Iran Mountains

Mountains
Iran Mountains PontianakPalangka RayaPangkalan BunTanjung PutingBanjarmasinBalikpapanSamarindaDerawan IslandsIran Mountains
In this guide

Iran Mountains essentials

Address: Iran Mountains region, East Kalimantan, Indonesia
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When to Go

Best Time to Visit Iran Mountains

The dry season (May-September) is the most practical time for travel in East Kalimantan's mountainous interior.

Dry season
May-Sep · 24-32°C
Easier trekking and more stable river levels.
Wet season
Oct-Apr · 24-30°C
Heavy rains and swollen rivers; some routes may be impassable.

Weather & Climate near Iran Mountains

Climate

Iran Mountains's climate is classified as Tropical Rainforest - Tropical Rainforest climate with consistently warm temperatures year-round. Temperatures range from 16°C to 25°C. Heavy rainfall (3553 mm/year), wettest in November, distributed fairly evenly throughout the year.

Air Quality: AQI 60 Moderate
Best Time to Visit
AprilMayAugust
Temperature & Rainfall
Temperature Range
28°
Warmest Month
14°
Coldest Month
Monthly Conditions
Month Comfort Temp Feels Rain Sky Humidity Wind UV Daylight
January Good 16° - 24° 20° 273 mm overcast 92% 1.3 m/s 2.0 extreme 11.9h
February Good 16° - 24° 20° 244 mm overcast 90% 1.5 m/s 2.2 extreme 11.9h
March Good 16° - 25° 20° 312 mm overcast 90% 1.4 m/s 2.4 extreme 12.0h
April Good 16° - 25° 20° 349 mm overcast 91% 1.3 m/s 2.4 extreme 12.1h
May Good 16° - 25° 20° 344 mm overcast 92% 1.3 m/s 2.2 extreme 12.1h
June Good 16° - 24° 20° 251 mm overcast 91% 1.1 m/s 2.1 extreme 12.1h
July Good 16° - 24° 20° 232 mm overcast 91% 1.3 m/s 2.1 extreme 12.1h
August Good 16° - 24° 20° 245 mm overcast 90% 1.4 m/s 2.2 extreme 12.1h
September Good 16° - 24° 20° 320 mm overcast 90% 1.6 m/s 2.2 extreme 12.0h
October Good 16° - 24° 20° 330 mm overcast 91% 1.6 m/s 2.1 extreme 12.0h
November Good 16° - 24° 20° 352 mm overcast 92% 1.5 m/s 2.0 extreme 11.9h
December Good 16° - 24° 20° 301 mm overcast 92% 1.3 m/s 2.0 very high 11.9h
Getting There & Around

How to Get to Iran Mountains

Access to the Iran Mountains is typically from regional towns in East Kalimantan. Travel requires riverboats, small aircraft or 4x4 overland routes; coordinate logistics with local guides or conservation organizations.

Tips for Visiting Iran Mountains

  • If conducting fieldwork or visiting for conservation reasons, coordinate with local forestry or conservation offices for access permits.
  • Be aware that remote mountain areas of East Kalimantan can be logistically challenging-arrange guides, transport and supplies in advance.
  • Respect indigenous land-use practices-many upland forest areas are managed by local communities.