Chennai is 1.7°C (3.1°F) warmer by day, Chennai has 7.1°C (12.8°F) warmer nights, Pune gets 405 mm (15.9 in) more rain a year.
Chennai is at its warmest in May and coolest in January, while Pune peaks in April and bottoms out in January. Month for month, Chennai is the warmer of the two in 12 of 12 months.
Pune is the wetter of the two, collecting 1,649 mm (64.9 in) of rain a year against 1,244 mm (49 in) in Chennai. The most comfortable time to visit is January, November and December in Chennai and January, October and November in Pune.
| Chennai | Metric | Pune |
|---|---|---|
| 🌡️ Temperature | ||
| 34.9°C | 🌡️Average daytime high | 33.2°C |
| 22.6°C | 🌙Average nighttime low | 15.5°C |
| May | 🔥Hottest month | April |
| January | ❄️Coldest month | January |
| 🌧️ Rain | ||
| 1,244 mm | 🌧️Annual rainfall | 1,649 mm |
| November | ☔Wettest month | July |
| March | 🏜️Driest month | February |
| 💨 Climate | ||
| 72% | 💧Average humidity | 67% |
| 3.2 m/s | 💨Average wind speed | 2.8 m/s |
Overnight, Chennai typically falls to around 22.6°C (72.7°F) while Pune settles near 15.5°C (59.9°F).
Chennai is hottest in May and coldest in January, whereas Pune peaks in April and is coolest in January.
Chennai sees the most rain in November and the least in March; Pune is wettest in July and driest in February.
Chennai feels the more humid of the two, averaging 72% relative humidity against 67%.
For Pune, the pick of the year is January, October 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 | Chennai | Pune | ||||
|---|---|---|---|---|---|---|
| Min | Avg | Max | Min | Avg | Max | |
| January | 18.9 | 24.3 | 29.8 | 8.9 | 20.3 | 31.7 |
| February | 19.5 | 26.4 | 33.4 | 10.5 | 23 | 35.5 |
| March | 21.2 | 29.3 | 37.3 | 13.8 | 26.6 | 39.4 |
| April | 24.2 | 31.8 | 39.5 | 16.9 | 29.1 | 41.3 |
| May | 26 | 33.3🔥 | 40.5 | 19.6 | 30.2🔥 | 40.8 |
| June | 25.1 | 31.8 | 38.4 | 21 | 28.3 | 35.6 |
| July | 24.5 | 30.8 | 37 | 20.7 | 24.9 | 29 |
| August | 24.3 | 30.2 | 36.2 | 20 | 24 | 28 |
| September | 23.8 | 29.2 | 34.7 | 18.6 | 24 | 29.4 |
| October | 23 | 28 | 33.1 | 14.6 | 22.2 | 29.8 |
| November | 20.8 | 25.5 | 30.3 | 12 | 20.6 | 29.2 |
| December | 19.6 | 24.2❄️ | 28.8 | 9.7 | 19.3❄️ | 29 |
| Annual Avg | 22.6 | 28.7 | 34.9 | 15.5 | 24.4 | 33.2 |
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 Chennai and Pune feel alike; where they separate, they are genuinely different places to be.
Hover or tap any point to read the exact figures. Chennai Pune
See how Chennai and Pune 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 Chennai and Pune — each drawn straight from the climate figures above.
Chennai is the warmer of the two. It averages daytime highs of 34.9°C (94.8°F) against 33.2°C (91.8°F) in Pune — roughly 1.7°C (3.1°F) warmer by day. Nights are milder in Chennai, with average lows of 22.6°C (72.7°F) versus 15.5°C (59.9°F).
Chennai is hottest in May, averaging highs of about 40.5°C (105°F), while Pune peaks in April at around 41.3°C (106.3°F). That makes Pune the hotter of the two at the height of summer.
Pune gets colder. In its coldest month (January) overnight lows average about 8.9°C (48.1°F), compared with 18.9°C (66°F) at the low point of the year in Chennai.
Pune is the wetter city, collecting about 1,649 mm (64.9 in) of rain a year versus 1,244 mm (49 in) in Chennai. Chennai is wettest in November and driest in March; Pune is wettest in July and driest in February.
Chennai is the more humid of the two, averaging 72% relative humidity over the year against 67% in Pune.
The most comfortable months in Chennai are January, November and December, when average temperatures are at their mildest.
Pune is at its most pleasant around January, October and November, based on the mildest average temperatures of the year.
Chennai is the warmer city in all 12 months of the year. The gap is widest in August, about 6.2°C (11.2°F), and narrowest in March, about 2.7°C (4.9°F).
Pune has the bigger seasonal swing, about 10.9°C (19.6°F) between its coldest and hottest months versus 9.1°C (16.4°F) in Chennai — so Chennai has the steadier, more even climate.
It depends what matters most to you: choose Chennai for warmer weather, pick Chennai if you prefer drier conditions and go for Pune if you want lower humidity. There is no single "better" climate — it comes down to whether you value warmth, dryness or comfort most.
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 Chennai and Pune, not a single year's weather or a short-range forecast.
