SeasonScore
Delhi, India
Photo: Biswarup Ganguly · CC BY 3.0

India

Delhi in September

🌧️ Southwest monsoon

Hot, humid and some showers. Watch for hazy air.

🎒 Pack: light, breathable clothes & sunscreen · compact umbrella or rain jacket · quick-dry fabrics · N95 mask for hazy days

Best months: Sep (7.3), Jan (6.9), Feb (6.9)

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Why September scores 7.3What goes into the score

How it works
🌡️ 34° / 24°C🌧️ 106 mm💧 dew pt 22°🍃 PM2.5 38
  • Weather comfort7.0
    • !Hot (34°C highs / 24°C lows)
    • !Very humid/sticky (dew point 22°C)
    • !Wet: ~106 mm rain, ~3 heavy-rain days
  • Air quality5.3
    • !Elevated (PM2.5 ~38 µg/m³)
  • Seasonal hazards10.0
    • ·No notable seasonal hazards
  • Safety baseline7.0
    • ·Increased caution
Compare monthsPut September side by side with another month
SepJan
Score7.3 Good6.9 Good
Season🌧️ Southwest monsoon🌫️ Winter
High / low34° / 24°19° / 8°
Rain106 mm18 mm
Humiditydew pt 22°dew pt 2°
PM2.538 µg/m³142 µg/m³

Typical-month data: NASA POWER (MERRA-2 reanalysis) 2015–2024 (modelled, not a forecast). Temperatures: South Delhi weather-station normals. Rainfall: South Delhi weather-station normals (national met service).

Holidays & crowdsSeptember 2027

No long holidays

No long public-holiday weekends this month. School holidays aren't counted, so check those if you want to avoid family crowds.

No national public holidays in India this month.

National holidays only; regional holidays and school breaks aren't included. Source: holidays (open-source public-holiday calendar).

Explore DelhiEvents, sights, food & souvenirs

Check event dates locally

India's capital region, mixing Mughal monuments and the bazaars of Old Delhi with the wide avenues of New Delhi.

Events in September

No major events on our calendar for September.

Coming up later

DiwaliDate variesHindu calendar — October or November

The festival of lights with lamps, sweets and fireworks.

Why go: Air quality is often very poor in this period.

Where: Citywide

Republic Day ParadeEvery year26 January every year

A large military and cultural parade.

Why go: Seats are ticketed and security is tight; rehearsals affect traffic in the preceding days.

Where: Kartavya Path

HoliDate variesHindu calendar — usually March

The festival of colours, with people throwing coloured powder.

Why go: Wear old clothes and protect eyes and phones.

Where: Citywide