Banjarmasin Weather in January
January in Banjarmasin brings very high temperatures, with daytime highs of 31°C (88°F) and nights around 24°C (75°F). It's part of the rainy season, with 315 mm (12 in) of rainfall on average, so an umbrella or poncho is a good idea.
Rainfall in Banjarmasin in January
As part of the rainy season, Banjarmasin sees around 19 days of rain in January, with an average of 315 mm (12 in). The rain this month falls heavily when it arrives. Late afternoons in particular can see strong showers, so waterproofs are worth keeping handy.
Temperature in Banjarmasin in January
Temperatures in Banjarmasin in January top out at 31°C (88°F) and drop to 24°C (75°F) overnight. If you're spending a lot of time outdoors, it helps to plan around the warmer part of the day. Nights are warm at 24°C (75°F). It's worth making sure your accommodation has decent ventilation or air conditioning.January in Banjarmasin 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 Banjarmasin's climate page.
Banjarmasin Temperature in January
Min Temperature
24°C (75°F)
Max Temperature
31°C (88°F)
Chance of Rain
62%
Precipitation
315 mm (12 in)
Rainy days
19 days
Daily Historical Temperatures
48-year average (1976-2026)
Based on our historical records, temperatures in Banjarmasin 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
48-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 Banjarmasin in January
Browse day-by-day weather records for Banjarmasin spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Banjarmasin historical weather extremes in January
Our historical data for Banjarmasin spans 2004 to 2025, revealing these weather extremes.
- The warmest day in January was on January 21, 2008, with a maximum of 35°C (95°F).
- Banjarmasin experienced its chilliest January day on January 26, 2023, reaching only 25°C (77°F).
- The coldest night in January in Banjarmasin was on January 27, 2023, with a minimum of 22°C (72°F).
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 Banjarmasin in January
Warm but pleasant conditions in Banjarmasin 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.What To Do in Banjarmasin 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 Banjarmasin's climate page.
See the full Banjarmasin climate overview or explore weather in Indonesia.
