May in Anchorage averages a daily high of 14.6°C with nights around 5.1°C. Expect roughly 6.5 wet days totalling 14.7mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Anchorage is May–July.
Based on ANCHORAGE MERRILL FIELD, AK US (2.3km), 1995–2024. 27 years of May data.