Riau weather
Today's sky, the hour-by-hour rain chance and the 16-day forecast for Riau, Indonesia. Like most weather services, we show Riau at one spot: Batam, its largest city. At 4:45 AM local time it was clear and 27°C (80°F). Light rain for 2 of the next 24 hours (under 1 mm/h, 0.3 mm total) — cloudy, but fine to be out. Best months for weather: Feb, Jun, Aug.
Current conditions
- Clouds
- 19%
- Chance of rain
- 2%
- Rain
- 0.0 mm/h
Hourly Forecast
Light rain for 2 of the next 24 hours (under 1 mm/h, 0.3 mm total) — cloudy, but fine to be out
Daily Forecast
Best Time to Visit
Peak season Feb, Jun, AugOff season Nov–Dec
About Batam weather
Is it raining in Batam right now?
No. It’s clear and 27° right now. Light rain for 2 of the next 24 hours (under 1 mm/h, 0.3 mm total) — cloudy, but fine to be out.
What’s the weather like in Batam this week?
Over the next 7 days, expect highs of 30–32° and lows of 24–27°. Rain is likely on 7 of 7 days (Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday). The driest day looks like Sunday.
Has it been raining in Batam lately?
In the past 7 days, Batam had 6 rainy days and 45.8 mm of rain in total.
What should I pack for Batam?
For the coming week, bring an umbrella or rain jacket, light, breathable clothes and sunscreen.
Riau weather by month
When is the best time to visit Riau?
Based on weather alone, the best time to visit Riau is Feb, Jun, Aug, according to NASA's 2001–2025 climate averages. Nov–Dec tends to be the least pleasant. Average highs run from 28°C (83°F) in January to 30°C (86°F) in May.
What is the rainiest month in Riau?
December is the wettest month, with about 302 mm (11.9 in) of rain on average. February is the driest, with about 108 mm (4.3 in).
What is the hottest month in Riau?
May is the warmest, with average highs of 30°C (86°F) and lows of 28°C (82°F). January is the coolest, with highs of 28°C (83°F) and lows of 25°C (78°F).
How warm is the sea in Riau?
The sea is warmest in May at about 31°C (88°F) and coolest in January at about 28°C (83°F). It is warm enough for swimming all year.
Riau weather month by month
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis for Batam), sea temperature from Open-Meteo Marine, forecast and current conditions from Open-Meteo. Page updated . How we rate months