Weather Guide

Puerto Rico Average Monthly Weather

Weather score68Good annual avg

Best months: March, April, February

Across the year, average daytime temperatures are around 28°C, sunshine averages 8h per day, and rainfall totals about 1793mm. Sea temperatures average 16°C across the year.

San Juan, Puerto Rico, Puerto Rico travel weather guide
Photo by Nils Huenerfuerst on Unsplash

Annual weather

Annual averages

Temp

28°C

Rain

1793mm

Annual total

Sun

8h

Sea

16°C

Weather score

68

Good avg

Seasonal climate calendar

TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score

Trip feel

Warm

Average highs sit around 29°C, giving warm days by monthly-average standards.

Showers

Rainfall averages 169mm, so some wet days are possible.

Bright

Sunshine averages 8.8h per day, so bright days are a strong part of the month.

Cool sea

Sea temperatures average 16°C, so the water can feel cool.

Map

Weather map

Compare Puerto Rico with nearby places by weather score, rain, sun, temperature, and swim conditions.

Temperature

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July29°C average high

July is one of Puerto Rico's warmest months, with daytime heat above the yearly average.

Warmest monthsMay to October

This stretch sets the upper range for average daytime heat.

July169mm average rain

July is wetter than Puerto Rico's yearly average, so flexible plans matter more.

Driest monthsJanuary to April

This is the drier part of the year, when outdoor plans usually need less weather flexibility.

July8.8 hours average sun

July is one of Puerto Rico's sunniest months, with some of the strongest bright-day conditions in the yearly averages.

Brightest monthsMarch to April and June to August

This stretch has the strongest sunshine in the monthly averages.

Sea temperature

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July16°C average sea

July sits in the warmer sea-temperature season, usually making swimming easier to enjoy.

Warmest seaMay to December

Sea temperatures are usually near 16°C in this stretch, so swimming comfort is at its strongest.

Weather score

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July66 weather score

July scores below Puerto Rico's yearly average, so the weather trade-offs are more noticeable.

Best weather monthsFebruary to April

These months have the strongest weather score in the monthly averages.

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