Delhi in September
Delhi, India
Monsoon humidity lingers despite cooling temps, making outdoor sightseeing uncomfortable midday
September transitions Delhi out of monsoon. Rain tapers sharply after mid-month, temperatures hold at 28-35°C, and the city's greenery reaches maximum saturation. Post-monsoon Delhi has clean monuments, full gardens, and pre-festival anticipation.
The September story
This is Delhi's most underrated month. The monuments have been washed clean by three months of rain and the gardens are at peak green. Humayun's Tomb, Lodhi Garden, and the Qutub complex all photograph at their best. The cultural season begins to ramp: galleries mount new exhibitions, theatre seasons start. Late September sometimes catches the beginning of Navratri celebrations. The Delhi food scene transitions: monsoon street food gives way to festival preparations, and sweet shops begin their Diwali season production. Rooms: ₹2,000-12,000/night as business travel resumes.
Why September scores 6.0/10
Weather
Rain easing, 27-34°C. Humidity still high. Lodhi Garden and monuments greener. Manageable mornings. Tourist crowds starting to return.
Who should go
- ✓First-time travelers
- ✓Senior citizens
- ✓Photographers wanting rain-cleaned monuments in green settings
- ✓Cultural travellers catching the start of Delhi's performance season
- ✓Strategic visitors avoiding both monsoon and the October-November pollution spike
Who should think twice
- ✗Heat-sensitive visitors — September is still warm and humid
- ✗Visitors expecting autumn weather — Delhi does not have autumn
- ✗Air quality obsessives — September is clean but October will change that
All 12 Months
| Month | Score | Note |
|---|---|---|
| January | 6.0/10 | Cold 4-18C. Dense fog disrupts flights/trains. But monuments uncrowded. |
| February | 8.0/10 | Warming 8-24C. Fog lifting. Republic Day if early Feb. |
| March | 8.0/10 | Spring 15-30C. Holi celebrations. Lodhi Garden blooming. |
| April | 6.0/10 | Heating up 25-38°C. Mornings still manageable for Red Fort and Qutub Minar. Midday punishing. Mughal Gardens closing. AC transport essential. |
| May | 2.0/10 | Brutal 35-45°C. Outdoor heritage walks dangerous. Even Humayun's Tomb garden bakes. Dust storms (loo) possible. Only AC museums viable. |
| June | 2.0/10 | Worst 40-47°C pre-monsoon. Asphalt melts. Chandni Chowk unbearable. Heatstroke reports common. Even locals avoid outdoors 11am-4pm. Do not visit. |
| July | 4.0/10 | Monsoon relief but waterlogging, humidity, mosquitoes. |
| August | 4.0/10 | Monsoon 28-36°C. High humidity. Yamuna floods. Waterlogging in old Delhi. Independence Day (Aug 15) Red Fort ceremony worth braving weather for. |
| Septemberviewing | 6.0/10 | Rain easing, 27-34°C. Humidity still high. Lodhi Garden and monuments greener. Manageable mornings. Tourist crowds starting to return. |
| October | 10.0/10 | Best month, 20-33°C. Post-monsoon air cleanest all year. Perfect for Humayun's Tomb, Qutub, Red Fort. Dussehra celebrations. Book ahead. |
| November | 8.0/10 | Pleasant 12-28°C but severe Diwali smog spike (AQI 400+) first two weeks. Clear up by mid-Nov. Wear N95 mask early month. Late Nov excellent. |
| December | 6.0/10 | Cold, foggy, terrible air quality. But Christmas markets. |
Ready to book your stay?
We sit before the booking layer, not beside it — compare prices on the platforms below.
Tours and experiences
Treks, safaris and day tours — compare on the platforms below.
We don't take payment to feature any destination, stay or operator. Book through a link here and we may earn a small commission, at no extra cost to you. It never affects our scores or recommendations. Editorial policy
Don't miss the next Delhi window
One Sunday briefing on where to actually go in India, plus a 3-week heads-up before each destination you save hits its peak month. No spam.
Free. No sponsored picks. Unsubscribe in one click.