Weather forecast for todayGuayanilla, PR

Weather forecast for today

Current condition 1:54 pm AST

  • 88°F
  • Feels like:
    99°F
Fair
Fair
  • Precipitation: 0"
  • Wind: 10mphSE 140°
  • Humidity: 68%
  • Dewpoint: 75°F
  • Pressure: 29.86"Hg
  • Visibility: 10mi
  • UV index: 9
  • ▼
In Guayanilla, at the moment, the weather remains fair, with minimal cloud cover in sight.
The temperature is a blazing 87.8°F, while the apparent temperature, which indicates how humid air affects the felt temperature, is assessed at a sweltering 98.6°F. The current temperature is almost at the maximum of today's anticipated 89.6°F.

Tuesday Oct 20, 2026

  • 90°F
  • 75°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 12%
  • Precipitation: 0"
  • Wind: 10mphSE 133°
  • Humidity: 73%
  • UV index: 8
  • Sunrise: 6:22 am AST
  • Sunset: 6:01 pm AST
  • ▼
On Tuesday, October 20, a partly cloudy outlook will keep the sky interesting throughout the day.
Predicted temperature values will span from a humid 89.6°F down to a moderately hot 75.2°F.
The maximum heat index, which adjusts the air temperature based on humidity, is estimated at a torridly hot 107.6°F. Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Forecasts suggest the maximum temperature will be slightly warmer than October's average of 85.1°F.
Sunrise was at 6:22 am and sunset will be at 6:01 pm; the daylight will last for 11h and 40min.

Hourly overview

Hourly temperatures

Warmest period: 2 pm - 3 pm 97°C.
Coldest hour: 11 pm 84°C.

Chance of precipitation

Highest chance: 2 pm - 4 pm 12%.

Hourly weather forecast

  • 2 pm
  • 88°F
  • Feels like:
    97°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 12%
  • Precipitation: 0"
  • Wind: 10mphSE 142°
  • Humidity: 69%
  • Pressure: 29.85"Hg
  • Visibility: 10mi
  • UV index: 8
  • ▼
  • 3 pm
  • 86°F
  • Feels like:
    97°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 12%
  • Precipitation: 0"
  • Wind: 9mphSE 137°
  • Humidity: 70%
  • Pressure: 29.83"Hg
  • Visibility: 8mi
  • UV index: 4
  • ▼
  • 4 pm
  • 86°F
  • Feels like:
    95°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 12%
  • Precipitation: 0"
  • Wind: 7mphSE 137°
  • Humidity: 73%
  • Pressure: 29.83"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 5 pm
  • 84°F
  • Feels like:
    93°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 6mphSE 130°
  • Humidity: 76%
  • Pressure: 29.83"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 pm
  • 82°F
  • Feels like:
    91°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphESE 121°
  • Humidity: 79%
  • Pressure: 29.83"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:01 pm
  • 7 pm
  • 81°F
  • Feels like:
    88°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 2mphESE 109°
  • Humidity: 82%
  • Pressure: 29.85"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 81°F
  • Feels like:
    88°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 1mphENE 76°
  • Humidity: 84%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 81°F
  • Feels like:
    86°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 2mphNE 41°
  • Humidity: 84%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 79°F
  • Feels like:
    86°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 1mphNE 36°
  • Humidity: 85%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 79°F
  • Feels like:
    84°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 2mphNE 34°
  • Humidity: 85%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
For the rest of Tuesday, cloudy skies are expected.
The temperature will vary between a maximum of 87.8°F and a minimum of 78.8°F. The feels-like temperature will vary between a minimum of 84.2°F and a maximum of 96.8°F. The hottest part of the day is anticipated around 2 pm.
The high will be moderately higher than the normal maximum of 85.1°F for October. The lowest temperature is also similar to October's typical minimum of 76.6°F.
Updated: Oct 20, 2026 @ 17:54:34 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

At 1:54 pm AST, the temperature is 87.8°F. Feels-like temperature is 98.6°F.

Today, mostly clear with scattered clouds is expected.

Today, the maximum temperature will be 89.6°F, while the minimum temperature will be 75.2°F. The maximum heat index, which modifies the air temperature to account for humidity, is estimated at 107.6°F.
The highest temperature will be relatively higher than the average maximum of 85.1°F in October. The lowest temperature will be in line with the average low of 76.6°F.

On Tuesday, in Guayanilla, sunrise was at 6:22 am and sunset will be at 6:01 pm (AST).

In Guayanilla, today, there will be 11h and 40min of daylight.

Guayanilla, Puerto Rico, USA

  • en: Guayanilla, Puerto Rico, USA
  • es: Guayanilla, Puerto Rico, EE.UU.
  • hr: Guaйяnilья, Portoriko, SAD
  • mk: Guaйяnilья, Portoriko, SAD
  • sr: Guaйяnilья, Portoriko, SAD
  • zh: 瓜亚尼亚, 波多黎各, 美国
  • Latitude: 18.019131°
  • Longitude: -66.791842°
  • Elevation: 33 ft
  • Current time: 1:54pm AST
  • Sunrise: 6:22 am AST
  • Sunset: 6:01 pm AST
  • Timezone: America/Puerto_Rico

Nearby Guayanilla, Puerto Rico, USA

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