Washington D.C., District of Columbia weather in October

Averages from 2021–2025 (155 days of record).

Average high: 69°F
Average low: 51°F
Rainy days: ~8 per month
Total precipitation: 3.1 in
Warmest recorded: 83°F
Coldest recorded: 37°F

Expect October days in Washington D.C., District of Columbia to top out around 69°F and cool to about 51°F overnight, with roughly 8 days of measurable rain across the month. In recent years October has ranged from 37°F to 83°F.

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Current Washington D.C., District of Columbia forecast → · Historical data by Open-Meteo (ERA5).