Opal, WY Weather & Growing Conditions
Overnight
44°F
Mostly Cloudy
Mostly cloudy. Low around 44, with temperatures rising to around 47 overnight. Northwest wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 44°F | Mostly Cloudy | 6 mph NW | 11% |
| Saturday | 62°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 6 to 14 mph WNW | 19% |
| Saturday Night | 31°F | Partly Cloudy | 6 to 14 mph WNW | 7% |
| Sunday | 64°F | Sunny | 6 to 12 mph W | 0% |
| Sunday Night | 34°F | Mostly Clear | 3 to 12 mph NNW | 0% |
| Monday | 68°F | Sunny | 0 to 5 mph E | 0% |
| Monday Night | 38°F | Partly Cloudy | 0 to 3 mph N | 1% |
| Tuesday | 68°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph ENE | 14% |
| Tuesday Night | 38°F | Chance Showers And Thunderstorms | 6 mph WSW | 36% |
| Wednesday | 70°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 6 mph W | 10% |
| Wednesday Night | 37°F | Partly Cloudy | 5 mph W | 2% |
| Thursday | 72°F | Sunny | 3 mph WNW | 2% |
| Thursday Night | 39°F | Partly Cloudy | 3 mph WSW | 3% |
| Friday | 74°F | Mostly Sunny | 5 mph SE | 6% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Opal, WY
Growing season
66 days
Hardiness zone
4b
Explore more for Opal, WY: full frost dates · planting calendar · Wyoming frost dates
Climate data from the nearest NOAA station, Kemmerer 2N, Wy (11.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.