Photo: ProfDEH · Public domainMetamora Township has colder winter nights than 80% of U.S. towns
July afternoons average 85°. Seasons differ by 69°, from the coldest nights to the warmest afternoons. By precipitation alone, it ranks drier than 68% of U.S. towns. Warm coats and heating bills mark the months from November to March, when means dip under 50°.
A year in Metamora Township at a glance
Each month’s typical high and low, and what it brings.
What stands out about Metamora Township’s climate
Compared with towns across the U.S., with Metamora Township’s place in Illinois beside it.
What a year in Metamora Township feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 178 frost-free days a year
In half of years the last 32° night comes by April 21 and the first by October 17. Frost and day counts come from NOAA’s station at Congerville 2nw, IL, 13 miles from the town’s center, 120 ft lower.
The 2023 USDA map puts Metamora Township’s center in zone 5b: the coldest night of a typical winter, averaged over 1991–2020, reaches about −10°. 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 28 inches of snow a winter
Snow, measured at Roanoke, IL, falls mostly in February. Precipitation (rain plus melted snow) adds up to 38 inches a year; May is the wettest month and February the driest. Rain or snow falls on about 110 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Metamora 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 Congerville 2nw, IL.
Living with Metamora Township’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
178 frost-free days in zone 5b. The last frost comes by Apr 21 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: May, June, August, September and October. 1.4 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Metamora Township from natural hazards, river flooding is the largest share (53%); heat waves, cold waves, winter storms and ice storms together are 25%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Metamora Township and its neighbors
Every town next door is within a degree of Metamora Township in January and July, closer than the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Metamora 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 |
|---|---|---|---|---|
| Metamora Township, IL | 16° | 85° | 38" | 28" |
| Bryan, OH | 18° | 84° | 37" | 29" |
| Osceola, IA | 13° | 85° | 37" | 28" |
| Auburn, IN | 17° | 84° | 38" | 30" |
| Claverack, NY | 16° | 84° | 42" | 31" |
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 Metamora Township averaged 1.5° warmer than the 1900s. The biggest change is in December (+2.8°).
A bigger shift than in 58% 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 Metamora Township compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Metamora Township’s place among Illinois’.
Metamora Township weather by month
Highs, lows and precipitation from NOAA’s grid at Metamora Township’s center; snow, wet days and snow on the ground from Roanoke, IL. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 32° | 16° | 2.0" | 6.4" | 9 | 14 | 17° – 36° |
| February | 37° | 20° | 1.8" | 9.1" | 9 | 15 | 16° – 40° |
| March | 50° | 30° | 2.5" | 3.6" | 10 | 5 | 32° – 54° |
| April | 63° | 40° | 3.8" | 0.6" | 11 | 0 | 43° – 58° |
| May | 74° | 51° | 4.6" | 0.0" | 12 | 0 | 56° – 71° |
| June | 82° | 61° | 4.2" | 0.0" | 10 | 0 | 67° – 75° |
| July | 85° | 64° | 4.1" | 0.0" | 9 | 0 | 69° – 81° |
| August | 83° | 62° | 3.7" | 0.0" | 9 | 0 | 67° – 78° |
| September | 78° | 54° | 3.4" | 0.0" | 7 | 0 | 60° – 71° |
| October | 65° | 43° | 3.1" | 0.0" | 9 | 0 | 49° – 59° |
| November | 50° | 32° | 2.6" | 1.2" | 8 | 1 | 33° – 49° |
| December | 37° | 22° | 2.2" | 7.0" | 9 | 8 | 16° – 40° |
| Year | 61° | 41° | 38.0" | 27.9" | 110 | 42 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 16° to 40°. June is the most reliable, staying within 8°.
Where Metamora 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 Metamora Township’s center.
- Snow: Roanoke, IL.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Congerville 2nw, IL, 13 miles from the town’s center, 120 ft lower; 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 Metamora Township’s climate
What is the weather like in Metamora Township?
A typical July afternoon reaches 85°, a January night drops to 16°, and about 28 inches of snow falls in a normal winter. Colder January nights than 80% of U.S. towns; cooler July afternoons than 52% of U.S. towns.
How cold does it get in Metamora Township in winter?
January nights average 16°. About 134 nights a year reach 32° or below and 9 reach 0° or below. In the coldest January of the last 30 years the month averaged 17°.
How much snow does Metamora Township get?
About 28 inches in a normal winter at Roanoke, IL, most of it in February, with snow on the ground about 42 days a year.
How hot does it get in Metamora Township?
July, with a typical high of 85° and a low of 64°. About 24 days a year reach 90° (Congerville 2nw, IL).
When is the first and last frost in Metamora Township?
In half of years the last spring frost (32°) comes by April 21 and the first fall frost by October 17, about 178 frost-free days, at Congerville 2nw, IL.
What growing zone is Metamora Township in?
Zone 5b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −10°.
What is the best time of year to visit Metamora Township?
By one simple rule (highs of 62–84° and lows of 40° or more), May, June, August, September and October. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Metamora Township getting warmer?
Yes: 1991–2020 averaged 1.5° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 58% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Metamora 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.