Summers in Clarks Mills are cooler than in 92% of U.S. towns
The depth of winter brings overnight lows near 11°. Expect the heaviest rain or snow in June and the lightest in February. Its January nights bite harder than in 92% of U.S. towns. Warm coats and heating bills mark the months from October to April, when means dip under 50°.
A year in Clarks Mills at a glance
Each month’s typical high and low, and what it brings.
What stands out about Clarks Mills’ climate
Compared with towns across the U.S., with Clarks Mills’ place in Wisconsin beside it.
What a year in Clarks Mills feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 171 frost-free days a year
In half of years the last 32° night comes by April 30 and the first by October 20. Frost and day counts come from NOAA’s station at Manitowoc, WI, 10 miles from the town’s center, 240 ft lower.
The 2023 USDA map puts Clarks Mills’ center in zone 5b: the coldest night of a typical winter, averaged over 1991–2020, reaches about −14°. 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 44 inches of snow a winter
Snow, measured at Chilton, WI, is heaviest from January through February, about 11 inches a month. Precipitation (rain plus melted snow) adds up to 33 inches a year; June is the wettest month and February the driest. Rain or snow falls on about 122 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Clarks Mills
95% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from October through May.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Manitowoc, WI.
Living with Clarks Mills’ climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
171 frost-free days in zone 5b. The last frost comes by Apr 30 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 20.
Months with highs of 62–84° and lows of 40° or more: May, June, July, August and September.
Parks & trails →Of the yearly building losses FEMA expects in Clarks Mills from natural hazards, river flooding is the largest share (47%); heat waves, cold waves, winter storms and ice storms together are 23%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Clarks Mills and similar climates
TownRatings has no climate map of the towns around Clarks Mills yet.
Climates most like Clarks Mills’, 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 |
|---|---|---|---|---|
| Clarks Mills, WI | 11° | 80° | 33" | 44" |
| Plattsburgh, NY | 9° | 80° | 34" | 50" |
| Lakeville, MN | 7° | 82° | 33" | 41" |
| Colchester, VT | 10° | 81° | 38" | 50" |
| Houghton Lake, MI | 12° | 81° | 33" | 66" |
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 Clarks Mills averaged 1.7° warmer than the 1900s. The biggest change is in December (+3.2°).
A bigger shift than in 69% 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 Clarks Mills compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Clarks Mills’ place among Wisconsin’s.
Clarks Mills weather by month
Highs, lows and precipitation from NOAA’s grid at Clarks Mills’ center; snow, wet days and snow on the ground from Chilton, WI. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 26° | 11° | 1.5" | 11.3" | 10 | 25 | 7° – 30° |
| February | 29° | 14° | 1.2" | 11.3" | 9 | 23 | 10° – 32° |
| March | 40° | 23° | 2.0" | 5.8" | 9 | 12 | 24° – 45° |
| April | 53° | 33° | 3.3" | 2.6" | 11 | 2 | 35° – 48° |
| May | 65° | 44° | 3.7" | 0.1" | 12 | 0 | 49° – 60° |
| June | 75° | 54° | 4.4" | 0.0" | 11 | 0 | 61° – 69° |
| July | 80° | 59° | 3.7" | 0.0" | 11 | 0 | 64° – 75° |
| August | 78° | 58° | 3.5" | 0.0" | 11 | 0 | 63° – 72° |
| September | 71° | 50° | 2.9" | 0.0" | 10 | 0 | 54° – 65° |
| October | 57° | 39° | 3.0" | 0.6" | 11 | 0 | 44° – 54° |
| November | 43° | 28° | 2.2" | 1.9" | 9 | 4 | 27° – 43° |
| December | 31° | 18° | 1.7" | 9.9" | 10 | 18 | 13° – 35° |
| Year | 54° | 36° | 32.8" | 43.5" | 122 | 85 |
How much a month can swing
A normal is an average. January swings the most: from 1991 to 2020 its average ranged from 7° to 30°. June is the most reliable, staying within 8°.
Where Clarks Mills’ 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 Clarks Mills’ center.
- Snow: Chilton, WI.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Manitowoc, WI, 10 miles from the town’s center, 240 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 Clarks Mills’ climate
What is the weather like in Clarks Mills?
A typical July afternoon reaches 80°, a January night drops to 11°, and about 44 inches of snow falls in a normal winter. Colder January nights than 92% of U.S. towns; cooler July afternoons than 92% of U.S. towns.
How cold does it get in Clarks Mills in winter?
January nights average 11°. About 139 nights a year reach 32° or below and 11 reach 0° or below. In the coldest January of the last 30 years the month averaged 7°.
How much snow does Clarks Mills get?
About 44 inches in a normal winter at Chilton, WI, heaviest from January through February, about 11 inches a month, with snow on the ground about 85 days a year.
How hot does it get in Clarks Mills?
July, with a typical high of 80° and a low of 59°. About 3 days a year reach 90° (Manitowoc, WI).
When is the first and last frost in Clarks Mills?
In half of years the last spring frost (32°) comes by April 30 and the first fall frost by October 20, about 171 frost-free days, at Manitowoc, WI.
What growing zone is Clarks Mills in?
Zone 5b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −14°.
What is the best time of year to visit Clarks Mills?
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 Clarks Mills getting warmer?
Yes: 1991–2020 averaged 1.7° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 69% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Clarks Mills.
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.