Warm
Average highs sit around 32°C, giving warm days by monthly-average standards.
December verdict
Guinea-Bissau in December
Weather score85Excellent
Excellent for holiday weather
Average highs sit around 32°C, giving warm days by monthly-average standards. Sunshine averages 7.4h per day, enough for a balanced month. Rainfall averages 4mm, which is relatively low for holiday planning.
December weather
Monthly averages
Temp
32°C
Rain
4mm
Sun
7.4h
Sea
27°C
Weather score
85
Excellent
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 4mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 7.4h per day, enough for a balanced month.
Warm sea
Sea temperatures average 27°C, so swimming is usually comfortable by monthly-average standards.
Map
Weather map
Compare Guinea-Bissau with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
December32°C average high
December is close to Guinea-Bissau's yearly temperature average, giving a typical read on daytime heat.
Warmest monthsFebruary to May
This stretch sets the upper range for average daytime heat.
Rain
December4mm average rain
December is one of Guinea-Bissau's driest months, making outdoor days easier to plan than in wetter parts of the year.
Driest monthsJanuary to June and October to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
December7.4 hours average sun
December is brighter than Guinea-Bissau's yearly average, though the strongest sunshine usually sits closer to the peak months.
Brightest monthsJanuary to May and November
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
December27°C average sea
December is close to Guinea-Bissau's yearly sea-temperature average, so swimming comfort is fairly typical.
Warmest seaJuly and October to November
Sea temperatures are usually near 28°C in this stretch, so swimming comfort is at its strongest.
Weather score
December85 weather score
December is one of Guinea-Bissau's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsJanuary to May and November to December
These months have the strongest weather score in the monthly averages.