Weather in Skagway, Alaska for September 2025
Special Weather Statement - See hour by hour.
So far, September 2025 in Skagway shows a warmer trend than usual by 3.2 °F.
Expect cooler weather in the next days in Skagway with the forecast suggesting a temperature of 6.5 °F, lower than the historical average.
In general, the average temperature in Skagway at the beginning of September is 9.4 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 4.9 °F by the end of September.
Skagway experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 188.1 mm.
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Skagway Weather September
Temperatures trend during September in Skagway
September weather in Skagway day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Light rain shower | 13° /5° | 2.7 mm | 4 | |
| Sept. 2 | Light rain shower | 9° /4° | 3.8 mm | 3 | |
| Sept. 3 | Light rain shower | 10° /5° | 4.7 mm | 3 | |
| Sept. 4 | Light rain shower | 9° /5° | 5.3 mm | 3 | |
| Sept. 5 | Light rain shower | 11° /5° | 8.7 mm | 3 | |
| Sept. 6 | Light rain shower | 7° /5° | 5.1 mm | 2 | |
| Sept. 7 |  Moderate rain | 7° /4° | 9.8 mm | 2 | |
| Sept. 8 | Patchy rain possible | 7° /3° | 3.3 mm | 2 | |
| Sept. 9 |  Light drizzle | 7° /4° | 1.6 mm | 2 | |
| Sept. 10 |  Sunny | 10° /3° | 3.5 mm | 3 | |
| Sept. 11 |  Overcast | 7° /4° | 6.1 mm | 2 | |
| Sept. 12 |  Fog | 6° /3° | 4.9 mm | 2 | |
| Sept. 13 | Patchy rain possible | 10° /4° | 0.3 mm | 0.5 | |
| Sept. 14 | Sunny | 9° /3° | 0 mm | 0.6 | |
| Sept. 15 | Moderate rain | 5° /2° | 12.9 mm | 0.4 | |
| Sept. 16 |  Heavy rain | 7° /5° | 33 mm | 0.2 | |
| Sept. 17 | Moderate rain | 7° /5° | 13.6 mm | 0 | |
| Sept. 18 | Patchy rain possible | 7° /4° | 1 mm | 1 | |
| Sept. 19 | Moderate rain | 5° /4° | 5.2 mm | 1 | |
| Sept. 20 | Patchy rain possible | 5° /4° | 3.4 mm | 1 | |
| Sept. 21 | Patchy rain possible | 7° /4° | 1.3 mm | 1 | |
| Sept. 22 | Patchy rain possible | 7° /3° | 2.7 mm | 1 | |
| Sept. 23 | Moderate rain | 4° /2° | 7.8 mm | 1 | |
| Sept. 24 | Moderate rain | 5° /2° | 5.9 mm | 1 | |
| Sept. 25 | Mist | 7° /3° | 0 mm | 1 | |
| Sept. 26 | Patchy rain possible | 6° /3° | 0.3 mm | 1 | |
| Sept. 27 | Light drizzle | 6° /1° | 1.5 mm | 2 | |
| Sept. 28 | Fog | 3° /1° | 2.4 mm | 1 | |
| Sept. 29 | Fog | 3° /0° | 1.3 mm | 1 | |
| Sept. 30 |  Light freezing rain | 4° /0° | 1.5 mm | 2 | |
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Skagway in September - FAQ
September rainfall patterns in Skagway
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Where is Skagway?Get accurate weather forecasts for Skagway, located at latitude 59.458 and longitude -135.314. Stay updated with localized weather information tailored for Skagway.