Warm
Average highs sit around 31°C, giving warm days by monthly-average standards.
January verdict
Sulu Islands, Philippines in January
Weather score66Good
Good for holiday weather
Average highs sit around 31°C, giving warm days by monthly-average standards. Sunshine averages 5.5h per day, enough for a balanced month. Rainfall averages 110mm, so some wet days are possible.
January weather
Monthly averages
Temp
31°C
Rain
110mm
Sun
5.5h
Sea
28°C
Weather score
66
Good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 110mm, so some wet days are possible.
Some sun
Sunshine averages 5.5h per day, enough for a balanced month.
Warm sea
Sea temperatures average 28°C, so swimming is usually comfortable by monthly-average standards.
Map
Weather map
Compare Sulu Islands, Philippines with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
January31°C average high
January is one of Sulu Islands' warmest months, with daytime heat above the yearly average.
Warmest monthsJanuary to May and October to December
This stretch sets the upper range for average daytime heat.
Rain
January110mm average rain
January sits on the drier side of Sulu Islands' year, which helps with sightseeing and transfers.
Driest monthsJanuary to March and December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
January5.5 hours average sun
January is one of Sulu Islands' cloudier months, so sunshine-led plans are less reliable.
Brightest monthsApril to May
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
January28°C average sea
January 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
January66 weather score
January sits close to Sulu Islands' yearly weather-score average, giving a typical overall read on the month.
Best weather monthsJanuary to April, August to September, and December
These months have the strongest weather score in the monthly averages.