September at a glance
- Way in
- Kinnaur or Kunzum
- Kunzum Pass
- Usually open
- Chandratal
- Reachable
- Kaza by day
- About 15 °C
- Kaza at night
- About 2 °C
- Spiti Villa
- Open
Kaza temperatures are average highs and lows for September, 2001–2025; the coldest September night in that time was about −21 °C. Spiti weather month by month
Which way in
Both roads are open. The Kinnaur road settles once the monsoon ends, and the Manali side is open for the full circuit.
Weather
Kaza averages a high of about 15 °C and a low of about 2 °C. Skies are at their clearest, and the light turns gold on the barley fields.
Who September suits
Photographers, first-timers and anyone who wants the full circuit with fewer people. Nights get colder every week towards October, so pack for frost.
What’s open, and what isn’t
Usually reachable
- Every village on the main roads, and the high loop to Langza, Hikkim and Komic
- Kunzum Pass, Losar and Chandratal
- Pin Valley up to Mudh
- Cafés, restaurants and homestays across the valley
Closed or cut off
- Nothing major, in a normal year
Quick answers
Is September a good time to visit Spiti?
Yes, many think it is the best: dry, clear and quieter than July and August, with both roads open.
Is Chandratal open in September?
Usually, yes, while the Kunzum road is open. Nights at the lake, at about 4,300 m, are bitterly cold by late September.
Sources
- Kunzum Pass, Wikipedia
- Chandratal Lake guide, Himalayan Brothers
- Open-Meteo historical weather API (ERA5 reanalysis), Kaza, daily data 2001–2025, averages computed 14 November 2026