Eastern Township gets more rain and snow than 74% of U.S. towns: 48 inches of precipitation a year
Expect July afternoons of about 88°. Its July heat outdoes that of 65% of U.S. towns. The latest 30-year average runs 0.8° warmer than 1901–2000’s, with February up the most. Radiators earn their keep from November to March, the months that average under 50°.
A year in Eastern Township at a glance
Each month’s typical high and low, and what it brings.
What stands out about Eastern Township’s climate
Compared with towns across the U.S., with Eastern Township’s place in Illinois beside it.
What a year in Eastern Township feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 206 frost-free days a year
In half of years the last 32° night comes by April 4 and the first by October 28. Frost and day counts come from NOAA’s station at Benton 2 N, IL, 9 miles from the town’s center, at about the same height.
The 2023 USDA map puts Eastern Township’s center in zone 6b: the coldest night of a typical winter, averaged over 1991–2020, reaches about 0°. 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 13 inches of snow a winter
Snow, measured at Mcleansboro, IL, falls mostly in January and December. Precipitation (rain plus melted snow) adds up to 48 inches a year; April is the wettest month and February the driest. Rain or snow falls on about 121 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Eastern Township
76% of the work is heating. Months averaging under 55° run from November through March.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Benton 2 N, IL.
Living with Eastern Township’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
206 frost-free days in zone 6b. The last frost comes by Apr 4 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 28.
Months with highs of 62–84° and lows of 40° or more: April, May, September and October. 2.0 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Eastern Township from natural hazards, earthquakes are the largest share (30%); heat waves, cold waves, winter storms and ice storms together are 22%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Eastern Township and its neighbors
Every town next door is within a degree of Eastern Township in January and July, closer than the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Eastern 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 |
|---|---|---|---|---|
| Eastern Township, IL | 24° | 88° | 48" | 13" |
| Shively, KY | 25° | 88° | 49" | 13" |
| Collegeville, PA | 23° | 88° | 47" | 13" |
| North Laurel, MD | 25° | 87° | 46" | 16" |
| Claymont, DE | 25° | 87° | 47" | 12" |
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 Eastern Township averaged 0.8° warmer than the 1900s. The biggest change is in February (+2.0°).
A smaller shift than in 88% 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 Eastern Township compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Eastern Township’s place among Illinois’.
Eastern Township weather by month
Highs, lows and precipitation from NOAA’s grid at Eastern Township’s center; snow, wet days and snow on the ground from Mcleansboro, IL. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 41° | 24° | 3.3" | 3.7" | 11 | 6 | 27° – 42° |
| February | 46° | 28° | 3.0" | 3.3" | 9 | 3 | 26° – 46° |
| March | 56° | 36° | 4.3" | 2.1" | 12 | 1 | 38° – 59° |
| April | 68° | 45° | 5.5" | 0.0" | 13 | 0 | 49° – 62° |
| May | 76° | 55° | 5.2" | 0.0" | 13 | 0 | 61° – 73° |
| June | 85° | 64° | 4.6" | 0.0" | 11 | 0 | 69° – 78° |
| July | 88° | 67° | 4.0" | 0.0" | 8 | 0 | 72° – 84° |
| August | 87° | 65° | 3.3" | 0.0" | 8 | 0 | 71° – 82° |
| September | 81° | 57° | 3.4" | 0.0" | 8 | 0 | 64° – 75° |
| October | 69° | 46° | 3.6" | 0.6" | 8 | 0 | 53° – 63° |
| November | 55° | 36° | 4.1" | 0.2" | 10 | 0 | 38° – 52° |
| December | 45° | 28° | 3.4" | 3.4" | 12 | 4 | 23° – 46° |
| Year | 66° | 46° | 47.7" | 13.3" | 121 | 14 |
How much a month can swing
A normal is an average. December swings the most: from 1991 to 2020 its average ranged from 23° to 46°. June is the most reliable, staying within 10°.
Where Eastern 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 Eastern Township’s center.
- Snow: Mcleansboro, IL.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Benton 2 N, IL, 9 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 Eastern Township’s climate
What is the weather like in Eastern Township?
A typical July afternoon reaches 88°, a January night drops to 24°, and about 13 inches of snow falls in a normal winter. Milder January nights than 61% of U.S. towns; hotter July afternoons than 65% of U.S. towns.
How cold does it get in Eastern Township in winter?
January nights average 24°. About 93 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 27°.
How much snow does Eastern Township get?
About 13 inches in a normal winter at Mcleansboro, IL, most of it in January and December, with snow on the ground about 14 days a year.
How hot does it get in Eastern Township?
July, with a typical high of 88° and a low of 67°. About 43 days a year reach 90° and 1 reach 100° (Benton 2 N, IL).
When is the first and last frost in Eastern Township?
In half of years the last spring frost (32°) comes by April 4 and the first fall frost by October 28, about 206 frost-free days, at Benton 2 N, IL.
What growing zone is Eastern Township in?
Zone 6b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 0°.
What is the best time of year to visit Eastern Township?
By one simple rule (highs of 62–84° and lows of 40° or more), April, May, September and October. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Eastern Township getting warmer?
Yes: 1991–2020 averaged 0.8° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 88% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Eastern 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.