Weather forecast for tomorrow
Guayanilla, PR

Weather forecast for tomorrow

Thursday, Jul 10.

Partly Cloudy
5:57 am

7:08 pm
AST
Partly Cloudy
90°F / 77°F
  • Wind: 16mph E
  • Humidity: 70%
  • Precip. probability: 20%
  • Precipitation: 0"
  • UV index: 11
Tomorrow, on Thursday, a pleasant mix of sun and clouds will define the day.
The temperature will vary between a maximum of a tropical 89.6°F and a minimum of a temperate 77°F.
The maximum heat index, which factors the actual air temperature with the relative humidity, is estimated at an extremely hot 104°F. Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
The high temperature is forecasted to match July's standard maximum of 86.4°F.
Sunrise will be at 5:57 am and sunset at 7:08 pm; tomorrow's daylight will last for 13h and 11min.

Frequently asked questions

What is the weather forecast for Guayanilla for tomorrow?
Tomorrow, expect partly sunny skies with periods of cloudiness.
What will be the highest temperature tomorrow?
Tomorrow, the highest temperature will be 89.6°F, while the lowest temperature will be 77°F. The maximum heat index, which measures the combined effect of heat and moisture, is estimated at 104°F.
The highest temperature will be in line with the average maximum of 86.4°F in July. The lowest temperature will be also in line with the average low of 76.6°F.
When is the sunrise / sunset tomorrow?
On Thursday, in Guayanilla, sunrise will be at 5:57 am and sunset at 7:08 pm (AST).
How many hours of daylight will Guayanilla have tomorrow?
In Guayanilla, tomorrow, there will be 13h and 11min of daylight.

Hourly weather forecast

12 am
  • 79°F
  • Feels like:
    84°F
Clear
Clear
  • Wind: 5mph NE
  • Pressure: 30.06"Hg
  • Humidity: 80%
  • Precip. probability: 8%
  • Precipitation: 0"
  • Visibility: 10mi
2 am
  • 79°F
  • Feels like:
    84°F
Clear
Clear
  • Wind: 5mph NE
  • Pressure: 30.03"Hg
  • Humidity: 84%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
4 am
  • 79°F
  • Feels like:
    84°F
Partly Cloudy
Partly Cloudy
  • Wind: 6mph ENE
  • Pressure: 30.03"Hg
  • Humidity: 83%
  • Precip. probability: 20%
  • Precipitation: 0"
  • Visibility: 9mi
Sunrise: 5:57 am
6 am
  • 79°F
  • Feels like:
    84°F
Mostly Sunny
Mostly Sunny
  • Wind: 6mph ENE
  • Pressure: 30.06"Hg
  • Humidity: 85%
  • Precip. probability: 8%
  • Precipitation: 0"
  • Visibility: 9mi
8 am
  • 82°F
  • Feels like:
    91°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph E
  • Pressure: 30.06"Hg
  • Humidity: 76%
  • Precip. probability: 6%
  • Precipitation: 0"
  • Visibility: 10mi
10 am
  • 88°F
  • Feels like:
    97°F
Partly Cloudy
Partly Cloudy
  • Wind: 14mph E
  • Pressure: 30.06"Hg
  • Humidity: 67%
  • Precip. probability: 12%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 90°F
  • Feels like:
    100°F
Partly Cloudy
Partly Cloudy
  • Wind: 16mph ESE
  • Pressure: 30.06"Hg
  • Humidity: 65%
  • Precip. probability: 18%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 88°F
  • Feels like:
    100°F
Partly Cloudy
Partly Cloudy
  • Wind: 16mph ESE
  • Pressure: 30.03"Hg
  • Humidity: 67%
  • Precip. probability: 17%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 88°F
  • Feels like:
    99°F
Partly Cloudy
Partly Cloudy
  • Wind: 15mph ESE
  • Pressure: 30"Hg
  • Humidity: 68%
  • Precip. probability: 11%
  • Precipitation: 0"
  • Visibility: 9mi
6 pm
  • 84°F
  • Feels like:
    95°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph ESE
  • Pressure: 30"Hg
  • Humidity: 74%
  • Precip. probability: 4%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 7:08 pm
8 pm
  • 82°F
  • Feels like:
    90°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph E
  • Pressure: 30.03"Hg
  • Humidity: 81%
  • Precip. probability: 4%
  • Precipitation: 0"
  • Visibility: 10mi
10 pm
  • 81°F
  • Feels like:
    88°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 7mph ENE
  • Pressure: 30.06"Hg
  • Humidity: 81%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 9mi
Tomorrow, on Thursday, a combination of cloudy and bright weather is forecasted.
The temperature will be between a minimum of 78.8°F and a maximum of 89.6°F. The feels-like temperature will be between the lowest temperature of 84.2°F and the highest temperature of 100.4°F. The hottest part of the day is expected around noon.
The high temperature is expected to be consistent with July's usual value of 86.4°F. The lowest temperature is also close to July's typical minimum of 76.6°F.
Updated: Jul 9, 2025 @ 09:25:39 UTC
Published by: Weather U.S. | About Us
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