Jakarta Weather in January
Jakarta in January sees very high temperatures, with highs around 31°C (88°F) and overnight lows of 24°C (75°F). With the rainy season in full effect, expect around 325 mm (13 in) of rainfall and regular showers throughout the month.
Rainfall in Jakarta in January
As part of the rainy season, Jakarta sees around 17 days of rain in January, with an average of 325 mm (13 in). Showers during the rainy season tend to be heavy and can come down intensely. An umbrella is often not enough, so a poncho or waterproof jacket is a better choice.
Temperature in Jakarta in January
In January, Jakarta sees very high temperatures, with highs of 31°C (88°F). Nights drop to around 24°C (75°F). Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. With overnight lows of 24°C (75°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.
Sunshine in Jakarta in January
The area enjoys a moderate level of sunlight, with around 188 hours. It's a good balance between sunny and rainy days.
Wind Speed in Jakarta in January
January has wind speeds averaging 1 m/s (2 knots). You can expect very gentle conditions with light air movement on typical days. Since this is an average, daily weather varies from perfectly still moments to some breezier days.
Average water temperature in January
With water at 28°C (82°F), you can expect warm, pleasant conditions for any water activity. There's no adjustment period — it feels comfortable straight away.January in Jakarta has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Indonesia, check out our Jakarta's climate page.
Jakarta Temperature in January
Min Temperature
24°C (75°F)
Max Temperature
31°C (88°F)
Water Temperature
28°C (82°F)
Chance of Rain
56%
Precipitation
325 mm (13 in)
Rainy days
17 days
Humidity
85%
Windspeed
1 m/s (2 knots)
Sunshine
188 hours
Percentage Sunshine
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Jakarta typically stay consistent throughout January, with daily highs averaging around 31°C (88°F). Nights are warm, with lows around 24°C (75°F).
Average temperatures in January
Daily Historical Precipitation
51-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather for Jakarta in January
Browse day-by-day weather records for Jakarta spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Jakarta historical weather extremes in January
Our historical data for Jakarta spans 1991 to 2025, revealing these weather extremes.
- The warmest day in January was on January 15, 1997, with a maximum of 37°C (99°F).
- The lowest daytime temperature in January was 23°C (73°F), recorded on January 25, 1992.
- The lowest overnight temperature recorded in January was 18°C (64°F) (January 1, 1994).
Best Places in Indonesia in January
Find out more about the weather in Indonesia and which places have the best travel conditions in this month. See all of Indonesia in January →
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What to Wear in Jakarta in January
Warm but pleasant conditions in Jakarta in January. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. The water temperature sits at about 28°C (82°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Jakarta in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Indonesia, check out our Jakarta's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Jakarta climate overview or explore weather in Indonesia.
