Climate Insights for Barabai

Kabupaten Hulu Sungai Tengah, Provinsi Kalimantan Selatan, Indonesia

Hottest
September
32°C peak
Coldest
August
22°C low
Wettest
November
288mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Barabai is hot. The average annual temperature is 26°C and approximately 2416mm of precipitation falls per year. Barabai receives a notable amount of rainfall throughout the year, including during its driest month. Barabai sits near the equator, so seasonal temperature differences are minimal throughout the year.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 30° Average: 26° Min: 23° Feb Max: 30° Average: 26° Min: 23° Mar Max: 31° Average: 26° Min: 23° Apr Max: 31° Average: 26° Min: 24° May Max: 31° Average: 27° Min: 24° Jun Max: 31° Average: 26° Min: 23° Jul Max: 31° Average: 26° Min: 23° Aug Max: 32° Average: 26° Min: 22° Sep Max: 32° Average: 26° Min: 23° Oct Max: 32° Average: 27° Min: 23° Nov Max: 31° Average: 26° Min: 23° Dec Max: 30° Average: 26° Min: 23°
Max
Average
Min

Barabai has relatively stable temperatures year-round, staying within a 10°C range. The warmest month is September, when average highs reach 32°C and the mean temperature sits around 26°C. August is the coolest month, with minimum temperatures around 22°C and an average of 26°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 212mm Feb Precipitation: 201mm Mar Precipitation: 272mm Apr Precipitation: 233mm May Precipitation: 218mm Jun Precipitation: 190mm Jul Precipitation: 130mm Aug Precipitation: 111mm Sep Precipitation: 143mm Oct Precipitation: 211mm Nov Precipitation: 288mm Dec Precipitation: 208mm
Precipitation

Barabai is a very wet location, receiving approximately 2416mm of precipitation annually, which averages out to around 201mm per month. The wettest month is November, averaging 288mm of rainfall. March and April also tend to see above-average precipitation. The driest month is August, with just 111mm. That's 177mm less than November, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.

Wind

0km/h 5km/h 10km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 8km/h Feb Wind Speed: 8km/h Mar Wind Speed: 7km/h Apr Wind Speed: 7km/h May Wind Speed: 6km/h Jun Wind Speed: 6km/h Jul Wind Speed: 6km/h Aug Wind Speed: 7km/h Sep Wind Speed: 8km/h Oct Wind Speed: 7km/h Nov Wind Speed: 7km/h Dec Wind Speed: 8km/h
Wind Speed

Barabai is relatively calm, with an average annual wind speed of 7km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is December, averaging 8km/h, though still comfortable for most outdoor activities. The calmest conditions occur in June, with average winds dropping to 6km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 2km/h gap between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Sep 23
Summer
Dec 21
Autumn
Mar 20

89 days until Winter

It is currently autumn in Barabai, which began on March 20, 2026. Barabai sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in September at around 32°C, while the coldest stretch bottoms out in August near 22°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 23 to 32°C. Rainfall is heavy, totalling around 642mm across the season with a monthly average of 214mm. Winds are generally light, averaging 7km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 23 to 30°C. Rainfall is heavy, totalling around 621mm across the season with a monthly average of 207mm. Winds are generally light, averaging 8km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 23 to 31°C. Rainfall is heavy, totalling around 723mm across the season with a monthly average of 241mm. Winds are generally light, averaging 6km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 22 to 32°C. Rainfall is heavy, totalling around 430mm across the season with a monthly average of 143mm. Winds are generally light, averaging 6km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Monthly Climate Data

The table below shows monthly climate averages for Barabai based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
23 °C
30 °C
8 km/h
212 mm
0 cm
Feb
23 °C
30 °C
8 km/h
201 mm
0 cm
Mar Current
23 °C
31 °C
7 km/h
272 mm
0 cm
Apr
24 °C
31 °C
7 km/h
233 mm
0 cm
May
24 °C
31 °C
6 km/h
218 mm
0 cm
Jun
23 °C
31 °C
6 km/h
190 mm
0 cm
Jul
23 °C
31 °C
6 km/h
130 mm
0 cm
Aug
22 °C
32 °C
7 km/h
111 mm
0 cm
Sep
23 °C
32 °C
8 km/h
143 mm
0 cm
Oct
23 °C
32 °C
7 km/h
211 mm
0 cm
Nov
23 °C
31 °C
7 km/h
288 mm
0 cm
Dec
23 °C
30 °C
8 km/h
208 mm
0 cm
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Metric (°C, km/h)