Historical Weather in Port St. Lucie, FL
See 55+ years of weather history for any date in Port St. Lucie going back to 1970.
Part of Florida weather history
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Today in Port St. Lucie Weather HistorySee records, averages, and 55+ years of data for today's date
→Monthly Climate Averages
Historical temperature and precipitation averages for Port St. Lucie, FL, based on 55+ years of weather data.
Warmest MonthAugustAvg High: 90°F / Low: 75°F
Coldest MonthJanuaryAvg High: 74°F / Low: 54°F
Jan
74°/ 54°
💧 8.2"
Feb
76°/ 56°
💧 8.7"
Mar
78°/ 60°
💧 10.9"
❄️ 0.1"
Apr
82°/ 65°
💧 10.2"
May
85°/ 69°
💧 12.6"
Jun
89°/ 73°
💧 11.8"
Jul
90°/ 74°
💧 10.0"
Aug
90°/ 75°
💧 11.4"
Sep
89°/ 74°
💧 12.2"
Oct
85°/ 70°
💧 11.5"
Nov
80°/ 63°
💧 9.1"
Dec
76°/ 58°
💧 7.7"
Temperatures in Fahrenheit. Precipitation and snowfall in inches.
Port St. Lucie Temperature Records
- Record High: The hottest temperature ever recorded in Port St. Lucie, FL is 102°F, set on September 6, 1992.
- Record Low: The coldest temperature ever recorded in Port St. Lucie, FL is 19°F, set on January 22, 1985.
- Data Coverage: Based on 16 years of data from NOAA weather station: NETTLES IS.
All-Time Record High
102°F
September 6, 1992
All-Time Record Low
19°F
January 22, 1985
Monthly Temperature Records in Port St. Lucie
| Month | Record High | Record Low |
|---|---|---|
| January | 89°F(1987) | 19°F(1985) |
| February | 91°F(2003) | 25°F(1989) |
| March | 93°F(1977) | 26°F(1980) |
| April | 99°F(2009) | 33°F(1987) |
| May | 98°F(1995) | 45°F(1992) |
| June | 100°F(1998) | 55°F(1980) |
| July | 101°F(1989) | 59°F(1971) |
| August | 100°F(2023) | 59°F(2008) |
| September | 102°F(1992) | 58°F(2008) |
| October | 98°F(1998) | 42°F(1989) |
| November | 100°F(1998) | 30°F(2008) |
| December | 99°F(2002) | 19°F(1989) |
Port St. Lucie Snow RecordsSee the top 10 snowiest days ever recorded
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