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Climate & Weather Averages in Port St. Lucie, Florida, USA

Currently: 32 °C. Partly sunny. (Weather station: Witham Field Airport, USA). See more current weather

Annual Weather Averages Near Port St. Lucie

Averages are for Witham Field Airport, which is 17 kilometers from Port St. Lucie.

Based on weather reports collected during 1992–2021.

All Year Climate & Weather Averages in Port St. Lucie

High Temp: 33 °C

Low Temp: 11 °C

Mean Temp: 23 °C

Precipitation: 112.9 mm

Humidity: 76%

Dew Point: 18 °C

Wind: 19 km/h

Pressure: 101.75 kPa

Visibility: 15 km

January Climate & Weather Averages in Port St. Lucie

High Temp: 23 °C

Low Temp: 11 °C

Mean Temp: 17 °C

Precipitation: 65.5 mm

Humidity: 76%

Dew Point: 13 °C

Wind: 19 km/h

Pressure: 102.01 kPa

Visibility: 14 km

February Climate & Weather Averages in Port St. Lucie

High Temp: 25 °C

Low Temp: 12 °C

Mean Temp: 18 °C

Precipitation: 62.8 mm

Humidity: 75%

Dew Point: 14 °C

Wind: 20 km/h

Pressure: 101.93 kPa

Visibility: 14 km

March Climate & Weather Averages in Port St. Lucie

High Temp: 26 °C

Low Temp: 14 °C

Mean Temp: 20 °C

Precipitation: 68.2 mm

Humidity: 72%

Dew Point: 15 °C

Wind: 22 km/h

Pressure: 101.84 kPa

Visibility: 15 km

April Climate & Weather Averages in Port St. Lucie

High Temp: 28 °C

Low Temp: 17 °C

Mean Temp: 22 °C

Precipitation: 80.8 mm

Humidity: 71%

Dew Point: 17 °C

Wind: 24 km/h

Pressure: 101.69 kPa

Visibility: 15 km

May Climate & Weather Averages in Port St. Lucie

High Temp: 30 °C

Low Temp: 20 °C

Mean Temp: 25 °C

Precipitation: 97.9 mm

Humidity: 73%

Dew Point: 19 °C

Wind: 22 km/h

Pressure: 101.64 kPa

Visibility: 15 km

June Climate & Weather Averages in Port St. Lucie

High Temp: 32 °C

Low Temp: 22 °C

Mean Temp: 27 °C

Precipitation: 166.8 mm

Humidity: 78%

Dew Point: 22 °C

Wind: 17 km/h

Pressure: 101.65 kPa

Visibility: 14 km

July Climate & Weather Averages in Port St. Lucie

High Temp: 33 °C

Low Temp: 23 °C

Mean Temp: 28 °C

Precipitation: 148.9 mm

Humidity: 78%

Dew Point: 23 °C

Wind: 16 km/h

Pressure: 101.76 kPa

Visibility: 15 km

August Climate & Weather Averages in Port St. Lucie

High Temp: 32 °C

Low Temp: 23 °C

Mean Temp: 28 °C

Precipitation: 185.2 mm

Humidity: 79%

Dew Point: 23 °C

Wind: 15 km/h

Pressure: 101.63 kPa

Visibility: 15 km

September Climate & Weather Averages in Port St. Lucie

High Temp: 31 °C

Low Temp: 22 °C

Mean Temp: 27 °C

Precipitation: 186.6 mm

Humidity: 79%

Dew Point: 23 °C

Wind: 16 km/h

Pressure: 101.49 kPa

Visibility: 15 km

October Climate & Weather Averages in Port St. Lucie

High Temp: 29 °C

Low Temp: 20 °C

Mean Temp: 25 °C

Precipitation: 150.4 mm

Humidity: 76%

Dew Point: 20 °C

Wind: 19 km/h

Pressure: 101.56 kPa

Visibility: 15 km

November Climate & Weather Averages in Port St. Lucie

High Temp: 27 °C

Low Temp: 16 °C

Mean Temp: 21 °C

Precipitation: 81.3 mm

Humidity: 76%

Dew Point: 17 °C

Wind: 19 km/h

Pressure: 101.81 kPa

Visibility: 15 km

December Climate & Weather Averages in Port St. Lucie

High Temp: 25 °C

Low Temp: 13 °C

Mean Temp: 19 °C

Precipitation: 61.0 mm

Humidity: 78%

Dew Point: 15 °C

Wind: 17 km/h

Pressure: 101.95 kPa

Visibility: 14 km

Quick Climate Info

Hottest Month August (28 °C avg)
Coldest Month January (17 °C avg)
Wettest Month September (186.6 mm avg)
Windiest Month April (24 km/h avg)
Annual precip. 1355.3 mm (per year)

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