Mayer, MN Weather & Growing Conditions
Tonight
49°F
Light Rain
A slight chance of rain before 11pm, then patchy fog and a slight chance of rain between 11pm and midnight, then rain and patchy fog. Cloudy, with a low around 49. North northwest wind 10 to 15 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 49°F | Light Rain | 10 to 15 mph NNW | 95% |
| Wednesday | 52°F | Rain | 10 mph NNW | 94% |
| Wednesday Night | 43°F | Light Rain | 10 mph NNW | 96% |
| Thursday | 47°F | Chance Light Rain then Mostly Cloudy | 10 to 15 mph N | 25% |
| Thursday Night | 34°F | Mostly Cloudy | 5 to 10 mph NNE | 1% |
| Friday | 45°F | Mostly Sunny | 0 to 5 mph NE | 0% |
| Friday Night | 30°F | Partly Cloudy | 0 mph | 1% |
| Saturday | 52°F | Mostly Sunny | 0 to 5 mph SW | 0% |
| Saturday Night | 36°F | Partly Cloudy | 5 mph W | 6% |
| Sunday | 56°F | Mostly Sunny | 5 mph W | 6% |
| Sunday Night | 37°F | Partly Cloudy | 5 mph SSW | 0% |
| Monday | 58°F | Mostly Sunny | 5 to 10 mph WSW | 1% |
| Monday Night | 38°F | Mostly Clear | 5 mph WNW | 1% |
| Tuesday | 53°F | Mostly Sunny | 5 mph WNW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Mayer, MN
Last spring frost
Apr 30
First fall frost
Oct 8
Growing season
159 days
Hardiness zone
4b
Explore more for Mayer, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Delano, Mn (11.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.