Hannah, ND Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hannah, a city in Cavalier County, North Dakota.
Overnight
53°F
Patchy Fog
Patchy fog and a slight chance of rain showers before 4am, then a chance of rain showers and patchy fog. Mostly cloudy, with a low around 53. Southwest wind around 6 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Hannah
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 53°F | Patchy Fog | 6 mph SW | 29% |
| Saturday | 65°F | Chance Rain Showers then Mostly Cloudy | 3 to 15 mph NNW | 33% |
| Saturday Night | 41°F | Partly Cloudy | 6 to 14 mph NE | 0% |
| Sunday | 61°F | Mostly Cloudy | 8 mph ENE | 0% |
| Sunday Night | 38°F | Partly Cloudy | 6 mph ESE | 0% |
| Monday | 66°F | Sunny | 3 to 9 mph SSE | 0% |
| Monday Night | 41°F | Mostly Clear | 9 mph SSE | 0% |
| Tuesday | 66°F | Sunny | 9 to 21 mph S | 0% |
| Tuesday Night | 47°F | Mostly Clear | 16 mph SSE | 3% |
| Wednesday | 68°F | Mostly Sunny | 15 to 20 mph S | 5% |
| Wednesday Night | 50°F | Partly Cloudy | 12 to 15 mph SSE | 11% |
| Thursday | 71°F | Mostly Sunny | 10 to 15 mph SSE | 11% |
| Thursday Night | 53°F | Partly Cloudy | 12 mph S | 8% |
| Friday | 71°F | Partly Sunny | 12 to 18 mph S | 8% |
Forecast source: National Weather Service (api.weather.gov) for Hannah (48.973, -98.690). Updated through the day.
Growing snapshot for Hannah
Last spring frost
May 17
First fall frost
Sep 26
Growing season
132 days
Hardiness zone
3b
More local growing data for Hannah: nearby ZIP 58239 weather · frost dates · planting calendar · North Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Langdon Exp Farm, Nd (18.9 mi from Hannah). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.