Warm
Average highs sit around 30°C, giving warm days by monthly-average standards.
May verdict
Guadalcanal, Solomon Islands in May
Weather score64Good
Good for holiday weather
Average highs sit around 30°C, giving warm days by monthly-average standards. Sunshine averages 5.5h per day, enough for a balanced month. Rainfall averages 158mm, so some wet days are possible.
May weather
Monthly averages
Temp
30°C
Rain
158mm
Sun
5.5h
Sea
30°C
Weather score
64
Good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 158mm, so some wet days are possible.
Some sun
Sunshine averages 5.5h per day, enough for a balanced month.
Warm sea
Sea temperatures average 30°C, so swimming is usually comfortable by monthly-average standards.
Map
Weather map
Compare Guadalcanal, Solomon Islands with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
May30°C average high
May is close to Guadalcanal's usual daytime heat, with little temperature swing across the year.
Warmest monthsAll year
Daytime heat stays consistently warm through the year.
Rain
May158mm average rain
May sits on the drier side of Guadalcanal's year, which helps with sightseeing and transfers.
Driest monthsMay to November
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
May5.5 hours average sun
May is close to Guadalcanal's usual sunshine level, with limited seasonal swing across the year.
Brightest monthsJanuary, March to June, and August to December
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
May30°C average sea
May is part of a consistently warm sea-temperature pattern, so swimming comfort changes little through the year.
Warmest seaAll year
Sea temperatures stay warm enough for easy swimming through the year.
Weather score
May64 weather score
May scores above Guadalcanal's yearly average, so the overall weather mix is stronger than most months.
Best weather monthsMay to November
These months have the strongest weather score in the monthly averages.