AI-generatedMumbai at a glance
- Best time
- Dec – Mar
- Warmest month
- May · 32°
- Warmest sea
- May · 29.9°
- Sunshine a year
- 2,530 h
- Rain a year
- 1,985 mm
- Climate
- Tropical
- Time zone
- UTC+5:30
- Elevation
- 8 m
Climate in Mumbai
Mumbai has a tropical climate: it is warm all year round, and the seasons differ mainly in how much rain falls. May is the warmest month with average highs of 32 °C, while August is the coolest at 27 °C. With around 2,530 hours of sunshine a year, Mumbai is sunny; April is the sunniest month with 9.3 hours a day.
Holiday weather through the year
Weather in October
Holiday weather in October
Fair
Best time to visit: December – March
October is in the cyclone season
Good forBeach & swimming
Keep in mindStorm season
A typical day in October
- Morning, 08:00: about 27°
- Midday, 13:00: about 30°
- Afternoon, 16:00: about 30°
- Evening, 20:00: about 28°
- Night, 23:00: about 27°
06:3218:16
Warm enough for a T-shirt in the evening.
Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.
Light for photos in October
- Golden hour
- Morning 06:18–07:01 · evening 17:47–18:30
- Blue hour
- Morning 06:10–06:18 · evening 18:30–18:38
Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.
What is the weather like in Mumbai in October?
In October, Mumbai is hot: daytime highs average 31 °C, and even at night it stays warm at around 25 °C. The sea averages 28.8 °C – lovely and warm for swimming. The sun shines for around 7 hours a day. Rain is frequent, with about 9 rainy days and 69 mm in total. On about 19 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, October is a so-so month for a holiday in Mumbai.
More details for October
- Daylight
- 11 h 44 min06:32 – 18:16
- UV index
- 9 · very highclear sky, noon (estimate)All months
- Muggy days
- 31 daysdew point 18 °C or moreAll months
- Wind
- 13 km/haverage daily peakAll months
- Cloud cover
- 43 %on averageAll months
- Hot days
- 19 days30 °C or moreAll months
- Time zone
- UTC+5:30Asia/Kolkata
How the score comes together
- Temperatureweight 50 %56 %
- Sunshineweight 20 %62 %
- Few rainy daysweight 30 %62 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in October
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Water bottle – drink plenty
- Insect repellent
- Rain jacket or umbrella
Sea temperature in Mumbai
Monthly sea surface temperature with the range of cooler and warmer years.
8 in 10 years: 27.8 – 29.6 °C
Swimming season: All year
- cold
- fresh
- refreshing
- pleasant
- warm
- very warm
The sea temperature in Mumbai ranges from 25.4 °C in January to 29.9 °C in May. At 20 °C and more, the sea is warm enough for swimming all year round.
From June to September the sea is even warmer than the afternoon air. The sea temperature varies from year to year: in May, eight out of ten years were between 29.2 and 30.6 °C.
| Month | Average | Cool year | Warm year | Feels |
|---|---|---|---|---|
| JanuaryJan | 25.4° | 24.8° | 26.1° | pleasant |
| FebruaryFeb | 25.5° | 24.6° | 26.2° | pleasant |
| MarchMar | 27.2° | 26.5° | 27.9° | warm |
| AprilApr | 28.9° | 28.2° | 29.5° | warm |
| MayMay | 29.9° | 29.2° | 30.6° | very warm |
| JuneJun | 29.8° | 28.9° | 30.4° | very warm |
| JulyJul | 28.6° | 28.0° | 29.3° | warm |
| AugustAug | 27.9° | 27.3° | 28.6° | warm |
| SeptemberSep | 28.4° | 27.8° | 28.9° | warm |
| OctoberOct | 28.8° | 27.8° | 29.6° | warm |
| NovemberNov | 28.1° | 27.0° | 28.9° | warm |
| DecemberDec | 26.8° | 26.1° | 27.5° | warm |
Sunshine hours in Mumbai
Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.
In October, the sun shines for about 6.7 of 11.7 hours of daylight in Mumbai, 57 % of the day.
Sunshine hours: estimated from radiation data (ERA5, 1996–2025) and calibrated against measured station values; no weather station is close enough here. Daylight is the time from sunrise to sunset on the 15th of the month.
UV index in Mumbai
How strong the sun is at noon, month by month, and how quickly unprotected skin burns.
- Clear-sky UV in October
- 9 · very highStay in the shade around midday; SPF 50, clothing, hat and sunglasses.
The sun is strongest in May (UV 13).
Minutes until sunburn in October
- Very fair skin
- about 15 min
- Fair skin
- about 20 min
- Light brown skin
- about 25 min
- Olive skin
- about 30 min
Rough guide for unprotected skin at noon under a clear sky; clouds lengthen it, water, sand and snow shorten it. Sunscreen extends the time only partly.
Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.
Rain in Mumbai: rainy days and rainfall
A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.
In October, Mumbai has about 9 rainy days with 69 mm of rain in total.
Wind and clouds in Mumbai
How breezy and how cloudy Mumbai is through the year. Tap a month to select it on the whole page.
Wind
Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.
In October, the wind in Mumbai typically peaks at 13 km/h during the day: Beaufort 3, light breeze.
Breezy months for windsurfing and kiting
From Beaufort 4 (20 km/h) the daily breeze is usually enough for windsurfing and often for kiting: Jun – Aug.
Clouds
Average share of the sky covered by cloud, day and night.
In October, cloud covers on average 43 % of the sky over Mumbai: mostly sunny, with about 6.7 hours of sunshine a day.
Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.
Heat and humidity in Mumbai
How often the day gets hot in Mumbai (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.
Heat calendar
- pleasant
- some hot or muggy days
- often muggy
- often hot
- hot and muggy
In October, Mumbai has about 19 hot days, with an average daytime high of 31 °C: hot and muggy. Plan outdoor activities for the morning and evening, drink a lot and take breaks in the cool.
Hot days reach at least 30 °C; a month counts as muggy when the mean dew point reaches 18 °C on at least 15 days. Averages from ERA5 and ERA5-Land, 1996–2025. Muggy nights through the year
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in Mumbai
How warm the nights get in each month, from the mean night-time low. Tap a month for details.
- Warm 20–24°
- Hot 24° and more
- muggy month (10+ muggy days)
HotOctober: nights around 25°. Hot nights: air conditioning makes sleeping much easier. Muggy on about 31 days (dew point 18 °C or more).
The coolest nights are in January (20°), the warmest in May (27°). Nights stay tropical all year (20 °C and more), so a room with air conditioning or at least a fan pays off. It is muggy (dew point 18 °C or more) on about 298 days a year, mostly from February to December.
Temperatures through the year
Average daytime high, night-time low and sea temperature per month.
| Month | Score | Day | Night | Sea | Sun | Rain days | Rain mm |
|---|---|---|---|---|---|---|---|
| JanuaryJan | 91 | 28° | 20° | 25.4° | 8.8 h | 0 | 1 |
| FebruaryFeb | 86 | 29° | 21° | 25.5° | 9.0 h | 0 | 1 |
| MarchMar | 76 | 31° | 23° | 27.2° | 9.2 h | 0 | 1 |
| AprilApr | 73 | 31° | 25° | 28.9° | 9.3 h | 0 | 0 |
| MayMay | 69 | 32° | 27° | 29.9° | 8.3 h | 4 | 28 |
| JuneJun | 39 | 29° | 27° | 29.8° | 4.3 h | 26 | 424 |
| JulyJul | 47 | 28° | 26° | 28.6° | 3.2 h | 31 | 651 |
| AugustAug | 50 | 27° | 25° | 27.9° | 3.8 h | 30 | 477 |
| SeptemberSep | 48 | 28° | 25° | 28.4° | 4.6 h | 25 | 319 |
| OctoberOct | 59 | 31° | 25° | 28.8° | 6.7 h | 9 | 69 |
| NovemberNov | 73 | 31° | 24° | 28.1° | 7.9 h | 2 | 10 |
| DecemberDec | 82 | 30° | 22° | 26.8° | 8.2 h | 1 | 7 |
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences
19.07° N, 72.88° E · 8 m · Asia/Kolkata
Best time to visit Mumbai
The best time to visit Mumbai is from December to March. For a beach holiday with the sea above 21 °C, go from October to May. Rain is most frequent from June to September; the wettest month is July with 651 mm.
Mumbai through the seasons
How the weather changes over the seasons, with averages for each.
Mumbai in the dry season
Oct – May
Good
- 28–32 °C by day
- Sea 28 °C
- 8 h of sun a day
- 16 rainy days in all
Mumbai in the rainy season
Jun – Sep
Fair
- 27–29 °C by day
- Sea 29 °C
- 4 h of sun a day
- 112 rainy days in all
Find your perfect month
Tell us what you like and we rate every month in Mumbai for you.
Your best months: January – February
Based on the climate averages; tap a month to see its details.
Compare two months in Mumbai
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
January has the better holiday weather in Mumbai: score 91 against 59. In January, days are 3 °C cooler than in October. The sea is 3 °C cooler in January. January has 9 fewer rainy days. The sun shines 2 hours longer a day in January.
| Month | October | January |
|---|---|---|
| Weather score | 59 | 91better |
| Day high | 31° | 28° |
| Night low | 25° | 20° |
| Sea | 28.8° | 25.4° |
| Sunshine | 6.7 h | 8.8 hbetter |
| Rainy days | 9 | 0better |
| Rainfall | 69 mm | 1 mmbetter |
| Muggy days | 31 | 9better |
Based on the climate averages 1996–2025.
Which month for what?
Beach & swimming
Oct – May
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
No month
15–28 °C and not too much rain
Rainy months
Jun – Sep
12 or more rainy days
Mumbai month by month
The typical weather for every month at a glance.
91January28° · Sea 25° · 9 h
In January, Mumbai is hot: daytime highs average 28 °C, and even at night it stays warm at around 20 °C. The sea averages 25.4 °C – pleasant for swimming. The sun shines for around 9 hours a day. It hardly ever rains. All in all, January is an excellent month for a holiday in Mumbai.
Mumbai in January86February29° · Sea 26° · 9 h
In February, Mumbai is hot: daytime highs average 29 °C, and even at night it stays warm at around 21 °C. The sea averages 25.5 °C – pleasant for swimming. With around 9 hours of sunshine a day, there is plenty of sun. It hardly ever rains. On about 10 days the thermometer climbs to 30 °C or more. All in all, February is an excellent month for a holiday in Mumbai.
Mumbai in February76March31° · Sea 27° · 9 h
In March, Mumbai is hot: daytime highs average 31 °C, and even at night it stays warm at around 23 °C. The sea averages 27.2 °C – lovely and warm for swimming. With around 9 hours of sunshine a day, there is plenty of sun. It hardly ever rains. On about 21 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, March is a good month for a holiday in Mumbai.
Mumbai in March73April31° · Sea 29° · 9 h
In April, Mumbai is hot: daytime highs average 31 °C, and even at night it stays warm at around 25 °C. The sea averages 28.9 °C – lovely and warm for swimming. With around 9 hours of sunshine a day, there is plenty of sun. It hardly ever rains. On about 26 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, April is a good month for a holiday in Mumbai.
Mumbai in April69May32° · Sea 30° · 8 h
In May, Mumbai is hot: daytime highs average 32 °C, and even at night it stays warm at around 27 °C. The sea averages 29.9 °C – almost as warm as a bath. The sun shines for around 8 hours a day. Rain is rare: about 4 days bring 28 mm in total. On about 29 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, May is a good month for a holiday in Mumbai.
Mumbai in May39June29° · Sea 30° · 4 h
In June, Mumbai is hot: daytime highs average 29 °C, and even at night it stays warm at around 27 °C. The sea averages 29.8 °C – almost as warm as a bath. Expect around 4 hours of sunshine a day. It is the rainy season: rain falls on about 26 days, totalling 424 mm. On about 10 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, June is not an ideal month for a holiday in Mumbai.
Mumbai in June47July28° · Sea 29° · 3 h
In July, Mumbai is hot: daytime highs average 28 °C, and even at night it stays warm at around 26 °C. The sea averages 28.6 °C – lovely and warm for swimming. The sun is scarce, with only about 3 hours a day. It is the rainy season: rain falls on about 31 days, totalling 651 mm. The air is often humid and muggy. All in all, July is a so-so month for a holiday in Mumbai.
Mumbai in July50August27° · Sea 28° · 4 h
In August, Mumbai is hot: daytime highs average 27 °C, and even at night it stays warm at around 25 °C. The sea averages 27.9 °C – lovely and warm for swimming. The sun is scarce, with only about 4 hours a day. It is the rainy season: rain falls on about 30 days, totalling 477 mm. The air is often humid and muggy. All in all, August is a so-so month for a holiday in Mumbai.
Mumbai in August48September28° · Sea 28° · 5 h
In September, Mumbai is hot: daytime highs average 28 °C, and even at night it stays warm at around 25 °C. The sea averages 28.4 °C – lovely and warm for swimming. Expect around 5 hours of sunshine a day. It is the rainy season: rain falls on about 25 days, totalling 319 mm. The air is often humid and muggy. All in all, September is a so-so month for a holiday in Mumbai.
Mumbai in September59October31° · Sea 29° · 7 h
In October, Mumbai is hot: daytime highs average 31 °C, and even at night it stays warm at around 25 °C. The sea averages 28.8 °C – lovely and warm for swimming. The sun shines for around 7 hours a day. Rain is frequent, with about 9 rainy days and 69 mm in total. On about 19 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, October is a so-so month for a holiday in Mumbai.
Mumbai in October73November31° · Sea 28° · 8 h
In November, Mumbai is hot: daytime highs average 31 °C, and even at night it stays warm at around 24 °C. The sea averages 28.1 °C – lovely and warm for swimming. The sun shines for around 8 hours a day. It hardly ever rains. On about 23 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, November is a good month for a holiday in Mumbai.
Mumbai in November82December30° · Sea 27° · 8 h
In December, Mumbai is hot: daytime highs average 30 °C, and even at night it stays warm at around 22 °C. The sea averages 26.8 °C – lovely and warm for swimming. The sun shines for around 8 hours a day. It hardly ever rains. On about 13 days the thermometer climbs to 30 °C or more. All in all, December is an excellent month for a holiday in Mumbai.
Mumbai in DecemberMumbai compared
Put Mumbai side by side with another destination.
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Mumbai vs. Thane
In October Mumbai has the better holiday weather (score 59 vs. 49). During the day Thane is 1 °C warmer than Mumbai. The sea is about equally warm.
| in October | Mumbai | Thane |
|---|---|---|
| Holiday score | 59 | 49 |
| Daytime high | 31° | 32° |
| Sea | 29° | 29° |
| Sunshine | 7 h | 7 h |
| Rainy days | 9 | 10 |
| Best time | Dec – Mar | Nov – Feb |
Through the year
India in October: the best places
In October, Mumbai ranks 19 among the 31 nearest destinations in this country.
- Dwarka31°28°97
- 2Daman32°29°86
- 3Calangute30°29°71
- 4Bhopal31°71
- 5Udaipur31°70
- 6Indore31°69
- 7Ujjain31°69
- 8Gokarna30°29°68
- 19MumbaiThis page31°29°59
Planning a trip to Mumbai
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Mumbai in the school holidays
How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.
Mumbai has its best school-holiday weather during the Christmas holidays (score 87) and its weakest during the summer holidays (score 49).
- 74
Easter holidays
Mar – Apr
Good
- 31 °C by day
- Sea 28 °C
- 9.3 h of sun a day
- 0 rainy days a month
Good for: Beach & swimming
Keep in mind: Storm season
- 63
May half-term
May – Jun
Good
- 31 °C by day
- Sea 30 °C
- 7.5 h of sun a day
- 8 rainy days a month
Good for: Beach & swimming
Keep in mind: Storm season
- 49
Summer holidays
Jul – Aug
Fair
- 27 °C by day
- Sea 28 °C
- 3.6 h of sun a day
- 31 rainy days a month
Keep in mind: Frequent rain
- 59
October half-term
Oct
Fair
- 31 °C by day
- Sea 29 °C
- 6.7 h of sun a day
- 9 rainy days a month
Good for: Beach & swimming
Keep in mind: Storm season
- 87
Christmas holidays
Dec – Jan
ExcellentBest holidays
- 29 °C by day
- Sea 26 °C
- 8.5 h of sun a day
- 0 rainy days a month
Good for: Beach & swimming
Keep in mind: Storm season
Based on the climate averages 1996–2025.
Getting there
Flying from
- Nonstop flight
- about 9 h 10 min
- Distance
- 7,210 km
- Time zone
- UTC+5:30
- Jet lag
- About 5 days (5 h east)
Rule of thumb for flying east: for a few days before, go to bed and get up a little earlier, and get plenty of morning light at your destination.
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Storm season
Mumbai lies in an area that cyclones from the northern Indian Ocean can reach. The cyclone season runs from April to June and from October to December, with most storms in May and in November. A direct hit on any one place is rare, but if you travel then, keep an eye on weather warnings and book flexibly.
- January
- February
- March
- April: Season
- May: Peak
- June: Season
- July
- August
- September
- October: Season
- November: Peak
- December: Season
Official season dates of the regional warning centres (NOAA, JMA, IMD, Météo-France, BoM); not a forecast.
Frequently asked questions about Mumbai
When is the best time to visit Mumbai?
The best time to visit Mumbai is from December to March. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
How warm is the sea in Mumbai?
The sea temperature in Mumbai ranges from 25.4 °C in January to 29.9 °C in May. At 20 °C and more, the sea is warm enough for swimming all year round.
Can you swim in Mumbai in October?
Yes. In October the sea averages 28.8 °C – lovely and warm for swimming.
What is the warmest month in Mumbai?
May is the warmest month, with average highs of 32 °C and nights around 27 °C. August is the coolest month at 27 °C.
When does it rain most in Mumbai?
Rain is most frequent from June to September; the wettest month is July with 651 mm. The driest month is April with 0 mm.
How many hours of sunshine does Mumbai get?
Mumbai gets around 2,530 hours of sunshine a year. The sunniest month is April with 9.3 hours a day; in July there are 3.2 hours a day.
What time zone is Mumbai in?
Mumbai uses the time zone Asia/Kolkata, at UTC+5:30 all year.
How long is the flight from London to Mumbai?
A nonstop flight from London to Mumbai takes about 9 h 10 min, for a straight-line distance of about 7,210 km.
When is cyclone season in Mumbai?
Mumbai lies in an area that cyclones from the northern Indian Ocean can reach. The cyclone season runs from April to June and from October to December, with most storms in May and in November. A direct hit on any one place is rare, but if you travel then, keep an eye on weather warnings and book flexibly.
Which school holidays are best for Mumbai?
Mumbai has its best school-holiday weather during the Christmas holidays (score 87) and its weakest during the summer holidays (score 49). Holiday ratings (0–100): Easter holidays 74, May half-term 63, Summer holidays 49, October half-term 59, Christmas holidays 87.
Near Mumbai
Other destinations close by.
Places with a climate like Mumbai
Destinations whose weather through the year is closest to Mumbai's – good alternatives.