Granger, WY Weather & Growing Conditions
Tonight
45°F
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 11pm, then a slight chance of showers and thunderstorms between 11pm and 3am. Some of the storms could be severe. Mostly cloudy, with a low around 45. Northwest wind 5 to 8 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 45°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 5 to 8 mph NW | 49% |
| Saturday | 65°F | Chance Showers And Thunderstorms | 5 to 13 mph W | 32% |
| Saturday Night | 36°F | Partly Cloudy | 7 to 12 mph W | 9% |
| Sunday | 66°F | Sunny | 6 to 9 mph W | 0% |
| Sunday Night | 37°F | Mostly Clear | 2 to 9 mph W | 0% |
| Monday | 70°F | Sunny | 2 mph WNW | 0% |
| Monday Night | 41°F | Partly Cloudy | 2 mph WSW | 2% |
| Tuesday | 72°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 mph NE | 11% |
| Tuesday Night | 41°F | Chance Showers And Thunderstorms | 5 mph WSW | 29% |
| Wednesday | 72°F | Mostly Sunny | 5 mph WSW | 9% |
| Wednesday Night | 40°F | Mostly Clear | 5 mph WSW | 4% |
| Thursday | 74°F | Mostly Sunny | 2 mph SSE | 2% |
| Thursday Night | 42°F | Partly Cloudy | 5 mph ESE | 8% |
| Friday | 75°F | Mostly Sunny | 3 mph WSW | 10% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Granger, WY
Last spring frost
May 25
First fall frost
Sep 27
Growing season
124 days
Hardiness zone
4b
Explore more for Granger, WY: full frost dates · planting calendar · Wyoming frost dates
Climate data from the nearest NOAA station, Church Buttes Gas Plt, Wy (15.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.