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United States weather

Weather in Fairbanks, Alaska for September 2025

Your guide to Fairbanks weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Fairbanks has been nearly identical to the historical average, with a temperature of 13.3 °F (showing only a slight deviation of -0.3 °F).

  • Expect cooler weather in the next days in Fairbanks with the forecast suggesting a temperature of 10 °F, lower than the historical average.

  • In general, the average temperature in Fairbanks at the beginning of September is 15 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 8 °F by the end of September.

    • Rain 🌧️

  • The climate of Fairbanks in September is notably wet, with an average of 12 rainy days, and a total of 40 mm of precipitation.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
18
Dry days
Average rainy days
12
Rainy days
Average snowy days
0
Snow days
Average temperatures
9°/4°
Temperatures
Average wind speed
8 km/h
Avg max wind
Average humidity
83 %
Avg humidity

Fairbanks Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Overcast
15°
2
Mist
14°
3
Overcast
14°
4
Overcast
16°
5
Partly cloudy
15°
6
Cloudy
16°
7
Light rain shower
15°
8
Light drizzle
12°
9
Light rain shower
13°
10
Light rain shower
14°
11
Fog
10°
12
Overcast
8°
13
Light drizzle
7°
14
Patchy rain possible
4°
15
Partly cloudy
12°
16
Partly cloudy
15°
17
Patchy rain possible
11°
18
Mist
14°
19
Patchy rain possible
11°
20
Patchy rain possible
12°
21
Overcast
11°
22
Partly cloudy
9°
23
Cloudy
10°
24
Patchy rain possible
9°
25
Patchy rain possible
9°
26
Patchy rain possible
7°
27
Patchy rain possible
6°
28
Mist
8°
29
Sunny
8°
30
Sunny
9°

Temperatures trend during September in Fairbanks

See the weather trend as well as the moving average line

September weather in Fairbanks day by day

Click on a date for more information
August October
Date Weather Temperatures Rain Snow More
Sept. 1 Overcast
Overcast
 15° /7° 0.2 mm 0 cm
Sept. 2 Mist
Mist
 14° /5° 5.6 mm 0 cm
Sept. 3 Overcast
Overcast
 14° /7° 0.5 mm 0 cm
Sept. 4 Overcast
Overcast
 16° /7° 0 mm 0 cm
Sept. 5 Partly cloudy
Partly cloudy
 15° /7° 1.1 mm 0 cm
Sept. 6 Cloudy
Cloudy
 16° /6° 0 mm 0 cm
Sept. 7 Light rain shower
Light rain shower
 15° /9° 2.8 mm 0 cm
Sept. 8 Light drizzle
Light drizzle
 12° /7° 1.7 mm 0 cm
Sept. 9 Light rain shower
Light rain shower
 13° /6° 1 mm 0 cm
Sept. 10 Light rain shower
Light rain shower
 14° /7° 3.1 mm 0 cm
Sept. 11 Fog
Fog
 10° /4° 0.7 mm 0 cm
Sept. 12 Overcast
Overcast
 8° /1° 0.6 mm 0.1 cm
Sept. 13 Light drizzle
Light drizzle
 7° /4° 2.2 mm 0 cm
Sept. 14 Patchy rain possible
Patchy rain possible
 4° /3° 0.6 mm 0 cm
Sept. 15 Partly cloudy
Partly cloudy
 12° /4° 0 mm 0 cm
Sept. 16 Partly cloudy
Partly cloudy
 15° /6° 0 mm 0 cm
Sept. 17 Patchy rain possible
Patchy rain possible
 11° /6° 0.3 mm 0 cm
Sept. 18 Mist
Mist
 14° /5° 0 mm 0 cm
Sept. 19 Patchy rain possible
Patchy rain possible
 11° /8° 1.1 mm 0 cm
Sept. 20 Patchy rain possible
Patchy rain possible
 12° /8° 2.1 mm 0 cm
Sept. 21 Overcast
Overcast
 11° /5° 0 mm 0 cm
Sept. 22 Partly cloudy
Partly cloudy
 9° /5° 0 mm 0 cm
Sept. 23 Cloudy
Cloudy
 10° /5° 0 mm 0 cm
Sept. 24 Patchy rain possible
Patchy rain possible
 9° /6° 0.3 mm 0 cm
Sept. 25 Patchy rain possible
Patchy rain possible
 9° /6° 0.2 mm 0 cm
Sept. 26 Patchy rain possible
Patchy rain possible
 7° /2° 0.4 mm 0 cm
Sept. 27 Patchy rain possible
Patchy rain possible
 6° /3° 0.3 mm 0 cm
Sept. 28 Mist
Mist
 8° /-1° 0 mm 0 cm
Sept. 29 Sunny
Sunny
 8° /0° 0 mm 0 cm
Sept. 30 Sunny
Sunny
 9° /0° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Fairbanks in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Fairbanks forecast closer to your planned date for the most up-to-date weather information.
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Fairbanks in September - FAQ

What are the expected maximum and minimum temperatures in Fairbanks during September?
Prepare for cooler days with highs just around 9° and colder nights, dipping below 4°.
How much rainfall should be expected in Fairbanks during September?
In September, Fairbanks can expect light to moderate rainfall, totaling 40 mm across approximately 12 days. Occasional showers are possible, and planning ahead for them could be helpful.
Will it snow in Fairbanks in September 2025?
Fairbanks typically sees 0.05 cm of snowfall during September.
What are the typical wind conditions in Fairbanks during September?
The average wind speed in Fairbanks during September is 8 km/h, suggesting breezy to windy conditions, depending on your activities.

Fairbanks snow forecast September 2025

Track daily snowfall levels and discover Fairbanks’s snowy potential this September ❄️

September rainfall patterns in Fairbanks

Explore the daily rainfall trends and prepare for Fairbankss September weather 💧

Quick links

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Location coordinates Where is Fairbanks?

Get accurate weather forecasts for Fairbanks, located at latitude 64.838 and longitude -147.716. Stay updated with localized weather information tailored for Fairbanks.

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