May is an excellent month at Lake Clark — it ranks 2nd of the twelve here. Expect about 93% fewer visitors than July, the park's peak — 430 visits on average. Days run around 59°F by afternoon and 39°F at night, with 17.2 hours of daylight.
May against the park's best
| Month | Verdict | Avg. visits | vs. peak | High | Low | Snow | Daylight |
|---|---|---|---|---|---|---|---|
| May (this page) | Excellent | 430 | −93% | 59°F | 39°F | 0.8" | 17.2 h |
| September (best) | Excellent | 1,820 | −70% | 57°F | 42°F | 0.3" | 12.7 h |
| July (peak crowds) | Good | 6,005 | peak | 69°F | 52°F | 0" | 18.1 h |
Weather figures are for the Port Alsworth area — the Port Alsworth station. Visits are 2021–2025 averages; climate normals cover 1991–2020. Conditions vary across the park; check current status before you go.
Common questions
Is May a good time to visit Lake Clark?
Yes — it is one of the best months of the year here. May ranks 2 of 12 at Lake Clark on crowds, weather, daylight, and access together.
How crowded is Lake Clark in May?
About 430 recreation visits on average — 93% below July, the park's peak.
How warm is Lake Clark in May?
Average highs around 59°F and lows around 39°F at the Port Alsworth station.
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