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Arunachal Pradesh in September

Monsoon edges out. Skies clear progressively; high routes reopen reliably.

The green Tawang valley in Arunachal Pradesh — Arunachal Pradesh, September

Season: Monsoon edges out. Skies clear progressively; high routes reopen reliably.
Festivals: 1 this month

Festivals

What's on in September

Adi. Ask us and we will confirm what is running before you commit.

Where to go

Places that make sense in September

The main temple (Dukhang) of Tawang Monastery, Arunachal Pradesh

Arunachal Pradesh Tawang

A monastery town at the end of the road, 2,700m up, behind Sela Pass.

High valley with wooden bridge, representative of Mechuka

Arunachal Pradesh Mechuka

The forbidden-looking valley 29km from Tibet.

Remote high valley headquarters, representative of Anini

Arunachal Pradesh Anini

The Dibang valley’s far headquarters.

Valley and lake landscape, representative of Roing

Arunachal Pradesh Roing

The Idu Mishmi valley below Mayudia.

Snowy pass landscape, representative of Mayudia

Arunachal Pradesh Mayudia Pass

The snowy pass on the Anini road.

Entry rules

Permits in September

Indians need an ILP (eilp.arunachal.gov.in); foreign nationals need a Protected Area Permit.

Months

January February March April May June July August September October November December

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Facts checked against the official Arunachal Pradesh tourism portal · Last verified 2026-09-26

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