Warm
Average highs sit around 30°C, giving warm days by monthly-average standards.
January verdict
Namatanai, Papua New Guinea in January
Weather score51Mixed
Mixed for holiday weather
Average highs sit around 30°C, giving warm days by monthly-average standards. Sunshine averages 5.7h per day, enough for a balanced month. Rainfall averages 312mm, so showers are a real planning factor.
January weather
Monthly averages
Temp
30°C
Rain
312mm
Sun
5.7h
Sea
30°C
Weather score
51
Mixed
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Wet
Rainfall averages 312mm, so showers are a real planning factor.
Some sun
Sunshine averages 5.7h 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 Namatanai, Papua New Guinea with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
January30°C average high
January is close to Namatanai's usual daytime heat, with little temperature swing across the year.
Warmest monthsAll year
Daytime heat stays consistently warm through the year.
Rain
January312mm average rain
January is wetter than Namatanai's yearly average, so flexible plans matter more.
Driest monthsMay to July and September to November
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
January5.7 hours average sun
January is close to Namatanai's usual sunshine level, with limited seasonal swing across the year.
Brightest monthsJanuary, March to June, and August to October
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
January30°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
January51 weather score
January is close to Namatanai's usual weather score, with limited month-to-month change.
Best weather monthsAll year
The weather score stays consistently strong through the year.