Saint Louis Weather in October

What's the weather like in Saint Louis (Missouri) in October 2024?

The climate in Saint Louis during October can be summarized as mild and reasonably dry.

October is in the fall / autumn in Saint Louis and is typically the 6th warmest month of the year. Daytime maximum temperatures average around 21°C (69°F), whilst at night 9°C (47°F) is normal.

Saint Louis weather averages (imperial / metric)
Daytime temperature 20.6°C 69°F
Nightly temperature 8.5°C 47.2°F
Average temperature 14.5°C 58.1°F
Daily sunshine 7.4 hrs
Avg rainfall 67 mm 2.6 ins
Rainy days 8 days
Sea temperature 17.1°C 62.8°F
Humidity 69%
Windspeed 15.5kph 10 mph

On average October is the 3rd driest month of the year in Saint Louis with around 67mm 2.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.4 hours of sunshine per day.

October temperatures in Saint Louis

Saint Louis average temperature in October

October rainfall

Saint Louis average rain in October

October hourly sunshine

Saint Louis average rain in October

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Saint Louis in October 2024.