Willow (AK) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Willow.
Climate overview of Willow
The climate in Willow, Alaska, United States of America, is marked by large temperature swings across the seasons, ranging from 21°C (70°F) in July to -8°C (18°F) in January.
Willow sees a moderate amount of rain/snowfall, totalling around 826 mm (33 in) per year. It experiences a distinct dry season from March to April, creating some seasonal variation. The most sunshine falls in May, with an average of 9.6 hours of daily sunshine.
Willow Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Willow — and find the best time to visit.
Monthly Temperature in Willow
In Willow, temperatures differ significantly between summer and winter months. Average maximum daytime temperatures range from a pleasant 21°C (70°F) in July, the warmest time of the year, to a very cold -8°C (18°F) during cooler months like January.
At night, you can expect temperatures ranging from 11°C (52°F) in July to around -16°C (3°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Willow
On average, Willow receives a reasonable amount of rain/snowfall, with an annual precipitation of 826 mm (33 in). Significant seasonal changes in precipitation occur throughout the year. In the wettest month, August it receives high rainfall, averaging 123 mm (4.8 in) of precipitation, recorded across 15 rainy days. In contrast, the driest month March brings less snowfall, with 35 mm (1.4 in) over 8 snowy days. For more details, please visit our Willow Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Willow
Seasonal changes in sunshine hours are quite dramatic in Willow. While May receives considerable daily sunshine with up to 9.6 hours, December marks the darkest time of the year, where sunshine is scarce with only 1.8 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Willow by Month
The relative humidity is high throughout the year in Willow.
The city experiences its highest humidity in November, reaching 77%. In May, the humidity drops to its lowest level at 62%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Willow
Frequently asked questions about the climate in Willow
What is the best time to visit Willow?
July typically offers the most optimal weather in Willow. In contrast, January, February, March, April, October, November and December tend to have less optimal conditions. Willow has a distinct dry season from March to April.
What temperatures can I expect in Willow?
Daytime highs range from -8°C (18°F) in January to 21°C (70°F) in July. Nighttime lows range from -16°C (3°F) to 11°C (52°F). Temperatures vary considerably through the year.
How much rain does Willow get?
Annual rainfall is around 826 mm (33 in). August is the wettest month with 123 mm (4.8 in), while March is the driest with 35 mm (1.4 in).
How sunny is Willow?
Willow receives around 2,069 hours of sunshine per year. May is the sunniest month with 289 hours, while December is the cloudiest with just 55 hours. Overall, Willow enjoys abundant sunshine.
Willow 3-Day Forecast
Willow (AK) 3-Day Forecast
Willow on the map
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