SpringGood time to go ~66°F highs

Things to do in Casper in May

May is a good month to visit Casper, with average highs around 66°F. Blooming parks and mild days make it easy to pack in sights.

Plan a May weekend Where else in May

Best picks for May

What's famous here, weighted toward what shines in May.

1Spring blooms

Ayres Natural Bridge State Park

natural park in Wyoming

2Spring blooms

Glendo State Park

State Park in Converse and Platte counties, Wyoming

3Spring blooms

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

Sheridan Rock Springs

Casper in May: quick answers

Is May a good time to visit Casper?

May is a good month to visit Casper, with average highs around 66°F. Blooming parks and mild days make it easy to pack in sights.

What is the weather like in Casper in May?

Average daytime highs are around 66°F, compared with 88°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 Casper in May?

Top picks for May: Ayres Natural Bridge State Park, Glendo State Park, Douglas Railroad Interpretive Center, Edness K. Wilkins State Park, Beartrap Meadow County Park.