Monthly weather forecast and climate
Mumbai, India

The iconic ancient arch monument of the Gateway of Mumbai, India
The iconic ancient arch monument of the Gateway of Mumbai, India

The best time to visit Mumbai

The best months for a swim in Mumbai, India, are January, March through May, October through December, with a perfect temperature - varying between 25°C (77°F) and 29°C (84.2°F), and scarce rainfall.

Weather in January

January, like December, is another hot winter month in Mumbai, India, with average temperature varying between 30.7°C (87.3°F) and 16.8°C (62.2°F). The perfect water temperature of 25.2°C (77.4°F) with 0.6mm (0.02") of accumulated rainfall and only 0.1 rainfall days, makes January a great period for swimming and other water activities. Weather in January »

Weather in February

The last month of the winter, February, is also a hot month in Mumbai, India, with average temperature ranging between max 31.2°C (88.2°F) and min 17.8°C (64°F). In Mumbai, the average high-temperature is relatively the same as in January - a still hot 31.2°C (88.2°F). Weather in February »

Weather in March

The first month of the pre-monsoon summer, March, is still a tropical month in Mumbai, India, with temperature in the range of an average low of 21°C (69.8°F) and an average high of 32.5°C (90.5°F). The ideal sea water temperature of 26.3°C (79.3°F) and 0.2mm (0.01") of accumulated rainfall makes March the best time for swimming and other water activities. Weather in March »

Weather in April

April, the same as March, in Mumbai, India, is a hot pre-monsoon summer month, with average temperature ranging between min 23.9°C (75°F) and max 33°C (91.4°F). The ideal sea water temperature of 28.2°C (82.8°F) and only 0.1 rainfall days, with 0.7mm (0.03") of accumulated rainfall, makes April the best time for swimming and other water activities. Weather in April »

Weather in May

May, the last month of the pre-monsoon summer, in Mumbai, is another hot month, with average temperature ranging between min 26.3°C (79.3°F) and max 33.3°C (91.9°F). The perfect water temperature of 29.4°C (84.9°F) with 12.5mm (0.49") of accumulated rainfall and only 0.7 rainfall days, makes May a great period for swimming and other water activities. Weather in May »

Weather in June

The first month of the rainy (monsoon) season, June, is still a hot month in Mumbai, India, with average temperature varying between 32.1°C (89.8°F) and 26°C (78.8°F). In June, the average high-temperature is essentially the same as in May - a still hot 32.1°C (89.8°F). Weather in June »

Weather in July

July, the same as June, in Mumbai, India, is a hot rainy (monsoon) season month, with average temperature fluctuating between 30°C (86°F) and 24.9°C (76.8°F). In July, the average high-temperature is almost the same as in June - a still hot 30°C (86°F). Weather in July »

Weather in August

August, the same as July, is another warm rainy (monsoon) season month in Mumbai, India, with temperature in the range of an average high of 29.6°C (85.3°F) and an average low of 24.7°C (76.5°F). With an average high-temperature of 29.6°C (85.3°F) and an average low-temperature of 24.7°C (76.5°F), August is the coldest month. In August, the average heat index is appraised at a torrid 38.1°C (100.6°F). Weather in August »

Weather in September

The last month of the rainy (monsoon) season, September, is a tropical month in Mumbai, India, with average temperature fluctuating between 24.3°C (75.7°F) and 30.4°C (86.7°F). In Mumbai, the average high-temperature is practically the same as in August - a hot 30.4°C (86.7°F). Weather in September »

Weather in October

The first month of the post monsoon autumn, October, is also a hot month in Mumbai, India, with temperature in the range of an average low of 23.4°C (74.1°F) and an average high of 33.2°C (91.8°F). The perfect water temperature of 28.8°C (83.8°F) with 55.8mm (2.2") of accumulated rainfall and only 3 rainfall days, makes October a great period for swimming and other water activities. Weather in October »

Weather in November

The last month of the post monsoon autumn, November, is still a hot month in Mumbai, India, with average temperature ranging between min 20.9°C (69.6°F) and max 33.5°C (92.3°F). The ideal sea water temperature of 28°C (82.4°F) and only 1 rainfall days, with 16.8mm (0.66") of accumulated rainfall, makes November the best time for swimming and other water activities. Weather in November »

Weather in December

December, the first month of the winter, in Mumbai, is also a hot month, with average temperature fluctuating between 18.6°C (65.5°F) and 32°C (89.6°F). The perfect water temperature of 27°C (80.6°F) with 5.3mm (0.21") of accumulated rainfall and only 0.4 rainfall days, makes December a great period for swimming and other water activities. Weather in December »
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FAQ

How many days does it rain in Mumbai?

In Mumbai, India, during the entire year, the rain falls for 78.9 days and collects up to 2258mm (88.9") of precipitation.

What is the least humid month in Mumbai?

With an average relative humidity of 67%, February is the least humid month.

What is the month with the coldest sea water in Mumbai?

With an average sea temperature of 24.9°C (76.8°F), February is the month with the coldest seawater.

What is the driest month in Mumbai?

The month with the least rainfall is March when 0.2mm (0.01") of precipitation is typically aggregated.

What are the months with the highest UV index in Mumbai?

March through September, with an average maximum UV index of 12, are months with the highest UV index.

What month has the most sunshine in Mumbai?

With an average of 9.6h of sunshine, May has the most sunshine of the year.

When is the sea warmest in Mumbai?

With an average sea temperature of 30°C (86°F), June is the month with the warmest seawater in Mumbai, India.

When are the longest days in Mumbai?

June has the longest days of the year, with an average of 13.3h of daylight.

What is the most humid month in Mumbai?

Months with the highest humidity in Mumbai, India, are July and August, with an average relative humidity of 86%.

What is the wettest month in Mumbai?

The month with the most rainfall in Mumbai, India, is July when the rain falls for 23.2 days and typically aggregates up to 799.7mm (31.48") of precipitation.

What is the month with the least sunshine in Mumbai?

July and August, with an average of 2.4h of sunshine, are months with the least sunshine in Mumbai, India.

What is the coldest month in Mumbai?

With an average high-temperature of 29.6°C (85.3°F) and an average low-temperature of 24.7°C (76.5°F), August is the coldest month.

What is the warmest month in Mumbai?

The warmest month in Mumbai, India, is November, with an average high-temperature of 33.5°C (92.3°F) and an average low-temperature of 20.9°C (69.6°F).

What is the month with the shortest days in Mumbai?

The month with the shortest days in Mumbai, India, is December, with an average of 11h of daylight.

What is the month with the lowest UV index in Mumbai?

The month with the lowest UV index is December, with an average maximum UV index of 7.

Average temperature
Mumbai, India

Average temperature - Mumbai, India

The warmest month (with the highest average high temperature) is November (33.5°C).
The month with the lowest average high temperature is August (29.6°C).

The month with the highest average low temperature is May (26.3°C).
The coldest month (with the lowest average low temperature) is January (16.8°C).

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Average humidity
Mumbai, India

Average humidity - Mumbai, India

Months with the highest relative humidity are July and August (86%).
The month with the lowest relative humidity is February (67%).

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Average rainfall
Mumbai, India

Average rainfall - Mumbai, India

The wettest month (with the highest rainfall) is July (799.7mm).
The driest month (with the least rainfall) is March (0.2mm).

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Average rainfall days
Mumbai, India

Average rainfall days - Mumbai, India

The month with the highest number of rainy days is July (23.2 days).
The month with the least rainy days is March (0 days).

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Average sea temperature
Mumbai, India

Average sea temperature - Mumbai, India

The best month for swimming (with the highest average sea temperature) is June (30°C).
The coldest month (with the lowest average sea temperature) is February (24.9°C).

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Average daylight / Average sunshine
Mumbai, India

Average daylight / Average sunshine - Mumbai, India

The month with the longest days is June (Average daylight: 13.3h).
The month with the shortest days is December (Average daylight: 11h).

The month with the most sunshine is May (Average sunshine: 9.6h).
Months with the least sunshine are July and August (Average sunshine: 2.4).

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Average UV index
Mumbai, India

Average UV index - Mumbai, India

Months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 7).

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