San Juan

Find best time to go to San Juan for holidays in 2023/2024. Find all your holiday research and inspiration.

San Juan by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Puerto Rico live weather

Check out the Puerto Rico live weather and compare with the average conditions for this time of the year.

Usually in September
- 30
- 23
- 8
Weather by month
Now Today
- 32
- 7
5-day forecast

Recommended for Puerto Rico

The weather guide for Puerto Rico (San Juan) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

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When is the best time to go to San Juan?

The best time to go to San Juan is March based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

4
Jan
4
Feb
4.5
Mar
4
Apr
4
May
4
Jun
4
Jul
4
Aug
4
Sep
3.5
Oct
4
Nov
4
Dec

Change criteria

Max Day Temperature (°C)

27
Jan
27
Feb
28
Mar
29
Apr
29
May
30
Jun
30
Jul
30
Aug
30
Sep
30
Oct
29
Nov
28
Dec

Hours of Sunshine (daily)

8
Jan
8
Feb
9
Mar
9
Apr
8
May
9
Jun
9
Jul
9
Aug
8
Sep
7
Oct
7
Nov
7
Dec

Best time to go for the weather

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

Metric (°C / mm) | Imperial (°F / inches)

More about Puerto Rico

Perfect Puerto Rico holiday: Round the island in six easy steps

Which is the hottest month in San Juan?

The hottest time of year in San Juan is normally September. Expect maximum daytime temperatures to reach 30°C with high heat and humidity.

Which month has the most rain in San Juan?

In terms of rainfall, August is usually the wettest month in San Juan with 195mm on average. There are normally 20 days in August with some rain.

When is it sunniest in San Juan?

The sunniest time of year in San Juan is normally March with bright sunshine on average for 75% of daylight hours; that's 9 hours of sunshine per day.

When is the sea warmest in San Juan?

The sea is usually at its warmest in San Juan in September when the water temperature reaches 29°C.

Compare San Juan weather with the USA

Below the San Juan weather chart shows average maximum daytime temperature for San Juan, Puerto Rico and the USA (Washington).

Maximum daytime temperature (°C)

San Juan, Puerto Rico

USA (Washington)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec