Leonard has cooler summers than 83% of U.S. towns
Deep winter brings January lows near 16°. In January, nights here are colder than in 81% of U.S. towns. Decade by decade the climate has edged up, 1.7° above 1901–2000. Garden chairs stay out from May to September, the months with highs of 69–82°.
A year in Leonard at a glance
Each month’s typical high and low, and what it brings.
What stands out about Leonard’s climate
Compared with towns across the U.S., with Leonard’s place in Michigan beside it.
What a year in Leonard feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 160 frost-free days a year
In half of years the last 32° night comes by May 4 and the first by October 14. Frost and day counts come from NOAA’s station at Lapeer Wwtp, MI, 16 miles from the town’s center, 180 ft lower.
The 2023 USDA map puts Leonard’s center in zone 6a: the coldest night of a typical winter, averaged over 1991–2020, reaches about −8°. 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 34 inches of snow a winter
Snow, measured at Lapeer Wwtp, MI, falls mostly in January. Precipitation (rain plus melted snow) adds up to 33 inches a year; May is the wettest month and February the driest. Rain or snow falls on about 119 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Leonard
92% of the work is heating, so the furnace matters far more than the air conditioner. 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 Lapeer Wwtp, MI.
Living with Leonard’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
160 frost-free days in zone 6a. The last frost comes by May 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 14.
Months with highs of 62–84° and lows of 40° or more: May, June, July, August and September. 1.4 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Leonard from natural hazards, river flooding is the largest share (50%); heat waves, cold waves, winter storms and ice storms together are 21%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Leonard and similar climates
TownRatings has no climate map of the towns around Leonard yet.
Climates most like Leonard’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 |
|---|---|---|---|---|
| Leonard, MI | 16° | 82° | 33" | 34" |
| North Dansville, NY | 17° | 82° | 33" | 36" |
| Somers, WI | 16° | 82° | 35" | 36" |
| Zion, IL | 16° | 82° | 36" | 36" |
| Sayre, PA | 17° | 84° | 37" | 35" |
Temperatures and precipitation come from NOAA’s 5 km grid; snow and day counts from the stations named on this page.
Warmer than it used to be
The last 30 years in Leonard averaged 1.7° warmer than the 1900s. The biggest change is in February (+2.9°).
A bigger shift than in 71% 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 Leonard compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Leonard’s place among Michigan’s.
Leonard weather by month
Highs, lows and precipitation from NOAA’s grid at Leonard’s center; snow, wet days and snow on the ground from Lapeer Wwtp, MI. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 30° | 16° | 2.1" | 10.8" | 12 | 20 | 13° – 33° |
| February | 33° | 18° | 1.8" | 8.2" | 9 | 18 | 11° – 34° |
| March | 43° | 25° | 2.1" | 4.8" | 8 | 8 | 25° – 48° |
| April | 56° | 36° | 3.0" | 1.0" | 11 | 1 | 40° – 52° |
| May | 69° | 46° | 3.8" | 0.0" | 11 | 0 | 49° – 63° |
| June | 78° | 57° | 3.4" | 0.0" | 10 | 0 | 62° – 71° |
| July | 82° | 61° | 3.4" | 0.0" | 9 | 0 | 66° – 76° |
| August | 80° | 60° | 3.2" | 0.0" | 10 | 0 | 64° – 74° |
| September | 73° | 52° | 3.0" | 0.0" | 9 | 0 | 56° – 67° |
| October | 60° | 42° | 2.9" | 0.1" | 11 | 0 | 47° – 58° |
| November | 46° | 32° | 2.5" | 1.9" | 10 | 2 | 32° – 46° |
| December | 35° | 23° | 2.1" | 7.6" | 11 | 11 | 17° – 38° |
| Year | 57° | 39° | 33.3" | 34.4" | 119 | 60 |
How much a month can swing
A normal is an average. March swings the most: from 1991 to 2020 its average ranged from 25° to 48°. June is the most reliable, staying within 9°.
Where Leonard’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 Leonard’s center.
- Snow: Lapeer Wwtp, MI.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Lapeer Wwtp, MI, 16 miles from the town’s center, 180 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 Leonard’s climate
What is the weather like in Leonard?
A typical July afternoon reaches 82°, a January night drops to 16°, and about 34 inches of snow falls in a normal winter. Colder January nights than 81% of U.S. towns; cooler July afternoons than 83% of U.S. towns.
How cold does it get in Leonard in winter?
January nights average 16°. About 148 nights a year reach 32° or below and 10 reach 0° or below. In the coldest January of the last 30 years the month averaged 13°.
How much snow does Leonard get?
About 34 inches in a normal winter at Lapeer Wwtp, MI, most of it in January, with snow on the ground about 60 days a year.
How hot does it get in Leonard?
July, with a typical high of 82° and a low of 61°. About 9 days a year reach 90° (Lapeer Wwtp, MI).
When is the first and last frost in Leonard?
In half of years the last spring frost (32°) comes by May 4 and the first fall frost by October 14, about 160 frost-free days, at Lapeer Wwtp, MI.
What growing zone is Leonard in?
Zone 6a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −8°.
What is the best time of year to visit Leonard?
By one simple rule (highs of 62–84° and lows of 40° or more), May, June, July, August and September. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Leonard getting warmer?
Yes: 1991–2020 averaged 1.7° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 71% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Leonard.
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.