Mendota Heights, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mendota Heights, a city in Dakota County, Minnesota.
Tonight
53°F
Chance Rain Showers
A chance of rain showers and patchy fog before 1am. Mostly cloudy, with a low around 53. North northeast wind 5 to 10 mph.
7-day forecast for Mendota Heights
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 53°F | Chance Rain Showers | 5 to 10 mph NNE | 10% |
| Sunday | 67°F | Mostly Cloudy | 10 mph NE | 5% |
| Sunday Night | 49°F | Cloudy | 5 to 10 mph ENE | 10% |
| Monday | 60°F | Cloudy | 5 to 10 mph ENE | 12% |
| Monday Night | 47°F | Mostly Cloudy | 5 mph ENE | 3% |
| Tuesday | 65°F | Mostly Sunny | 5 to 10 mph E | 2% |
| Tuesday Night | 45°F | Mostly Clear | 5 mph ESE | 0% |
| Wednesday | 68°F | Sunny | 5 mph ESE | 0% |
| Wednesday Night | 52°F | Partly Cloudy | 5 mph SE | 8% |
| Thursday | 69°F | Slight Chance Rain Showers | 5 mph SE | 21% |
| Thursday Night | 56°F | Slight Chance Rain Showers then Mostly Cloudy | 0 to 5 mph SE | 15% |
| Friday | 73°F | Partly Sunny | 0 to 5 mph SE | 9% |
| Friday Night | 58°F | Partly Cloudy | 5 mph SE | 8% |
| Saturday | 73°F | Slight Chance Rain Showers | 5 to 10 mph SSE | 20% |
Forecast source: National Weather Service (api.weather.gov) for Mendota Heights (44.879, -93.134). Updated through the day.
Growing snapshot for Mendota Heights
Last spring frost
Apr 25
First fall frost
Oct 12
Growing season
169 days
Hardiness zone
5a
More local growing data for Mendota Heights: nearby ZIP 55120 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Apple Valley
Burnsville
Coates
Eagan
Farmington
Hampton
Hastings
Inver Grove Heights
Lakeville
Mendota
New Trier
Randolph
Rosemount
South St. Paul
Sunfish Lake
Vermillion
West St. Paul
Climate data from the nearest NOAA station, St Paul 3Sw, Mn (3.8 mi from Mendota Heights). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.