Haines Weather in September

The climate in Haines during September can be summarized as cool and wet.

September is in the fall / autumn in Haines and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 14°C (58°F), whilst at night 5°C (40°F) is normal.

On average September is the 4th wettest month of the year in Haines with around 133mm 5.2 inches of rain making it a wet time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.

On the flip side this corresponds to an average of 4.7 hours of sunshine per day.

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Haines in September 2024.