Mount Tambora, Indonesia in January

January28°C average high

January is close to Mount Tambora's usual daytime heat, with little temperature swing across the year.

Warmest monthsAll year

Daytime heat stays consistently warm through the year.

January480mm average rain

January is one of Mount Tambora's wettest months, so rain is likely to be a major planning factor.

Driest monthsMay to October

This is the drier part of the year, when outdoor plans usually need less weather flexibility.

January3.7 hours average sun

January is one of Mount Tambora's cloudier months, so sunshine-led plans are less reliable.

Brightest monthsApril to October

This stretch has the strongest sunshine in the monthly averages.

January29°C average sea

January is close to Mount Tambora's yearly sea-temperature average, so swimming comfort is fairly typical.

Warmest seaJanuary to June and October to December

Sea temperatures are usually near 29°C in this stretch, so swimming comfort is at its strongest.

January49 weather score

January is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.

Best weather monthsMay to October

These months have the strongest weather score in the monthly averages.