Gilby, ND Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Gilby, a city in Grand Forks County, North Dakota.
Today
69°F
Mostly Cloudy
Mostly cloudy. High near 69, with temperatures falling to around 67 in the afternoon. North wind 2 to 16 mph.
7-day forecast for Gilby
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 69°F | Mostly Cloudy | 2 to 16 mph N | 13% |
| Tonight | 46°F | Mostly Cloudy | 8 to 16 mph N | 0% |
| Sunday | 66°F | Mostly Cloudy | 10 mph NE | 0% |
| Sunday Night | 41°F | Mostly Cloudy | 1 to 8 mph ENE | 0% |
| Monday | 69°F | Sunny | 1 to 8 mph SE | 0% |
| Monday Night | 41°F | Mostly Clear | 7 mph SSE | 1% |
| Tuesday | 69°F | Sunny | 7 to 20 mph SSE | 1% |
| Tuesday Night | 46°F | Mostly Clear | 16 mph SSE | 1% |
| Wednesday | 70°F | Mostly Sunny | 15 to 22 mph SSE | 8% |
| Wednesday Night | 50°F | Slight Chance Rain Showers | 12 to 16 mph SSE | 15% |
| Thursday | 73°F | Mostly Sunny | 10 to 16 mph SSE | 12% |
| Thursday Night | 53°F | Partly Cloudy | 13 mph SSE | 12% |
| Friday | 75°F | Mostly Sunny | 10 to 20 mph S | 8% |
| Friday Night | 55°F | Partly Cloudy then Slight Chance Rain Showers | 18 mph SSE | 15% |
Forecast source: National Weather Service (api.weather.gov) for Gilby (48.084, -97.468). Updated through the day.
Growing snapshot for Gilby
Last spring frost
May 16
First fall frost
Sep 27
Growing season
133 days
Hardiness zone
4a
More local growing data for Gilby: nearby ZIP 58235 weather · frost dates · planting calendar · North Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Grand Forks Intl Ap, Nd (17.2 mi from Gilby). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.