McKinnon, WY Weather & Growing Conditions
Today
86°F
Areas Of Smoke
Areas of smoke. Sunny, with a high near 86. North wind 2 to 17 mph, with gusts as high as 24 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Areas Of Smoke | 2 to 17 mph N | 0% |
| Tonight | 52°F | Areas Of Smoke | 6 to 21 mph W | 0% |
| Wednesday | 83°F | Sunny | 3 to 21 mph WNW | 0% |
| Wednesday Night | 54°F | Mostly Clear | 7 to 21 mph W | 0% |
| Thursday | 87°F | Sunny | 3 to 17 mph W | 0% |
| Thursday Night | 57°F | Mostly Clear | 5 to 17 mph W | 0% |
| Friday | 90°F | Sunny | 2 to 9 mph WNW | 0% |
| Friday Night | 60°F | Partly Cloudy | 12 mph W | 0% |
| Saturday | 90°F | Sunny | 7 mph W | 2% |
| Saturday Night | 61°F | Partly Cloudy | 10 mph WSW | 0% |
| Sunday | 88°F | Mostly Sunny then Chance Showers And Thunderstorms | 8 mph WSW | 25% |
| Sunday Night | 60°F | Partly Cloudy | 12 mph WSW | 5% |
| Monday | 86°F | Mostly Sunny then Chance Showers And Thunderstorms | 7 mph W | 33% |
| Monday Night | 58°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 9 mph WSW | 14% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for McKinnon, WY
Last spring frost
May 22
First fall frost
Sep 29
Growing season
128 days
Hardiness zone
5b
Explore more for McKinnon, WY: full frost dates · planting calendar · Wyoming frost dates
Climate data from the nearest NOAA station, Manila, Ut (11.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.