Lewiston
SpringPeak season ~72°F highs
Things to do in Lewiston in May
May is one of the best months to visit Lewiston, with average highs around 72°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 Idaho
Lewiston in May: quick answers
Is May a good time to visit Lewiston?
May is one of the best months to visit Lewiston, with average highs around 72°F. Blooming parks and mild days make it easy to pack in sights.
What is the weather like in Lewiston in May?
Average daytime highs are around 72°F, compared with 93°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 Lewiston in May?
Top picks for May: Clearwater National Forest, Nez Perce National Forest, Hells Canyon National Recreation Area, Hells Canyon Wilderness, Nez Perce National Historic Park - Spalding Area.
