Weather forecast for 10 daysSan Juan, PR
Weather forecast for the weekend
Saturday Oct 24, 2026
- 91°F
- 81°F
Partly Cloudy
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 15mphESE 121°
- Humidity: 67%
- UV index: 8
- Sunrise: 6:21 am AST
- Sunset: 5:56 pm AST
- details ▼
On Saturday, in San Juan, clouds and sunshine will alternate throughout the day.
Anticipated temperature values will span from a blazing 91.4°F down to a moderately hot 80.6°F.
The maximum heat index, which combines relative humidity and air temperature, is estimated at a blistering 107.6°F. Note that heat index values are valued for light wind and location in the shade. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
Tomorrow's peak is predicted to be moderately higher than the regular high for October at 84.6°F.
Sunrise will be at 6:21 am and sunset at 5:56 pm; tomorrow's daylight will last for 11h and 35min.
Anticipated temperature values will span from a blazing 91.4°F down to a moderately hot 80.6°F.
The maximum heat index, which combines relative humidity and air temperature, is estimated at a blistering 107.6°F. Note that heat index values are valued for light wind and location in the shade. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
Tomorrow's peak is predicted to be moderately higher than the regular high for October at 84.6°F.
Sunrise will be at 6:21 am and sunset at 5:56 pm; tomorrow's daylight will last for 11h and 35min.
Sunday Oct 25, 2026
- 91°F
- 81°F
Partly Cloudy
- Precip. probability: 9%
- Precipitation: 0"
- Wind: 15mphESE 121°
- Humidity: 67%
- UV index: 10
- Sunrise: 6:21 am AST
- Sunset: 5:55 pm AST
- details ▼
On Sunday, October 25, expect partly sunny skies with periods of cloudiness.
The maximum temperature will be a tropical 91.4°F, while the minimum anticipated temperature is a moderately hot 80.6°F.
The day’s top temperature is expected to be slightly warmer than the typical October high of 84.6°F.
Sunrise will be at 6:21 am and sunset at 5:55 pm; the daylight will last for 11h and 34min.
The maximum temperature will be a tropical 91.4°F, while the minimum anticipated temperature is a moderately hot 80.6°F.
The day’s top temperature is expected to be slightly warmer than the typical October high of 84.6°F.
Sunrise will be at 6:21 am and sunset at 5:55 pm; the daylight will last for 11h and 34min.
10-day overview
Daily temperatures
Warmest period: tomorrow - Monday 91°C.
Coldest period: Thursday - Sunday 88°C.
Coldest period: Thursday - Sunday 88°C.
Chance of precipitation
Highest chance: Saturday 31.10. 45%.
Long-term weather forecast
- Friday
- Oct 23, 2026
- 90°F
- 81°F
Mostly Cloudy
- Precip. probability: 14%
- Precipitation: 0"
- Wind: 14mphESE 110°
- Humidity: 67%
- UV index: 9
- Sunrise: 6:20 am AST
- Sunset: 5:56 pm AST
- details ▼
- Saturday
- Oct 24, 2026
- 91°F
- 81°F
Partly Cloudy
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 15mphESE 121°
- Humidity: 67%
- UV index: 8
- Sunrise: 6:21 am AST
- Sunset: 5:56 pm AST
- details ▼
- Sunday
- Oct 25, 2026
- 91°F
- 81°F
Partly Cloudy
- Precip. probability: 9%
- Precipitation: 0"
- Wind: 15mphESE 121°
- Humidity: 67%
- UV index: 10
- Sunrise: 6:21 am AST
- Sunset: 5:55 pm AST
- details ▼
- Monday
- Oct 26, 2026
- 91°F
- 79°F
Partly Cloudy
- Precip. probability: 19%
- Precipitation: 0"
- Wind: 14mphESE 119°
- Humidity: 67%
- UV index: 8
- Sunrise: 6:21 am AST
- Sunset: 5:54 pm AST
- details ▼
- Tuesday
- Oct 27, 2026
- 90°F
- 79°F
PM Showers
- Precip. probability: 35%
- Precipitation: 0.04"
- Wind: 13mphESE 116°
- Humidity: 69%
- UV index: 9
- Sunrise: 6:22 am AST
- Sunset: 5:54 pm AST
- details ▼
- Wednesday
- Oct 28, 2026
- 90°F
- 79°F
PM Showers
- Precip. probability: 35%
- Precipitation: 0.04"
- Wind: 12mphE 99°
- Humidity: 71%
- UV index: 9
- Sunrise: 6:22 am AST
- Sunset: 5:53 pm AST
- details ▼
- Thursday
- Oct 29, 2026
- 88°F
- 79°F
Partly Cloudy
- Precip. probability: 22%
- Precipitation: 0"
- Wind: 13mphE 94°
- Humidity: 70%
- UV index: 10
- Sunrise: 6:22 am AST
- Sunset: 5:53 pm AST
- details ▼
- Friday
- Oct 30, 2026
- 88°F
- 77°F
PM Showers
- Precip. probability: 32%
- Precipitation: 0.08"
- Wind: 12mphE 93°
- Humidity: 71%
- UV index: 9
- Sunrise: 6:23 am AST
- Sunset: 5:52 pm AST
- details ▼
- Saturday
- Oct 31, 2026
- 88°F
- 79°F
Showers
- Precip. probability: 45%
- Precipitation: 0.16"
- Wind: 12mphE 86°
- Humidity: 74%
- UV index: 9
- Sunrise: 6:23 am AST
- Sunset: 5:52 pm AST
- details ▼
- Sunday
- Nov 1, 2026
- 88°F
- 79°F
Showers
- Precip. probability: 38%
- Precipitation: 0.16"
- Wind: 14mphENE 78°
- Humidity: 73%
- UV index: 9
- Sunrise: 6:24 am AST
- Sunset: 5:51 pm AST
- details ▼
A combination of gloomy and showery weather is expected.
Rainfall is expected on Tuesday, Wednesday, next Friday through next Sunday. With light precipitation of 0.16", next Saturday and Sunday will be the wettest days.
Highs will stay within a very narrow margin over the next several days. Highs will range from 87.8°F to 91.4°F, while the lowest nightly temperature differences will be also negligible, as the lowest temperatures will remain in the range of 77°F to 80.6°F.
Saturday through Monday, with the highest temperature of 91.4°F, will be the hottest days; with a maximum temperature of 87.8°F, Thursday through next Sunday will be the coldest days.
Taking the humidity into consideration, the maximum feel-like temperature may increase substantially and range between a sweltering 100.4°F and an extremely hot 107.6°F.
Rainfall is expected on Tuesday, Wednesday, next Friday through next Sunday. With light precipitation of 0.16", next Saturday and Sunday will be the wettest days.
Highs will stay within a very narrow margin over the next several days. Highs will range from 87.8°F to 91.4°F, while the lowest nightly temperature differences will be also negligible, as the lowest temperatures will remain in the range of 77°F to 80.6°F.
Saturday through Monday, with the highest temperature of 91.4°F, will be the hottest days; with a maximum temperature of 87.8°F, Thursday through next Sunday will be the coldest days.
Taking the humidity into consideration, the maximum feel-like temperature may increase substantially and range between a sweltering 100.4°F and an extremely hot 107.6°F.
Updated: Oct 23, 2026 @ 11:45:01 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
In San Juan, a combination of cloudy and rain-soaked weather is predicted for the next ten days.
Rainfall is anticipated on Tuesday, Wednesday, next Friday through next Sunday in San Juan. With light precipitation of 0.16", next Saturday and Sunday will be the wettest days.
The maximum temperature will range between 87.8°F and 91.4°F, while the minimum temperature will be between 77°F and 80.6°F.
Taking the humidity into consideration, the maximum feel-like temperature will vary between 100.4°F and 107.6°F.
Taking the humidity into consideration, the maximum feel-like temperature will vary between 100.4°F and 107.6°F.
The hottest days will be Saturday through Monday, with a maximum of 91.4°F. The coldest days will be Thursday through next Sunday, with a maximum of 87.8°F.
Tomorrow, high-altitude clouds may scatter across the sky, but the sun will still shine.
Tomorrow, the maximum temperature will be 91.4°F, while the minimum temperature will be 80.6°F. The maximum heat index, which indicates how humid air affects the felt temperature, is evaluated at 107.6°F.
The highest temperature tomorrow will be slightly warmer than the average maximum temperature in October. The lowest temperature will be in line with the average low of 79.2°F.
The highest temperature tomorrow will be slightly warmer than the average maximum temperature in October. The lowest temperature will be in line with the average low of 79.2°F.
On Saturday, in San Juan, sunrise will be at 6:21 am and sunset at 5:56 pm (AST).
In San Juan, tomorrow, there will be 11h and 35min of daylight.
On Sunday, occasional cloudiness will be present, but there will still be plenty of sun.
On Sunday, the maximum temperature will be 91.4°F, while the minimum temperature will be 80.6°F.
