Harman US

Riverdale, ND Weather & Growing Conditions

Overnight
55°F
Patchy Fog
Patchy fog after 4am. Cloudy, with a low around 55. East wind 1 to 5 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 55°F Patchy Fog 1 to 5 mph E 2%
Saturday 67°F Patchy Fog then Chance Rain Showers 1 to 14 mph NE 26%
Saturday Night 49°F Chance Rain Showers 14 mph NE 30%
Sunday 64°F Chance Rain Showers 13 mph E 25%
Sunday Night 46°F Chance Rain Showers then Mostly Cloudy 5 to 9 mph E 25%
Monday 69°F Partly Sunny 5 to 12 mph SE 6%
Monday Night 46°F Partly Cloudy 10 mph SE 4%
Tuesday 70°F Mostly Sunny 10 to 20 mph SE 3%
Tuesday Night 51°F Mostly Cloudy 15 mph SE 8%
Wednesday 75°F Partly Sunny 15 mph SE 11%
Wednesday Night 52°F Partly Cloudy 6 to 12 mph SE 14%
Thursday 78°F Sunny 6 to 10 mph SE 10%
Thursday Night 52°F Mostly Clear 9 mph SE 5%
Friday 77°F Mostly Sunny 8 to 17 mph SE 6%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Riverdale, ND

Last spring frost
May 12
First fall frost
Oct 3
Growing season
143 days
Hardiness zone
4a

Explore more for Riverdale, ND: full frost dates · planting calendar · North Dakota frost dates

Climate data from the nearest NOAA station, Riverdale, Nd (0.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.