Darjeeling weather in September
September in Darjeeling: nice, soaked, with muggy air — fine if you can take 29 rainy days.
Updated September 2026 · climate normals from ERA5 reanalysis
#10 of 12 months in Darjeeling · #1024 of 1413 destinations to visit in September · comfort 66/100 (tier C)
- Days
- 19°C
- Nights
- 14°C
- Wet days
- 29
- Sun
- 6.9 h
- Humidity
- 91%
- Daylight
- 12 h

Traveller notes on Darjeeling in September
Notes from nearby Paro (122 km away)
Darjeeling doesn't have its own notes for September yet — these are about Paro, close enough to share the season.
Paro-forum threads on early September conditions call this genuinely the tail end of the monsoon, posters describing occasional light afternoon showers as the more likely pattern rather than the heavier storms of peak summer. Regulars recommend a real raincoat regardless, though operators typically supply umbrellas. Posters call nobody able to guarantee a fully clear trip this early, though past visitors report generally pleasant conditions with real sun between clouds. Regulars call October and November noticeably more reliable for anyone with flexible dates, September sitting right at the seasonal changeover. Posters describe the Tiger's Nest hike as still genuinely doable in September, trail conditions muddy in spots but not closed. Regulars recommend real layers for the cooler evenings, especially at Paro's elevation compared with lower valleys. The record: 25.2C days feeling like 27C, 15.1C nights, an extraordinarily high 417.6mm across nearly 30 days and 90 percent humidity.
Other months in Darjeeling
Darjeeling-forum threads on a February visit describe this as genuinely deep off-season, posters naming nights below freezing and days in the low single digits as standard this time of year. Regulars call strong early-morning wind a real recurring complaint, several posters naming this as a factor that makes the cold feel worse than the temperature alone suggests. Posters call Sandakphu nearby the real place where snow actually gathers, several regulars naming mid-December through February as that window, while snow in Darjeeling town itself stays genuinely rare. Regulars call clear February skies a real upside, several threads naming good Kanchenjunga views as the payoff for visiting during the cold, quiet stretch. Posters recommend real serious cold-weather layers for a February trip, several regulars calling this standard given how sharp the wind chill gets. The record: 11.3C days, 3.1C nights, an extraordinarily high 168.7mm across nearly 23 days and 80 percent humidity.
Darjeeling-forum threads on April weather call this genuinely mid-season locally, posters describing the strongest windows as April through June and then September through December. Regulars call conditions mostly tourist-friendly this month, pleasant to slightly cool with a real but limited chance of showers. Posters call hotel occupancy generally manageable in April, though booking ahead with family in tow is still recommended for peace of mind. Regulars call the toy train, tea gardens and Tiger Hill sunrise viewpoint all real April highlights, mountain visibility considered better here than during the hazier pre-monsoon months elsewhere in the country. Posters recommend real layers for the morning and evening chill despite comfortable daytime warmth, hill station elevation here making a genuine difference. The record: 17.6C days feeling like 17C, 8.7C nights, an extraordinarily high 377.1mm across over 28 days and 83 percent humidity.
Darjeeling-forum threads on March weather describe a genuinely pleasant, crisp stretch, daytime temperatures comfortable for walking and clear enough on a good morning for real Kanchenjunga views from Tiger Hill, though posters are consistent nights and early mornings stay cold enough that proper woolens are non-negotiable, especially for the pre-dawn viewpoint crowd. Scattered showers are called common enough that a waterproof layer is standing advice even under a promising morning sky. Regulars are candid that visibility is the real variable - a clear March day here delivers some of the best mountain views of the year, while a cloudy stretch can hide the peaks entirely for several days running. The town itself stays comfortably walkable throughout, tea gardens especially scenic this time of year. The record: 14.7C days feeling like 14C, 5.7C nights, a notably high 315mm across nearly 29 days, 78 percent humidity and 10 hours of sun.
Darjeeling-forum threads on August weather are direct that this sits at the peak of the monsoon, rain expected daily and posters calling it genuinely not a great month to visit given how much it disrupts outdoor plans. Fog typically accompanies the rain, obscuring the famous Kanchenjunga and Tiger Hill sunrise views that draw most visitors in the first place. The terrain adds a real safety factor - these are landslide-prone hills, and road blockages are a genuine possibility during the heaviest stretches. Regulars recommend pushing a trip to mid-or-late September instead, once monsoon intensity has eased. That said, some posters find a certain charm in the wet, quiet hill-station atmosphere. The record: 19.8C days feeling like 22C, 15.2C nights, an extraordinarily high 691mm across nearly 31 days, 92 percent humidity and just 6.3 hours of sun - among the wettest entries anywhere on this dataset.
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Darjeeling climate normals — September
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Darjeeling in September
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
BusyDurga Puja and Dashain, school holidays in 3 of the markets that fill it(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Darjeeling's weather
Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).
Toughest weatherDarjeeling's weather peaks November–January.
September coincides with Monsoon and landslide season.
Best weatherFair weatherToughest weather
What's on in Darjeeling in September
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Rule
Toy train runs and monsoon gaps
1 Jan – 31 DecBook earlyClosuresThe steam joyrides to Ghum book out weeks ahead in season, and the full line from the plains is suspended for weeks at a time when the monsoon takes the track out. Check before you plan the arrival around it. Source ↗
- Hazard
Monsoon and landslide season
15 Jun – 20 Sep · usuallyClosuresThe eastern Himalaya takes some of the heaviest rain in India, and slips regularly close NH-10 up from Siliguri and the Rohini road, sometimes for days. The town keeps working; getting to it is the problem. Source ↗
- Holiday
Durga Puja and Dashain
25 Sep – 25 Oct · usuallySchool holidaysCrowdedBook earlyClosuresBengal's biggest holiday and the Nepali Dashain fall together, and the whole of Kolkata seems to come up the hill. It is the busiest fortnight of the Darjeeling year and the one to book months ahead. Source ↗
- Season
Wet season
MonsoonRisk29 rainy days and about 527 mm in the month — the real kind of rainy season, not afternoon showers.
from the climate normals
Nearby, and something's on
Within 300 km of Darjeeling — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is Darjeeling?
Darjeeling in September — FAQ
- Is September a good time to visit Darjeeling?
- September in Darjeeling: nice, soaked, with muggy air — fine if you can take 29 rainy days. It ranks #10 of 12 months for Darjeeling on SeasonMap's comfort score (66/100).
- What is the weather like in Darjeeling in September?
- In September, Darjeeling averages a daily high of 19.3°C and a low of 14.3°C, with about 527 mm of rain over roughly 28.8 rainy days.
- What is the air quality in Darjeeling in September?
- Darjeeling has a mean US Air Quality Index of about 54 in September.
Within 300 km: Thimphu's Thimphu Tshechu on 21–23 Sep.