10-Day Weather Forecast for San Juan
Six-hourly outlook through Wednesday 16 September. Updated every three hours via MET Norway.
What's the weather in San Juan this week?
Today's weather - Sunday 6 Sep
This evening, the weather in San Juan will be partly cloudy with some rain, with temperatures around 27°C (81°F), dropping to 25°C (77°F) overnight.
Tomorrow's weather - Monday 7 Sep
Tomorrow's weather in San Juan will be mostly sunny with some rain during the morning. High temperatures will reach a warm 30°C (86°F), with lows dropping to around 25°C (77°F).
10-Day Weather Forecast
In the coming 10 days, the weather in San Juan will reach 32°C (90°F) on Tuesday before declining again. Daytime highs during this period will average around 29°C (84°F), with nighttime lows around 25°C (77°F). These values are typical for September. Precipitation levels will be typical for the season, featuring some rainy days. Precipitation is likely on approximately 7 days (Mon, Tue, Wed, Thu, Fri, Sat, Sun).
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 32°C (90°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 7 days , specifically on Mon, Tue, Wed, Thu, Fri, Sat, Sun.
How much rainfall is expected next week?
A total of 35 mm (1.4 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 32°C (90°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.