worldweatherHot days and overnight relief
7 of 7 days ≥30°CThe high comes from the warmest place and the low from the coldest. These values may come from different cities in the country.
Weather in Guinea-Bissau - today, tomorrow and 14-day forecast
Forecast updated: Tuesday 3 NovemberWeather history: NASA POWER · 1981-2025
Weather in the coming days
What will the week bring? Guinea-Bissau
3 November Guinea-Bissau: the high will be about 31°C and the low 24°C. Trace rainfall - around 0.5 mm. 4 November it will be similarly warm: with a high of about 32°C.
Temperatures show the highest daily maximum and lowest minimum across 1 cities and regions - they may come from different places. Historical temperatures use the same calculation for the same locations. Rainfall and wind are medians. Compare local conditions on the map.
31°C
maximum on Tue 3 Nov
Temperature, rainfall and historical comparison
Weather forecast compared with previous years
Choose a day to see the details. Temperatures show the daily high and low.
Forecast: daily highTypical range 1991-2020
Selected day in detail
Tuesday 3 November
Daily high31°CUsually 29-31°C
Daily low24°CColdest part of the day
Rainfall total0.5 mmTrace rainfall
Maximum wind speed13 km/hForecast wind speed
Warmer than usual. The historical comparison uses daily highs at this time of year. Less than 1 mm of rain is forecast for the day.
Full day-by-day forecast - table
| Date | Max. / min. | Rain | Typical daily high | Max. wind |
|---|---|---|---|---|
| Tuesday 3 November | 31° / 24° | 0.5 mm | 29-31°C | 13 km/h |
| Wednesday 4 November | 32° / 25° | 0.3 mm | 29-31°C | 12 km/h |
| Thursday 5 November | 34° / 24° | 3.9 mm | 29-31°C | 13 km/h |
| Friday 6 November | 36° / 24° | 0.8 mm | 29-31°C | 15 km/h |
| Saturday 7 November | 33° / 24° | 0.1 mm | 29-31°C | 14 km/h |
| Sunday 8 November | 34° / 25° | 0.1 mm | 29-31°C | 15 km/h |
| Monday 9 November | 35° / 25° | 0.3 mm | 29-31°C | 16 km/h |
| Tuesday 10 November | 36° / 25° | 1.3 mm | 29-31°C | 14 km/h |
| Wednesday 11 November | 35° / 24° | 0.1 mm | 29-31°C | 14 km/h |
| Thursday 12 November | 35° / 24° | 2 mm | 29-31°C | 13 km/h |
| Friday 13 November | 35° / 23° | 1.8 mm | 29-31°C | 17 km/h |
| Saturday 14 November | 34° / 24° | 0 mm | 29-31°C | 12 km/h |
| Sunday 15 November | 35° / 23° | 1.1 mm | 29-31°C | 14 km/h |
| Monday 16 November | 36° / 24° | 0.9 mm | 29-31°C | 15 km/h |
What stands out this week?
Temperature changes
No sharp coolingThe first 7 forecast days show no day-to-day drop of 3°C or more in the high.
Will it rain?
1 day with rain ≥1 mm7-day total: 5.9 mm. Across 45 historical seasons, the typical range for the same dates was 0-6 mm.
This summary covers the first 7 forecast days. A rainy day has at least 1 mm of rain. The historical comparison shows how often such days occurred in previous years.
Where will it be warmer or less rainy?
Compare the next 7 days by temperature, rainfall and sightseeing comfort.
| Place | Average daily high | Compared with normal | Rainfall total | Days with rain ≥1 mm |
|---|---|---|---|---|
| Bissau | 34°C | +3.2°C | 5.9 mm | 1 / 7 |
Difference from the average historical median daily highs for these dates. Each city is compared with its own normal.
Weather history 1981-2025
NASA POWERThe same week in previous years
How warm was this week in previous years?
Each bar shows the average daily high during the same 7-day period in each year.
cooler yearstypical rangewarmer years2026 forecastcurrent forecast
From 1981 to 2025, the 3-9 Nov period averaged 30°C by day. The coolest year was 1996 (29°C) and the warmest was 2001 (33°C). The current forecast averages 34°C - higher than in 100% of historical years.
How do we compare the forecast with history?
The forecast chart band shows the 20th-80th percentiles of NASA POWER daily highs from 1991-2020, using the date and a ±7-calendar-day window. The line shows the forecast daily high. The year-by-year chart compares average highs over the same seven dates.
NASA POWER (MERRA-2) data describe conditions in the grid cell covering the location. Elevation and local conditions can affect the comparison. Temperatures show the highest daily maximum and lowest minimum across 1 cities and regions - they may come from different places. Historical temperatures use the same calculation for the same locations. Rainfall and wind are medians. Compare local conditions on the map.
NASA POWER source and methodologyPlan your trip
Partner offersTravel offers: Guinea-Bissau
What else should you know before travelling?
What weather is typical in the following weeks?
For dates beyond the 14-day forecast, we show typical conditions based on historical data.
Tue 17 Nov - Mon 30 Nov30°C / 21°Cusual daily high / low
Tue 1 Dec - Thu 17 Dec29°C / 19°Cusual daily high / low
Average of the daily medians for the following dates from 1991-2020. A comparison based on historical data.
Downloadable forecast graphic
Right now temperatures across Guinea-Bissau range from 31° to 31°. Below: today's conditions city by city, a live weather map, the 14-day outlook and month-by-month climate to help you pick the best time to travel.
Country values are the median of forecasts from 1 cities; the range shows local differences. Methodology.
UV index in Guinea-Bissau - is it safe to sunbathe?
Today the UV index in Guinea-Bissau is 7 (high) - unprotected fair skin can burn in about 30 minutes. SPF 30-50, a hat and sunglasses are a must. Better stay in shade between 11:00 and 15:00.
Sea temperature - Guinea-Bissau
| Beach | Water today | Water week avg | Waves | How's the water? |
|---|---|---|---|---|
| Bissau | 32℃ | 32℃ | 0.1 m | very warm |
Sea-surface temperature from marine models, updated daily. See also: where the sea is warmest right now.
Air quality and smog in Guinea-Bissau
| City | PM2.5 (µg/m³) | PM10 (µg/m³) | Air quality |
|---|---|---|---|
| Bissau | 17.5 | 21.6 | good |
CAMS air-quality model data provided by Open-Meteo, updated daily. Colours represent PM2.5 concentration bands. Data time: 2026-11-03 02:00.
Guinea-Bissau weather through the year
| Month | Day | Night | Chance of rain |
|---|---|---|---|
| January ★ | 32°C | 19°C | 0% |
| February | 34°C | 20°C | 0% |
| March | 34°C | 21°C | 0% |
| April | 34°C | 22°C | 0% |
| May | 34°C | 24°C | 5% |
| June | 32°C | 25°C | 16% |
| July | 31°C | 24°C | 48% |
| August | 30°C | 24°C | 78% |
| September | 31°C | 24°C | 54% |
| October | 32°C | 25°C | 29% |
| November ★ | 32°C | 24°C | 3% |
| December ★ | 31°C | 20°C | 0% |
★ - months most often recommended for travel
Plan a trip for another time of year
Guinea-Bissau weather month by month - when is the best time to go?
Compare temperatures, rainfall and city weather for each month.
Guinea-Bissau weather - other months
Guinea-Bissau weather in December - temperature, rain and is it a good time to visit?
Guinea-Bissau weather in January - temperature, rain and is it a good time to visit?
Guinea-Bissau weather in February - temperature, rain and is it a good time to visit?
Guinea-Bissau weather in March - temperature, rain and is it a good time to visit?
Weather in other countries in Africa
Weather and travel dates: Guinea-Bissau
Based on the historical data in the climate table for this location.
Warmest months
February · March · April · May
Average daytime temperature: 34°C
Coolest months
Average daytime temperature: 30°C
Lowest share of days with precipitation
January · February · March · April · December
Share of days with precipitation: 0%
Before you travel
Check the forecast daytime and nighttime temperatures, precipitation and current warnings. Use them to choose clothing and plan outdoor activities.
Official travel information
Select your destination on the government website and check the latest advice. Entry requirements depend on factors including citizenship and the purpose of your trip.
FAQ - Guinea-Bissau weather
What will the weather be like today and tomorrow?
3 November Guinea-Bissau: the high will be about 31°C and the low 24°C. Trace rainfall - around 0.5 mm. 4 November it will be similarly warm: with a high of about 32°C.
Will it rain in the coming days?
7-day total: 5.9 mm. Across 45 historical seasons, the typical range for the same dates was 0-6 mm.
What does the typical range on the chart mean?
It is the range between the 20th and 80th percentiles of NASA POWER daily highs from 1991-2020 for this time of year.
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