Best time to visit San Juan

Q: When is the best time to visit San Juan?

The best time to visit San Juan is June based on the following average weather conditions. Maximum daytime temperature = 22 - 30°C. Daily hours of sunshine = 10 hours or more.

Q: Which is the hottest month in San Juan?

The hottest time of year in San Juan is normally August. Expect maximum daytime temperatures to reach 29°C with moderate heat and humidity.

Q: Which month has the most rain in San Juan?

In terms of rainfall, October is usually the wettest month in San Juan with 74mm on average. There are normally 11 days in October with some rain.

Q: When is it sunniest in San Juan?

The sunniest time of year in San Juan is normally July with bright sunshine on average for 74% of daylight hours; that's 11 hours of sunshine per day.

Q: When is the sea warmest in San Juan?

The sea is usually at its warmest in San Juan in August when the water temperature reaches 26°C.

Find the best time to visit San Juan and plan your perfect trip in 2024/2025. Get holiday inspiration, weather guides, travel advice and find great deals.

San Juan by month

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

Recommended for Ibiza

Jet2holidays: Top discounted 2025/2026 holidays

Sale

Save on package holidays in 2025/2026 with Jet2holidays
Explore top discounted holidays & exclusive offers
Including hotel deals, free child places & singles discount

Go to Jet2holidays deal >>

View all Jet2holidays offers

Jet2holidays deal finder

Destination

When is the best time to visit San Juan?

The best time to visit San Juan is June 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.

1
Jan
1.5
Feb
1.5
Mar
3
Apr
4
May
5
Jun
4.5
Jul
4.5
Aug
4
Sep
4
Oct
2
Nov
1
Dec

Change criteria

Max Day Temperature (°C)

14
Jan
15
Feb
16
Mar
18
Apr
21
May
25
Jun
29
Jul
29
Aug
27
Sep
23
Oct
18
Nov
16
Dec

Hours of Sunshine (daily)

5
Jan
6
Feb
6
Mar
8
Apr
9
May
10
Jun
11
Jul
10
Aug
8
Sep
7
Oct
6
Nov
5
Dec

Which is the hottest month in San Juan?

The hottest time of year in San Juan is normally August. Expect maximum daytime temperatures to reach 29°C with moderate heat and humidity.

Which month has the most rain in San Juan?

In terms of rainfall, October is usually the wettest month in San Juan with 74mm on average. There are normally 11 days in October with some rain.

When is it sunniest in San Juan?

The sunniest time of year in San Juan is normally July with bright sunshine on average for 74% of daylight hours; that's 11 hours of sunshine per day.

When is the sea warmest in San Juan?

The sea is usually at its warmest in San Juan in August when the water temperature reaches 26°C.