Weather forecast for todayGuayanilla, PR

Weather forecast for today

Current condition 11:44 am AST

  • 90°F
  • Feels like:
    100°F
Fair
Fair
  • Precipitation: 0"
  • Wind: 10mphSE 140°
  • Humidity: 64%
  • Dewpoint: 75°F
  • Pressure: 29.9"Hg
  • Visibility: 9mi
  • UV index: 11
  • ▼
At the moment, high pressure continues to sustain fair conditions across the region.
The temperature is a hot 89.6°F, meanwhile, the feels-like temperature of which reflects the perceived temperature due to humidity levels is estimated at a sweltering 100.4°F. The current temperature is at the anticipated maximum for today.

Tuesday Oct 20, 2026

  • 90°F
  • 75°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 12%
  • Precipitation: 0"
  • Wind: 10mphSE 133°
  • Humidity: 70%
  • UV index: 11
  • Sunrise: 6:22 am AST
  • Sunset: 6:01 pm AST
  • ▼
Today, mostly sunny weather is likely, with high visibility.
Temperatures are anticipated to range from a maximum of a hot 89.6°F to a minimum of a warm 75.2°F.
The maximum heat index, which modifies the air temperature to account for humidity, is evaluated at a scorching 104°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.
Today’s forecasted high is set to be a couple of degrees higher than October's regular high 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: 12 pm - 2 pm 99°C.
Coldest hour: 9 pm 86°C.

Chance of precipitation

Highest chance: 3 pm - 4 pm 14%.

Hourly weather forecast

  • 12 pm
  • 88°F
  • Feels like:
    99°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 11%
  • Precipitation: 0"
  • Wind: 10mphSE 133°
  • Humidity: 66%
  • Pressure: 29.88"Hg
  • Visibility: 8mi
  • UV index: 11
  • ▼
  • 1 pm
  • 88°F
  • Feels like:
    99°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 12%
  • Precipitation: 0"
  • Wind: 10mphSE 140°
  • Humidity: 66%
  • Pressure: 29.85"Hg
  • Visibility: 9mi
  • UV index: 10
  • ▼
  • 2 pm
  • 88°F
  • Feels like:
    99°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 11%
  • Precipitation: 0"
  • Wind: 9mphSE 140°
  • Humidity: 67%
  • Pressure: 29.85"Hg
  • Visibility: 9mi
  • UV index: 8
  • ▼
  • 3 pm
  • 86°F
  • Feels like:
    97°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 14%
  • Precipitation: 0"
  • Wind: 9mphSE 135°
  • Humidity: 70%
  • Pressure: 29.83"Hg
  • Visibility: 8mi
  • UV index: 5
  • ▼
  • 4 pm
  • 86°F
  • Feels like:
    95°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 14%
  • Precipitation: 0"
  • Wind: 7mphSE 135°
  • Humidity: 72%
  • Pressure: 29.83"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 5 pm
  • 84°F
  • Feels like:
    93°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 6mphSE 129°
  • Humidity: 74%
  • Pressure: 29.83"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 pm
  • 82°F
  • Feels like:
    91°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 4mphESE 117°
  • Humidity: 79%
  • Pressure: 29.85"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:01 pm
  • 7 pm
  • 81°F
  • Feels like:
    88°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 13%
  • Precipitation: 0"
  • Wind: 2mphESE 121°
  • Humidity: 81%
  • Pressure: 29.85"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 81°F
  • Feels like:
    88°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 1mphE 81°
  • Humidity: 83%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 81°F
  • Feels like:
    86°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 2mphNE 46°
  • 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: 2mphNE 37°
  • Humidity: 84%
  • 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
  • ▼
Today, primarily cloudy and occasionally clear weather is 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 the highest temperature of 98.6°F and the lowest temperature of 84.2°F. The hottest part of the day will be from noon to 2 pm.
The temperature is expected to be moderately higher than the average peak in October, which is 85.1°F. The night temperature will be also resembling the standard October low of 76.6°F.
Updated: Oct 20, 2026 @ 15:44:36 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (11:44 am AST) is 89.6°F. Feels-like temperature is 100.4°F.

On Tuesday, sunshine will dominate, with only occasional cloud cover.

Today, the highest temperature will be 89.6°F, while the lowest temperature will be 75.2°F. The maximum heat index, which adjusts the air temperature based on humidity, is evaluated at 104°F.
The maximum temperature will be moderately higher than the average highest temperature 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, the length of the day today will be 11h and 40min.

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: 12:31pm AST
  • Sunrise: 6:22 am AST
  • Sunset: 6:01 pm AST
  • Timezone: America/Puerto_Rico

Nearby Guayanilla, Puerto Rico, USA

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