Mumbai is 10.4°C (18.7°F) warmer by day, Mumbai has 12.2°C (22°F) warmer nights, Mumbai gets 744 mm (29.3 in) more rain a year.
Mumbai is at its warmest in April and coolest in January, while Tokyo peaks in August and bottoms out in February. Month for month, Mumbai is the warmer of the two in 11 of 12 months.
Mumbai is the wetter of the two, collecting 2,354 mm (92.7 in) of rain a year against 1,610 mm (63.4 in) in Tokyo. The most comfortable time to visit is January, November and December in Mumbai and May, June and September in Tokyo.
| Mumbai | Metric | Tokyo |
|---|---|---|
| 🌡️ Temperature | ||
| 35.7°C | 🌡️Average daytime high | 25.3°C |
| 19.4°C | 🌙Average nighttime low | 7.2°C |
| April | 🔥Hottest month | August |
| January | ❄️Coldest month | February |
| 🌧️ Rain | ||
| 2,354 mm | 🌧️Annual rainfall | 1,610 mm |
| July | ☔Wettest month | September |
| January | 🏜️Driest month | December |
| 💨 Climate | ||
| 67% | 💧Average humidity | 79% |
| 2.6 m/s | 💨Average wind speed | 2.6 m/s |
Overnight, Mumbai typically falls to around 19.4°C (66.9°F) while Tokyo settles near 7.2°C (45°F).
Mumbai is hottest in April and coldest in January, whereas Tokyo peaks in August and is coolest in February.
Mumbai sees the most rain in July and the least in January; Tokyo is wettest in September and driest in December.
Tokyo feels the more humid of the two, averaging 79% relative humidity against 67%.
For Tokyo, the pick of the year is May, June and September.
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 | Mumbai | Tokyo | ||||
|---|---|---|---|---|---|---|
| Min | Avg | Max | Min | Avg | Max | |
| January | 12.7 | 24.1 | 35.5 | -1.8 | 6.7❄️ | 15.2 |
| February | 14.5 | 26.7 | 38.9 | -1.9 | 7.4 | 16.8 |
| March | 17.8 | 30 | 42.3 | -0.5 | 9.7 | 19.9 |
| April | 20.9 | 32 | 43 | 2.6 | 13.3 | 24 |
| May | 24 | 32.7🔥 | 41.5 | 8.6 | 18.1 | 27.7 |
| June | 24.8 | 30.9 | 36.9 | 13.7 | 22.3 | 30.9 |
| July | 24.1 | 27.3 | 30.4 | 18.3 | 26.3 | 34.2 |
| August | 23.4 | 26.5 | 29.6 | 20.3 | 27.5🔥 | 34.6 |
| September | 22.3 | 27.1 | 31.8 | 15.1 | 23.8 | 32.4 |
| October | 18.4 | 25.8 | 33.3 | 8.7 | 18 | 27.4 |
| November | 15.8 | 24.3 | 32.7 | 3.4 | 12.9 | 22.5 |
| December | 13.6 | 23.3❄️ | 33.1 | -0.4 | 8.9 | 18.3 |
| Annual Avg | 19.4 | 27.6 | 35.8 | 7.2 | 16.2 | 25.3 |
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 Mumbai and Tokyo feel alike; where they separate, they are genuinely different places to be.
Hover or tap any point to read the exact figures. Mumbai Tokyo
See how Mumbai and Tokyo 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 Mumbai and Tokyo — each drawn straight from the climate figures above.
Mumbai is the warmer of the two. It averages daytime highs of 35.7°C (96.3°F) against 25.3°C (77.5°F) in Tokyo — roughly 10.4°C (18.7°F) warmer by day. Nights are milder in Mumbai, with average lows of 19.4°C (66.9°F) versus 7.2°C (45°F).
Mumbai is hottest in April, averaging highs of about 43°C (109.5°F), while Tokyo peaks in August at around 34.6°C (94.3°F). That makes Mumbai the hotter of the two at the height of summer.
Tokyo gets colder. In its coldest month (February) overnight lows average about -1.9°C (28.5°F), compared with 12.7°C (54.8°F) at the low point of the year in Mumbai.
Mumbai is the wetter city, collecting about 2,354 mm (92.7 in) of rain a year versus 1,610 mm (63.4 in) in Tokyo. Mumbai is wettest in July and driest in January; Tokyo is wettest in September and driest in December.
Tokyo is the more humid of the two, averaging 79% relative humidity over the year against 67% in Mumbai.
The most comfortable months in Mumbai are January, November and December, when average temperatures are at their mildest.
Tokyo is at its most pleasant around May, June and September, based on the mildest average temperatures of the year.
Mumbai is the warmer city in 11 of the 12 months of the year. The gap is widest in March, about 20.3°C (36.5°F), and narrowest in July, about 1°C (1.8°F).
Tokyo has the bigger seasonal swing, about 20.8°C (37.4°F) between its coldest and hottest months versus 9.4°C (16.9°F) in Mumbai — so Mumbai has the steadier, more even climate.
It depends what matters most to you: choose Mumbai for warmer weather, pick Tokyo if you prefer drier conditions and go for Mumbai 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 Mumbai and Tokyo, not a single year's weather or a short-range forecast.
