Chennai and Hyderabad have similar daytime temperatures, Chennai has 5°C (9°F) warmer nights, Chennai gets 395 mm (15.6 in) more rain a year.
Chennai is at its warmest in May and coolest in January, while Hyderabad peaks in May and bottoms out in December. Month for month, Chennai is the warmer of the two in 10 of 11 months.
Chennai is the wetter of the two, collecting 1,244 mm (49 in) of rain a year against 849 mm (33.4 in) in Hyderabad. The most comfortable time to visit is January, November and December in Chennai and January, November and December in Hyderabad.
| Chennai | Metric | Hyderabad |
|---|---|---|
| 🌡️ Temperature | ||
| 34.9°C | 🌡️Average daytime high | 35.3°C |
| 22.6°C | 🌙Average nighttime low | 17.6°C |
| May | 🔥Hottest month | May |
| January | ❄️Coldest month | December |
| 🌧️ Rain | ||
| 1,244 mm | 🌧️Annual rainfall | 849 mm |
| November | ☔Wettest month | August |
| March | 🏜️Driest month | December |
| 💨 Climate | ||
| 72% | 💧Average humidity | 61% |
| 3.2 m/s | 💨Average wind speed | 2.6 m/s |
Overnight, Chennai typically falls to around 22.6°C (72.7°F) while Hyderabad settles near 17.6°C (63.7°F).
Chennai is hottest in May and coldest in January, whereas Hyderabad peaks in May and is coolest in December.
Chennai sees the most rain in November and the least in March; Hyderabad is wettest in August and driest in December.
Chennai feels the more humid of the two, averaging 72% relative humidity against 61%.
For Hyderabad, the pick of the year is January, November and December.
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 | Hyderabad | ||||
|---|---|---|---|---|---|---|
| Min | Avg | Max | Min | Avg | Max | |
| January | 18.9 | 24.3 | 29.8 | 11.1 | 22 | 32.8 |
| February | 19.5 | 26.4 | 33.4 | 13.7 | 25.1 | 36.5 |
| March | 21.2 | 29.3 | 37.3 | 17.2 | 28.8 | 40.4 |
| April | 24.2 | 31.8 | 39.5 | 21.1 | 31.8 | 42.4 |
| May | 26 | 33.3🔥 | 40.5 | 23.8 | 33.5🔥 | 43.3 |
| June | 25.1 | 31.8 | 38.4 | 22 | 30.9 | 39.7 |
| July | 24.5 | 30.8 | 37 | 21.2 | 27.6 | 34 |
| August | 24.3 | 30.2 | 36.2 | 20.8 | 26.3 | 31.9 |
| September | 23.8 | 29.2 | 34.7 | 19.9 | 25.6 | 31.2 |
| October | 23 | 28 | 33.1 | 16.1 | 23.5 | 30.9 |
| November | 20.8 | 25.5 | 30.3 | 12.8 | 21.6 | 30.4 |
| December | 19.6 | 24.2❄️ | 28.8 | 10.9 | 20.6❄️ | 30.2 |
| Annual Avg | 22.6 | 28.7 | 34.9 | 17.6 | 26.4 | 35.3 |
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 Chennai and Hyderabad feel alike; where they separate, they are genuinely different places to be.
Hover or tap any point to read the exact figures. Chennai Hyderabad
See how Chennai and Hyderabad 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 Hyderabad — each drawn straight from the climate figures above.
Chennai and Hyderabad are about equally warm. Daytime highs average 34.9°C (94.8°F) in Chennai and 35.3°C (95.5°F) in Hyderabad, so neither is clearly the warmer choice over the year. Nights are milder in Chennai, with average lows of 22.6°C (72.7°F) versus 17.6°C (63.7°F).
Chennai is hottest in May, averaging highs of about 40.5°C (105°F), while Hyderabad peaks in May at around 43.3°C (109.9°F). That makes Hyderabad the hotter of the two at the height of summer.
Hyderabad gets colder. In its coldest month (December) overnight lows average about 10.9°C (51.7°F), compared with 18.9°C (66°F) at the low point of the year in Chennai.
Chennai is the wetter city, collecting about 1,244 mm (49 in) of rain a year versus 849 mm (33.4 in) in Hyderabad. Chennai is wettest in November and driest in March; Hyderabad is wettest in August and driest in December.
Chennai is the more humid of the two, averaging 72% relative humidity over the year against 61% in Hyderabad.
The most comfortable months in Chennai are January, November and December, when average temperatures are at their mildest.
Hyderabad is at its most pleasant around January, November and December, based on the mildest average temperatures of the year.
Chennai is the warmer city in 10 of the 11 months of the year. The gap is widest in October, about 4.5°C (8.1°F), and narrowest in April, about 0°C (0°F).
Hyderabad has the bigger seasonal swing, about 12.9°C (23.2°F) between its coldest and hottest months versus 9.1°C (16.4°F) in Chennai — so Chennai has the steadier, more even climate.
On climate alone, Hyderabad comes out ahead — it offers less rain and lower humidity than Chennai. Chennai is the better fit only if you'd actually prefer 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 Chennai and Hyderabad, not a single year's weather or a short-range forecast.
