Glyndon, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Glyndon, a city in Clay County, Minnesota.
Today
71°F
Patchy Fog then Mostly Cloudy
Patchy fog before 10am. Mostly cloudy, with a high near 71. Northeast wind 6 to 10 mph.
7-day forecast for Glyndon
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 71°F | Patchy Fog then Mostly Cloudy | 6 to 10 mph NE | 2% |
| Tonight | 52°F | Mostly Cloudy | 10 mph NNE | 5% |
| Sunday | 68°F | Partly Sunny | 10 mph NE | 0% |
| Sunday Night | 46°F | Mostly Cloudy | 7 mph E | 0% |
| Monday | 68°F | Mostly Sunny | 7 mph ESE | 0% |
| Monday Night | 43°F | Mostly Clear | 7 mph SE | 1% |
| Tuesday | 68°F | Sunny | 7 to 14 mph SSE | 1% |
| Tuesday Night | 47°F | Mostly Clear | 13 mph SSE | 0% |
| Wednesday | 69°F | Mostly Sunny | 13 to 20 mph SSE | 3% |
| Wednesday Night | 51°F | Partly Cloudy then Slight Chance Rain Showers | 10 to 14 mph SSE | 16% |
| Thursday | 71°F | Slight Chance Rain Showers then Partly Sunny | 10 to 15 mph SSE | 16% |
| Thursday Night | 53°F | Partly Cloudy | 10 mph SSE | 10% |
| Friday | 74°F | Mostly Sunny | 9 to 16 mph SSE | 10% |
| Friday Night | 56°F | Mostly Cloudy then Slight Chance Rain Showers | 15 mph SSE | 15% |
Forecast source: National Weather Service (api.weather.gov) for Glyndon (46.871, -96.578). Updated through the day.
Growing snapshot for Glyndon
Last spring frost
May 5
First fall frost
Oct 3
Growing season
150 days
Hardiness zone
4a
More local growing data for Glyndon: nearby ZIP 56547 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Moorhead, Mn (9.2 mi from Glyndon). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.