Kenai Fjords National Park weather in May

May in Kenai Fjords National Park: cold, soaked, with clean air — a good time to visit.

#4 of 12 months in Kenai Fjords National Park · #503 of 604 destinations to visit in May · comfort 65/100 (tier C)

Updated June 2026 · climate normals from ERA5 reanalysis

Kenai Fjords National Park climate normals — May

Daytime high3°C / 37°F🧥 cold
Nighttime low-1°C / 31°F
Feels like (high)0°C / 32°F
Rainfall289 mm / 11.4 in⛈ soaked
Rainy days18 days
Humidity84%💦 very humid
Dew point-2°C / 28°F
Sunshine8.9 h/day
Daylight17.1 h
Wind19 km/h / 12 mph
Snowfall55.8 cm / 22 in
Air quality (US AQI)35🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Where is Kenai Fjords National Park?

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Kenai Fjords National Park in May — FAQ

Is May a good time to visit Kenai Fjords National Park?
May in Kenai Fjords National Park: cold, soaked, with clean air — a good time to visit. It ranks #4 of 12 months for Kenai Fjords National Park on SeasonMap's comfort score (65/100).
What is the weather like in Kenai Fjords National Park in May?
In May, Kenai Fjords National Park averages a daily high of 2.6°C and a low of -0.6°C, with about 289 mm of rain over roughly 17.6 rainy days.
What is the air quality in Kenai Fjords National Park in May?
Kenai Fjords National Park has a mean US Air Quality Index of about 35 in May.
Does it snow in Kenai Fjords National Park in May?
Kenai Fjords National Park sees roughly 55.8 cm of snowfall in May.

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