New Delhi is 16.3°C (29.3°F) warmer by day, New Delhi has 14.8°C (26.6°F) warmer nights, Cologne gets 168 mm (6.6 in) more rain a year.
Cologne is at its warmest in August and coolest in January, while New Delhi peaks in June and bottoms out in January. Month for month, New Delhi is the warmer of the two in 12 of 12 months.
Cologne is the wetter of the two, collecting 822 mm (32.4 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 Cologne and February, March and November in New Delhi.
| Cologne | Metric | New Delhi |
|---|---|---|
| 🌡️ Temperature | ||
| 21.1°C | 🌡️Average daytime high | 37.4°C |
| 0°C | 🌙Average nighttime low | 14.8°C |
| August | 🔥Hottest month | June |
| January | ❄️Coldest month | January |
| 🌧️ Rain | ||
| 822 mm | 🌧️Annual rainfall | 654 mm |
| December | ☔Wettest month | August |
| April | 🏜️Driest month | November |
| 💨 Climate | ||
| 82% | 💧Average humidity | 43% |
| 3 m/s | 💨Average wind speed | 2 m/s |
Overnight, Cologne typically falls to around 0°C (32°F) while New Delhi settles near 14.8°C (58.6°F).
Cologne is hottest in August and coldest in January, whereas New Delhi peaks in June and is coolest in January.
Cologne sees the most rain in December and the least in April; New Delhi is wettest in August and driest in November.
Cologne feels the more humid of the two, averaging 82% 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 | Cologne | New Delhi | ||||
|---|---|---|---|---|---|---|
| Min | Avg | Max | Min | Avg | Max | |
| January | -8.2 | 1.1❄️ | 10.5 | 2.7 | 14.8❄️ | 26.9 |
| February | -7.4 | 2.2 | 11.9 | 4.8 | 18.2 | 31.6 |
| March | -4 | 6.5 | 16.9 | 9.4 | 23.9 | 38.5 |
| April | -2.2 | 9.6 | 21.4 | 15.3 | 29.4 | 43.5 |
| May | 2.1 | 13.7 | 25.2 | 22.1 | 34.2 | 46.3 |
| June | 6.1 | 17.7 | 29.2 | 25.8 | 36.1🔥 | 46.3 |
| July | 8.9 | 20.2🔥 | 31.6 | 25.8 | 34.3 | 42.9 |
| August | 8.6 | 20.1 | 31.7 | 24.2 | 31.2 | 38.3 |
| September | 5.4 | 16.2 | 27 | 20.3 | 28.9 | 37.4 |
| October | 0.6 | 11.2 | 21.7 | 14.7 | 25.5 | 36.4 |
| November | -3.2 | 6.1 | 15.3 | 8.8 | 20.6 | 32.4 |
| December | -6.8 | 2.2 | 11.2 | 4.2 | 16.1 | 28 |
| Annual Avg | 0 | 10.6 | 21.1 | 14.8 | 26.1 | 37.4 |
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 Cologne 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. Cologne New Delhi
See how Cologne 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 Cologne and New Delhi — each drawn straight from the climate figures above.
New Delhi is the warmer of the two. It averages daytime highs of 37.4°C (99.3°F) against 21.1°C (70°F) in Cologne — roughly 16.3°C (29.3°F) warmer by day. Nights are milder in New Delhi, with average lows of 14.8°C (58.6°F) versus 0°C (32°F).
Cologne is hottest in August, averaging highs of about 31.7°C (89°F), while New Delhi peaks in June at around 46.3°C (115.4°F). That makes New Delhi the hotter of the two at the height of summer.
Cologne gets colder. In its coldest month (January) overnight lows average about -8.2°C (17.2°F), compared with 2.7°C (36.9°F) at the low point of the year in New Delhi.
Cologne is the wetter city, collecting about 822 mm (32.4 in) of rain a year versus 654 mm (25.7 in) in New Delhi. Cologne is wettest in December and driest in April; New Delhi is wettest in August and driest in November.
Cologne is the more humid of the two, averaging 82% relative humidity over the year against 43% in New Delhi.
The most comfortable months in Cologne 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 20.5°C (36.9°F), and narrowest in August, about 11.1°C (20°F).
New Delhi has the bigger seasonal swing, about 21.3°C (38.3°F) between its coldest and hottest months versus 19.1°C (34.4°F) in Cologne — so Cologne has the steadier, more even climate.
On climate alone, New Delhi comes out ahead — it offers warmer days, less rain and lower humidity than Cologne. Cologne 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 Cologne and New Delhi, not a single year's weather or a short-range forecast.
