Barter Island, AK Climate in May

Temperature for May

In Barter Island, AK during May the average high temperature is 27.4°F. The hottest day on record was May 30, 1964 when the temperature recorded was 51.1°F.

Barter Island, AK daily average and extreme temperature range for May

Low Temperature

Overnight in May the average temperature drops below freezing at 17.2°F, with the lowest temperature of -15.0°F being recorded on May 1, 1964. On average there are 22 days in May when the temperature stays below freezing all day. In the worst May there were 31 days when the temperature did not make it above freezing. Overnight temperatures drop below freezing between 3 and 31 times in May.

Precipitation for May

In May the average monthly rainfall in Barter Island, AK is 0.58 inches with rain usually falling on between 3 and 4 days. 1949 was the driest May with only 0.00 inches of rain falling, and 1973 was the wettest May with 25.68 inches of rain. The wettest single day in May was 24 May 1973 when 3.90 inches of rain fell.

In May it usually snows on between 14 and 15 days. In May there have been some years when thunderstorms have occurred, although there are other years when there hasn't been a thunderstorm in May.