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 - Monday 7 Sep
For Monday the predicted weather in San Juan is clear skies. The maximum temperature is a mild 16°C (61°F), while the minimum temperature is a cold 4°C (39°F).
Tomorrow's weather - Tuesday 8 Sep
On Tuesday, San Juan will be partly cloudy. The maximum predicted temperature is a pleasant 22°C (72°F), while the minimum temperature is a cold 8°C (46°F).
10-Day Weather Forecast
During the next 10 days, temperatures will reach 23°C (73°F) on Wednesday before declining again, with average highs of 17°C (63°F) and lows of 6°C (43°F). These values are much cooler than usual for September. The following 10 days will bring plenty of sunshine. Precipitation will be about normal, with mostly dry conditions. There will be rain on around 2 days (Fri, Sat). Wind conditions will be generally calm.
Weather Forecast FAQ for San Juan
When will be the warmest day next week?
The warmest day is expected to be Wednesday with a high of 23°C (73°F).
When will be the coldest day?
The coldest day is forecasted for Sunday with a low of 1°C (34°F).
Will it rain next week in San Juan?
Yes, rain is expected on 2 days , specifically on Fri, Sat.
How much rainfall is expected next week?
A total of 7 mm (0.3 in) of rain is forecasted for the 10-day period.
What will be the temperature range next week?
Temperatures will range from 1°C (34°F) to 23°C (73°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.
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