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
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| 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.