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Climate & Weather Averages in San Bernardino, California, USA

Currently: 19 °C. Overcast. (Weather station: Riverside Municipal Airport, USA). See more current weather

Annual Weather Averages Near San Bernardino

Averages are for Riverside Municipal Airport, which is 23 kilometers from San Bernardino.

Based on weather reports collected during 1992–2021.

All Year Climate & Weather Averages in San Bernardino

High Temp: 35 °C

Low Temp: 6 °C

Mean Temp: 19 °C

Precipitation: 19.4 mm

Humidity: 55%

Dew Point: 8 °C

Wind: 8 mph

Pressure: 1014 mbar

Visibility: 15 km

January Climate & Weather Averages in San Bernardino

High Temp: 20 °C

Low Temp: 6 °C

Mean Temp: 13 °C

Precipitation: 52.9 mm

Humidity: 54%

Dew Point: 2 °C

Wind: 7 mph

Pressure: 1018 mbar

Visibility: 18 km

February Climate & Weather Averages in San Bernardino

High Temp: 20 °C

Low Temp: 7 °C

Mean Temp: 14 °C

Precipitation: 60.0 mm

Humidity: 59%

Dew Point: 4 °C

Wind: 7 mph

Pressure: 1017 mbar

Visibility: 17 km

March Climate & Weather Averages in San Bernardino

High Temp: 22 °C

Low Temp: 8 °C

Mean Temp: 15 °C

Precipitation: 31.5 mm

Humidity: 60%

Dew Point: 6 °C

Wind: 8 mph

Pressure: 1016 mbar

Visibility: 15 km

April Climate & Weather Averages in San Bernardino

High Temp: 25 °C

Low Temp: 10 °C

Mean Temp: 17 °C

Precipitation: 14.4 mm

Humidity: 57%

Dew Point: 7 °C

Wind: 9 mph

Pressure: 1014 mbar

Visibility: 16 km

May Climate & Weather Averages in San Bernardino

High Temp: 27 °C

Low Temp: 13 °C

Mean Temp: 20 °C

Precipitation: 4.5 mm

Humidity: 59%

Dew Point: 10 °C

Wind: 10 mph

Pressure: 1013 mbar

Visibility: 14 km

June Climate & Weather Averages in San Bernardino

High Temp: 31 °C

Low Temp: 15 °C

Mean Temp: 23 °C

Precipitation: 2.0 mm

Humidity: 57%

Dew Point: 12 °C

Wind: 10 mph

Pressure: 1011 mbar

Visibility: 13 km

July Climate & Weather Averages in San Bernardino

High Temp: 34 °C

Low Temp: 18 °C

Mean Temp: 26 °C

Precipitation: 3.0 mm

Humidity: 52%

Dew Point: 14 °C

Wind: 10 mph

Pressure: 1012 mbar

Visibility: 14 km

August Climate & Weather Averages in San Bernardino

High Temp: 35 °C

Low Temp: 18 °C

Mean Temp: 27 °C

Precipitation: 0.6 mm

Humidity: 49%

Dew Point: 14 °C

Wind: 9 mph

Pressure: 1011 mbar

Visibility: 15 km

September Climate & Weather Averages in San Bernardino

High Temp: 33 °C

Low Temp: 16 °C

Mean Temp: 25 °C

Precipitation: 2.9 mm

Humidity: 51%

Dew Point: 12 °C

Wind: 8 mph

Pressure: 1011 mbar

Visibility: 15 km

October Climate & Weather Averages in San Bernardino

High Temp: 28 °C

Low Temp: 13 °C

Mean Temp: 20 °C

Precipitation: 8.5 mm

Humidity: 53%

Dew Point: 8 °C

Wind: 7 mph

Pressure: 1013 mbar

Visibility: 14 km

November Climate & Weather Averages in San Bernardino

High Temp: 24 °C

Low Temp: 8 °C

Mean Temp: 16 °C

Precipitation: 13.8 mm

Humidity: 50%

Dew Point: 4 °C

Wind: 7 mph

Pressure: 1016 mbar

Visibility: 17 km

December Climate & Weather Averages in San Bernardino

High Temp: 20 °C

Low Temp: 6 °C

Mean Temp: 13 °C

Precipitation: 38.8 mm

Humidity: 53%

Dew Point: 1 °C

Wind: 7 mph

Pressure: 1018 mbar

Visibility: 18 km

Quick Climate Info

Hottest Month August (27 °C avg)
Coldest Month December (13 °C avg)
Wettest Month February (60.0 mm avg)
Windiest Month June (10 mph avg)
Annual precip. 232.9 mm (per year)

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