Weather on December 21 at Redwood
Redwood National and State Parks
Based on 55 years of data from Eureka, CA
Planning Your Visit
December 21st in Redwood National Park (via Eureka, CA) typically brings cool winter weather, with average highs around 55°F and lows near 42°F. Over 55 years of records, the warmest December 21st was in 2005 (60°F average), while the coldest was 1990 (28°F) — a 32°F range across recorded history. Rain or other precipitation has occurred on about 62% of December 21st dates historically, with the wettest December 21st recording 6.91" of rain. The last decade has been 4.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.1°F warmer on this date compared to 20-30 years ago.
Planning for December 21st in Redwood? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 59°F | 47°F | 6.91" | 0" |
| 2024 | 66°F | 50°F | 1.35" | 0" |
| 2023 | 52°F | 46°F | 0" | 0" |
| 2022 | 54°F | 47°F | 0.03" | 0" |
| 2021 | 59°F | 46°F | 0.74" | 0" |
| 2020 | 60°F | 43°F | 1.09" | 0" |
| 2019 | 63°F | 49°F | 3.66" | 0" |
| 2018 | 53°F | 37°F | 0" | 0" |
| 2017 | 49°F | 30°F | 0" | 0" |
| 2016 | 60°F | 36°F | 0" | 0" |
| 2015 | 56°F | 48°F | 4.24" | 0" |
| 2014 | 59°F | 57°F | 2.34" | 0" |
| 2013 | 49°F | 42°F | 0.1" | 0" |
| 2012 | 53°F | 45°F | 2.77" | 0" |
| 2011 | 51°F | 33°F | 0" | 0" |
| 2010 | 55°F | 44°F | 2.46" | 0" |
| 2009 | 54°F | 41°F | 2.54" | 0" |
| 2008 | 55°F | 44°F | 0.79" | 0" |
| 2007 | 46°F | 30°F | 0" | 0" |
| 2006 | 54°F | 42°F | 1.96" | 0" |
| 2005 | 64°F | 56°F | 1.22" | 0" |
| 2004 | 55°F | 35°F | 0" | 0" |
| 2003 | 58°F | 40°F | 0" | 0" |
| 2002 | 55°F | 40°F | 1.12" | 0" |
| 2001 | 55°F | 35°F | 0.15" | 0" |
| 2000 | 58°F | 39°F | 0.74" | 0" |
| 1999 | 61°F | 38°F | 0" | 0" |
| 1998 | 41°F | 23°F | 0" | 0" |
| 1997 | 51°F | 34°F | 0" | 0" |
| 1996 | 48°F | 41°F | 3.23" | 0" |
| 1995 | 58°F | 37°F | 0" | 0" |
| 1994 | 58°F | 42°F | 0" | 0" |
| 1993 | 53°F | 37°F | 0" | 0" |
| 1992 | 54°F | 41°F | 0.15" | 0" |
| 1991 | 54°F | 39°F | 0" | 0" |
| 1990 | 34°F | 23°F | 0" | 0" |
| 1989 | 55°F | 41°F | 0" | 0" |
| 1988 | 52°F | 43°F | 1.6" | 0" |
| 1987 | 55°F | 50°F | 0.28" | 0" |
| 1986 | 64°F | 44°F | 0" | 0" |
| 1985 | 55°F | 36°F | 0" | 0" |
| 1984 | 55°F | 42°F | 0.03" | 0" |
| 1983 | 44°F | 34°F | 0.28" | 0" |
| 1982 | 57°F | 43°F | 1.19" | 0" |
| 1981 | 54°F | 46°F | 0.28" | 0" |
| 1980 | 63°F | 53°F | 0.74" | 0" |
| 1979 | 56°F | 43°F | 1.02" | 0" |
| 1978 | 52°F | 37°F | 0" | 0" |
| 1977 | 62°F | 48°F | 2.31" | 0" |
| 1976 | 50°F | 40°F | 0" | 0" |
| 1975 | 57°F | 43°F | 0.43" | 0" |
| 1974 | 56°F | 41°F | 1.17" | 0" |
| 1973 | 57°F | 48°F | 0.94" | 0" |
| 1972 | 65°F | 54°F | 1.17" | 0" |
| 1971 | 53°F | 44°F | 0.41" | 0" |