Weather on September 21 at Redwood

Redwood National and State Parks

CAPacific West500 ft elevation
Avg High64°F
Avg Low50°F
Warmest198367°F
Coldest199352°F

Based on 55 years of data from Eureka, CA

Planning Your Visit

September 21st in Redwood National Park (via Eureka, CA) typically brings mild fall weather, with average highs around 64°F and lows near 50°F. Over 55 years of records, the warmest September 21st was in 1983 (67°F average), while the coldest was 1993 (52°F) — a 15°F range across recorded history. Rain or other precipitation has occurred on about 9% of September 21st dates historically, with the wettest September 21st recording 0.56" of rain. The last decade has been 1.7°F warmer on this date compared to 20-30 years ago.

The last decade has been 1.7°F warmer on this date compared to 20-30 years ago.

Planning for September 21st in Redwood? Great weather for outdoor activities.

Year by Year History

YearHighLowPrecipSnow
202566°F56°F0"0"
202463°F47°F0"0"
202364°F44°F0"0"
202267°F51°F0"0"
202177°F49°F0"0"
202068°F57°F0"0"
201966°F52°F0"0"
201864°F46°F0"0"
201763°F45°F0"0"
201662°F50°F0"0"
201561°F55°F0"0"
201468°F59°F0"0"
201368°F55°F0.56"0"
201261°F45°F0"0"
201161°F47°F0"0"
201060°F51°F0"0"
200976°F52°F0"0"
200862°F51°F0"0"
200765°F46°F0"0"
200662°F51°F0.08"0"
200559°F47°F0"0"
200466°F46°F0"0"
200368°F47°F0"0"
200270°F49°F0"0"
200160°F47°F0"0"
200064°F54°F0"0"
199960°F49°F0.03"0"
199861°F52°F0"0"
199770°F50°F0"0"
199662°F49°F0"0"
199569°F52°F0"0"
199460°F51°F0"0"
199359°F45°F0"0"
199261°F50°F0"0"
199164°F47°F0"0"
199072°F57°F0"0"
198957°F50°F0"0"
198864°F46°F0"0"
198756°F50°F0"0"
198661°F51°F0"0"
198563°F51°F0"0"
198462°F52°F0"0"
198378°F56°F0"0"
198262°F52°F0"0"
198164°F49°F0"0"
198061°F46°F0"0"
197965°F59°F0"0"
197861°F48°F0.05"0"
197761°F50°F0"0"
197661°F49°F0"0"
197562°F51°F0"0"
197456°F50°F0"0"
197363°F52°F0"0"
197269°F49°F0.08"0"
197158°F49°F0"0"

September 21 at Nearby Parks

Holiday Weather at Redwood

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

Explore More at Redwood

See historical weather for other dates

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