10-Day Weather Forecast for San Juan

Six-hourly outlook through Friday 31 July. Updated every three hours via MET Norway.

Day
Night
02:00
Morning
08:00
Afternoon
14:00
Evening
20:00
Tuesday
21 Jul
Rain showers
28°C (82°F)
4.8 mm (0.2 in)
Hourly ›
Wednesday
22 Jul
Partly cloudy
24°C (75°F)
0.1 mm (0 in)
Heavy rain showers
26°C (79°F)
9.7 mm (0.4 in)
Rain showers
25°C (77°F)
3 mm (0.1 in)
Partly cloudy
25°C (77°F)
0 mm (0 in)
Hourly ›
Thursday
23 Jul
Mostly clear
24°C (75°F)
0 mm (0 in)
Rain showers
27°C (81°F)
1.3 mm (0.1 in)
Mostly sunny
31°C (88°F)
0 mm (0 in)
Clear skies
27°C (81°F)
0 mm (0 in)
Hourly ›
Friday
24 Jul
Clear skies
25°C (77°F)
0 mm (0 in)
Mostly sunny
27°C (81°F)
0 mm (0 in)
Partly cloudy
31°C (88°F)
0 mm (0 in)
Clear skies
28°C (82°F)
0.1 mm (0 in)
Hourly ›
Saturday
25 Jul
Clear skies
27°C (81°F)
0 mm (0 in)
Light rain showers
29°C (84°F)
0.6 mm (0.02 in)
Mostly sunny
31°C (88°F)
0.1 mm (0 in)
Clear skies
28°C (82°F)
0.3 mm (0.01 in)
Hourly ›
Sunday
26 Jul
Partly cloudy
27°C (81°F)
0.4 mm (0.02 in)
Mostly sunny
28°C (82°F)
0.4 mm (0.02 in)
Light rain showers
32°C (90°F)
0.9 mm (0.04 in)
Clear skies
28°C (82°F)
0.1 mm (0 in)
Hourly ›
Monday
27 Jul
Mostly clear
25°C (77°F)
0 mm (0 in)
Light rain showers
27°C (81°F)
0.8 mm (0.03 in)
Rain showers
32°C (90°F)
1 mm (0.04 in)
Clear skies
28°C (82°F)
0.1 mm (0 in)
Hourly ›
Tuesday
28 Jul
Clear skies
25°C (77°F)
0 mm (0 in)
Mostly sunny
27°C (81°F)
0.4 mm (0.02 in)
Mostly sunny
33°C (91°F)
0.3 mm (0.01 in)
Clear skies
28°C (82°F)
0 mm (0 in)
Hourly ›
Wednesday
29 Jul
Heavy rain showers
26°C (79°F)
13 mm (0.5 in)
Cloudy
25°C (77°F)
0 mm (0 in)
Cloudy
30°C (86°F)
0 mm (0 in)
Cloudy
28°C (82°F)
0 mm (0 in)
Hourly ›
Thursday
30 Jul
Cloudy
27°C (81°F)
0 mm (0 in)
Partly cloudy
28°C (82°F)
0 mm (0 in)
Mostly sunny
32°C (90°F)
0 mm (0 in)
Cloudy
28°C (82°F)
0 mm (0 in)
Hourly ›
Data from MET Norway · Updated every three hours.

What's the weather in San Juan this week?

Today's weather - Tuesday 21 Jul

Tonight, the weather in San Juan will be rain showers during the night, with temperatures around 28°C (82°F), dropping to 26°C (79°F) by morning.

Tomorrow's weather - Wednesday 22 Jul

The forecast for San Juan on Wednesday is rain showers during the morning and afternoon. The maximum predicted temperature is a warm 26°C (79°F), while the minimum temperature is a warm 24°C (75°F).

10-Day Weather Forecast

In the coming 10 days, the weather in San Juan will get warmer, maximum temperatures reach 33°C (91°F) on Tuesday. Daytime highs during this period will average around 30°C (86°F), with nighttime lows around 26°C (79°F). These values are typical for July. The following 10 days will bring a mix of sun and clouds. Expect normal rainfall patterns, characterized by some rainy days. Precipitation is likely on approximately 5 days (Tue, Wed, Thu, Sun, Mon).

Weather Forecast FAQ for San Juan

When will be the warmest day next week?

The warmest day is expected to be Tuesday with a high of 33°C (91°F).

When will be the coldest day?

The coldest day is forecasted for Wednesday with a low of 24°C (75°F).

Will it rain next week in San Juan?

Yes, rain is expected on 5 days , specifically on Tue, Wed, Thu, Sun, Mon.

How much rainfall is expected next week?

A total of 24 mm (0.9 in) of rain is forecasted for the 10-day period.

What will be the temperature range next week?

Temperatures will range from 24°C (75°F) to 33°C (91°F).

More about San Juan

Explore the full San Juan climate overview with monthly averages, or check rainfall data and temperature by month.

San Juan weather by month

Browse monthly averages for San Juan: climate by month with temperature, rainfall and sunshine.