🌷 Your Ultimate Garden Calendar!

Weather Almanac: Riverton, WY 82501

🗓️ Historical norms for May

April June
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
May avg. precipitation
🌧️ 1.45"
May days below freezing
📉 ≈3.7 days
Average May lows 38°F – 42°F
USDA Zone
5a
Annual extreme lows -20°F to -15°F
Last Spring Frost (36°F)
🌷 Jun 7
View full details
First Fall Frost (36°F)
🍂 Sep 8
View full details

Book Recommendations (ads!)

📚 Rocky Mountain Month-By-Month Gardening: What to Do Each Month to Have A Beautiful Garden All Year - Colorado, Idaho, Montana, Utah, Wyoming

F: Forecast
H: Normal High Temp
L: Normal Low Temp
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.

Temperature climatic data from weather station: RIVERTON (USC00487760)

Precipitation climatic data from weather station: RIVERTON (USC00487760)

Agricultural climatic data from weather station: RIVERTON (USC00487760)