Weather on September 15 at Redwood
Redwood National and State Parks
Based on 55 years of data from Eureka, CA
Planning Your Visit
September 15th in Redwood National Park (via Eureka, CA) typically brings mild fall weather, with average highs around 64°F and lows near 51°F. Over 55 years of records, the warmest September 15th was in 2019 (64°F average), while the coldest was 1972 (52°F) — a 12°F range across recorded history. Rain or other precipitation has occurred on about 20% of September 15th dates historically, with the wettest September 15th recording 1.04" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for September 15th in Redwood? Great weather for outdoor activities.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 65°F | 52°F | 0" | 0" |
| 2024 | 63°F | 51°F | 0.03" | 0" |
| 2023 | 62°F | 55°F | 0" | 0" |
| 2022 | 63°F | 52°F | 0" | 0" |
| 2021 | 61°F | 47°F | 0" | 0" |
| 2020 | 74°F | 52°F | 0" | 0" |
| 2019 | 76°F | 53°F | 0.97" | 0" |
| 2018 | 66°F | 51°F | 0" | 0" |
| 2017 | 62°F | 47°F | 0" | 0" |
| 2016 | 55°F | 52°F | 0" | 0" |
| 2015 | 62°F | 47°F | 0" | 0" |
| 2014 | 65°F | 53°F | 0" | 0" |
| 2013 | 70°F | 54°F | 0" | 0" |
| 2012 | 56°F | 50°F | 0.08" | 0" |
| 2011 | 60°F | 52°F | 0" | 0" |
| 2010 | 67°F | 51°F | 0" | 0" |
| 2009 | 69°F | 53°F | 0" | 0" |
| 2008 | 55°F | 49°F | 0" | 0" |
| 2007 | 66°F | 56°F | 0" | 0" |
| 2006 | 62°F | 47°F | 0.1" | 0" |
| 2005 | 58°F | 52°F | 0.03" | 0" |
| 2004 | 68°F | 52°F | 0.03" | 0" |
| 2003 | 61°F | 49°F | 0" | 0" |
| 2002 | 65°F | 53°F | 0" | 0" |
| 2001 | 58°F | 51°F | 0" | 0" |
| 2000 | 70°F | 55°F | 0" | 0" |
| 1999 | 57°F | 51°F | 0.03" | 0" |
| 1998 | 62°F | 51°F | 0" | 0" |
| 1997 | 70°F | 57°F | 0" | 0" |
| 1996 | 67°F | 53°F | 1.04" | 0" |
| 1995 | 65°F | 56°F | 0.03" | 0" |
| 1994 | 66°F | 54°F | 0" | 0" |
| 1993 | 59°F | 52°F | 0" | 0" |
| 1992 | 66°F | 49°F | 0" | 0" |
| 1991 | 64°F | 48°F | 0" | 0" |
| 1990 | 69°F | 55°F | 0" | 0" |
| 1989 | 58°F | 50°F | 0" | 0" |
| 1988 | 62°F | 48°F | 0" | 0" |
| 1987 | 63°F | 52°F | 0" | 0" |
| 1986 | 67°F | 54°F | 0.53" | 0" |
| 1985 | 64°F | 50°F | 0" | 0" |
| 1984 | 67°F | 53°F | 0" | 0" |
| 1983 | 67°F | 51°F | 0" | 0" |
| 1982 | 65°F | 44°F | 0" | 0" |
| 1981 | 65°F | 52°F | 0" | 0" |
| 1980 | 64°F | 48°F | 0" | 0" |
| 1979 | 67°F | 55°F | 0" | 0" |
| 1978 | 63°F | 52°F | 0" | 0" |
| 1977 | 60°F | 51°F | 0" | 0" |
| 1976 | 61°F | 48°F | 0" | 0" |
| 1975 | 59°F | 53°F | 0.03" | 0" |
| 1974 | 55°F | 49°F | 0" | 0" |
| 1973 | 57°F | 50°F | 0" | 0" |
| 1972 | 55°F | 48°F | 0" | 0" |
| 1971 | 71°F | 54°F | 0" | 0" |