On this day in 2009, 1.29 inches of rain of fell in D.C., a calendar day record. That rainstorm contributed to what would become D.C.’s second-wettest December on record with 6.79 inches of rain and melted snow. The Snowpocalypse storm on Dec. 18 and 19 — which produced 16.4 inches of snow (or the equivalent of 1.45 inches of rain) — was another big contributor to the month’s precipitation output.
Here are other notables for this day:
- Average high: 50
- Average low: 36
- Record high: 71 (1991)
- Record low: 4 (1876)
- Record precipitation: 1.29 inches (2009)
- Maximum snow: 1.6 inches (2005)
