Weather forecast for tomorrowCacheu, Guinea-Bissau

Weather forecast for tomorrow

Wednesday 21. Oct 2026

  • 33°C
  • 24°C
Thunderstorms
Thunderstorms
  • Precip. probability: 97%
  • Precipitation: 10mm
  • Wind: 8km/hN 5°
  • Humidity: 82%
  • UV index: 8
  • Sunrise: 06:55 GMT
  • Sunset: 18:43 GMT
  • ▼
Tomorrow, storm clouds could lead to bursts of thunder and rain.
The likelihood of rainfall is high. However, precipitation will be light. Temperatures are forecasted to range from a maximum of a hot 33°C to a minimum of a warm 24°C.
The maximum heat index, which combines relative humidity and air temperature, is estimated at a dangerously hot 49°C. 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.
October's standard high of 33.6°C is expected to be reached during the day.
Sunrise will be at 06:55 and sunset at 18:43; tomorrow's daylight will last for 11h and 48min.

Hourly overview

Hourly temperatures

Warmest hour: 15h 40°C.
Coldest period: 3h - 6h 29°C.

Chance of precipitation

Highest chance: 15h 60%.

Hourly weather forecast

  • 0h
  • 26°C
  • Feels like:
    30°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 13%
  • Precipitation: 0mm
  • Wind: 5km/hWNW 300°
  • Humidity: 95%
  • Pressure: 1014mbar
  • Visibility: 9km
  • UV index: 0
  • ▼
  • 2h
  • 25°C
  • Feels like:
    29°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 13%
  • Precipitation: 0mm
  • Wind: 5km/hNW 321°
  • Humidity: 95%
  • Pressure: 1013mbar
  • Visibility: 8km
  • UV index: 0
  • ▼
  • 4h
  • 25°C
  • Feels like:
    29°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 13%
  • Precipitation: 0mm
  • Wind: 6km/hNNW 336°
  • Humidity: 97%
  • Pressure: 1012mbar
  • Visibility: 8km
  • UV index: 0
  • ▼
  • 6h
  • 25°C
  • Feels like:
    29°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 13%
  • Precipitation: 0mm
  • Wind: 7km/hN 351°
  • Humidity: 95%
  • Pressure: 1012mbar
  • Visibility: 8km
  • UV index: 0
  • ▼
Sunrise: 06:55
  • 8h
  • 26°C
  • Feels like:
    30°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 10%
  • Precipitation: 0mm
  • Wind: 5km/hN 349°
  • Humidity: 96%
  • Pressure: 1013mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
  • 10h
  • 29°C
  • Feels like:
    36°C
Cloudy
Cloudy
  • Precip. probability: 18%
  • Precipitation: 0mm
  • Wind: 7km/hNNE 18°
  • Humidity: 83%
  • Pressure: 1014mbar
  • Visibility: 16km
  • UV index: 4
  • ▼
  • 12h
  • 31°C
  • Feels like:
    39°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 52%
  • Precipitation: 2mm
  • Wind: 7km/hNNE 21°
  • Humidity: 76%
  • Pressure: 1014mbar
  • Visibility: 11km
  • UV index: 8
  • ▼
  • 14h
  • 32°C
  • Feels like:
    41°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 48%
  • Precipitation: 1mm
  • Wind: 7km/hNNE 18°
  • Humidity: 73%
  • Pressure: 1012mbar
  • Visibility: 11km
  • UV index: 5
  • ▼
  • 16h
  • 31°C
  • Feels like:
    40°C
Thunderstorms
Thunderstorms
  • Precip. probability: 98%
  • Precipitation: 2mm
  • Wind: 7km/hNNE 20°
  • Humidity: 74%
  • Pressure: 1011mbar
  • Visibility: 10km
  • UV index: 3
  • ▼
  • 18h
  • 29°C
  • Feels like:
    36°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 50%
  • Precipitation: 1mm
  • Wind: 8km/hNW 320°
  • Humidity: 86%
  • Pressure: 1012mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
Sunset: 18:43
  • 20h
  • 27°C
  • Feels like:
    32°C
Few Showers
Few Showers
  • Precip. probability: 34%
  • Precipitation: 1mm
  • Wind: 6km/hNW 320°
  • Humidity: 94%
  • Pressure: 1013mbar
  • Visibility: 10km
  • UV index: 0
  • ▼
  • 22h
  • 26°C
  • Feels like:
    30°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 17%
  • Precipitation: 0mm
  • Wind: 5km/hNW 324°
  • Humidity: 96%
  • Pressure: 1014mbar
  • Visibility: 9km
  • UV index: 0
  • ▼
Tomorrow, a combination of cloudy, thunderstorm-prone and rain-soaked weather is expected.
Rainfall is predicted from 11h to 21h. The most intense rain will be falling at 12h, 13h and 16h.
The temperature will vary between a minimum of 25°C and a maximum of 32°C. The feels-like temperature will vary between the lowest temperature of 29°C and the highest temperature of 41°C. The hottest part of the day will be at 14h and 15h.
The highest temperature will be in line with October's average maximum of 33.6°C. The lowest temperature is also in line with October's typical minimum of 25.6°C.
Updated: Oct 20, 2026 @ 01:26:48 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Wednesday, stormy skies are anticipated.

Light precipitation of 10mm is forecasted. The chance of rainfall is high at 97%.

Tomorrow, the maximum temperature will be 33°C, while the minimum temperature will be 24°C. The maximum heat index, which integrates air moisture with ambient temperature, is estimated at 49°C.
The maximum temperature will be in line with the average highest temperature of 33.6°C in October. The lowest temperature will be also in line with the average low of 25.6°C.

On Wednesday, in Cacheu, sunrise will be at 06:55 and sunset at 18:43 (GMT).

In Cacheu, the length of the day tomorrow will be 11h and 48min.