Princeton Weather in October

October in Princeton typically sees daytime highs of 19°C (66°F) and nighttime lows of 7°C (45°F). Rainfall is also possible this month, so it's worth packing an umbrella.

Rainfall in Princeton in October

Historically, October sees about 10 days of rain, with a monthly average of 121 mm (4.8 in). When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Princeton in October

Princeton in October gets highs of 19°C (66°F) during the day and drops to 7°C (45°F) at night. Even when the weather is stable, mornings and evenings can still feel distinctly cool. With overnight lows of 7°C (45°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Princeton in October

There are approximately 201 hours of sunshine this month, resulting in mostly clear days.

For Princeton itself, September generally stands out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.