Cheyenne weather by month & the best time to visit
United States · alpine / mountain town · hot-summer continental climate
The best time to visit Cheyenne is September — its sunniest month (Sunshine Score 90/100), with August and June close behind. Cheyenne averages about 2,982 hours of sunshine a year. Daytime highs around 24°C / 75°F and roughly 36 mm of rain in September.
When is the best time to visit Cheyenne?
For sunshine, the best time to visit Cheyenne is September, then August and June. The dullest month is January (0/100, 16 mm of rain). The full month-by-month picture is in the table below.
How sunny is Cheyenne?
Cheyenne gets a lot of sun: around 2,982 hours a year. 90 Sunshine Score points separate September (90) from January (0), so the month you pick matters. It ranks #90 of 580 destinations in United States for annual sunshine, above the national median of 2,279 hours. The year's 433 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 0 | 3° / 37°F | -8° / 18°F | 16 mm | 2 |
| February | 0 | 3° / 37°F | -8° / 18°F | 20 mm | 3 |
| March | 8 | 9° / 48°F | -4° / 25°F | 31 mm | 5 |
| April | 44 | 14° / 57°F | -1° / 30°F | 49 mm | 6 |
| May | 85 | 20° / 68°F | 4° / 39°F | 65 mm | 8 |
| June | 88 | 27° / 81°F | 11° / 52°F | 49 mm | 9 |
| July | 87 | 31° / 88°F | 15° / 59°F | 53 mm | 10 |
| August | 89 | 29° / 84°F | 13° / 55°F | 42 mm | 8 |
| September | 90 | 24° / 75°F | 8° / 46°F | 36 mm | 7 |
| October | 53 | 15° / 59°F | 1° / 34°F | 33 mm | 4 |
| November | 0 | 8° / 46°F | -4° / 25°F | 20 mm | 2 |
| December | 0 | 2° / 36°F | -8° / 18°F | 19 mm | 1 |
Nearest destinations
Cheyenne: questions and answers
What kind of destination is Cheyenne?
Cheyenne is a alpine / mountain town in United States at 1,868 m elevation with a hot-summer continental climate.
How many hours of sunshine does Cheyenne get a year?
Cheyenne gets about 2,982 hours of sunshine a year, at its best around September.
When is the best time to visit Cheyenne?
The sunniest time to visit Cheyenne is September, when the Sunshine Score peaks at 90/100 (with August and June close behind). Expect daytime highs around 24°C / 75°F.
What is the least sunny month in Cheyenne?
January is the least sunny month in Cheyenne, scoring 0/100 with about 16 mm of rain.
How strong is the sun in Cheyenne?
The typical midday UV index in Cheyenne peaks around 10 (very high) in July, easing to about 1 (low) in December. Month-by-month midday UV values are in the UV column of the table on this page.
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