Weather forecast for 10 daysFrederiksted, VI

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 88°F
  • 79°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 11mphESE 116°
  • Humidity: 69%
  • UV index: 11
  • Sunrise: 6:13 am AST
  • Sunset: 5:56 pm AST
  • ▼
On Saturday, in Frederiksted, sunny moments will alternate with patchy cloud cover.
Temperatures will exhibit minor fluctuations, extending from a high of a hot 87.8°F to a low of a warm 78.8°F.
The maximum heat index, which represents the influence of relative humidity on air temperature, is estimated at a torrid 98.6°F. Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Expect the maximum temperature to remain consistent with the typical October high of 84.2°F.
Sunrise was at 6:13 am and sunset will be at 5:56 pm; the daylight will last for 11h and 43min.

Sunday Oct 18, 2026

  • 88°F
  • 79°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 22%
  • Precipitation: 0"
  • Wind: 9mphESE 120°
  • Humidity: 72%
  • UV index: 10
  • Sunrise: 6:13 am AST
  • Sunset: 5:55 pm AST
  • ▼
Tomorrow, on Sunday, a low, thick cloud deck is likely to persist.
Minor temperature shifts are expected, peaking at a maximum of a blazing 87.8°F and dropping to a minimum of a moderately hot 78.8°F.
The maximum heat index, which adjusts the air temperature based on humidity, is evaluated at a sizzling 100.4°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 highest temperature tomorrow will align with the usual October peak of 84.2°F.
Sunrise will be at 6:13 am and sunset at 5:55 pm; tomorrow's daylight will last for 11h and 42min.

10-day overview

Daily temperatures

Warmest day: Saturday 24.10. 90°C.
Minimum temperature: 88°C.

Chance of precipitation

Highest chance: Thursday 30%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 88°F
  • 79°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 11mphESE 116°
  • Humidity: 69%
  • UV index: 11
  • Sunrise: 6:13 am AST
  • Sunset: 5:56 pm AST
  • ▼
  • Sunday
  • Oct 18, 2026
  • 88°F
  • 79°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 22%
  • Precipitation: 0"
  • Wind: 9mphESE 120°
  • Humidity: 72%
  • UV index: 10
  • Sunrise: 6:13 am AST
  • Sunset: 5:55 pm AST
  • ▼
  • Monday
  • Oct 19, 2026
  • 88°F
  • 79°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 17%
  • Precipitation: 0"
  • Wind: 10mphESE 117°
  • Humidity: 71%
  • UV index: 11
  • Sunrise: 6:13 am AST
  • Sunset: 5:54 pm AST
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 88°F
  • 79°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 16%
  • Precipitation: 0"
  • Wind: 11mphSE 132°
  • Humidity: 71%
  • UV index: 11
  • Sunrise: 6:14 am AST
  • Sunset: 5:54 pm AST
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 88°F
  • 79°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 16%
  • Precipitation: 0"
  • Wind: 11mphSE 137°
  • Humidity: 71%
  • UV index: 11
  • Sunrise: 6:14 am AST
  • Sunset: 5:53 pm AST
  • ▼
  • Thursday
  • Oct 22, 2026
  • 88°F
  • 79°F
PM Showers
PM Showers
  • Precip. probability: 30%
  • Precipitation: 0.08"
  • Wind: 12mphSE 138°
  • Humidity: 73%
  • UV index: 10
  • Sunrise: 6:14 am AST
  • Sunset: 5:53 pm AST
  • ▼
  • Friday
  • Oct 23, 2026
  • 88°F
  • 81°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 16%
  • Precipitation: 0"
  • Wind: 14mphSE 124°
  • Humidity: 73%
  • UV index: 9
  • Sunrise: 6:15 am AST
  • Sunset: 5:52 pm AST
  • ▼
  • Saturday
  • Oct 24, 2026
  • 90°F
  • 79°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0"
  • Wind: 16mphESE 121°
  • Humidity: 71%
  • UV index: 7
  • Sunrise: 6:15 am AST
  • Sunset: 5:51 pm AST
  • ▼
  • Sunday
  • Oct 25, 2026
  • 88°F
  • 81°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 23%
  • Precipitation: 0"
  • Wind: 14mphESE 120°
  • Humidity: 72%
  • UV index: 8
  • Sunrise: 6:15 am AST
  • Sunset: 5:51 pm AST
  • ▼
  • Monday
  • Oct 26, 2026
  • 88°F
  • 79°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0.08"
  • Wind: 14mphESE 112°
  • Humidity: 71%
  • UV index: 9
  • Sunrise: 6:16 am AST
  • Sunset: 5:50 pm AST
  • ▼
In the days ahead, primarily dull and occasionally showery weather is anticipated.
With minimal precipitation of 0.08", rainfall is predicted for Thursday and next Monday.
The variation in maximum temperature will be negligible in the forecast period ahead. Highs will range from 87.8°F to 89.6°F, while fluctuations in the night’s lowest temperature will be also minimal, as the minimum temperature is expected to range between 78.8°F and 80.6°F.
Next Saturday will be the hottest day, with a maximum temperature of 89.6°F; all other days, the highest temperature will be 87.8°F.
Including the humidity's impact, the maximum feel-like temperature may increase substantially and range between a very hot 98.6°F and a scorching 105.8°F.
The warmest months in Frederiksted are September and October, with an average high-temperature of 84.2°F.
Updated: Oct 17, 2026 @ 14:02:38 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, clouds and sunshine will create a dynamic sky throughout the day.

Today, the maximum temperature will be 87.8°F, while the minimum temperature will be 78.8°F. The maximum heat index, which factors the actual air temperature with the relative humidity, is assessed at 98.6°F.
Today, the maximum temperature will be in line with the average highest temperature in October. The lowest temperature today will be also in line with the average low temperature.

On Saturday, in Frederiksted, sunrise was at 6:13 am and sunset will be at 5:56 pm (AST).

In Frederiksted, the length of the day today will be 11h and 43min.

Tomorrow, in Frederiksted, mostly cloudy conditions are expected.

Tomorrow, the highest temperature will be 87.8°F, while the lowest temperature will be 78.8°F. The maximum heat index, which factors the actual air temperature with the relative humidity, is evaluated at 100.4°F.
Tomorrow, the highest temperature will be in line with the average maximum temperature in October. Tomorrow, the lowest temperature will be also in line with the average low temperature.

On Sunday, in Frederiksted, sunrise will be at 6:13 am and sunset at 5:55 pm (AST).

In Frederiksted, the length of the day tomorrow will be 11h and 42min.