Warm
Average highs sit around 30°C, giving warm days by monthly-average standards.
May verdict
Sierra Leone in May
Weather score58Good
Good for holiday weather
Average highs sit around 30°C, giving warm days by monthly-average standards. Sunshine averages 5.8h per day, enough for a balanced month. Rainfall averages 216mm, so showers are a real planning factor.
May weather
Monthly averages
Temp
30°C
Rain
216mm
Sun
5.8h
Sea
21°C
Weather score
58
Good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Wet
Rainfall averages 216mm, so showers are a real planning factor.
Some sun
Sunshine averages 5.8h per day, enough for a balanced month.
Cool sea
Sea temperatures average 21°C, so the water can feel cool.
Map
Weather map
Compare Sierra Leone with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
May30°C average high
May sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsJanuary to May
This stretch sets the upper range for average daytime heat.
Rain
May216mm average rain
May sits near Sierra Leone's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to May and November to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
May5.8 hours average sun
May sits close to Sierra Leone's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsJanuary to April and November to December
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
May21°C average sea
May is close to Sierra Leone's usual sea temperature, with limited seasonal change in the water.
Warmest seaJanuary to July and September to December
Sea temperatures are usually near 21°C in this stretch, so swimming comfort is at its strongest.
Weather score
May58 weather score
May scores below Sierra Leone's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsJanuary to March and December
These months have the strongest weather score in the monthly averages.