Weather forecast for todayPuerto Rico, USA

Weather forecast for today

Current condition 10:51 am AST

  • 86°F
  • Feels like:
    97°F
Partly Cloudy
Partly Cloudy
  • Precipitation: 0"
  • Wind: 11mphE 90°
  • Humidity: 75%
  • Dewpoint: 77°F
  • Pressure: 29.99"Hg
  • Visibility: 10mi
  • UV index: 8
  • ▼
At the moment, in San Juan, patches of clouds are scattered, creating a mix of shade and sun.
The temperature is a tropical 86°F, the real-feel temperature, which calculates the temperature value influenced by the moisture in the air, registers as computed to be a torrid 96.8°F. The current temperature is nearly at the maximum of today's anticipated 87.8°F.

Saturday Oct 17, 2026

  • 88°F
  • 77°F
PM Showers
PM Showers
  • Precip. probability: 51%
  • Precipitation: 0.24"
  • Wind: 14mphENE 72°
  • Humidity: 72%
  • UV index: 9
  • Sunrise: 6:18 am AST
  • Sunset: 6:00 pm AST
  • ▼
On Saturday, in San Juan, expect afternoon showers to move through periodically.
The likelihood of rainfall for today is high. However, precipitation will be light. The temperature will vary between a maximum of a humid 87.8°F and a minimum of a warm 77°F.
The maximum heat index, which modifies the air temperature to account for humidity, is appraised at a fiery hot 100.4°F. Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Today's forecasted high will be in line with October's typical peak of 84.6°F.
Sunrise was at 6:18 am and sunset will be at 6:00 pm; the daylight will last for 11h and 42min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 99°C.
Coldest hour: 1 am 88°C.

Chance of precipitation

Highest chance: 3 pm 44%.

Hourly weather forecast

  • 11 am
  • 86°F
  • Feels like:
    97°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 12mphENE 65°
  • Humidity: 73%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 9
  • ▼
  • 12 pm
  • 86°F
  • Feels like:
    97°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 14mphENE 65°
  • Humidity: 72%
  • Pressure: 29.91"Hg
  • Visibility: 9mi
  • UV index: 9
  • ▼
  • 1 pm
  • 86°F
  • Feels like:
    97°F
Showers
Showers
  • Precip. probability: 40%
  • Precipitation: 0.04"
  • Wind: 14mphENE 64°
  • Humidity: 73%
  • Pressure: 29.91"Hg
  • Visibility: 9mi
  • UV index: 7
  • ▼
  • 2 pm
  • 88°F
  • Feels like:
    99°F
Showers
Showers
  • Precip. probability: 43%
  • Precipitation: 0.04"
  • Wind: 14mphENE 70°
  • Humidity: 70%
  • Pressure: 29.88"Hg
  • Visibility: 7mi
  • UV index: 7
  • ▼
  • 3 pm
  • 88°F
  • Feels like:
    99°F
Showers
Showers
  • Precip. probability: 44%
  • Precipitation: 0.04"
  • Wind: 12mphENE 69°
  • Humidity: 71%
  • Pressure: 29.85"Hg
  • Visibility: 7mi
  • UV index: 4
  • ▼
  • 4 pm
  • 86°F
  • Feels like:
    97°F
Showers
Showers
  • Precip. probability: 39%
  • Precipitation: 0"
  • Wind: 12mphENE 74°
  • Humidity: 72%
  • Pressure: 29.85"Hg
  • Visibility: 7mi
  • UV index: 2
  • ▼
  • 5 pm
  • 86°F
  • Feels like:
    97°F
Showers
Showers
  • Precip. probability: 41%
  • Precipitation: 0.04"
  • Wind: 11mphE 81°
  • Humidity: 72%
  • Pressure: 29.88"Hg
  • Visibility: 7mi
  • UV index: 0
  • ▼
  • 6 pm
  • 84°F
  • Feels like:
    93°F
Showers
Showers
  • Precip. probability: 38%
  • Precipitation: 0.04"
  • Wind: 9mphE 90°
  • Humidity: 74%
  • Pressure: 29.88"Hg
  • Visibility: 7mi
  • UV index: 0
  • ▼
Sunset: 6:00 pm
  • 7 pm
  • 84°F
  • Feels like:
    91°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 7mphESE 106°
  • Humidity: 77%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 82°F
  • Feels like:
    91°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 5mphESE 115°
  • Humidity: 78%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 82°F
  • Feels like:
    90°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 4mphSE 126°
  • Humidity: 80%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 82°F
  • Feels like:
    90°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 3mphSE 136°
  • Humidity: 81%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 81°F
  • Feels like:
    90°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 2mphSSE 156°
  • Humidity: 82%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, a combination of cloudy and wet weather is expected.
With minimal precipitation of 0.04", rainfall is expected from 1 pm to 3 pm, 5 pm and at 6 pm.
The temperature will be between a maximum of 87.8°F and a minimum of 80.6°F. The feels-like temperature will vary between a maximum of 98.6°F and a minimum of 89.6°F. The hottest part of the day will be at 2 pm and 3 pm.
The high temperature is expected to be close to October's usual value of 84.6°F. The night temperature will be also in line with the standard October low of 79.2°F.
Updated: Oct 17, 2026 @ 14:51:18 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

At 10:51 am AST, the temperature is 86°F. Feels-like temperature is 96.8°F.

On Saturday, expect brief rain showers to develop during the afternoon.

Light precipitation of 0.24" is anticipated. The possibility of rainfall is 51%.

Today, the maximum temperature will be 87.8°F, while the minimum temperature will be 77°F. The maximum heat index, which measures the combined effect of heat and moisture, is evaluated at 100.4°F.
Today, the maximum temperature will be in line with the average highest temperature in October. Today, the lowest temperature will be also in line with the average low temperature.

On Saturday, in San Juan, sunrise was at 6:18 am and sunset will be at 6:00 pm (AST).

In San Juan, the length of the day today will be 11h and 42min.

Puerto Rico, USA