On this day in…
2003: It was 116° in Palm Springs, 91° in Palomar Mountain, and 87° in Big Bear Lake, each the highest temperature on record for May. In Palm Springs this also occurred on 5.23.2001 and 5.28.1983. In Palomar Mountain this also occurred on 5.31.2001.
1990: A rare late-season storm brought record rainfall to most stations in Southern California.
1983: It was 116° in Palm Springs, the highest temperature on record for May. This also occurred on 5.28.2003 and 5.23.2001.
1953: Idyllwild recorded its latest measurable snowfall of the season on record with 0.5 inch.