New Delhi is 19°C (34.2°F) warmer by day, New Delhi has 12.8°C (23°F) warmer nights, London gets 51 mm (2 in) more rain a year.
London is at its warmest in July and coolest in February, while New Delhi peaks in May and bottoms out in January. Month for month, New Delhi is the warmer of the two in 12 of 12 months.
London is the wetter of the two, collecting 705 mm (27.8 in) of rain a year against 654 mm (25.7 in) in New Delhi. The most comfortable time to visit is June, July and August in London and February, March and November in New Delhi.
| London | Metric | New Delhi |
|---|---|---|
| 🌡️ Temperature | ||
| 14.3°C | 🌡️Average daytime high | 33.3°C |
| 6.2°C | 🌙Average nighttime low | 19°C |
| July | 🔥Hottest month | May |
| February | ❄️Coldest month | January |
| 🌧️ Rain | ||
| 705 mm | 🌧️Annual rainfall | 654 mm |
| October | ☔Wettest month | August |
| April | 🏜️Driest month | November |
| 💨 Climate | ||
| 85% | 💧Average humidity | 43% |
| 3.4 m/s | 💨Average wind speed | 2 m/s |
Overnight, London typically falls to around 6.2°C (43.2°F) while New Delhi settles near 19°C (66.2°F).
London is hottest in July and coldest in February, whereas New Delhi peaks in May and is coolest in January.
London sees the most rain in October and the least in April; New Delhi is wettest in August and driest in November.
London feels the more humid of the two, averaging 85% relative humidity against 43%.
For New Delhi, the pick of the year is February, March and November.
Month by month, here is the coldest night, the average day and the hottest afternoon each city can expect. Switch Compare to read rainfall, humidity, wind or solar instead, and Period to move between the long-term 45-year average and any single year — the shading is a quick warm-to-cool guide.
| Month | London | New Delhi | ||||
|---|---|---|---|---|---|---|
| Min | Avg | Max | Min | Avg | Max | |
| January | 1.3 | 4❄️ | 6.7 | 6.9 | 14.8❄️ | 22.6 |
| February | 1.2 | 4.4 | 7.5 | 9.6 | 18 | 26.5 |
| March | 2.5 | 6.5 | 10.4 | 15.1 | 23.9 | 32.7 |
| April | 4 | 8.7 | 13.3 | 21.3 | 30.1 | 38.9 |
| May | 7.1 | 11.9 | 16.7 | 26.7 | 34.5 | 42.4 |
| June | 10 | 14.9 | 19.9 | 29.5 | 35.9🔥 | 42.3 |
| July | 12.3 | 17.4🔥 | 22.4 | 28.3 | 33 | 37.7 |
| August | 12.3 | 17.3 | 22.4 | 26.3 | 30.6 | 34.9 |
| September | 10.1 | 14.8 | 19.5 | 23.6 | 29.1 | 34.6 |
| October | 7.5 | 11.3 | 15.1 | 18.8 | 26.2 | 33.5 |
| November | 4.3 | 7.2 | 10.2 | 13.5 | 21.2 | 29 |
| December | 2.4 | 4.9 | 7.3 | 8.8 | 16.6 | 24.3 |
| Annual Avg | 6.3 | 10.3 | 14.3 | 19 | 26.2 | 33.3 |
Min / mean / max temperature (°C). 🔥 marks each city's hottest month, ❄️ its coldest; shading runs cool blue to warm red.
The same figures plotted out, so the shape of a typical year is easier to see than in a grid. Where the two lines run close together London and New Delhi feel alike; where they separate, they are genuinely different places to be.
Hover or tap any point to read the exact figures. London New Delhi
See how London and New Delhi stack up against other cities. Swipe for more.
Choose which city to keep, then search for any other city in our database — we'll build the comparison for you.
Quick answers to the questions people ask most when comparing London and New Delhi — each drawn straight from the climate figures above.
New Delhi is the warmer of the two. It averages daytime highs of 33.3°C (91.9°F) against 14.3°C (57.7°F) in London — roughly 19°C (34.2°F) warmer by day. Nights are milder in New Delhi, with average lows of 19°C (66.2°F) versus 6.2°C (43.2°F).
London is hottest in July, averaging highs of about 22.4°C (72.4°F), while New Delhi peaks in May at around 42.4°C (108.3°F). That makes New Delhi the hotter of the two at the height of summer.
London gets colder. In its coldest month (February) overnight lows average about 1.2°C (34.2°F), compared with 6.9°C (44.5°F) at the low point of the year in New Delhi.
London is the wetter city, collecting about 705 mm (27.8 in) of rain a year versus 654 mm (25.7 in) in New Delhi. London is wettest in October and driest in April; New Delhi is wettest in August and driest in November.
London is the more humid of the two, averaging 85% relative humidity over the year against 43% in New Delhi.
The most comfortable months in London are June, July and August, when average temperatures are at their mildest.
New Delhi is at its most pleasant around February, March and November, based on the mildest average temperatures of the year.
New Delhi is the warmer city in all 12 months of the year. The gap is widest in May, about 22.6°C (40.7°F), and narrowest in January, about 10.8°C (19.4°F).
New Delhi has the bigger seasonal swing, about 21.1°C (38°F) between its coldest and hottest months versus 13.4°C (24.1°F) in London — so London has the steadier, more even climate.
On climate alone, New Delhi comes out ahead — it offers warmer days, less rain and lower humidity than London. London is the better fit only if you'd actually prefer cooler weather, more rainfall and a more humid climate.
Every figure on this page is calculated from NASA POWER satellite climate data spanning 1981–2025 (45 years). The averages describe the long-term climate of London and New Delhi, not a single year's weather or a short-range forecast.
