On this day in…
1970: A big storm pummeled the region, bringing record daily precipitation to many locations. 11 inches of snow fell in Idyllwild, the greatest daily snowfall on record for December.
1968: A very cold air mass settled over the region, setting numerous low temperature records (both maximum and minimum). It was 2° in Idyllwild, the lowest temperature on record for December, and the second lowest temperature on record.