Jeffrey City, WY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Jeffrey City, a community in Fremont County, Wyoming.
Today
81°F
Areas Of Smoke
Areas of smoke. Sunny, with a high near 81. Northeast wind around 5 mph.
7-day forecast for Jeffrey City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 81°F | Areas Of Smoke | 5 mph NE | 0% |
| Tonight | 47°F | Areas Of Smoke | 1 to 12 mph NNE | 2% |
| Wednesday | 85°F | Sunny | 1 to 13 mph WSW | 0% |
| Wednesday Night | 51°F | Mostly Clear | 2 to 13 mph WSW | 0% |
| Thursday | 90°F | Sunny | 2 to 9 mph W | 0% |
| Thursday Night | 56°F | Mostly Clear | 2 to 9 mph W | 0% |
| Friday | 93°F | Sunny | 1 to 12 mph WSW | 0% |
| Friday Night | 59°F | Mostly Clear | 5 to 12 mph W | 0% |
| Saturday | 94°F | Sunny | 6 to 15 mph WSW | 1% |
| Saturday Night | 59°F | Partly Cloudy | 3 to 10 mph W | 1% |
| Sunday | 93°F | Mostly Sunny | 6 to 15 mph WSW | 3% |
| Sunday Night | 59°F | Partly Cloudy | 5 to 12 mph SW | 6% |
| Monday | 92°F | Mostly Sunny | 6 to 13 mph SW | 4% |
| Monday Night | 58°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 6 to 12 mph SW | 14% |
Forecast source: National Weather Service (api.weather.gov) for Jeffrey City (42.483, -107.829). Updated through the day.
Growing snapshot for Jeffrey City
Last spring frost
Jun 1
First fall frost
Sep 13
Growing season
104 days
Hardiness zone
4b
More local growing data for Jeffrey City: nearby ZIP 82310 weather · frost dates · planting calendar · Wyoming frost dates
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Fort Washakie
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Johnstown
Lander
Pavillion
Riverton
Shoshoni
Climate data from the nearest NOAA station, Jeffrey City, Wy (4.2 mi from Jeffrey City). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.