32° night comes by October 7, and the last spring frost by May 2.
What is the rainiest month in Cherry Grove-Shannon?
June, with 5.3 inches of rain and melted snow. The year totals 39 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Cherry Grove-Shannon itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Mt Carroll, IL (11 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.