Bairoil, WY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bairoil, a town in Sweetwater County, Wyoming.
Tonight
50°F
Scattered Showers And Thunderstorms then Isolated Showers And Thunderstorms
Scattered showers and thunderstorms before midnight, then isolated showers and thunderstorms between midnight and 3am. Mostly cloudy. Low around 50, with temperatures rising to around 53 overnight. Southwest wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Bairoil
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 50°F | Scattered Showers And Thunderstorms then Isolated Showers And Thunderstorms | 6 mph SW | 40% |
| Saturday | 67°F | Mostly Sunny then Scattered Showers And Thunderstorms | 5 to 13 mph WSW | 46% |
| Saturday Night | 41°F | Isolated Showers And Thunderstorms then Chance Showers And Thunderstorms | 2 to 9 mph W | 51% |
| Sunday | 61°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 2 to 9 mph W | 30% |
| Sunday Night | 39°F | Partly Cloudy | 0 to 6 mph N | 1% |
| Monday | 68°F | Sunny | 0 to 7 mph WSW | 0% |
| Monday Night | 43°F | Mostly Clear | 3 mph SW | 0% |
| Tuesday | 72°F | Mostly Sunny | 0 to 9 mph SSW | 4% |
| Tuesday Night | 46°F | Chance Showers And Thunderstorms | 3 to 7 mph SW | 27% |
| Wednesday | 71°F | Mostly Sunny | 5 to 12 mph SW | 9% |
| Wednesday Night | 45°F | Partly Cloudy | 1 to 6 mph W | 7% |
| Thursday | 73°F | Mostly Sunny | 1 to 8 mph SSW | 3% |
| Thursday Night | 47°F | Partly Cloudy | 5 mph S | 9% |
| Friday | 74°F | Mostly Sunny | 3 to 13 mph SW | 7% |
Forecast source: National Weather Service (api.weather.gov) for Bairoil (42.237, -107.561). Updated through the day.
Growing snapshot for Bairoil
Last spring frost
May 21
First fall frost
Sep 27
Growing season
126 days
Hardiness zone
5b
More local growing data for Bairoil: nearby ZIP 82322 weather · frost dates · planting calendar · Wyoming frost dates
Nearby towns & communities
Arrowhead Springs
Clearview Acres
Eden
Farson
Granger
Green River
James Town
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, Muddy Gap, Wy (9.6 mi from Bairoil). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.