NWS, American, European side by side around Port Saint Lucie and nearby towns.Live rain radar →
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Next 14 hours
consensus of the three models
7-day forecast
where the models agree, and where they split
Port Saint Lucie, FL is at its warmest in Jul (average highs near 90°F) and coldest in Jan (lows around 59°F), with roughly 60 in of precipitation across the year. Below, compare what NWS, American, European forecast for Port Saint Lucie right now, and see exactly where they disagree.
Port Saint Lucie climate by month
average daytime high and overnight low across a typical year
Jan
74°
59°
Feb
78°
60°
Mar
82°
65°
Apr
83°
66°
May
88°
71°
Jun
88°
74°
Jul
90°
75°
Aug
90°
76°
Sep
88°
74°
Oct
83°
72°
Nov
80°
66°
Dec
74°
61°
Common questions
What's the weather in Port Saint Lucie today?
On this page we show what NWS, American, European each forecast for Port Saint Lucie today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Port Saint Lucie today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Port Saint Lucie and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Port Saint Lucie?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Port Saint Lucie forecast is reliable, and when they split you should expect surprises. See our tested US accuracy scoreboard for how the models compare.
What is the warmest month in Port Saint Lucie?
Jul is typically the warmest month in Port Saint Lucie, with average highs around 90°F.
How cold does Port Saint Lucie get?
The coldest month in Port Saint Lucie is Jan, when overnight lows average about 59°F.
How much rain does Port Saint Lucie get?
Port Saint Lucie sees roughly 60 in of precipitation a year, with Sep usually the wettest month.
The forecasts Americans check
The two biggest apps keep their model a secret, so we can't show their numbers, only link you to them. The National Weather Service is public, so its data sits right in the comparison above.