Climate Insights for Tanjung Harapan Airport

, Provinsi Kalimantan Timur, Indonesia

Hottest
August
32°C peak
Coldest
February
24°C low
Wettest
November
351mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Tanjung Harapan Airport is hot. The average annual temperature is 27°C and approximately 3329mm of precipitation falls per year. Tanjung Harapan Airport receives a notable amount of rainfall throughout the year, including during its driest month. Tanjung Harapan Airport 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: 31° Average: 27° Min: 24° Feb Max: 31° Average: 27° Min: 24° Mar Max: 32° Average: 27° Min: 24° Apr Max: 32° Average: 27° Min: 24° May Max: 32° Average: 28° Min: 24° Jun Max: 32° Average: 27° Min: 24° Jul Max: 32° Average: 27° Min: 24° Aug Max: 32° Average: 27° Min: 24° Sep Max: 32° Average: 27° Min: 24° Oct Max: 32° Average: 27° Min: 24° Nov Max: 32° Average: 27° Min: 24° Dec Max: 32° Average: 27° Min: 24°
Max
Average
Min

Tanjung Harapan Airport has relatively stable temperatures year-round, staying within a 8°C range. The warmest month is August, when average highs reach 32°C and the mean temperature sits around 27°C. February is the coolest month, with minimum temperatures around 24°C and an average of 27°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 350mm 400mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 329mm Feb Precipitation: 201mm Mar Precipitation: 269mm Apr Precipitation: 225mm May Precipitation: 296mm Jun Precipitation: 285mm Jul Precipitation: 230mm Aug Precipitation: 230mm Sep Precipitation: 288mm Oct Precipitation: 295mm Nov Precipitation: 351mm Dec Precipitation: 329mm
Precipitation

Tanjung Harapan Airport is a very wet location, receiving approximately 3329mm of precipitation annually, which averages out to around 277mm per month. The wettest month is November, averaging 351mm of rainfall. December and January also tend to see above-average precipitation. The driest month is February, with just 201mm. That's 151mm less than November, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around.

Wind

0km/h 5km/h 10km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 7km/h Feb Wind Speed: 9km/h Mar Wind Speed: 8km/h Apr Wind Speed: 7km/h May Wind Speed: 6km/h Jun Wind Speed: 6km/h Jul Wind Speed: 7km/h Aug Wind Speed: 7km/h Sep Wind Speed: 7km/h Oct Wind Speed: 7km/h Nov Wind Speed: 7km/h Dec Wind Speed: 7km/h
Wind Speed

Tanjung Harapan Airport 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 February, averaging 9km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 6km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 3km/h between the calmest and windiest months.

Seasons

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

89 days until Summer

It is currently spring in Tanjung Harapan Airport, which began on March 20, 2026. Tanjung Harapan Airport sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in August at around 32°C, while the coldest stretch bottoms out in February near 24°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 24 to 32°C. Rainfall is heavy, totalling around 791mm across the season with a monthly average of 264mm. Winds are generally light, averaging 7km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 24 to 32°C. Rainfall is heavy, totalling around 744mm across the season with a monthly average of 248mm. Winds are generally light, averaging 7km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 24 to 32°C. Rainfall is heavy, totalling around 935mm across the season with a monthly average of 312mm. Winds are generally light, averaging 7km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 24 to 32°C. Rainfall is heavy, totalling around 859mm across the season with a monthly average of 286mm. Winds are generally light, averaging 7km/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 Tanjung Harapan Airport 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
24 °C
31 °C
7 km/h
329 mm
0 cm
Feb
24 °C
31 °C
9 km/h
201 mm
0 cm
Mar Current
24 °C
32 °C
8 km/h
269 mm
0 cm
Apr
24 °C
32 °C
7 km/h
225 mm
0 cm
May
24 °C
32 °C
6 km/h
296 mm
0 cm
Jun
24 °C
32 °C
6 km/h
285 mm
0 cm
Jul
24 °C
32 °C
7 km/h
230 mm
0 cm
Aug
24 °C
32 °C
7 km/h
230 mm
0 cm
Sep
24 °C
32 °C
7 km/h
288 mm
0 cm
Oct
24 °C
32 °C
7 km/h
295 mm
0 cm
Nov
24 °C
32 °C
7 km/h
351 mm
0 cm
Dec
24 °C
32 °C
7 km/h
329 mm
0 cm
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Metric (°C, km/h)