Annual Weather Averages Near Pomona
Averages are for Chino Airport, which is 14 kilometers from Pomona.
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Pomona
High Temp: 35 °C
Low Temp: 4 °C
Mean Temp: 19 °C
Precipitation: 17.9 mm
Humidity: 58%
Dew Point: 9 °C
Wind: 9 mph
Pressure: 1015 mbar
Visibility: 13 km
January Climate & Weather Averages in Pomona
High Temp: 20 °C
Low Temp: 5 °C
Mean Temp: 13 °C
Precipitation: 45.6 mm
Humidity: 59%
Dew Point: 4 °C
Wind: 6 mph
Pressure: 1019 mbar
Visibility: 14 km
February Climate & Weather Averages in Pomona
High Temp: 20 °C
Low Temp: 6 °C
Mean Temp: 13 °C
Precipitation: 54.8 mm
Humidity: 63%
Dew Point: 5 °C
Wind: 7 mph
Pressure: 1018 mbar
Visibility: 14 km
March Climate & Weather Averages in Pomona
High Temp: 22 °C
Low Temp: 7 °C
Mean Temp: 15 °C
Precipitation: 26.7 mm
Humidity: 63%
Dew Point: 7 °C
Wind: 8 mph
Pressure: 1017 mbar
Visibility: 13 km
April Climate & Weather Averages in Pomona
High Temp: 24 °C
Low Temp: 9 °C
Mean Temp: 17 °C
Precipitation: 14.3 mm
Humidity: 60%
Dew Point: 8 °C
Wind: 10 mph
Pressure: 1015 mbar
Visibility: 13 km
May Climate & Weather Averages in Pomona
High Temp: 27 °C
Low Temp: 12 °C
Mean Temp: 19 °C
Precipitation: 5.0 mm
Humidity: 61%
Dew Point: 11 °C
Wind: 12 mph
Pressure: 1014 mbar
Visibility: 12 km
June Climate & Weather Averages in Pomona
High Temp: 30 °C
Low Temp: 14 °C
Mean Temp: 22 °C
Precipitation: 0.9 mm
Humidity: 59%
Dew Point: 13 °C
Wind: 12 mph
Pressure: 1012 mbar
Visibility: 11 km
July Climate & Weather Averages in Pomona
High Temp: 34 °C
Low Temp: 17 °C
Mean Temp: 25 °C
Precipitation: 1.9 mm
Humidity: 55%
Dew Point: 15 °C
Wind: 11 mph
Pressure: 1013 mbar
Visibility: 12 km
August Climate & Weather Averages in Pomona
High Temp: 35 °C
Low Temp: 17 °C
Mean Temp: 26 °C
Precipitation: 0.6 mm
Humidity: 52%
Dew Point: 15 °C
Wind: 10 mph
Pressure: 1012 mbar
Visibility: 12 km
September Climate & Weather Averages in Pomona
High Temp: 33 °C
Low Temp: 15 °C
Mean Temp: 24 °C
Precipitation: 2.3 mm
Humidity: 53%
Dew Point: 13 °C
Wind: 9 mph
Pressure: 1012 mbar
Visibility: 12 km
October Climate & Weather Averages in Pomona
High Temp: 29 °C
Low Temp: 12 °C
Mean Temp: 20 °C
Precipitation: 13.4 mm
Humidity: 55%
Dew Point: 10 °C
Wind: 7 mph
Pressure: 1014 mbar
Visibility: 11 km
November Climate & Weather Averages in Pomona
High Temp: 24 °C
Low Temp: 7 °C
Mean Temp: 16 °C
Precipitation: 13.3 mm
Humidity: 54%
Dew Point: 5 °C
Wind: 6 mph
Pressure: 1017 mbar
Visibility: 13 km
December Climate & Weather Averages in Pomona
High Temp: 20 °C
Low Temp: 4 °C
Mean Temp: 12 °C
Precipitation: 36.4 mm
Humidity: 58%
Dew Point: 3 °C
Wind: 5 mph
Pressure: 1019 mbar
Visibility: 15 km