Mendota Heights, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mendota Heights, a city in Dakota County, Minnesota.
Today
55°F
Light Rain
Rain and patchy fog. Mostly cloudy, with a high near 55. West northwest wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Mendota Heights
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 55°F | Light Rain | 5 to 10 mph WNW | 94% |
| Tonight | 45°F | Light Rain then Drizzle Likely | 10 to 15 mph NW | 97% |
| Thursday | 49°F | Slight Chance Drizzle then Mostly Cloudy | 10 to 15 mph NNW | 16% |
| Thursday Night | 35°F | Mostly Cloudy | 5 to 10 mph N | 0% |
| Friday | 46°F | Sunny | 0 to 5 mph NNE | 0% |
| Friday Night | 31°F | Mostly Clear | 0 mph | 0% |
| Saturday | 49°F | Sunny | 0 to 5 mph SSW | 2% |
| Saturday Night | 38°F | Mostly Clear | 5 mph WSW | 3% |
| Sunday | 53°F | Sunny | 5 mph W | 3% |
| Sunday Night | 39°F | Mostly Clear | 5 mph SW | 0% |
| Monday | 58°F | Mostly Sunny | 5 to 10 mph WSW | 1% |
| Monday Night | 41°F | Partly Cloudy | 5 mph WNW | 0% |
| Tuesday | 55°F | Sunny | 5 mph WNW | 1% |
| Tuesday Night | 40°F | Partly Cloudy | 0 to 5 mph WSW | 3% |
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 Nov 4, 2026.