Weather on August 12 at Katmai

Katmai National Park and Preserve

AKAlaska200 ft elevation
Avg High67°F
Avg Low52°F
Warmest200568°F
Coldest202451°F

Based on 28 years of data from Anchorage, AK

Planning Your Visit

August 12th in Katmai National Park (via Anchorage, AK) typically brings mild summer weather, with average highs around 67°F and lows near 52°F. Over 28 years of records, the warmest August 12th was in 2005 (68°F average), while the coldest was 2024 (51°F) — a 17°F range across recorded history. Rain or other precipitation has occurred on about 46% of August 12th dates historically, with the wettest August 12th recording 3.07" of rain. The last decade has been 3.3°F cooler on this date compared to 20-30 years ago.

The last decade has been 3.3°F cooler on this date compared to 20-30 years ago.

Planning for August 12th in Katmai? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.

Year by Year History

YearHighLowPrecipSnow
202568°F49°F0"--
202456°F47°F0.3"--
202364°F49°F0"--
202261°F56°F1.04"--
202161°F52°F0.33"--
202065°F48°F0"--
201980°F53°F0"--
201873°F54°F0.18"--
201760°F52°F1.3"--
201663°F55°F0.28"--
201570°F47°F0"--
201462°F55°F0.15"--
201368°F56°F0.08"--
201270°F56°F0"--
201170°F46°F0"--
201059°F52°F0.15"--
200967°F49°F0"--
200867°F48°F0"--
200770°F57°F0"--
200663°F53°F0.28"--
200578°F57°F0"--
200471°F57°F0"--
200366°F56°F0.38"--
200261°F52°F2.08"0"
200172°F54°F0"0"
200075°F52°F0"0"
199960°F56°F3.07"0"
199868°F46°F0"0"

August 12 at Nearby Parks

Holiday Weather at Katmai

Official NPS WebsiteVisit nps.gov/katm for park information, alerts, and reservations

Explore More at Katmai

See historical weather for other dates

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Katmai Weather on August 12: Avg High 67°F, Low 52°F