Cheyenne Weather in August
Thinking of visiting Cheyenne in August? Expect high temperatures reaching 28°C (82°F) during the day, dropping to 12°C (54°F) at night, with some rainfall likely.
Rainfall in Cheyenne in August
You can expect rain on roughly 13 days based on historical data, averaging 45 mm (1.8 in) for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.
Temperature in Cheyenne in August
The temperature in Cheyenne in August is perfect. Daytime highs reach 28°C (82°F), with nights dropping to 12°C (54°F). This month falls in the summer season. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With overnight lows of 12°C (54°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Cheyenne in August
With approximately 300 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.If your ideal day consists of dry skies and pleasant temperatures, June, July, August and September typically offer the best circumstances for Cheyenne.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Cheyenne's climate page.
Cheyenne Temperature in August
Min Temperature
12°C (54°F)
Max Temperature
28°C (82°F)
Chance of Rain
42%
Precipitation
45 mm (1.8 in)
Rainy days
13 days
Humidity
52%
Sunshine
300 hours
Percentage Sunshine
70%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Cheyenne typically stay consistent throughout August, with daily highs averaging around 28°C (82°F). Nights are cool, with lows typically ranging from 11°C (52°F) to 14°C (57°F).
Average temperatures in August
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in August
Historical weather for Cheyenne in August
Browse day-by-day weather records for Cheyenne spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Cheyenne historical weather extremes in August
The extremes listed below come from historical weather data collected in Cheyenne from 1976 through 2025.
- The hottest August day on record in Cheyenne reached 36°C (97°F) (August 5, 2022).
- Nighttime temperatures dropped to 3°C (37°F) on August 20, 2016, marking the coldest August night on record.
Best Places in the United States of America in August
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in August →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Cheyenne in August
Warm temperatures in August make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Rain gear is recommended, you can expect wet weather on multiple days. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Cheyenne in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Cheyenne's climate page.
Temperature Rainfall Sunshine Humidity
See the full Cheyenne climate overview or explore weather in the United States of America.
