Severe Weather History


California Lightning History: 355 Recorded Events

355

Recorded events

42

Counties affected

16

Direct deaths

$8.1M

Property damage

California lightning history: 355 recorded events across 42 counties between 1996 and 2024.

Decade by decade

California lightning history by decade

California lightning history: recorded events per decade
California lightning history: recorded events per decade

The 2000s are the busiest decade on record with 162 reported lightning events across California. Earlier decades are thinner because systematic reporting for this hazard expanded over time, not because the weather was calmer.

County ranking

Counties with the most lightning events in California

RankCountyEventsDeathsDamageSpan
#1San Bernardino County633$1.4M1996–2024
#2San Diego County431$183K1997–2023
#3Kern County411$355K1997–2022
#4Fresno County371$2.8M1997–2024
#5Riverside County351$251K1996–2024
#6Tulare County252$42K1996–2017
#7Los Angeles County103$01996–2022
#8Kings County100$51K2002–2017
#9Mariposa County90$150K1998–2023
#10Merced County90$1.0M1998–2016
#11Madera County70$5K1999–2014
#12San Francisco County70$120K2009–2018
#13Santa Clara County50$02018–2020
#14San Mateo County40$02017–2020
#15Orange County40$62K1998–2016
#16Butte County40$136K2007–2019
#17Nevada County31$15K1999–2012
#18Sonoma County30$1.0M2001–2020
#19Monterey County30$2K2020–2023
#20Stanislaus County30$220K1999–2018
#21Siskiyou County20$02003–2018
#22Marin County20$30K2009–2019
#23Mono County20$02004–2019
#24Tuolumne County21$01999–2013
#25Alameda County20$3K2011–2020
Source: NOAA/NCEI Storm Events · ranked by recorded event count

Significant events

Deadliest lightning events in California

DateCountyScaleDeathsInjuries
Jul 28, 2005Tulare County27
Jul 27, 2014Los Angeles County18
Sep 2, 2001San Diego County11
Jun 22, 2022Los Angeles County10
Jul 26, 2020Sierra County11
Jul 23, 2012Nevada County10
Jun 4, 2009Plumas County10
Jul 1, 2013Tuolumne County10
Jul 30, 2003Riverside County10
Jul 30, 2021Fresno County10
Source: NOAA/NCEI Storm Events · dates UTC

All hazards in California · Lightning across the U.S.