My mapAll 546 citiesCities by stateCompare two citiesSee all: CitiesAll placesNational parksState parksZoos and aquariumsSee all: PlacesBest places to liveBest places to retireFor young professionalsSee all: RankingsCost of living calculatorTwin city finderWhere your salary goes furthestSee all: Tools and gamesSign in

How much has Port St. Lucie warmed?

Each stripe below is one year of average temperature in St. Lucie County, from 1895 on the left to 2025 on the right. Blue years were cooler than the 20th-century average of 72.4°F, and red years were warmer.

1895: -1.4°F1896: -0.9°F1897: -0.2°F1898: -0.4°F1899: -0.1°F1900: -0.7°F1901: -2.3°F1902: -0.7°F1903: -1.4°F1904: -1.3°F1905: +0.0°F1906: -0.9°F1907: -0.2°F1908: -0.1°F1909: -0.2°F1910: -3.4°F1911: +0.6°F1912: +0.8°F1913: -0.1°F1914: -0.6°F1915: -1.3°F1916: -0.4°F1917: -1.3°F1918: -0.6°F1919: +0.2°F1920: -1.3°F1921: -0.3°F1922: +0.7°F1923: -0.2°F1924: -0.6°F1925: -0.2°F1926: -0.4°F1927: +0.4°F1928: -0.9°F1929: +0.9°F1930: -0.7°F1931: -0.6°F1932: +0.6°F1933: +0.4°F1934: -0.4°F1935: -0.8°F1936: -0.4°F1937: -0.8°F1938: -0.6°F1939: -0.1°F1940: -2.0°F1941: -0.2°F1942: -0.8°F1943: -1.0°F1944: -0.2°F1945: +0.1°F1946: +1.3°F1947: +0.3°F1948: +1.8°F1949: +1.3°F1950: 0.0°F1951: +0.4°F1952: +0.4°F1953: +0.9°F1954: -0.4°F1955: -0.1°F1956: -0.4°F1957: +0.8°F1958: -0.8°F1959: +0.7°F1960: -0.5°F1961: +0.1°F1962: -0.3°F1963: -0.6°F1964: +0.4°F1965: +0.1°F1966: -1.1°F1967: +0.5°F1968: -1.4°F1969: -1.0°F1970: -0.7°F1971: +0.4°F1972: +1.0°F1973: +0.2°F1974: +0.6°F1975: +1.4°F1976: -0.6°F1977: -0.6°F1978: -0.2°F1979: +0.4°F1980: +0.2°F1981: -0.6°F1982: +1.6°F1983: -0.1°F1984: +0.0°F1985: +0.8°F1986: +1.3°F1987: +0.5°F1988: +0.4°F1989: +1.1°F1990: +2.3°F1991: +2.0°F1992: +0.5°F1993: +0.6°F1994: +2.2°F1995: +1.0°F1996: +0.1°F1997: +1.3°F1998: +1.8°F1999: +0.7°F2000: +0.5°F2001: +0.9°F2002: +1.2°F2003: +1.0°F2004: +0.7°F2005: +0.6°F2006: +1.0°F2007: +1.7°F2008: +0.6°F2009: +0.9°F2010: -1.4°F2011: +1.9°F2012: +1.5°F2013: +1.5°F2014: +0.8°F2015: +3.1°F2016: +2.5°F2017: +3.3°F2018: +2.5°F2019: +3.3°F2020: +3.2°F2021: +2.5°F2022: +2.6°F2023: +3.4°F2024: +2.8°F2025: +2.8°F
1895Port St. Lucie, yearly average temperature2025

Free to share with a link to this page.

Last 10 years
+2.9°F2016-2025 vs the 1901-2000 average
Warmest year
2023then 2020, 2019, 2017
Coldest year
1910in the 1895-2025 record
20th-century average
72.4°Fall months, St. Lucie County

Decade by decade

-0.6°1890s
-0.8°1900s
-0.6°1910s
-0.2°1920s
-0.4°1930s
+0.1°1940s
+0.2°1950s
-0.4°1960s
+0.2°1970s
+0.5°1980s
+1.3°1990s
+0.9°2000s
+1.9°2010s
+2.9°2020-25

Average difference from the 1901-2000 average, by decade. The 2020s cover 2020 to 2025.

Nearby cities

See which cities have warmed the most in our warming ranking, or today's normal weather month by month in Port St. Lucie.

Frequently asked questions

How much warmer is Port St. Lucie than it used to be?

In St. Lucie County, the ten years from 2016 to 2025 averaged 2.9°F warmer than the 20th-century average of 72.4°F, according to NOAA's county temperature records.

What was the warmest year on record in Port St. Lucie?

The warmest years in NOAA's county record are 2023, 2020, 2019, 2017 and 2015. The coldest was 1910.

What are climate stripes?

Each stripe is one year. Its color shows how that year's average temperature compares with the long-term average: blue for cooler, red for warmer, darker for bigger differences. The design comes from climate scientist Ed Hawkins.

Source: NOAA National Centers for Environmental Information, nClimDiv county average temperature (version 1.0.0, October 2026 release). Values are county averages built from adjusted weather station records on a 5 km grid, so they describe St. Lucie County as a whole rather than downtown Port St. Lucie, and they correct for changes in stations and instruments over time. Incomplete years are left out. Stripes design by Ed Hawkins (#ShowYourStripes).