Weather on May 20 at Lassen Volcanic
Lassen Volcanic National Park
Based on 55 years of data from Redding, CA
Elevation Note: Lassen Volcanic sits at 6,700 ft. Expect temperatures 23°F cooler than the data shown below, which comes from Redding, CA at a lower elevation.
Planning Your Visit
May 20th in Lassen Volcanic National Park (via Redding, CA) typically brings warm spring weather, with average highs around 82°F and lows near 54°F — a 28°F daily swing. Over 55 years of records, the warmest May 20th was in 2001 (85°F average), while the coldest was 1998 (55°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 13% of May 20th dates historically, with the wettest May 20th recording 2.79" 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 May 20th in Lassen Volcanic? Stay hydrated and seek shade during peak afternoon hours.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 88°F | 51°F | 0" | 0" |
| 2024 | 83°F | 62°F | 0" | 0" |
| 2023 | 91°F | 62°F | 0" | 0" |
| 2022 | 81°F | 56°F | 0" | 0" |
| 2021 | 69°F | 50°F | 0" | 0" |
| 2020 | 74°F | 49°F | 0" | 0" |
| 2019 | 69°F | 51°F | 0" | 0" |
| 2018 | 82°F | 58°F | 0" | 0" |
| 2017 | 98°F | 55°F | 0" | 0" |
| 2016 | 61°F | 51°F | 0.48" | 0" |
| 2015 | 82°F | 60°F | 0.18" | 0" |
| 2014 | 83°F | 50°F | 0" | 0" |
| 2013 | 91°F | 57°F | 0" | -- |
| 2012 | 93°F | 56°F | 0" | -- |
| 2011 | 81°F | 49°F | 0" | -- |
| 2010 | 72°F | 39°F | 0" | -- |
| 2009 | 86°F | 56°F | 0" | -- |
| 2008 | 85°F | 58°F | 0" | -- |
| 2007 | 83°F | 53°F | 0" | -- |
| 2006 | 76°F | 58°F | 0.03" | -- |
| 2005 | 76°F | 53°F | 0" | -- |
| 2004 | 78°F | 56°F | 0" | -- |
| 2003 | 90°F | 49°F | 0" | -- |
| 2002 | 62°F | 48°F | 0.76" | -- |
| 2001 | 98°F | 71°F | 0" | -- |
| 2000 | 96°F | 67°F | 0" | -- |
| 1999 | 80°F | 52°F | 0" | -- |
| 1998 | 66°F | 44°F | 0.03" | -- |
| 1997 | 87°F | 56°F | 0" | -- |
| 1996 | 77°F | 47°F | 0" | 0" |
| 1995 | 84°F | 54°F | 0" | 0" |
| 1994 | 75°F | 56°F | 0" | 0" |
| 1993 | 80°F | 55°F | 0" | 0" |
| 1992 | 82°F | 53°F | 0" | 0" |
| 1991 | 81°F | 52°F | 0" | 0" |
| 1990 | 69°F | 52°F | 2.79" | 0" |
| 1989 | 81°F | 47°F | 0" | 0" |
| 1988 | 93°F | 60°F | 0" | 0" |
| 1987 | 82°F | 56°F | 0" | 0" |
| 1986 | 83°F | 58°F | 0" | 0" |
| 1985 | 89°F | 50°F | 0" | 0" |
| 1984 | 90°F | 58°F | 0" | 0" |
| 1983 | 97°F | 62°F | 0" | 0" |
| 1982 | 90°F | 48°F | 0" | 0" |
| 1981 | 74°F | 44°F | 0" | 0" |
| 1980 | 96°F | 52°F | 0" | 0" |
| 1979 | 97°F | 56°F | 0" | 0" |
| 1978 | 91°F | 60°F | 0" | 0" |
| 1977 | 84°F | 53°F | 0" | 0" |
| 1976 | 89°F | 54°F | 0" | 0" |
| 1975 | 72°F | 47°F | 0" | 0" |
| 1974 | 74°F | 48°F | 0" | 0" |
| 1973 | 88°F | 58°F | 0" | 0" |
| 1972 | 63°F | 51°F | 1.85" | 0" |
| 1971 | 85°F | 54°F | 0" | 0" |