Climate & Weather in Wasilla
Wasilla has a real, genuine subarctic climate with strong seasonal contrasts: cold, snowy winters (January average low around 11°F) and mild, relatively wet summers (July daytime highs around 64°F), with meaningful annual snowfall around 62 inches.
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Learn moreCold, Snowy Winters
Wasilla's winters are cited as genuinely cold, with a January average low around 11°F (-8°C at nighttime lows in the cited source) and daytime highs around 18°F in January. Snow typically begins around October and lasts through April.
Mild, Relatively Wet Summers
Summers are cited as mild by comparison, with July daytime highs reaching approximately 64°F (18°C) -- genuinely cooler than the humid continental summers disclosed in this project's Fargo, ND record.
A Genuine Subarctic Climate With Large Seasonal Swings
Wasilla's climate is cited as subarctic, with the annual temperature range spanning roughly 11°F to 67°F over the course of a year -- a genuine, large seasonal contrast, though milder overall than Alaska's Interior.
Meaningful Annual Snowfall
Wasilla averages approximately 62 inches of snowfall per year, with snowfall peaking in December at approximately 2.64 inches for that specific measurement period cited, and total annual precipitation (rain plus snow) cited around 40 inches.
Key takeaways
- Wasilla's winters run genuinely cold, with a cited January average low around 11°F.
- Summers run genuinely mild by comparison, with July daytime highs around 64°F.
- Wasilla averages approximately 62 inches of snowfall per year, consistent with its subarctic climate.
- Wasilla's Mat-Su Valley climate runs milder overall than Alaska's Interior, though still carrying real, genuine winter severity.
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