Barter Island Weather & Climate: Best Time to Visit

Depending on the time of the year, temperatures range from chilly to very cold in Barter Island. Average maximum daytime temperatures range from a chilly 7°C (45°F) in July, the warmest time of the year, to a very cold -19°C (-2°F) during cooler months like January.

At night, you can expect temperatures ranging from 3°C (37°F) in July to around -24°C (-11°F) during January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Barter Island has a relatively dry climate with low precipitation, averaging 299 mm (12 in) of rain/snowfall annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, August it receives moderate rainfall, averaging 52 mm (2 in) of precipitation, recorded across 7 rainy days. In contrast, the driest month April brings less snowfall, with 13 mm (0.5 in) over a single snowy day. For more details, please visit our Barter Island Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

The mean wind speed over the year ranges from 4 m/s (8 knots) in June and July to 6 m/s (12 knots) in January, February, October, November and December. What does this mean?

The mean monthly wind speed over the year (meters per second)