Mumbai is rarely comfortable to be outside at midday. It comes closest in late January, and even then it is often wet. For sun, aim for mid November to early March.
When to go five ratings · thirty-six ten-day sections · click a cell to read it
For sun, go from mid November to early March. It peaks in early January, at 80. Avoid mid May to early June for this: it falls to 9, mostly because it is too hot. The clearest skies come in February, when the sky is typically 13% covered at midday (almost cloudless).
Mumbai never quite rates Good for being outside. It comes closest in late January, at 42, mostly because it is often wet. The weakest stretch is from mid March to mid July, when it drops to 0, mostly because it is too hot.
Walking is not what Mumbai is for: the Active outdoors rating tops out at 9, mostly because it is too warm.
The year, measured
The average temperature in Mumbai over the whole year is 28°C. May is the hottest month, with highs of about 33°C; January is the coldest, with lows of about 21°C. The rainy (wet) season in Mumbai runs from May to November, peaking in July with a 81% chance of rain on a given day. The dry season is December to April; March is the driest month, at 18%. Winds in Mumbai are highest in July, averaging 3.4 m/s (12 km/h), and lightest in January, at 1.4 m/s (5 km/h). The prevailing wind is from the W. The clearest skies in Mumbai come in February, when the sky is typically 11% covered; July is the cloudiest month, at 88%.
Month by month Mumbai climate by month: average temperatures year round · click a month to read it
| Month | High | Low | Feels like | Chance of rain | Cloud | Wind | Being outside | Sun | Walking |
|---|---|---|---|---|---|---|---|---|---|
| January | 29°C | 21°C | 29°C | 23% | 13% | 1.4 m/s | 32 | 78 | 6 |
| February | 30°C | 23°C | 31°C | 20% | 11% | 1.6 m/s | 18 | 73 | 2 |
| March | 32°C | 25°C | 33°C | 18% | 19% | 1.8 m/s | 6 | 52 | 1 |
| April | 33°C | 27°C | 36°C | 29% | 23% | 2.0 m/s | 2 | 26 | 0 |
| May | 33°C | 29°C | 37°C | 68% | 42% | 2.6 m/s | 1 | 12 | 0 |
| June | 31°C | 28°C | 35°C | 71% | 72% | 2.8 m/s | 1 | 17 | 0 |
| July | 28°C | 27°C | 32°C | 81% | 88% | 3.4 m/s | 5 | 30 | 1 |
| August | 29°C | 26°C | 33°C | 73% | 83% | 3.1 m/s | 2 | 33 | 0 |
| September | 29°C | 26°C | 34°C | 75% | 74% | 2.2 m/s | 2 | 29 | 0 |
| October | 32°C | 26°C | 36°C | 56% | 46% | 1.6 m/s | 1 | 20 | 0 |
| November | 31°C | 25°C | 33°C | 51% | 19% | 1.5 m/s | 5 | 55 | 0 |
| December | 29°C | 23°C | 30°C | 41% | 22% | 1.5 m/s | 20 | 72 | 3 |
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Mumbai weather by season
Year round, Mumbai has days of about 28°C at their warmest in July, its coolest month, and 33°C in May, its warmest; the coolest hours of the day run from 21°C to 29°C through the year, and the average temperature over the year is 28°C around the clock. Rain is most likely around July and least likely around March. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Mumbai weather in winterDecember to February
Winter in Mumbai has typical daily highs of about 29°C and lows of about 22°C, with a 28% chance of rain on a given day.
Mumbai weather in springMarch to May
Spring in Mumbai has typical daily highs of about 32°C and lows of about 27°C, with a 38% chance of rain on a given day.
Mumbai weather in summerJune to August
Summer in Mumbai has typical daily highs of about 29°C and lows of about 27°C, with a 75% chance of rain on a given day.
Mumbai weather in autumnSeptember to November
Autumn in Mumbai has typical daily highs of about 31°C and lows of about 26°C, with a 61% chance of rain on a given day.
When is the rainy season in Mumbai?
The rainy (wet) season in Mumbai runs from May to November, peaking in July with a 81% chance of rain on a given day. The dry season is December to April; March is the driest month, at 18%.
What time of year is Mumbai windiest?
Winds in Mumbai are highest in July, averaging 3.4 m/s (12 km/h), and lightest in January, at 1.4 m/s (5 km/h). The prevailing wind is from the W.
What is the average temperature in Mumbai year round?
The average temperature in Mumbai over the whole year is 28°C. May is the hottest month, with highs of about 33°C; January is the coldest, with lows of about 21°C.
Where to go instead in mid April, the weakest time here for being outside
How this is worked out
Every figure is a decade of weather-station observations blended into one typical year, in ten-day sections. The ratings, the chart and the feels-like column are read at midday local solar time. Being outside is the Easy outdoors rating, Sun is Sunbathing and Walking is Active outdoors, each out of 100: Good from 55, Ideal from 80. They describe what a time of year is usually like here, not a forecast. The dotted links open the map at that time of year; set its time of day to midday to see these numbers.