AdventureSmith Explorations knows Alaska weather; we’ve been there in every season. Let us assist you plan your Alaska trip with our knowledge on seasonal variations and climate nuances. Read our weather tips for Alaska travel and scroll down to see climate tables with detailed data on temperature, rainfall and daylight averages by location, then our top trips by season.
Target Summer Travel
The word that best describes Alaska’s weather is unpredictable. Most travelers make the most of Alaska’s summer months, May through September, enjoying warmer temperatures, long days and accessible wildlife. Throughout the summer weather is variable ranging from warm sunny days in the 70s or 80s to chilly rainy days in the 50s and 60s.
Alaska by Month
Looking for more Alaska weather and information on wildlife? Read our Alaska by Month: When to Go & Why. This month-by-month guide has tips on everything from weather, wildlife, daylight and the benefits of each month.
Dress For Variable Weather
Temperate rainforest areas along the coast enjoy a cool maritime climate while interior temperatures can vary from warm and sunny to cool and wet. Always expect and be prepared for cold rainy weather, but bask in the sun wearing shorts and t-shirts when the sky clears as it usually does on each trip. Due to its northern latitude, Alaska offers endless summer days providing plenty of sunlight for activities and explorations.
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|Avg. High (F)||22||26||33||44||55||62||65||63||55||40||28||22|
|Avg. Low (F)||9||12||17||28||39||47||52||49||41||58||16||10|
|Avg. High (F)||30||34||39||47||55||62||64||63||56||47||38||33|
|Avg. Low (F)||19||23||27||32||39||45||48||48||43||37||29||24|
|Avg. High (F)||10||16||25||39||53||64||66||61||51||32||18||11|
|Avg. Low (F)||-1||-5||1||15||29||39||43||38||31||14||1||-6|