Weather forecast for tomorrowFontein, Aruba

Weather forecast for tomorrow

Monday 19. Oct 2026

  • 31°C
  • 28°C
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Precip. probability: 12%
  • Precipitation: 0mm
  • Wind: 33km/hE 91°
  • Humidity: 76%
  • UV index: 11
  • Sunrise: 06:30 AST
  • Sunset: 18:19 AST
  • ▼
Tomorrow, expect brisk winds and partly cloudy conditions.
Day and night temperatures will subtly differ, ranging from a peak of a blazing 31°C to a low of a warm 28°C.
The maximum heat index, which integrates air moisture with ambient temperature, is appraised at a blistering 40°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
The day’s highest temperature is expected to be moderately higher than the standard October average of 28.9°C.
Sunrise will be at 06:30 and sunset at 18:19; tomorrow's daylight will last for 11h and 49min.

Hourly overview

Hourly temperatures

Warmest hour: 15h 38°C.
Coldest period: 3h - 6h 33°C.

Chance of precipitation

Highest chance: 5%.

Hourly weather forecast

  • 0h
  • 28°C
  • Feels like:
    34°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 31km/hE 96°
  • Humidity: 81%
  • Pressure: 1011mbar
  • Visibility: 15km
  • UV index: 0
  • ▼
  • 2h
  • 28°C
  • Feels like:
    33°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 29km/hE 99°
  • Humidity: 82%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 4h
  • 28°C
  • Feels like:
    33°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0mm
  • Wind: 28km/hE 101°
  • Humidity: 82%
  • Pressure: 1009mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 6h
  • 28°C
  • Feels like:
    33°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0mm
  • Wind: 28km/hESE 102°
  • Humidity: 81%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Sunrise: 06:30
  • 8h
  • 29°C
  • Feels like:
    34°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 12%
  • Precipitation: 0mm
  • Wind: 30km/hESE 102°
  • Humidity: 80%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 1
  • ▼
  • 10h
  • 30°C
  • Feels like:
    36°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0mm
  • Wind: 31km/hE 97°
  • Humidity: 75%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 7
  • ▼
  • 12h
  • 31°C
  • Feels like:
    37°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0mm
  • Wind: 30km/hE 93°
  • Humidity: 73%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 11
  • ▼
  • 14h
  • 31°C
  • Feels like:
    38°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0mm
  • Wind: 30km/hE 85°
  • Humidity: 74%
  • Pressure: 1009mbar
  • Visibility: 16km
  • UV index: 10
  • ▼
  • 16h
  • 30°C
  • Feels like:
    37°C
Mostly Sunny / Wind
Mostly Sunny / Wind
  • Precip. probability: 4%
  • Precipitation: 0mm
  • Wind: 31km/hE 83°
  • Humidity: 77%
  • Pressure: 1007mbar
  • Visibility: 16km
  • UV index: 3
  • ▼
  • 18h
  • 29°C
  • Feels like:
    35°C
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Precip. probability: 5%
  • Precipitation: 0mm
  • Wind: 33km/hE 80°
  • Humidity: 80%
  • Pressure: 1007mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Sunset: 18:19
  • 20h
  • 29°C
  • Feels like:
    35°C
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Precip. probability: 5%
  • Precipitation: 0mm
  • Wind: 32km/hE 81°
  • Humidity: 82%
  • Pressure: 1009mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 22h
  • 29°C
  • Feels like:
    35°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Wind: 31km/hE 87°
  • Humidity: 83%
  • Pressure: 1009mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Tomorrow, on Monday, primarily cloud-filled and occasionally dry and sunny weather is anticipated.
The temperature variation throughout the day will be unnoticeable, with the lowest temperature of 28°C and the highest temperature of 31°C. The feels-like temperature will be between a minimum of 33°C and a maximum of 38°C. The hottest part of the day will be from 12h to 15h.
The high will be a couple of degrees higher than the normal maximum of 28.9°C for October. The expected low will be also alike with the average minimum in October, which is 28.1°C.
Updated: Oct 19, 2026 @ 01:45:39 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, in Fontein, expect a partly cloudy sky with occasional wind gusts.

Tomorrow, the highest temperature in Fontein, Aruba, will be 31°C, while the lowest temperature will be 28°C. The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is assessed at 40°C.
The highest temperature will be a few degrees higher than the average maximum of 28.9°C in October. The lowest temperature will be in line with the average low of 28.1°C.

On Monday, in Fontein, sunrise will be at 06:30 and sunset at 18:19 (AST).

In Fontein, the length of the day tomorrow will be 11h and 49min.