Rocklake, ND Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rocklake, a city in Towner County, North Dakota.
Today
66°F
Patchy Fog then Mostly Cloudy
Patchy fog and a slight chance of rain showers before 11am. Mostly cloudy, with a high near 66. North northeast wind 1 to 15 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Rocklake
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 66°F | Patchy Fog then Mostly Cloudy | 1 to 15 mph NNE | 24% |
| Tonight | 41°F | Mostly Cloudy | 7 to 14 mph NE | 0% |
| Sunday | 63°F | Mostly Cloudy | 8 mph ENE | 0% |
| Sunday Night | 38°F | Partly Cloudy | 6 mph ESE | 0% |
| Monday | 67°F | Sunny | 2 to 9 mph SSE | 0% |
| Monday Night | 41°F | Mostly Clear | 6 to 9 mph SSE | 0% |
| Tuesday | 67°F | Sunny | 9 to 21 mph SSE | 0% |
| Tuesday Night | 47°F | Mostly Clear | 17 mph SSE | 4% |
| Wednesday | 69°F | Partly Sunny | 15 to 20 mph SSE | 4% |
| Wednesday Night | 50°F | Partly Cloudy | 10 to 16 mph SSE | 11% |
| Thursday | 71°F | Mostly Sunny | 10 to 15 mph SSE | 11% |
| Thursday Night | 52°F | Partly Cloudy | 12 mph S | 9% |
| Friday | 72°F | Partly Sunny | 10 to 20 mph S | 9% |
| Friday Night | 53°F | Mostly Cloudy then Slight Chance Rain Showers | 17 mph SSE | 18% |
Forecast source: National Weather Service (api.weather.gov) for Rocklake (48.790, -99.246). Updated through the day.
Growing snapshot for Rocklake
Last spring frost
May 18
First fall frost
Sep 23
Growing season
127 days
Hardiness zone
3b
More local growing data for Rocklake: nearby ZIP 58365 weather · frost dates · planting calendar · North Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Hansboro 4 Nne, Nd (12.1 mi from Rocklake). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.