James Town, WY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for James Town, a community in Sweetwater County, Wyoming.
Overnight
51°F
Patchy Smoke
Patchy smoke. Mostly clear. Low around 51, with temperatures rising to around 54 overnight. East wind around 13 mph.
7-day forecast for James Town
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 51°F | Patchy Smoke | 13 mph E | 0% |
| Tuesday | 85°F | Patchy Smoke | 2 to 13 mph ENE | 0% |
| Tuesday Night | 47°F | Areas Of Smoke | 1 to 18 mph W | 0% |
| Wednesday | 87°F | Sunny | 2 to 17 mph SW | 0% |
| Wednesday Night | 49°F | Mostly Clear | 0 to 17 mph W | 0% |
| Thursday | 92°F | Sunny | 0 to 16 mph WSW | 0% |
| Thursday Night | 54°F | Mostly Clear | 0 to 16 mph W | 0% |
| Friday | 95°F | Sunny | 0 to 9 mph WSW | 0% |
| Friday Night | 57°F | Mostly Clear | 2 to 12 mph WNW | 0% |
| Saturday | 96°F | Sunny | 1 to 8 mph WSW | 0% |
| Saturday Night | 59°F | Partly Cloudy | 1 to 9 mph WSW | 0% |
| Sunday | 95°F | Sunny | 2 to 8 mph WSW | 6% |
| Sunday Night | 59°F | Partly Cloudy | 2 to 10 mph SW | 3% |
| Monday | 94°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 8 mph WSW | 15% |
Forecast source: National Weather Service (api.weather.gov) for James Town (41.564, -109.536). Updated through the day.
Growing snapshot for James Town
Last spring frost
May 24
First fall frost
Sep 22
Growing season
120 days
Hardiness zone
5a
More local growing data for James Town: nearby ZIP 82935 weather · frost dates · planting calendar · Wyoming frost dates
Nearby towns & communities
Arrowhead Springs
Bairoil
Clearview Acres
Eden
Farson
Granger
Green River
Little America
McKinnon
North Rock Springs
Point of Rocks
Purple Sage
Reliance
Rock Springs
Superior
Table Rock
Wamsutter
Climate data from the nearest NOAA station, Green Rvr, Wy (14.8 mi from James Town). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.