Warm-summer humid continental climate
Climate Afton - Wyoming
Annual high54ºF
Annual low27ºF
Precipitation18.16 inch
| Month | HighºF | LowºF | Precipinch |
|---|---|---|---|
| Jan | 28 | 7 | 1.40 |
| Feb | 32 | 9 | 1.09 |
| Mar | 42 | 19 | 1.40 |
| Apr | 52 | 27 | 1.54 |
| May | 62 | 36 | 2.26 |
| Jun | 72 | 41 | 1.97 |
| Jul | 81 | 47 | 1.43 |
| Aug | 81 | 46 | 1.25 |
| Sep | 70 | 37 | 1.46 |
| Oct | 58 | 28 | 1.63 |
| Nov | 40 | 20 | 1.48 |
| Dec | 28 | 9 | 1.25 |
- JanHigh 28ºFLow 7ºFPrecip 1.40 inch
- FebHigh 32ºFLow 9ºFPrecip 1.09 inch
- MarHigh 42ºFLow 19ºFPrecip 1.40 inch
- AprHigh 52ºFLow 27ºFPrecip 1.54 inch
- MayHigh 62ºFLow 36ºFPrecip 2.26 inch
- JunHigh 72ºFLow 41ºFPrecip 1.97 inch
- JulHigh 81ºFLow 47ºFPrecip 1.43 inch
- AugHigh 81ºFLow 46ºFPrecip 1.25 inch
- SepHigh 70ºFLow 37ºFPrecip 1.46 inch
- OctHigh 58ºFLow 28ºFPrecip 1.63 inch
- NovHigh 40ºFLow 20ºFPrecip 1.48 inch
- DecHigh 28ºFLow 9ºFPrecip 1.25 inch
Climate summary
What is the average weather in Afton, Wyoming?
Afton experiences a humid continental climate, marked by very large seasonal temperature contrasts. Winters are very cold, while summers are warm. The inland, high-elevation location amplifies these swings. Precipitation is dry overall and spread fairly evenly throughout the year, with a modest peak in spring.
Afton weather averages
Annual high54ºF
Annual low27ºF
Precipitation18.16 inch
Daily normals Afton - Wyoming - January
| Day | HighºF | LowºF | Prec/ | Prec/ | Snow/ | Snow/ |
|---|---|---|---|---|---|---|
| Jan 1 | 24.8 | 4.4 | 0.04 | 0.04 | 0.80 | 0.80 |
| Jan 2 | 24.9 | 4.4 | 0.08 | 0.08 | 1.50 | 1.50 |
| Jan 3 | 24.9 | 4.4 | 0.12 | 0.12 | 2.30 | 2.30 |
| Jan 4 | 24.9 | 4.4 | 0.16 | 0.16 | 3.00 | 3.00 |
| Jan 5 | 24.9 | 4.4 | 0.20 | 0.20 | 3.80 | 3.80 |
| Jan 6 | 25.0 | 4.4 | 0.24 | 0.24 | 4.50 | 4.50 |
| Jan 7 | 25.0 | 4.4 | 0.28 | 0.28 | 5.30 | 5.30 |
| Jan 8 | 25.0 | 4.4 | 0.32 | 0.32 | 6.00 | 6.00 |
| Jan 9 | 25.1 | 4.5 | 0.36 | 0.36 | 6.70 | 6.70 |
| Jan 10 | 25.1 | 4.5 | 0.40 | 0.40 | 7.40 | 7.40 |
| Jan 11 | 25.2 | 4.5 | 0.45 | 0.45 | 8.20 | 8.20 |
| Jan 12 | 25.3 | 4.6 | 0.49 | 0.49 | 8.90 | 8.90 |
| Jan 13 | 25.3 | 4.6 | 0.53 | 0.53 | 9.60 | 9.60 |
| Jan 14 | 25.4 | 4.7 | 0.57 | 0.57 | 10.40 | 10.40 |
| Jan 15 | 25.5 | 4.7 | 0.61 | 0.61 | 11.20 | 11.20 |
| Jan 16 | 25.5 | 4.7 | 0.66 | 0.66 | 11.90 | 11.90 |
| Jan 17 | 25.6 | 4.8 | 0.70 | 0.70 | 12.60 | 12.60 |
| Jan 18 | 25.7 | 4.8 | 0.74 | 0.74 | 13.40 | 13.40 |
| Jan 19 | 25.8 | 4.9 | 0.78 | 0.78 | 14.10 | 14.10 |
| Jan 20 | 25.9 | 4.9 | 0.82 | 0.82 | 14.80 | 14.80 |
| Jan 21 | 26.0 | 5.0 | 0.86 | 0.86 | 15.50 | 15.50 |
| Jan 22 | 26.1 | 5.0 | 0.89 | 0.89 | 16.10 | 16.10 |
| Jan 23 | 26.2 | 5.1 | 0.93 | 0.93 | 16.80 | 16.80 |
| Jan 24 | 26.3 | 5.1 | 0.97 | 0.97 | 17.50 | 17.50 |
| Jan 25 | 26.4 | 5.2 | 1.01 | 1.01 | 18.10 | 18.10 |
| Jan 26 | 26.5 | 5.2 | 1.05 | 1.05 | 18.70 | 18.70 |
| Jan 27 | 26.6 | 5.3 | 1.09 | 1.09 | 19.30 | 19.30 |
| Jan 28 | 26.7 | 5.3 | 1.13 | 1.13 | 19.90 | 19.90 |
| Jan 29 | 26.9 | 5.4 | 1.17 | 1.17 | 20.60 | 20.60 |
| Jan 30 | 27.0 | 5.4 | 1.21 | 1.21 | 21.20 | 21.20 |
| Jan 31 | 27.2 | 5.5 | 1.25 | 1.25 | 21.80 | 21.80 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Afton - May 2026
| Day | HighºF | LowºF | Precip.inch | Snowinch | Snow depthinch |
|---|---|---|---|---|---|
| May 1 | 55.9 | 24.1 | 0.00 | 0.00 | 0.0 |
| May 2 | 61.0 | 25.0 | 0.00 | 0.00 | 0.0 |
| May 3 | 66.0 | 28.0 | 0.00 | 0.00 | 0.0 |
| May 4 | 68.0 | 30.0 | 0.00 | 0.00 | 0.0 |
| May 5 | 66.0 | 34.0 | 0.03 | 0.00 | 0.0 |
| May 6 | 55.0 | 24.1 | 0.00 | 0.00 | 0.0 |
| May 7 | 59.0 | 28.9 | 0.00 | 0.00 | 0.0 |
| May 8 | 64.9 | 32.0 | 0.00 | 0.00 | 0.0 |
| May 9 | 68.0 | 37.0 | 0.00 | 0.00 | 0.0 |
| May 10 | 63.0 | 30.0 | 0.00 | 0.00 | 0.0 |
| May 11 | 71.1 | 32.0 | 0.00 | 0.00 | 0.0 |
| May 12 | 79.0 | 37.0 | 0.00 | 0.00 | 0.0 |
| May 13 | 80.1 | 39.0 | 0.00 | 0.00 | 0.0 |
| May 14 | 80.1 | 32.0 | T | 0.00 | 0.0 |
| May 15 | 64.0 | 30.9 | 0.00 | 0.00 | 0.0 |
| May 16 | 69.1 | 30.0 | 0.00 | 0.00 | 0.0 |
| May 17 | 57.9 | 24.1 | 0.00 | 0.00 | 0.0 |
| May 18 | 48.9 | 28.9 | 0.22 | 1.81 | 2.0 |
| May 19 | 42.1 | 24.1 | 0.07 | 0.00 | 0.0 |
| May 20 | 54.0 | 28.9 | 0.00 | 0.00 | 0.0 |
| May 21 | 57.0 | 34.0 | T | 0.00 | 0.0 |
| May 22 | 57.0 | 26.1 | 0.15 | 0.00 | 0.0 |
| May 23 | 53.1 | 30.0 | 0.00 | 0.00 | 0.0 |
| May 24 | – | – | – | – | – |
| May 25 | – | – | – | – | – |
| May 26 | – | – | – | – | – |
| May 27 | – | – | – | – | – |
| May 28 | – | – | – | – | – |
| May 29 | – | – | – | – | – |
| May 30 | – | – | – | – | – |
| May 31 | – | – | – | – | – |
The data for May 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 temperature80.1ºF · May 13
- Lowest max temperature42.1ºF · May 19
- Highest min temperature39.0ºF · May 13
- Lowest min temperature24.1ºF · May 1
Geo Afton - Wyoming
Location
- Country
- United States
- State
- Wyoming
- County
- Lincoln
- City
- Afton
- Zip Code
- 83110
- Elevation
- 6184 ft
- Longitude
- -110.94
- Latitude
- 42.71
- ICAO
- –
- IATA
- –