Etna, WY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Etna, a community in Lincoln County, Wyoming.
This Afternoon
50°F
Mostly Sunny
Mostly sunny. High near 50, with temperatures falling to around 45 in the afternoon. Southeast wind around 3 mph.
7-day forecast for Etna
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 50°F | Mostly Sunny | 3 mph SE | 0% |
| Tonight | 26°F | Areas Of Fog | 3 mph ESE | 1% |
| Wednesday | 50°F | Areas Of Fog then Mostly Cloudy | 1 to 6 mph WNW | 3% |
| Wednesday Night | 24°F | Mostly Clear | 0 to 5 mph SE | 1% |
| Thursday | 48°F | Partly Sunny then Slight Chance Rain Showers | 1 mph NW | 24% |
| Thursday Night | 27°F | Slight Chance Rain And Snow Showers then Mostly Cloudy | 1 mph WNW | 24% |
| Friday | 47°F | Mostly Sunny | 1 mph W | 4% |
| Friday Night | 25°F | Partly Cloudy | 1 mph WNW | 4% |
| Saturday | 52°F | Mostly Sunny | 2 mph ENE | 1% |
| Saturday Night | 27°F | Mostly Clear | 3 mph SE | 0% |
| Sunday | 58°F | Sunny | 3 mph S | 0% |
| Sunday Night | 30°F | Partly Cloudy | 3 mph SE | 1% |
| Monday | 58°F | Mostly Sunny | 1 mph SE | 3% |
| Monday Night | 32°F | Mostly Cloudy | 2 mph E | 4% |
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
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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.