Click on a day for an hourly weather forecast
The weather in Skagway in September is very cold with temperatures between 4°C and 11°C, warm clothes are a must.
You can expect rain for roughly half of the month of September in Skagway. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Skagway in September 2025.
If you’re planning to visit Skagway in the near future, we highly recommend that you review the 14 day weather forecast for Skagway before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -7° / -13° | 12 | 3 | 17 | 310 mm | Awful | Skagway in January |
| February | -5° / -13° | 9 | 6 | 16 | 196 mm | Awful | Skagway in February |
| March | -1° / -12° | 10 | 5 | 18 | 186 mm | Awful | Skagway in March |
| April | 3° / -8° | 12 | 8 | 10 | 162 mm | Awful | Skagway in April |
| May | 7° / -2° | 9 | 22 | 1 | 142 mm | Bad | Skagway in May |
| June | 8° / 0° | 8 | 22 | 0 | 143 mm | Bad | Skagway in June |
| July | 13° / 4° | 8 | 23 | 0 | 137 mm | Bad | Skagway in July |
| August | 14° / 6° | 13 | 18 | 0 | 243 mm | Ok | Skagway in August |
| September | 11° / 4° | 13 | 17 | 0 | 276 mm | Bad | Skagway in September |
| October | 5° / 1° | 14 | 15 | 2 | 286 mm | Awful | Skagway in October |
| November | -4° / -9° | 12 | 5 | 15 | 305 mm | Awful | Skagway in November |
| December | -6° / -12° | 11 | 5 | 19 | 308 mm | Awful | Skagway in December |