Annual Weather Averages in Vacaville
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Vacaville
High Temp: 35 °C
Low Temp: 3 °C
Mean Temp: 17 °C
Precipitation: 52.1 mm
Humidity: 60%
Dew Point: 8 °C
Wind: 18 km/h
Pressure: 101.56 kPa
Visibility: 20 km
January Climate & Weather Averages in Vacaville
High Temp: 14 °C
Low Temp: 3 °C
Mean Temp: 9 °C
Precipitation: 134.7 mm
Humidity: 79%
Dew Point: 5 °C
Wind: 12 km/h
Pressure: 102.07 kPa
Visibility: 14 km
February Climate & Weather Averages in Vacaville
High Temp: 17 °C
Low Temp: 5 °C
Mean Temp: 11 °C
Precipitation: 125.4 mm
Humidity: 72%
Dew Point: 5 °C
Wind: 15 km/h
Pressure: 101.84 kPa
Visibility: 18 km
March Climate & Weather Averages in Vacaville
High Temp: 20 °C
Low Temp: 7 °C
Mean Temp: 13 °C
Precipitation: 80.2 mm
Humidity: 66%
Dew Point: 6 °C
Wind: 17 km/h
Pressure: 101.76 kPa
Visibility: 20 km
April Climate & Weather Averages in Vacaville
High Temp: 23 °C
Low Temp: 8 °C
Mean Temp: 15 °C
Precipitation: 31.3 mm
Humidity: 59%
Dew Point: 7 °C
Wind: 20 km/h
Pressure: 101.61 kPa
Visibility: 22 km
May Climate & Weather Averages in Vacaville
High Temp: 27 °C
Low Temp: 11 °C
Mean Temp: 19 °C
Precipitation: 20.4 mm
Humidity: 54%
Dew Point: 9 °C
Wind: 23 km/h
Pressure: 101.36 kPa
Visibility: 23 km
June Climate & Weather Averages in Vacaville
High Temp: 32 °C
Low Temp: 14 °C
Mean Temp: 23 °C
Precipitation: 4.5 mm
Humidity: 48%
Dew Point: 10 °C
Wind: 24 km/h
Pressure: 101.15 kPa
Visibility: 24 km
July Climate & Weather Averages in Vacaville
High Temp: 35 °C
Low Temp: 15 °C
Mean Temp: 25 °C
Precipitation: 0.2 mm
Humidity: 47%
Dew Point: 11 °C
Wind: 25 km/h
Pressure: 101.16 kPa
Visibility: 23 km
August Climate & Weather Averages in Vacaville
High Temp: 35 °C
Low Temp: 15 °C
Mean Temp: 25 °C
Precipitation: 0.6 mm
Humidity: 48%
Dew Point: 11 °C
Wind: 24 km/h
Pressure: 101.15 kPa
Visibility: 23 km
September Climate & Weather Averages in Vacaville
High Temp: 32 °C
Low Temp: 13 °C
Mean Temp: 23 °C
Precipitation: 1.7 mm
Humidity: 47%
Dew Point: 9 °C
Wind: 18 km/h
Pressure: 101.19 kPa
Visibility: 22 km
October Climate & Weather Averages in Vacaville
High Temp: 27 °C
Low Temp: 10 °C
Mean Temp: 18 °C
Precipitation: 32.2 mm
Humidity: 52%
Dew Point: 7 °C
Wind: 15 km/h
Pressure: 101.50 kPa
Visibility: 21 km
November Climate & Weather Averages in Vacaville
High Temp: 19 °C
Low Temp: 6 °C
Mean Temp: 12 °C
Precipitation: 60.1 mm
Humidity: 68%
Dew Point: 6 °C
Wind: 11 km/h
Pressure: 101.90 kPa
Visibility: 18 km
December Climate & Weather Averages in Vacaville
High Temp: 14 °C
Low Temp: 3 °C
Mean Temp: 9 °C
Precipitation: 134.3 mm
Humidity: 76%
Dew Point: 4 °C
Wind: 13 km/h
Pressure: 102.05 kPa
Visibility: 14 km