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Climate & Weather Averages in St. Louis, Missouri, USA

Currently: -2 °C. Scattered clouds. (Weather station: Lambert-St. Louis International Airport, USA). See more current weather

Annual Weather Averages Near St. Louis

Averages are for Lambert-St. Louis International Airport, which is 20 kilometers from St. Louis.

Based on weather reports collected during 1992–2021.

All Year Climate & Weather Averages in St. Louis

High Temp: 32 °C

Low Temp: -4 °C

Mean Temp: 14 °C

Precipitation: 89.5 mm

Humidity: 65%

Dew Point: 7 °C

Wind: 23 km/h

Pressure: 1017 mbar

Visibility: 15 km

一月 Climate & Weather Averages in St. Louis

High Temp: 5 °C

Low Temp: -4 °C

Mean Temp: 0 °C

Precipitation: 68.9 mm

Humidity: 69%

Dew Point: -5 °C

Wind: 25 km/h

Pressure: 1021 mbar

Visibility: 14 km

二月 Climate & Weather Averages in St. Louis

High Temp: 7 °C

Low Temp: -2 °C

Mean Temp: 3 °C

Precipitation: 59.0 mm

Humidity: 66%

Dew Point: -4 °C

Wind: 26 km/h

Pressure: 1020 mbar

Visibility: 14 km

三月 Climate & Weather Averages in St. Louis

High Temp: 14 °C

Low Temp: 3 °C

Mean Temp: 8 °C

Precipitation: 91.2 mm

Humidity: 61%

Dew Point: 1 °C

Wind: 27 km/h

Pressure: 1019 mbar

Visibility: 14 km

四月 Climate & Weather Averages in St. Louis

High Temp: 20 °C

Low Temp: 8 °C

Mean Temp: 14 °C

Precipitation: 120.6 mm

Humidity: 60%

Dew Point: 6 °C

Wind: 27 km/h

Pressure: 1015 mbar

Visibility: 15 km

五月 Climate & Weather Averages in St. Louis

High Temp: 25 °C

Low Temp: 14 °C

Mean Temp: 20 °C

Precipitation: 122.2 mm

Humidity: 63%

Dew Point: 12 °C

Wind: 23 km/h

Pressure: 1015 mbar

Visibility: 15 km

六月 Climate & Weather Averages in St. Louis

High Temp: 30 °C

Low Temp: 20 °C

Mean Temp: 25 °C

Precipitation: 116.9 mm

Humidity: 64%

Dew Point: 17 °C

Wind: 20 km/h

Pressure: 1014 mbar

Visibility: 15 km

七月 Climate & Weather Averages in St. Louis

High Temp: 32 °C

Low Temp: 22 °C

Mean Temp: 27 °C

Precipitation: 101.1 mm

Humidity: 64%

Dew Point: 20 °C

Wind: 18 km/h

Pressure: 1015 mbar

Visibility: 15 km

八月 Climate & Weather Averages in St. Louis

High Temp: 31 °C

Low Temp: 21 °C

Mean Temp: 26 °C

Precipitation: 89.5 mm

Humidity: 65%

Dew Point: 19 °C

Wind: 17 km/h

Pressure: 1015 mbar

Visibility: 15 km

九月 Climate & Weather Averages in St. Louis

High Temp: 27 °C

Low Temp: 16 °C

Mean Temp: 22 °C

Precipitation: 76.8 mm

Humidity: 64%

Dew Point: 15 °C

Wind: 18 km/h

Pressure: 1017 mbar

Visibility: 15 km

十月 Climate & Weather Averages in St. Louis

High Temp: 21 °C

Low Temp: 10 °C

Mean Temp: 15 °C

Precipitation: 78.0 mm

Humidity: 64%

Dew Point: 8 °C

Wind: 22 km/h

Pressure: 1018 mbar

Visibility: 15 km

十一月 Climate & Weather Averages in St. Louis

High Temp: 13 °C

Low Temp: 3 °C

Mean Temp: 8 °C

Precipitation: 84.3 mm

Humidity: 65%

Dew Point: 2 °C

Wind: 24 km/h

Pressure: 1020 mbar

Visibility: 15 km

十二月 Climate & Weather Averages in St. Louis

High Temp: 7 °C

Low Temp: -2 °C

Mean Temp: 3 °C

Precipitation: 65.2 mm

Humidity: 70%

Dew Point: -3 °C

Wind: 24 km/h

Pressure: 1020 mbar

Visibility: 14 km

Quick Climate Info

Hottest Month七月 (27 °C avg)
Coldest Month一月 (0 °C avg)
Wettest Month五月 (122.2 mm avg)
Windiest Month三月 (27 km/h avg)
Annual precip.1073.7 mm (per year)

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