Cool
Average highs are around 13°C, so pack for cooler days.
September verdict
Poor for holiday weather
Average highs are around 13°C, so pack for cooler days. Sunshine averages 5h per day, enough for a balanced month. Rainfall averages 30mm, which is relatively low for holiday planning.

Monthly averages
Temp
13°C
Rain
30mm
Sun
5h
Weather score
35
Poor
Cool
Average highs are around 13°C, so pack for cooler days.
Drier
Rainfall averages 30mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 5h per day, enough for a balanced month.
Map
Compare Fairbanks, Alaska, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
September13°C average high
September sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsMay to September
This stretch sets the upper range for average daytime heat.
September30mm average rain
September sits near Fairbanks' yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to June and September to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
September5 hours average sun
September sits close to Fairbanks' yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsApril to July
This stretch has the strongest sunshine in the monthly averages.
September35 weather score
September scores below Fairbanks' yearly average, so the weather trade-offs are more noticeable.
Best weather monthsMay to July
These months have the strongest weather score in the monthly averages.