Etna, WY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Etna, a community in Lincoln County, Wyoming.
Today
49°F
Mostly Cloudy
Mostly cloudy. High near 49, with temperatures falling to around 44 in the afternoon. West wind around 3 mph.
7-day forecast for Etna
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 49°F | Mostly Cloudy | 3 mph W | 1% |
| Tonight | 26°F | Mostly Clear | 0 to 3 mph WNW | 0% |
| Thursday | 47°F | Mostly Sunny then Chance Rain Showers | 1 mph W | 27% |
| Thursday Night | 28°F | Chance Rain And Snow Showers | 0 mph | 27% |
| Friday | 46°F | Mostly Sunny | 1 mph W | 1% |
| Friday Night | 25°F | Partly Cloudy | 1 mph NW | 0% |
| Saturday | 52°F | Sunny | 1 mph ENE | 0% |
| Saturday Night | 28°F | Mostly Clear | 2 mph SE | 0% |
| Sunday | 58°F | Mostly Sunny | 2 mph S | 0% |
| Sunday Night | 31°F | Partly Cloudy | 2 mph ESE | 0% |
| Monday | 58°F | Mostly Sunny | 1 mph NE | 0% |
| Monday Night | 32°F | Mostly Cloudy | 2 mph E | 2% |
| Tuesday | 56°F | Mostly Sunny | 1 mph W | 2% |
| Tuesday Night | 32°F | Partly Cloudy | 1 mph NNE | 7% |
Forecast source: National Weather Service (api.weather.gov) for Etna (43.033, -111.013). Updated through the day.
Growing snapshot for Etna
Growing season
67 days
Hardiness zone
5b
More local growing data for Etna: nearby ZIP 83118 weather · frost dates · planting calendar · Wyoming frost dates
Nearby towns & communities
Afton
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Bedford
Cokeville
Diamondville
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Freedom
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Kemmerer
La Barge
Nordic
Oakley
Opal
Osmond
Smoot
Star Valley Ranch
Taylor
Thayne
Turnerville
Climate data from the nearest NOAA station, Bedford 3 Se, Wy (12.1 mi from Etna). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.