Havana, ND Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Havana, a city in Sargent County, North Dakota.
Tonight
52°F
Cloudy then Patchy Fog
Patchy fog after 1am. Cloudy. Low around 52, with temperatures rising to around 55 overnight. East northeast wind 7 to 12 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Havana
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 52°F | Cloudy then Patchy Fog | 7 to 12 mph ENE | 7% |
| Saturday | 67°F | Patchy Fog then Mostly Cloudy | 9 to 13 mph NE | 4% |
| Saturday Night | 51°F | Mostly Cloudy | 10 mph NE | 8% |
| Sunday | 67°F | Cloudy | 10 to 14 mph ENE | 3% |
| Sunday Night | 47°F | Cloudy then Slight Chance Rain Showers | 6 to 9 mph E | 15% |
| Monday | 64°F | Slight Chance Rain Showers then Mostly Cloudy | 7 to 10 mph E | 15% |
| Monday Night | 45°F | Mostly Cloudy | 7 mph ESE | 1% |
| Tuesday | 67°F | Partly Sunny | 6 to 14 mph SE | 1% |
| Tuesday Night | 48°F | Partly Cloudy | 12 mph SSE | 8% |
| Wednesday | 70°F | Partly Sunny | 9 to 16 mph SSE | 12% |
| Wednesday Night | 51°F | Slight Chance Rain Showers | 7 to 10 mph SSE | 23% |
| Thursday | 72°F | Slight Chance Rain Showers then Partly Sunny | 9 mph S | 23% |
| Thursday Night | 53°F | Partly Cloudy | 7 mph SSE | 11% |
| Friday | 74°F | Partly Sunny | 6 to 14 mph SSE | 11% |
Forecast source: National Weather Service (api.weather.gov) for Havana (45.954, -97.618). Updated through the day.
Growing snapshot for Havana
Last spring frost
May 7
First fall frost
Oct 1
Growing season
146 days
Hardiness zone
4a
More local growing data for Havana: nearby ZIP 58043 weather · frost dates · planting calendar · North Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Forman 5 Sse, Nd (5.2 mi from Havana). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.