Buffalo, WY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Buffalo, a city in Johnson County, Wyoming.
Today
73°F
Areas Of Smoke
Areas of smoke. Sunny, with a high near 73. East southeast wind 5 to 9 mph.
7-day forecast for Buffalo
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Areas Of Smoke | 5 to 9 mph ESE | 1% |
| Tonight | 54°F | Areas Of Smoke | 7 mph W | 11% |
| Wednesday | 81°F | Sunny | 3 to 9 mph ESE | 0% |
| Wednesday Night | 58°F | Mostly Clear | 8 mph WNW | 0% |
| Thursday | 88°F | Sunny | 3 to 9 mph NNE | 0% |
| Thursday Night | 61°F | Mostly Clear | 6 to 9 mph NW | 0% |
| Friday | 93°F | Sunny | 3 to 10 mph ESE | 0% |
| Friday Night | 64°F | Mostly Clear | 10 mph NW | 0% |
| Saturday | 92°F | Sunny | 10 to 16 mph N | 0% |
| Saturday Night | 65°F | Mostly Clear | 9 mph NW | 0% |
| Sunday | 92°F | Sunny | 10 to 14 mph NNW | 5% |
| Sunday Night | 64°F | Partly Cloudy | 10 mph NW | 6% |
| Monday | 90°F | Mostly Sunny | 8 to 13 mph N | 6% |
| Monday Night | 64°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 7 to 12 mph NW | 16% |
Forecast source: National Weather Service (api.weather.gov) for Buffalo (44.339, -106.715). Updated through the day.
Growing snapshot for Buffalo
Last spring frost
May 24
First fall frost
Sep 21
Growing season
118 days
Hardiness zone
5a
More local growing data for Buffalo: nearby ZIP 82834 weather · frost dates · planting calendar · Wyoming frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Buffalo, Wy (6.7 mi from Buffalo). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.