Harman US

Merrill, MI Weather & Growing Conditions

Overnight
50°F
Chance Light Rain
A chance of rain. Cloudy. Low around 50, with temperatures rising to around 53 overnight. East northeast wind around 7 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Overnight 50°F Chance Light Rain 7 mph ENE 50%
Saturday 65°F Showers And Thunderstorms Likely 5 to 8 mph E 76%
Saturday Night 54°F Showers And Thunderstorms Likely 8 mph ENE 69%
Sunday 68°F Chance Rain Showers 8 to 14 mph NE 31%
Sunday Night 49°F Mostly Cloudy 9 to 14 mph NE 13%
Monday 63°F Mostly Cloudy 12 to 16 mph NE 4%
Monday Night 46°F Mostly Cloudy 10 to 16 mph NE 4%
Tuesday 62°F Partly Sunny 12 to 17 mph NE 14%
Tuesday Night 47°F Mostly Cloudy then Chance Rain Showers 10 to 17 mph ENE 28%
Wednesday 64°F Chance Rain Showers 13 mph NE 38%
Wednesday Night 48°F Chance Rain Showers then Mostly Cloudy 6 to 13 mph NE 29%
Thursday 67°F Partly Sunny 6 to 10 mph NE 9%
Thursday Night 48°F Mostly Cloudy 3 to 9 mph NNE 7%
Friday 71°F Mostly Sunny 3 to 9 mph NNE 5%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Merrill, MI

Last spring frost
Apr 29
First fall frost
Oct 16
Growing season
167 days
Hardiness zone
6a

Explore more for Merrill, MI: full frost dates · planting calendar · Michigan frost dates

Climate data from the nearest NOAA station, Midland, Mi (15.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.