weather in fairbanks alaska in september
The average temperature in Fairbanks, Alaska in September is a little cool at 7.5 Â°C (45.5 Â°F). Afternoons can be mild with average high temperatures reaching 12.7 Â°C (54.9 Â°F). Overnight temperatures are generally very cool with an average low of 2.3 Â°C (36.1 Â°F).