The best time to visit Port Saint Lucie
Month-by-month climate averages for Port Saint Lucie, FL, so you can pick your dates on data rather than guesswork.
The most comfortable time to visit Port Saint Lucie is usually January, February and December, when daytime highs sit in the pleasant 60-78°F range and the heaviest September rain is behind you.
Port Saint Lucie is warmest in July (highs near 90°F) and coldest in January (lows around 59°F), with roughly 60 inches of precipitation across the year and September the wettest month. The sweet spot for most visitors is January, February and December.
These are long-run averages. For the actual days you are travelling, check the live Port Saint Lucie forecast — and note how much the models agree, because that tells you how much to trust it.
Port Saint Lucie weather by month
what to expect in Port Saint Lucie through the yearHere is Port Saint Lucie's typical weather in each month: the average daytime high and overnight low in °F, how each month feels, and the wettest month marked. Use it to plan any trip to Port Saint Lucie by season.