Annual Weather Averages in San Juan Aerodrome
San Juan Aerodrome is 33 kilometers from San Juan, so the actual climate in San Juan can vary a bit.
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in San Juan
High Temp: 36 °C
Low Temp: -1 °C
Mean Temp: 19 °C
Precipitation: 14.2 mm
Humidity: 47%
Dew Point: 5 °C
Wind: 24 km/h
Pressure: 101.25 kPa
Visibility: 14 km
January Climate & Weather Averages in San Juan
High Temp: 36 °C
Low Temp: 20 °C
Mean Temp: 28 °C
Precipitation: 25.4 mm
Humidity: 42%
Dew Point: 12 °C
Wind: 30 km/h
Pressure: 100.66 kPa
Visibility: 14 km
February Climate & Weather Averages in San Juan
High Temp: 34 °C
Low Temp: 18 °C
Mean Temp: 26 °C
Precipitation: 31.0 mm
Humidity: 46%
Dew Point: 12 °C
Wind: 27 km/h
Pressure: 100.84 kPa
Visibility: 15 km
March Climate & Weather Averages in San Juan
High Temp: 31 °C
Low Temp: 16 °C
Mean Temp: 24 °C
Precipitation: 27.5 mm
Humidity: 51%
Dew Point: 12 °C
Wind: 24 km/h
Pressure: 101.04 kPa
Visibility: 15 km
April Climate & Weather Averages in San Juan
High Temp: 26 °C
Low Temp: 11 °C
Mean Temp: 18 °C
Precipitation: 7.9 mm
Humidity: 56%
Dew Point: 8 °C
Wind: 21 km/h
Pressure: 101.36 kPa
Visibility: 14 km
May Climate & Weather Averages in San Juan
High Temp: 21 °C
Low Temp: 5 °C
Mean Temp: 13 °C
Precipitation: 5.5 mm
Humidity: 61%
Dew Point: 4 °C
Wind: 17 km/h
Pressure: 101.64 kPa
Visibility: 14 km
June Climate & Weather Averages in San Juan
High Temp: 18 °C
Low Temp: 1 °C
Mean Temp: 9 °C
Precipitation: 4.3 mm
Humidity: 58%
Dew Point: 0 °C
Wind: 17 km/h
Pressure: 101.73 kPa
Visibility: 14 km
July Climate & Weather Averages in San Juan
High Temp: 17 °C
Low Temp: -1 °C
Mean Temp: 8 °C
Precipitation: 2.3 mm
Humidity: 52%
Dew Point: -2 °C
Wind: 18 km/h
Pressure: 101.89 kPa
Visibility: 14 km
August Climate & Weather Averages in San Juan
High Temp: 21 °C
Low Temp: 2 °C
Mean Temp: 11 °C
Precipitation: 9.1 mm
Humidity: 43%
Dew Point: -2 °C
Wind: 21 km/h
Pressure: 101.70 kPa
Visibility: 14 km
September Climate & Weather Averages in San Juan
High Temp: 24 °C
Low Temp: 6 °C
Mean Temp: 15 °C
Precipitation: 10.9 mm
Humidity: 39%
Dew Point: 0 °C
Wind: 25 km/h
Pressure: 101.52 kPa
Visibility: 14 km
October Climate & Weather Averages in San Juan
High Temp: 29 °C
Low Temp: 11 °C
Mean Temp: 20 °C
Precipitation: 3.2 mm
Humidity: 37%
Dew Point: 3 °C
Wind: 29 km/h
Pressure: 101.14 kPa
Visibility: 14 km
November Climate & Weather Averages in San Juan
High Temp: 32 °C
Low Temp: 15 °C
Mean Temp: 24 °C
Precipitation: 10.3 mm
Humidity: 37%
Dew Point: 7 °C
Wind: 31 km/h
Pressure: 100.85 kPa
Visibility: 14 km
December Climate & Weather Averages in San Juan
High Temp: 35 °C
Low Temp: 18 °C
Mean Temp: 27 °C
Precipitation: 33.4 mm
Humidity: 37%
Dew Point: 10 °C
Wind: 31 km/h
Pressure: 100.65 kPa
Visibility: 14 km