(U.S. Record) Highest Temperature. 100° F (38° C) at Fort Yukon on June 27, 1915. Winter temperatures in Alaska range from 0°F / -18°C to -30°F / -35°C from November to March. Max Wind: Alaska Weather Records Lowest Temperature-79.8° F (-62° C) at Prospect Creek on January 23, 1971. State Low: 16 °F Atqasuk. The southern and coastal regions of Alaska can also be cloudy with some rain showers throughout the year with average summer temperatures ranging from 40°F to 60°F (4° – 15°C). Alaska. 9.3° F (-12.6° C) at Utqiagvik (Barrow) (U.S. Record) Lowest Summer Normal Temperature. Today’s and tonight’s Anchorage, AK weather forecast, weather conditions and Doppler radar from The Weather Channel and Weather.com Temperatures have changed more in Alaska over the past 30 years than they have anywhere else on Earth: winters have warmed by a startling 5-6°F, compared with a global average of 1°F. The annual average temperature in Alaska has increased 3.5°F from 1949 to 2005. Lowest Annual Normal Temperature. State High: 48 °F Kodiak. Finally, while it can rain throughout Alaska’s summer, May is often the driest month in Alaska and September is … June–August 36.4° F (2.4° C) at Utqiagvik (Barrow)