Gillette, WY Weather & Growing Conditions
Today
76°F
Areas Of Smoke
Areas of smoke. Sunny, with a high near 76. East wind around 6 mph, with gusts as high as 17 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 76°F | Areas Of Smoke | 6 mph E | 1% |
| Tonight | 51°F | Mostly Clear then Slight Chance Rain Showers | 2 to 6 mph SE | 16% |
| Wednesday | 85°F | Sunny | 3 to 7 mph SW | 0% |
| Wednesday Night | 55°F | Mostly Clear | 2 to 7 mph E | 1% |
| Thursday | 93°F | Sunny | 2 to 6 mph W | 0% |
| Thursday Night | 59°F | Mostly Clear | 2 to 6 mph E | 0% |
| Friday | 98°F | Sunny | 2 to 7 mph W | 0% |
| Friday Night | 63°F | Mostly Clear | 9 mph SE | 0% |
| Saturday | 96°F | Sunny | 7 to 14 mph NW | 0% |
| Saturday Night | 63°F | Mostly Clear | 6 to 12 mph E | 2% |
| Sunday | 97°F | Mostly Sunny | 6 to 12 mph W | 2% |
| Sunday Night | 63°F | Partly Cloudy | 5 to 12 mph E | 10% |
| Monday | 95°F | Mostly Sunny | 5 to 14 mph NE | 6% |
| Monday Night | 63°F | Chance Showers And Thunderstorms | 6 to 14 mph E | 25% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Gillette, WY
Last spring frost
May 21
First fall frost
Sep 23
Growing season
123 days
Hardiness zone
5a
Explore more for Gillette, WY: full frost dates · planting calendar · Wyoming frost dates
Climate data from the nearest NOAA station, Echeta 2 Nw, Wy (13.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.