Weather on September 3 at Katmai
Katmai National Park and Preserve
Based on 29 years of data from Anchorage, AK
Planning Your Visit
September 3rd in Katmai National Park (via Anchorage, AK) typically brings mild fall weather, with average highs around 61°F and lows near 48°F. Over 29 years of records, the warmest September 3rd was in 2013 (60°F average), while the coldest was 2017 (46°F) — a 14°F range across recorded history. Rain or other precipitation has occurred on about 48% of September 3rd dates historically, with the wettest September 3rd recording 1.85" of rain. The last decade has been 1.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.0°F warmer on this date compared to 20-30 years ago.
Planning for September 3rd in Katmai? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 62°F | 52°F | 0" | -- |
| 2024 | 65°F | 49°F | 0" | -- |
| 2023 | 55°F | 50°F | 0.64" | -- |
| 2022 | 58°F | 51°F | 0.05" | -- |
| 2021 | 63°F | 53°F | 0.13" | -- |
| 2020 | 59°F | 47°F | 0.18" | -- |
| 2019 | 61°F | 53°F | 0" | -- |
| 2018 | 66°F | 40°F | 0" | -- |
| 2017 | 50°F | 42°F | 0" | -- |
| 2016 | 68°F | 46°F | 0" | -- |
| 2015 | 56°F | 50°F | 0.58" | -- |
| 2014 | 65°F | 49°F | 0" | -- |
| 2013 | 67°F | 53°F | 0.1" | -- |
| 2012 | 61°F | 48°F | 0.38" | -- |
| 2011 | 57°F | 46°F | 0" | -- |
| 2010 | 64°F | 49°F | 0" | -- |
| 2009 | 66°F | 46°F | 0" | -- |
| 2008 | 62°F | 50°F | 0.25" | -- |
| 2007 | 63°F | 44°F | -- | -- |
| 2006 | 62°F | 45°F | 0" | -- |
| 2005 | 59°F | 50°F | 0.18" | -- |
| 2004 | 57°F | 47°F | 0.36" | -- |
| 2003 | 60°F | 50°F | 0.86" | -- |
| 2002 | 64°F | 40°F | 0" | 0" |
| 2001 | 64°F | 52°F | 0.41" | 0" |
| 2000 | 62°F | 47°F | 0.53" | 0" |
| 1999 | 53°F | 48°F | 1.85" | 0" |
| 1998 | 60°F | 43°F | 0" | 0" |
| 1971 | 56°F | 45°F | 0" | 0" |