Gillette
SpringGood time to go ~65°F highs
Things to do in Gillette in May
May is a good month to visit Gillette, with average highs around 65°F. Blooming parks and mild days make it easy to pack in sights.
Best picks for May
What's famous here, weighted toward what shines in May.
Holidays in May 2027
- Memorial Day · Mon, May 31
Expect busier roads and pricier stays around these dates. See long weekends.
Also great in May in Wyoming
Gillette in May: quick answers
Is May a good time to visit Gillette?
May is a good month to visit Gillette, with average highs around 65°F. Blooming parks and mild days make it easy to pack in sights.
What is the weather like in Gillette in May?
Average daytime highs are around 65°F, compared with 83°F in the warmest month. Check the forecast a week out; our planner favors indoor stops on rainy days.
What are the best things to do in Gillette in May?
Top picks for May: Devils Tower National Monument, Keyhole State Park, Dalbey Memorial Park, Washington Park.