Weather forecast for tomorrowCasseque, Guinea-Bissau

Weather forecast for tomorrow

Wednesday 21. Oct 2026

  • 31°C
  • 25°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 84%
  • Precipitation: 6mm
  • Wind: 10km/hNW 319°
  • Humidity: 83%
  • UV index: 8
  • Sunrise: 06:51 GMT
  • Sunset: 18:41 GMT
  • ▼
Tomorrow, scattered thunderstorms are also likely by the afternoon.
With a high probability, light precipitation is predicted. Temperatures will oscillate between a tropical 31°C at their highest and a warm 25°C at their lowest.
The maximum heat index, which modifies the air temperature to account for humidity, is assessed at a torridly hot 42°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 high temperature is expected to match October's standard maximum of 32.9°C.
Sunrise will be at 06:51 and sunset at 18:41; tomorrow's daylight will last for 11h and 49min.

Hourly overview

Hourly temperatures

Warmest period: 12h - 15h 38°C.
Coldest hour: 6h 31°C.

Chance of precipitation

Highest chance: 3h 80%.

Hourly weather forecast

  • 0h
  • 27°C
  • Feels like:
    32°C
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 11km/hW 280°
  • Humidity: 90%
  • Pressure: 1013mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 2h
  • 27°C
  • Feels like:
    32°C
Showers
Showers
  • Precip. probability: 62%
  • Precipitation: 0mm
  • Wind: 10km/hNW 310°
  • Humidity: 90%
  • Pressure: 1012mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 4h
  • 27°C
  • Feels like:
    31°C
Showers
Showers
  • Precip. probability: 53%
  • Precipitation: 1mm
  • Wind: 9km/hNNW 336°
  • Humidity: 91%
  • Pressure: 1012mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
  • 6h
  • 27°C
  • Feels like:
    31°C
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 9km/hNNW 345°
  • Humidity: 91%
  • Pressure: 1012mbar
  • Visibility: 13km
  • UV index: 0
  • ▼
Sunrise: 06:51
  • 8h
  • 27°C
  • Feels like:
    31°C
Cloudy
Cloudy
  • Precip. probability: 22%
  • Precipitation: 0mm
  • Wind: 9km/hN 354°
  • Humidity: 93%
  • Pressure: 1013mbar
  • Visibility: 14km
  • UV index: 0
  • ▼
  • 10h
  • 29°C
  • Feels like:
    36°C
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 8km/hN 9°
  • Humidity: 85%
  • Pressure: 1014mbar
  • Visibility: 15km
  • UV index: 4
  • ▼
  • 12h
  • 30°C
  • Feels like:
    38°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 39%
  • Precipitation: 1mm
  • Wind: 8km/hNNW 332°
  • Humidity: 79%
  • Pressure: 1014mbar
  • Visibility: 11km
  • UV index: 8
  • ▼
  • 14h
  • 31°C
  • Feels like:
    39°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 58%
  • Precipitation: 2mm
  • Wind: 10km/hW 270°
  • Humidity: 77%
  • Pressure: 1012mbar
  • Visibility: 11km
  • UV index: 5
  • ▼
  • 16h
  • 30°C
  • Feels like:
    38°C
Thunderstorms
Thunderstorms
  • Precip. probability: 67%
  • Precipitation: 1mm
  • Wind: 8km/hWSW 259°
  • Humidity: 79%
  • Pressure: 1011mbar
  • Visibility: 10km
  • UV index: 3
  • ▼
  • 18h
  • 29°C
  • Feels like:
    36°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 44%
  • Precipitation: 1mm
  • Wind: 7km/hNW 307°
  • Humidity: 84%
  • Pressure: 1012mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
Sunset: 18:41
  • 20h
  • 27°C
  • Feels like:
    33°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 42%
  • Precipitation: 1mm
  • Wind: 7km/hNNE 28°
  • Humidity: 90%
  • Pressure: 1014mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
  • 22h
  • 27°C
  • Feels like:
    31°C
Few Showers
Few Showers
  • Precip. probability: 34%
  • Precipitation: 1mm
  • Wind: 7km/hENE 70°
  • Humidity: 91%
  • Pressure: 1015mbar
  • Visibility: 13km
  • UV index: 0
  • ▼
Tomorrow, a combination of cloud-filled, stormy and showery weather is predicted.
Rainfall is predicted at 3h, 4h, and from 12h to 23h. With light precipitation of 2mm, most rainfall is expected at 14h.
The temperature will vary between a minimum of 26°C and a maximum of 31°C. The feels-like temperature will vary between a minimum of 31°C and a maximum of 39°C. The hottest part of the day will be around 14h.
The highest temperature will be comparable to October's average maximum of 32.9°C. The minimum temperature will be also comparable to October's average low of 25.7°C.
Updated: Oct 20, 2026 @ 21:19:51 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, thunderstorms are expected in the afternoon.

Light precipitation of 6mm is forecasted. The possibility of rainfall is high at 84%.

Tomorrow, the maximum temperature will be 31°C, while the minimum temperature will be 25°C. The maximum heat index, which adjusts the air temperature based on humidity, is estimated at 42°C.
The highest temperature will be in line with the average maximum of 32.9°C in October. The lowest temperature will be also in line with the average low of 25.7°C.

On Wednesday, in Casseque, sunrise will be at 06:51 and sunset at 18:41 (GMT).

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