Port St. Lucie, FL Weather & Climate Normals
Port St. Lucie's real weather, in one number
Port St. Lucie, FL scores 62/100 on this site's reading of NOAA's own 30-year normals: mild with real seasons. A solid stretch of comfortable months alongside a noticeable but not extreme summer or winter. 6 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Port St. Lucie's hottest and coldest months
Port St. Lucie's hottest month is Aug, averaging 83°F; its coldest is Jan, averaging 65°F, a 17.9°F swing across the year, one of the smaller gaps in this dataset.
Port St. Lucie's weather across the year
| Month | Avg high | Avg low | Precip |
|---|---|---|---|
| Jan | 73°F | 57°F | 3.12in |
| Feb | 74°F | 60°F | 2.57in |
| Mar | 77°F | 63°F | 3.68in |
| Apr | 80°F | 68°F | 2.76in |
| May | 84°F | 72°F | 4.77in |
| Jun | 87°F | 76°F | 6.96in |
| Jul | 89°F | 77°F | 5.92in |
| Aug | 89°F | 77°F | 7.91in |
| Sep | 88°F | 76°F | 9.22in |
| Oct | 85°F | 73°F | 5.82in |
| Nov | 79°F | 66°F | 3.39in |
| Dec | 75°F | 61°F | 2.8in |
Jan, Feb, Mar, Apr, Nov, and Dec are the best time to see Port St. Lucie at its mildest; the rest of the year, plan around Aug's heat.
Rain and snow in Port St. Lucie
Over a typical year, Port St. Lucie sees about 58.92in of precipitation a year across roughly 0 days with measurable rain or snow. That station has no snowfall reading, so none is shown rather than assumed.
Where Port St. Lucie ranks
Port St. Lucie ranks 383 of 4876 US cities in this dataset for comfort score, and 77 of 229 within FL. About 258,575 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from Nettles Is, FL US, 10.3 miles from Port St. Lucie, not a prediction for any specific day.
More on how this is worked out
Why some cities show no snow or rain figure · How the comfort score is calculated