Weather on July 20 at Katmai
Katmai National Park and Preserve
Based on 31 years of data from Anchorage, AK
Planning Your Visit
July 20th in Katmai National Park (via Anchorage, AK) typically brings mild summer weather, with average highs around 68°F and lows near 54°F. Over 31 years of records, the warmest July 20th was in 2016 (70°F average), while the coldest was 1971 (54°F) — a 16°F range across recorded history. Rain or other precipitation has occurred on about 58% of July 20th dates historically, with the wettest July 20th recording 0.97" of rain. The last decade has been 1.4°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.4°F cooler on this date compared to 20-30 years ago.
Planning for July 20th in Katmai? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2026 | 57°F | 51°F | 0.97" | -- |
| 2025 | 62°F | 56°F | 0.02" | -- |
| 2024 | 78°F | 52°F | 0" | -- |
| 2023 | 66°F | 54°F | 0.02" | -- |
| 2022 | 63°F | 50°F | 0.04" | -- |
| 2021 | 70°F | 56°F | 0.09" | -- |
| 2020 | 73°F | 55°F | 0.34" | -- |
| 2019 | 70°F | 58°F | 0" | -- |
| 2018 | 67°F | 51°F | 0" | -- |
| 2017 | 71°F | 54°F | 0" | -- |
| 2016 | 77°F | 62°F | 0" | -- |
| 2015 | 75°F | 53°F | 0" | -- |
| 2014 | 71°F | 51°F | 0.25" | -- |
| 2013 | 74°F | 57°F | 0.23" | -- |
| 2012 | 67°F | 52°F | 0" | -- |
| 2011 | 73°F | 48°F | 0" | -- |
| 2010 | 65°F | 53°F | 0.5" | -- |
| 2009 | 67°F | 56°F | 0.06" | -- |
| 2008 | 64°F | 51°F | 0.01" | -- |
| 2007 | 68°F | 51°F | 0" | -- |
| 2006 | 68°F | 51°F | 0" | -- |
| 2005 | 73°F | 59°F | 0" | -- |
| 2004 | 68°F | 59°F | 0.01" | -- |
| 2003 | 77°F | 60°F | 0" | -- |
| 2002 | 71°F | 58°F | 0.01" | 0" |
| 2001 | 68°F | 58°F | 0.06" | 0" |
| 2000 | 59°F | 51°F | 0.21" | -- |
| 1999 | 68°F | 54°F | 0.04" | 0" |
| 1998 | 68°F | 53°F | 0" | 0" |
| 1972 | 63°F | 47°F | 0.27" | 0" |
| 1971 | 59°F | 49°F | 0.36" | 0" |