Photo: Skvader · CC BY-SA 4.0For weather, Tolono Township is about as ordinary as U.S. towns get
High summer brings afternoon highs near 85°. In January, nights here are colder than in 68% of U.S. towns. December has warmed most since 1901–2000, part of a 1.4° rise. From April to June and August to October, highs of 64–84° make it easy to spend the day outdoors.
A year in Tolono Township at a glance
Each month’s typical high and low, and what it brings.
What stands out about Tolono Township’s climate
Compared with towns across the U.S., with Tolono Township’s place in Illinois beside it.
What a year in Tolono Township feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 180 frost-free days a year
In half of years the last 32° night comes by April 19 and the first by October 17. Frost and day counts come from NOAA’s station at Champaign Willard Airport, 1.6 miles from the town’s center, at about the same height.
The 2023 USDA map puts Tolono Township’s center in zone 6a: the coldest night of a typical winter, averaged over 1991–2020, reaches about −9°. Plant labels use the zone; frost dates tell you when to plant.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
About 21 inches of snow a winter
Snow, measured at Champaign 3s, IL, falls mostly in January. Precipitation (rain plus melted snow) adds up to 40 inches a year; May is the wettest month and February the driest. Rain or snow falls on about 123 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Tolono Township
84% of the work is heating. Months averaging under 55° run from October through April.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Champaign Willard Airport.
Living with Tolono Township’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
180 frost-free days in zone 6a. The last frost comes by Apr 19 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Oct 17.
Months with highs of 62–84° and lows of 40° or more: April, May, June, August, September and October. 1.5 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Tolono Township from natural hazards, river flooding is the largest share (39%); heat waves, cold waves, winter storms and ice storms together are 21%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Tolono Township and its neighbors
Every town next door is within a degree of Tolono Township in January and July, closer than the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Tolono Township’s, farther away
TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.
| Town | Jan. low | July high | Precip. | Snow |
|---|---|---|---|---|
| Tolono Township, IL | 18° | 85° | 40" | 21" |
| Van Wert, OH | 19° | 84° | 39" | 17" |
| Bluffton, IN | 19° | 84° | 41" | 23" |
| Keokuk, IA | 18° | 86° | 40" | 23" |
| Huntingdon, PA | 21° | 85° | 40" | 26" |
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value. Snow and frost-free days come from the nearest weather station, so neighbors often share them.
Warmer than it used to be
The last 30 years in Tolono Township averaged 1.4° warmer than the 1900s. The biggest change is in December (+2.4°).
A bigger shift than in 54% of U.S. towns.
Change by month
The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.
How Tolono Township compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Tolono Township’s place among Illinois’.
Tolono Township weather by month
Highs, lows and precipitation from NOAA’s grid at Tolono Township’s center; snow, wet days and snow on the ground from Champaign 3s, IL. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 34° | 18° | 2.3" | 6.5" | 10 | 12 | 19° – 38° |
| February | 39° | 22° | 2.0" | 5.8" | 9 | 9 | 19° – 41° |
| March | 51° | 31° | 2.5" | 2.5" | 11 | 2 | 34° – 55° |
| April | 64° | 41° | 4.0" | 0.3" | 12 | 0 | 45° – 59° |
| May | 74° | 52° | 4.6" | 0.0" | 13 | 0 | 57° – 72° |
| June | 83° | 62° | 4.6" | 0.0" | 11 | 0 | 68° – 76° |
| July | 85° | 65° | 4.3" | 0.0" | 10 | 0 | 70° – 81° |
| August | 84° | 62° | 3.3" | 0.0" | 9 | 0 | 68° – 79° |
| September | 79° | 55° | 3.2" | 0.0" | 8 | 0 | 61° – 72° |
| October | 66° | 43° | 3.3" | 0.0" | 10 | 0 | 50° – 60° |
| November | 51° | 33° | 3.2" | 0.9" | 10 | 1 | 35° – 49° |
| December | 39° | 24° | 2.3" | 4.8" | 10 | 6 | 17° – 41° |
| Year | 62° | 42° | 39.6" | 20.8" | 123 | 30 |
How much a month can swing
A normal is an average. December swings the most: from 1991 to 2020 its average ranged from 17° to 41°. June is the most reliable, staying within 8°.
Where Tolono Township’s numbers come from
Normals are 30-year averages, not a forecast. How TownRatings reads climate data →
- Temperatures and precipitation: NOAA’s gridded 1991–2020 normals for the 5 km cell at Tolono Township’s center.
- Snow: Champaign 3s, IL.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Champaign Willard Airport, 1.6 miles from the town’s center, at about the same height; the nearest station that passes our checks for distance, height and agreement with the grid.
- Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
- Then and now: NOAA’s gridded normals for 1901–2000 at the same cell.
- Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).
Common questions about Tolono Township’s climate
What is the weather like in Tolono Township?
A typical July afternoon reaches 85°, a January night drops to 18°, and about 21 inches of snow falls in a normal winter. Colder January nights than 68% of U.S. towns; cooler July afternoons than 50% of U.S. towns.
How cold does it get in Tolono Township in winter?
January nights average 18°. About 122 nights a year reach 32° or below and 7 reach 0° or below. In the coldest January of the last 30 years the month averaged 19°.
How much snow does Tolono Township get?
About 21 inches in a normal winter at Champaign 3s, IL, most of it in January, with snow on the ground about 30 days a year.
How hot does it get in Tolono Township?
July, with a typical high of 85° and a low of 65°. About 22 days a year reach 90° (Champaign Willard Airport).
When is the first and last frost in Tolono Township?
In half of years the last spring frost (32°) comes by April 19 and the first fall frost by October 17, about 180 frost-free days, at Champaign Willard Airport.
What growing zone is Tolono Township in?
Zone 6a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −9°.
What is the best time of year to visit Tolono Township?
By one simple rule (highs of 62–84° and lows of 40° or more), April, May, June, August, September and October. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Tolono Township getting warmer?
Yes: 1991–2020 averaged 1.4° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 54% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Tolono Township.
Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.