Canal Winchester has chilly winters and warm summers
A typical July afternoon reaches 85°, a January night drops to 22°, and about 28 inches of snow falls in a normal winter.
A year in Canal Winchester at a glance
Each month’s typical high and low, and what it brings.
What stands out about Canal Winchester’s climate
Read from where Canal Winchester sits among Ohio’s towns. The page puts what stands out first.
Living with Canal Winchester’s climate
What the numbers mean for a garden, a driveway, a furnace and a free afternoon.
191 frost-free days. The last frost comes by Apr 18 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 27.
About 28" a winter over 9 days with an inch or more, most in January. Snow covers the ground about 27 days a year.
Months averaging under 55° run from October through April. Heating is 83% of the year’s heating-and-cooling load.
About 21 days a year reach 90°, and July afternoons average 85°.
The nicest months are April, May, June, August, September and October. 4.8 miles of trails are waiting.
Parks & trails →Normals are averages. Ice storms, nor’easters, floods and heat waves are on the natural hazards page.
Natural hazards →About 191 frost-free days a year
In half of years the last 32° night comes by April 18 and the first by October 27.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
What a year in Canal Winchester feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
28 inches of snow, 42 of rain and melt
July is the wettest month and February the driest. Rain or snow falls on about 141 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Canal Winchester and its neighbors
Violet has the coldest January nights next door (21°) and Groveport the hottest July afternoons (86°). Tap a town to see its climate.
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 Canal Winchester averaged 1.1° warmer than the 1900s. The biggest change is in December (+2.6°).
A smaller shift than in 58% of U.S. towns.
Change by month
How Canal Winchester compares
Against every U.S. town on TownTapestry, each counted once, with its place in Ohio.
Canal Winchester 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 | 37° | 22° | 2.9" | 9.5" | 15 | 11 | 21° – 41° |
| February | 41° | 24° | 2.4" | 7.6" | 12 | 8 | 19° – 42° |
| March | 51° | 32° | 3.5" | 4.1" | 13 | 3 | 35° – 53° |
| April | 64° | 41° | 4.1" | 0.5" | 14 | 0 | 47° – 59° |
| May | 74° | 51° | 4.3" | 0 | 14 | 0 | 56° – 71° |
| June | 82° | 60° | 4.4" | 0 | 12 | 0 | 67° – 74° |
| July | 85° | 64° | 4.4" | 0 | 11 | 0 | 70° – 79° |
| August | 84° | 62° | 3.6" | 0 | 10 | 0 | 69° – 77° |
| September | 78° | 55° | 3.2" | 0 | 9 | 0 | 63° – 72° |
| October | 66° | 44° | 2.9" | 0.2" | 10 | 0 | 51° – 61° |
| November | 53° | 34° | 2.9" | 1.2" | 11 | 1 | 37° – 49° |
| December | 42° | 27° | 3.0" | 5.1" | 13 | 5 | 23° – 45° |
| Year | 63° | 43° | 41.6" | 28.2" | 141 | 27 |
Heating and cooling a home in Canal Winchester
83% of the work is heating, so the furnace matters far more than the air conditioner.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. Source: NOAA station normals.
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 19° to 42°. June is the most reliable, staying within 7°.
Common questions about Canal Winchester’s climate
What is the coldest month in Canal Winchester?
January, with a typical high of 37° and a low of 22°.
What is the hottest month in Canal Winchester?
July, with a typical high of 85° and a low of 64°. About 21 days a year reach 90°.
How much snow does Canal Winchester get?
About 28 inches in a normal winter, most of it in January.
When is the first frost in Canal Winchester?
In half of years the first 32° night comes by October 27, and the last spring frost by April 18.
What is the rainiest month in Canal Winchester?
July, with 4.4 inches of rain and melted snow. The year totals 42 inches.
Neighbors talk weather
Gardens, snow, and the best days of the year in Canal Winchester.
Your answer becomes a post in Town Square.
Temperatures and rainfall come from NOAA’s gridded climate normals for Canal Winchester itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Columbus Port Columbus Intl Airport, OH (10 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000. Today’s forecast: National Weather Service.