When is the best time to go to San Juan?

When is the best time to go to San Juan? Here's some information to help you in your decision:

  • The weather is good all year round in San Juan
  • On average, the warmest months are April, May, June, July, August, September, October, November and December
  • The rainiest months are May, August, September, October and November
  • The sea temperature is suitable for swimming all year round

Annual weather in San Juan

For full information about the climate and weather in San Juan a specific month, click on the corresponding line below:

January 77°F/81°F
February 77°F/81°F
March 77°F/81°F
April 79°F/83°F
May 79°F/85°F
June 81°F/86°F
July 83°F/86°F
August 83°F/86°F
September 83°F/86°F
October 83°F/86°F
November 81°F/85°F
December 79°F/83°F

Weather and climate in San Juan

San Juan enjoys a tropical monsoon climate in accordance with the Köppen-Geiger classification. The yearly average maximum temperature in San Juan is 85°F (ranging from 81°F in january to 86°F in september). Annual rainfall is 32.9in, with a minimum of 1.6in in february and a maximum of 4.1in in november.
  • From january to april the climate is good. The temperature rises to 83°F and, in april, 2 days of rain are expected.
  • In the month of may the climate is correct. At lunchtime, it's 85°F in average and it rains about 19% of the time in may.
  • In june the climate is favorable. The temperature rises to 86°F and it rains in june about 1.9in.
  • Between july and december the climate is okay. In average, on the morning it is 79°F and, in december, 4 days of rain are expected.

San Juan :

Charts: temperature and rainfall in San Juan

In the charts below, you can see the following seasonal norms for the city of San Juan: the minimum and maximum outdoor temperature, the risk and amount of monthly rainfall, daily average sunshine, sea temperature, and relative humidity for each month of the year.

Outside temperature

Precipitation (rainfall)

Daily sunshine hours

Sea temperature


Peak visitor numbers and tourist seasons in San Juan

Find out when San Juan has its high tourist season (the period when the influx of tourists is highest) and off-peak tourist season using our data and figures.

Tourist seasons in San Juan

  • Very low season in San Juan
    The months with the lowest number of tourists are: September and October.
  • Low season in San Juan
    The months with low numbers of tourists are: February, April, May, June, August and November.
  • High season in San Juan
    The number of visitors to San Juan is high in: January, March and July.
  • Peak season in San Juan
    The largest number of tourists visiting San Juan is during: December.

Figure: Visitor index for San Juan month by month

Best time for low prices in San Juan

Average prices of hotels in San Juan month by month

Generally, September is the month with the lowest hotel prices in San Juan. So this is a great time to save on your holiday! In contrast, March is statistically the most expensive month of the year for hotels.

Find the best price for your hotel room

Average price for flights to San Juan

A return flight between London and San Juan is generally cheaper if you go in november ($ 707 on average): this is the best time for travellers on a tight budget. In contrast, you may end up paying $ 325 more for your airline ticket to San Juan if you go in august.

Find the best price for your flight Flight prices to San Juan

Average price of hiring a car in San Juan

On average, it costs $ 84 per day to hire a car in San Juan. This price varies by $ 139 depending on the month. In september, hiring a car costs an average of $ 49 per 24 hours, so this is the best time to save money! In contrast, the average price in december is $ 188.

Find the best price for your car rental

Other cities and places near San Juan

Chargement en cours
Legend: San Juan other locations

Change units