2013: Record low minimum temperatures were reached at Hanford, Madera, and Merced due to an intrusion of Arctic air from Canada.
A near record low was reached in Fresno with a temperature of 29° F.
2007: Surf with highest sets to 18 feet struck the coast of San Diego County (10 feet in Orange County) on this day and on 12.6.
Highway 101 in Cardiff was inundated with minor flooding.
The Imperial Beach Pier sustained minor damage.
1998: A funnel cloud was observed two miles southwest of Imperial Beach.
1997: 14" of snow fell at Mammoth Lakes Ranger Station.
1992: A big storm that started on 12.4 and ended on 12.7 brought rainfall from 0.5" at the coast to up to six inches of precipitation in the mountains.
1.65" fell in Coronado, 1.60" in Vista, 1.42 in Fallbrook, 1.32" in Escondido, and 1.15" in San Diego.
Flooding in Tijuana killed four and left hundreds homeless.
6" to 2 feet of snow fell in the mountains.
Local flooding, mud slides, standing water, and road closures resulted.
1987: A cold front crossing the Pacific Coast brought heavy rain on 12.4 and on this day. Mt. Wilson was drenched with 2.17" in six hours.
Thunderstorm winds gusted to 55 mph at Newport Beach.
Gale force winds battered the coast with speeds exceeding 40 mph, causing tree damage and power outages.
1972: Reno, NV, recorded a low temperature of -12° F. At Carson City, NV, the morning low was -11° F.
1967: Big Sur had a high temperature of 75° F -- a record for the month.
1966: Heavy rain drenched the region, even the mountains, from 12.2 to 12.7.
Storm totals for the period: 27.79" in Lake Arrowhead (believed to be a 100 year rainfall), 23.73" in Palomar Mountain, 18.72" in Big Bear Lake, 17.85" in Idyllwild, 9.14" in San Bernardino, 7.63" in Redlands, 6.21" in Santa Ana, 5.19" in Riverside, 2.99" in San Diego, 2.73" in Palm Springs, but only 0.66" in Victorville and 0.28" in Barstow!
At least two homes were destroyed by floods and debris flows in Mill Creek Canyon.
Debris flows and floods damaged homes and roads in Wrightwood and Lytle Creek.
Homes and businesses were flooded in Redlands and Palm Springs.
Many roads across the region were flooded and washed out.
Scuba divers could not recover a Montclair man believed drowned in floodwaters.
Strong storm winds caused power outages.
On this day 6.66" of precipitation fell in Idyllwild, the greatest daily precipitation amount on record.
1958: It was 85° F in Victorville, the highest temperature on record for December.
1951: Lodgepole received 19" of snow; Huntington Lake recorded 11".
1951: A peak wind gust of 68 mph in LasVegas, NV, set the highest reading recorded in
1945: 21" of snow fell at Truckee.
1909: 10" of snow fell at Glenbrook, NV, (east shore Lake Tahoe).
Source: NWS San Francisco/Monterey, Hanford, Reno, Las Vegas, & San Diego