September · Alaska
Best time to visit Katmai National Park in SeptemberWeather, crowds & prices
September score
4.0/10
Ranked #6 of 12 months
- Avg temp
- 6°C
- Rainfall
- 139 mm
- Humidity
- 89%
- Sunny days
- 0
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
September in Katmai National Park scores 4.0/10 for nature and wildlife travel - an above-average month (#6 of 12). Expect around 6°C, 139 mm of rain, and roughly 0 sunny days this month.
Katmai protects a remote volcanic landscape, salmon rivers, and a major brown-bear population, with Brooks Camp its best-known visitor base.
Frequently asked
- What is the weather like in Katmai National Park in September?
- In September, Katmai National Park averages 6°C, 139 mm of rain, and about 0 sunny days. Its climate-comfort score is 4.0/10.
- Is September a good time to visit Katmai National Park?
- September earns a 4.0/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Katmai National Park in September?
- Expect about 139 mm of rain in September. Average humidity is 89% and there are about 0 sunny days.
Curated in Katmai National Park
Tickets & experiences
Things to do in Katmai National Park
Katmai National Park, Alaska. Live activities and tours from GetYourGuide, matched to this destination.