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Indonesia weather in May

Indonesia in May averages 28°C (83°F), 123 mm of rain and 7.2 hours of sun a day.

Of the twelve months in Indonesia, May is the sixth wettest and the fifth sunniest.

Indonesia
Average temp
28°C (83°F)

25–32°C · 77–89°F

Rainfall
123 mm

Showers likely

Sunshine
7.2 h

hours per day

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What is Indonesia like in May?

Daytime

Days are warm, typically in the mid-20s°C or above.

Rain

Some rain is likely; pack for showers.

Evening

Evenings stay warm.

What should I pack for Indonesia in May?

  • High-factor sun cream

    With daytime highs around 32°C, burn time is short even in shade.

  • Sunglasses and a brimmed hat

    Midday glare is the part people underpack for, not the heat itself.

  • Loose cotton or linen

    Synthetics stop working once you are sweating through them all day.

  • A refillable water bottle

    Daily highs this warm need roughly double the water a temperate day does.

  • A light rain jacket

    About 123 mm falls this month — showers rather than washouts.

May compared with April and June

May in Indonesia is about the same temperature as April and 10 mm drier than it, which averages 28°C (83°F).

May in Indonesia is about the same temperature as June and 20 mm wetter than it, which averages 28°C (82°F).

Daylight in Indonesia in May

On 15 May the sun is up for 12 hours in Indonesia, rising about 06:04 and setting about 18:04 local time.

Indonesia weather by month

TemperatureRainfall

Source: MeteostatPeriod: 1991-2020Checked: 2 Sept 2026358 places covered

How May compares with the rest of the year

May is highlighted. Every other month links to its own page.

Indonesia weather by month: average temperature, rainfall, sunshine for each month, from 1991–2020 climate normals
MonthAverageRainfall
January28°C / 82°F238 mm
February28°C / 82°F118 mm
March28°C / 83°F97 mm
April28°C / 83°F133 mm
May28°C / 83°F123 mm
June28°C / 82°F103 mm
July28°C / 82°F70 mm
August28°C / 82°F46 mm
September28°C / 83°F60 mm
October29°C / 84°F133 mm
November29°C / 83°F154 mm
December28°C / 83°F212 mm

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FAQs about Indonesia in May

May climate averages for Indonesia, 1991–2020.

Indonesia averages 28°C (83°F) in May, ranging from about 25°C (77°F) at night to 32°C (89°F) in the afternoon. That is a 1991–2020 average, so an individual week can run either side of it.

Some. About 123 mm falls across May, enough to need a light jacket but not enough to reshape a trip.

They are about the same. May averages 28°C (83°F) and June 28°C (82°F), so temperature alone will not decide between them.

May is about as warm as April, and 10 mm drier.

It is outside the easiest window. The most comfortable stretch here is June to September; May sits outside it, which usually means more heat, more rain, or both — worth it if you would rather have the place to yourself.

About 7.2 hours of sun a day on the 1991–2020 average.

This page does not show today's weather. It is a 1991–2020 climate normal from Meteostat — a long-run average of what May is usually like, which is what you want when booking months ahead. For today or the coming week, check a live forecast.

About 12 hours of daylight in mid-May, against 12 hours 16 minutes in December and 11 hours 59 minutes in June.

On 15 May, sunrise is about 06:04 and sunset about 18:04 local time. Both shift across the month.