O'Fallon Weather in November

November in O'Fallon typically sees daytime highs of 13°C (55°F) and nighttime lows of 2°C (36°F). Rainfall is also possible this month, so it's worth packing an umbrella.

Rainfall in O'Fallon in November

Historically, November sees about 8 days of rain, with a monthly average of 80 mm (3.1 in). When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in O'Fallon in November

In November, O'Fallon gets moderate temperatures, with highs of 13°C (55°F). Nights cool to around 2°C (36°F). The difference between afternoon and evening temperatures is usually noticeable. At 2°C (36°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in O'Fallon in November

The month brings about 138 hours of sunlight, offering a comfortable mix of sun and overcast.

For O'Fallon itself, October 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.