Cold steppe climate
Climate Riverton - Wyoming
Annual high59ºF
Annual low30ºF
Precipitation8.42 inch
| Month | HighºF | LowºF | Precipinch | Snowinch |
|---|---|---|---|---|
| Jan | 31 | 6 | 0.28 | 5 |
| Feb | 37 | 11 | 0.33 | 6 |
| Mar | 50 | 22 | 0.56 | 6 |
| Apr | 60 | 31 | 0.98 | 6 |
| May | 69 | 40 | 1.45 | 1 |
| Jun | 79 | 48 | 1.21 | 0 |
| Jul | 88 | 54 | 0.78 | 0 |
| Aug | 87 | 51 | 0.50 | 0 |
| Sep | 75 | 41 | 0.83 | 0 |
| Oct | 60 | 30 | 0.85 | 4 |
| Nov | 43 | 18 | 0.41 | 4 |
| Dec | 29 | 5 | 0.24 | 5 |
- JanHigh 31ºFLow 6ºFPrecip 0.28 inch
- FebHigh 37ºFLow 11ºFPrecip 0.33 inch
- MarHigh 50ºFLow 22ºFPrecip 0.56 inch
- AprHigh 60ºFLow 31ºFPrecip 0.98 inch
- MayHigh 69ºFLow 40ºFPrecip 1.45 inch
- JunHigh 79ºFLow 48ºFPrecip 1.21 inch
- JulHigh 88ºFLow 54ºFPrecip 0.78 inch
- AugHigh 87ºFLow 51ºFPrecip 0.50 inch
- SepHigh 75ºFLow 41ºFPrecip 0.83 inch
- OctHigh 60ºFLow 30ºFPrecip 0.85 inch
- NovHigh 43ºFLow 18ºFPrecip 0.41 inch
- DecHigh 29ºFLow 5ºFPrecip 0.24 inch
Climate summary
What is the average weather in Riverton, Wyoming?
Riverton experiences a cold semi-arid climate, defined by very low annual precipitation and very large seasonal temperature contrasts. Winters are very cold and bring significant snowfall. Summers are warm, but the high elevation keeps temperatures noticeably lower. Spring is the wettest season, though precipitation is generally low year-round.
Riverton weather averages
Annual high59ºF
Annual low30ºF
Precipitation8.42 inch
Snowfall37 inch
Daily normals Riverton - Wyoming - January
| Day | HighºF | LowºF | Prec/ | Prec/ | Snow/ | Snow/ |
|---|---|---|---|---|---|---|
| Jan 1 | 27.5 | 3.4 | 0.01 | 0.01 | 0.20 | 0.20 |
| Jan 2 | 27.5 | 3.4 | 0.02 | 0.02 | 0.30 | 0.30 |
| Jan 3 | 27.6 | 3.4 | 0.03 | 0.03 | 0.50 | 0.50 |
| Jan 4 | 27.6 | 3.4 | 0.04 | 0.04 | 0.70 | 0.70 |
| Jan 5 | 27.6 | 3.4 | 0.06 | 0.06 | 0.90 | 0.90 |
| Jan 6 | 27.7 | 3.5 | 0.07 | 0.07 | 1.10 | 1.10 |
| Jan 7 | 27.8 | 3.5 | 0.08 | 0.08 | 1.20 | 1.20 |
| Jan 8 | 27.8 | 3.6 | 0.09 | 0.09 | 1.40 | 1.40 |
| Jan 9 | 27.9 | 3.6 | 0.10 | 0.10 | 1.60 | 1.60 |
| Jan 10 | 28.0 | 3.7 | 0.11 | 0.11 | 1.80 | 1.80 |
| Jan 11 | 28.1 | 3.7 | 0.12 | 0.12 | 1.90 | 1.90 |
| Jan 12 | 28.1 | 3.8 | 0.14 | 0.14 | 2.10 | 2.10 |
| Jan 13 | 28.2 | 3.8 | 0.15 | 0.15 | 2.30 | 2.30 |
| Jan 14 | 28.3 | 3.9 | 0.16 | 0.16 | 2.50 | 2.50 |
| Jan 15 | 28.4 | 4.0 | 0.17 | 0.17 | 2.60 | 2.60 |
| Jan 16 | 28.5 | 4.1 | 0.18 | 0.18 | 2.80 | 2.80 |
| Jan 17 | 28.6 | 4.1 | 0.19 | 0.19 | 3.00 | 3.00 |
| Jan 18 | 28.7 | 4.2 | 0.20 | 0.20 | 3.10 | 3.10 |
| Jan 19 | 28.8 | 4.3 | 0.21 | 0.21 | 3.30 | 3.30 |
| Jan 20 | 28.9 | 4.4 | 0.22 | 0.22 | 3.50 | 3.50 |
| Jan 21 | 29.1 | 4.5 | 0.23 | 0.23 | 3.60 | 3.60 |
| Jan 22 | 29.2 | 4.6 | 0.25 | 0.25 | 3.80 | 3.80 |
| Jan 23 | 29.3 | 4.7 | 0.26 | 0.26 | 4.00 | 4.00 |
| Jan 24 | 29.5 | 4.8 | 0.27 | 0.27 | 4.20 | 4.20 |
| Jan 25 | 29.6 | 4.9 | 0.28 | 0.28 | 4.40 | 4.40 |
| Jan 26 | 29.8 | 5.0 | 0.29 | 0.29 | 4.60 | 4.60 |
| Jan 27 | 29.9 | 5.1 | 0.30 | 0.30 | 4.80 | 4.80 |
| Jan 28 | 30.1 | 5.2 | 0.32 | 0.32 | 4.90 | 4.90 |
| Jan 29 | 30.3 | 5.3 | 0.33 | 0.33 | 5.10 | 5.10 |
| Jan 30 | 30.5 | 5.5 | 0.34 | 0.34 | 5.30 | 5.30 |
| Jan 31 | 30.7 | 5.6 | 0.35 | 0.35 | 5.50 | 5.50 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Riverton - October 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Oct 1 | 75.0 | 48.0 | 0.00 |
| Oct 2 | 71.1 | 41.0 | 0.00 |
| Oct 3 | 79.0 | 43.0 | 0.00 |
| Oct 4 | – | – | – |
| Oct 5 | – | – | – |
| Oct 6 | – | – | – |
| Oct 7 | 84.0 | 41.0 | 0.00 |
| Oct 8 | 78.1 | 37.9 | 0.00 |
| Oct 9 | 81.0 | 39.0 | 0.00 |
| Oct 10 | 81.0 | 46.0 | 0.00 |
| Oct 11 | 75.9 | 48.9 | T |
| Oct 12 | 57.9 | 39.0 | 0.04 |
| Oct 13 | 50.0 | 43.0 | 0.09 |
| Oct 14 | 55.0 | 41.0 | 0.12 |
| Oct 15 | 46.0 | 39.0 | 0.20 |
| Oct 16 | 54.0 | 27.0 | 0.00 |
| Oct 17 | 57.0 | 28.0 | 0.00 |
| Oct 18 | 66.0 | 28.9 | 0.00 |
| Oct 19 | 64.0 | 30.9 | 0.00 |
| Oct 20 | 66.0 | 32.0 | 0.00 |
| Oct 21 | 68.0 | 36.0 | 0.00 |
| Oct 22 | 66.0 | 41.0 | 0.00 |
| Oct 23 | 66.9 | 46.0 | 0.00 |
| Oct 24 | 63.0 | 34.0 | 0.00 |
| Oct 25 | 45.0 | 26.1 | 0.00 |
| Oct 26 | 46.9 | 30.9 | 0.00 |
| Oct 27 | 54.0 | 30.0 | 0.01 |
| Oct 28 | 57.0 | 30.9 | 0.14 |
| Oct 29 | 55.0 | 23.0 | 0.00 |
| Oct 30 | 52.0 | 27.0 | 0.00 |
| Oct 31 | 59.0 | 36.0 | 0.00 |
The data for October 2026 is incomplete: some days or values are missing.
- –No data
- –Not yet observed or received
- TTrace, too small to measure
Observed extremes
- Highest max temperature84.0ºF · Oct 7
- Lowest max temperature45.0ºF · Oct 25
- Highest min temperature48.9ºF · Oct 11
- Lowest min temperature23.0ºF · Oct 29
Geo Riverton - Wyoming
Location
- Country
- United States
- State
- Wyoming
- County
- Fremont
- City
- Riverton
- Zip Code
- 82501
- Elevation
- 5469 ft
- Longitude
- -108.46
- Latitude
- 43.06
- ICAO
- –
- IATA
- –