Riverton, WY Weather & Climate Normals
What a normal year in Riverton actually looks like
On the 30-year record NOAA keeps for Riverton, WY, the comfort score comes out to 34/100, weather-driven: Heat, cold, snow, or rainfall here are heavy enough that they shape daily life for a large part of the year. Only 4 months a year land in the 55–75°F range this site treats as mild.
How much Riverton's weather actually swings
Average temperatures in Riverton run from 17°F in Jan up to 71°F in Jul, a 54.9°F seasonal swing, one of the widest gaps in this dataset.
Riverton, month by month
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| Jan | 29°F | 4°F | 0.35in | 5.5in |
| Feb | 36°F | 10°F | 0.43in | 7.4in |
| Mar | 49°F | 22°F | 0.71in | 6.5in |
| Apr | 58°F | 31°F | 1.31in | 7.2in |
| May | 67°F | 40°F | 1.98in | 2.1in |
| Jun | 79°F | 49°F | 1.09in | 0in |
| Jul | 88°F | 55°F | 0.7in | 0in |
| Aug | 86°F | 52°F | 0.45in | 0in |
| Sep | 74°F | 43°F | 0.8in | 0.6in |
| Oct | 59°F | 30°F | 0.93in | 4.4in |
| Nov | 43°F | 17°F | 0.44in | 5.3in |
| Dec | 30°F | 6°F | 0.31in | 5.3in |
If you're timing a visit, Jun, Jul, Aug, and Sep are Riverton's mildest stretch; if you're moving there, you should plan around Jan's cold instead.
How wet Riverton actually gets
Over a typical year, Riverton sees about 9.5in of precipitation a year across roughly 61 days with measurable rain or snow, with 44.3in of snow a year.
Riverton against the rest of the country
Out of 4876 cities scored here, Riverton comes in at 4827; within WY alone it ranks 15 of 16. Population is about 10,953.
Checking the actual forecast
These figures come from Riverton, WY US, the NOAA station 0.5 miles from Riverton, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why some cities show no snow or rain figure · What a 30-year climate normal actually is