Mendota Heights, MN Weather & Growing Conditions
Today
61°F
Slight Chance Drizzle
A slight chance of drizzle before 2pm. Cloudy, with a high near 61. Northeast wind 5 to 10 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 61°F | Slight Chance Drizzle | 5 to 10 mph NE | 22% |
| Tonight | 55°F | Mostly Cloudy | 5 mph NNE | 6% |
| Sunday | 68°F | Partly Sunny | 5 to 10 mph NE | 2% |
| Sunday Night | 50°F | Mostly Cloudy | 10 mph ENE | 2% |
| Monday | 66°F | Mostly Cloudy | 5 to 10 mph ENE | 2% |
| Monday Night | 46°F | Partly Cloudy | 5 mph E | 2% |
| Tuesday | 66°F | Sunny | 5 mph E | 2% |
| Tuesday Night | 45°F | Mostly Clear | 0 to 5 mph ESE | 0% |
| Wednesday | 68°F | Sunny | 5 mph ESE | 0% |
| Wednesday Night | 50°F | Mostly Clear | 0 to 5 mph SE | 5% |
| Thursday | 69°F | Mostly Sunny | 0 to 5 mph SE | 7% |
| Thursday Night | 52°F | Partly Cloudy | 0 to 5 mph SE | 4% |
| Friday | 72°F | Mostly Sunny | 0 to 5 mph SE | 4% |
| Friday Night | 54°F | Partly Cloudy | 5 mph SE | 9% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Mendota Heights, MN
Last spring frost
Apr 25
First fall frost
Oct 12
Growing season
169 days
Hardiness zone
5a
Explore more for Mendota Heights, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, St Paul 3Sw, Mn (3.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.