Climate guide for Alaska, Alaska

Best Time to Visit
Alaska

How to read the score (0–10)
05810
UnfavorableGoodOptimal

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Travel Tips

Plan ahead for Alaska
Check local weather forecasts and seasonal daylight hours before traveling to Alaska.

Things to do in Alaska

Alaska, Alaska. Live activities and tours from GetYourGuide, matched to this destination.

Frequently asked

When is the best time to visit Alaska, Alaska?
The best months to visit Alaska are June, July, August. June is the single peak month with a climate score of 9.2/10 based on temperature, rainfall, humidity, daylight and historical sunny days.
What is the weather like in Alaska year-round?
Alaska has a nature and wildlife climate profile. Average monthly temperatures range from -10°C in January to 18°C in July, with climate scores between 4.8 and 9.2 out of 10.
Which months should I avoid in Alaska?
The lowest-scoring months in Alaska are January (4.8/10), February (4.8/10), March (4.8/10). These months typically combine less comfortable temperatures, higher rainfall or fewer sunny days.
When is the rainy season in Alaska?
May is the wettest month in Alaska, averaging about 70 mm of rainfall. January is the driest, at roughly 50 mm.
Which is the sunniest month in Alaska?
January sees the most sun in Alaska, with about 20 sunny days on average - ideal for outdoor plans.
Is Alaska good for nature and wildlife travel?
Alaska is profiled as a nature and wildlife destination in Alaska. Its highest-scoring window (June, July, August) aligns with the conditions travelers usually look for in this style of trip.
How is the bestime.to score for Alaska calculated?
Each month is rated 0-10 using ERA5 climate normals for Alaska: temperature comfort, precipitation, humidity, daylight hours, and historical sunny days - weighted for a nature and wildlife trip.

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