Ketchikan September 2021
Highlights
| Mean monthly temperature was 52.48°F, which was 1.1°F below normal. |
| The observed maximum temperature was 62.0°F on the 9th of the month, the minimum temperature was 41.0°F on the 28th of the month. |
| The total monthly precipitation was 23.6", which was 9.3" above normal. |
| Note: Normal values refer to the period 1991 to 2020. |