Is It Monsoon in Mumbai, India? Rainfall and Weather by Month

Mumbai, India JANUARY
24Β°
β˜…β˜…β˜…
Peak season
17Β° to 31Β°
Dry & Sunny
The most comfortable stretch of the year, with virtually no rain and cool evenings after hot, sunny days.
β˜€οΈ SunscreenπŸ§₯ Light layers for evenings
25Β°
β˜…β˜…β˜…
Peak season
18Β° to 32Β°
Peak Dry Season
Still dry and pleasant, though the heat starts building as the month wears on.
β˜€οΈ SunscreenπŸ§₯ Light layers for evenings
27Β°
β˜…β˜…β˜…
Shoulder season
21Β° to 33Β°
Heat Builds
Dry season holds, but daytime highs climb fast toward the pre-monsoon peak.
β˜€οΈ SunscreenπŸ₯΅ Stay hydrated
29Β°
β˜…β˜…β˜…
Shoulder season
24Β° to 33Β°
Very Hot
Intense, dry heat, with highs that can push past 38Β°C.
πŸ₯΅ Heat protectionπŸ’§ Stay hydrated
30Β°
β˜…β˜…β˜…
Shoulder season
27Β° to 34Β°
Hottest Month
The hottest month of the year, humid and sweltering just before the monsoon breaks.
πŸ₯΅ Heat protectionπŸ’§ Stay hydrated
29Β°
β˜…β˜…β˜…
Off-peak season
27Β° to 33Β°
Monsoon Breaks
The southwest monsoon arrives in force, with rain a near-daily event from here on.
β˜” Umbrella essentialπŸš‡ Check train delays
28Β°
β˜…β˜…β˜…
Off-peak season
26Β° to 31Β°
Peak Monsoon
The wettest month of the year by a wide margin, with the sky overcast for days at a stretch.
β˜” Heavy rain gear⚠️ Flash-flood aware
28Β°
β˜…β˜…β˜…
Off-peak season
25Β° to 31Β°
Deep Monsoon
Nearly as wet as July, hot, muggy, and prone to serious flooding.
β˜” Heavy rain gear⚠️ Flash-flood aware
28Β°
β˜…β˜…β˜…
Shoulder season
25Β° to 31Β°
Monsoon Eases
Rain starts tapering off from the peak, often coinciding with Ganesh Chaturthi's citywide celebrations.
πŸ“…
Ganesh Chaturthi, dates vary each year
Mumbai's largest festival, ten days honoring the elephant-headed god Ganesha, with elaborate public shrines across the city and a final procession carrying idols to the sea for immersion. Falling on the Hindu lunar calendar, it usually lands in late August or September; hotels and streets near major pandals get extremely busy.
β˜” Umbrella handy🐘 Ganesh Chaturthi
29Β°
β˜…β˜…β˜…
Shoulder season
24Β° to 34Β°
Post-Monsoon Heat
The rain has largely stopped, but the heat climbs right back up, sometimes past 36Β°C.
πŸ₯΅ Heat protectionβ˜€οΈ Sunscreen
28Β°
β˜…β˜…β˜…
Shoulder season
22Β° to 34Β°
Warm & Dry
Dry and sunny, with the heat gradually easing as the month goes on.
β˜€οΈ SunscreenπŸŒ€ Cyclone risk possible
26Β°
β˜…β˜…β˜…
Peak season
18Β° to 33Β°
Cool & Clear
Dry and pleasant again, with the coolest evenings of the year.
β˜€οΈ SunscreenπŸ§₯ Light layers for evenings
Drag through the year Jan
⭐️
Jan
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Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
⭐️
Dec
This month
Rainfall
0 mm
0 rainy days this month
Sunshine
9 hrs/day
69% of daylight hours
Humidity
55%
Comfortably humid
Wind
6 km/h
Light, barely noticeable
Rainfall
0 mm
0 rainy days this month
Sunshine
9.5 hrs/day
73% of daylight hours
Humidity
55%
Comfortably humid
Wind
8 km/h
Light, barely noticeable
Rainfall
0 mm
0 rainy days this month
Sunshine
9 hrs/day
69% of daylight hours
Humidity
58%
Comfortably humid
Wind
8 km/h
Light, barely noticeable
Rainfall
0 mm
0 rainy days this month
Sunshine
9.5 hrs/day
73% of daylight hours
Humidity
66%
Comfortably humid
Wind
10 km/h
Light, barely noticeable
Rainfall
20 mm
1 rainy day this month
Sunshine
9 hrs/day
69% of daylight hours
Humidity
69%
Comfortably humid
Wind
11 km/h
Light, barely noticeable
Rainfall
531 mm
14 rainy days this month
Sunshine
4.5 hrs/day
35% of daylight hours
Humidity
77%
Air feels heavy and sticky
Wind
13 km/h
Light, barely noticeable
Rainfall
711 mm
21 rainy days this month
Sunshine
2.5 hrs/day
19% of daylight hours
Humidity
83%
Air feels heavy and sticky
Wind
14 km/h
Light, barely noticeable
Rainfall
495 mm
20 rainy days this month
Sunshine
2.5 hrs/day
19% of daylight hours
Humidity
82%
Air feels heavy and sticky
Wind
13 km/h
Light, barely noticeable
Rainfall
330 mm
13 rainy days this month
Sunshine
5 hrs/day
38% of daylight hours
Humidity
80%
Air feels heavy and sticky
Wind
8 km/h
Light, barely noticeable
Rainfall
79 mm
3 rainy days this month
Sunshine
7.5 hrs/day
58% of daylight hours
Humidity
67%
Comfortably humid
Wind
6 km/h
Light, barely noticeable
Rainfall
15 mm
0 rainy days this month
Sunshine
9 hrs/day
69% of daylight hours
Humidity
56%
Comfortably humid
Wind
6 km/h
Light, barely noticeable
Rainfall
3 mm
0 rainy days this month
Sunshine
9 hrs/day
69% of daylight hours
Humidity
55%
Comfortably humid
Wind
6 km/h
Light, barely noticeable
β˜…β˜…β˜… peak season, β˜…β˜…β˜† decent shoulder months, β˜…β˜†β˜† true off-peak, based on rain frequency, heat, and haze.
Seasons at a glance
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Peak season: Jan, Feb, Dec
Mumbai's best stretch: dry, sunny days with virtually no rain and cooler evenings, though days can still get surprisingly hot. Nights turn genuinely cool by local standards, sometimes dropping below 20Β°C, so a light sweatshirt is worth packing. This is also the busiest, priciest window for hotels.
🌀️
Shoulder season: Mar, Apr, May, Sep, Oct, Nov
This tier spans real variety. March through May bring the pre-monsoon heat, dry but intensely hot, sometimes reaching the high 30s. October and November sit just after the monsoon, still hot and occasionally reaching similar highs, though the rain has largely stopped. September is the tail of the monsoon, rain easing but still a real presence, and typically when the city's biggest festival, Ganesh Chaturthi, takes over the streets.
β˜”
Off-peak season: Jun, Jul, Aug
The heart of the southwest monsoon, when rain falls almost daily and can turn torrential, July alone averages well over half a meter of rain. Flooding and transit disruption are common in low-lying areas, and the sky stays overcast for days at a stretch. Hotel prices drop to their lowest point of the year to match.
Good to know
✈️
A major global air hub
Chhatrapati Shivaji Maharaj International (BOM) is India's second-busiest airport, with direct flights to around 127 destinations across every inhabited continent.
🌊
Monsoon flooding is a serious, recurring issue
Heavy downpours regularly overwhelm drainage in low-lying areas like Andheri and Chembur, and local trains, the backbone of city transit, are frequently disrupted or suspended during the worst spells from June to September.
🌑️
Hot days, cool nights, even in "winter"
December through February brings the year's biggest day-to-night temperature swings, highs near 30Β°C with lows that can dip below 15Β°C, worth packing a light sweatshirt for evenings.
πŸŒ€
Cyclone risk exists, though direct hits are rare
Mumbai was largely spared for decades, but Cyclone Nisarga (2020) and Cyclone Tauktae (2021) both affected the city directly, and even distant cyclones can bring heavy rain in November and December.
Top attractions
1
Gateway of India
A triple-arched monument overlooking the harbor, built in the early 20th century in Indo-Saracenic style, and the starting point for ferries to Elephanta Island.
2
Marine Drive
A curving seafront promenade lined with Art Deco buildings, nicknamed the Queen's Necklace for how its lights trace the bay after dark.
3
Elephanta Caves
A UNESCO World Heritage site of rock-cut cave temples dating to the 5th to 8th centuries, reached by a short ferry ride, with elaborate sculpture dedicated mainly to Shiva.
Frequently asked questions
When is monsoon season in Mumbai?
Mumbai's monsoon season runs roughly from June through September, with July historically the wettest, averaging over 700mm of rain across 21 days.
What is the best time of year to visit Mumbai?
January and February are historically Mumbai's best months, dry and sunny with virtually no rain and cooler evenings, though days can still get surprisingly hot.
What is the least favorable time to visit Mumbai?
July, the wettest month of the year by a wide margin, historically brings rain on most days and a real risk of flooding and transit disruption in low-lying areas.
Which month has the most rain in Mumbai?
July is historically the wettest month, averaging over 700mm of rain across 21 days.
Which month is the driest in Mumbai?
January through April are historically rain-free.
How hot does Mumbai get?
May is historically the hottest month of the year.
What should I pack for Mumbai during the rainy season?
An umbrella and rain gear are worth having from around June through September, when the monsoon brings the bulk of the year's rain.
Does Mumbai flood?
Yes, historically. Heavy downpours regularly overwhelm drainage in low-lying areas, and local trains are frequently disrupted or suspended during the worst spells from June to September.
Does Mumbai get cyclones?
Direct hits were rare for decades, but Cyclone Nisarga (2020) and Cyclone Tauktae (2021) both affected the city directly, and even distant cyclones can bring heavy rain in November and December.
Is there a major festival worth planning around in Mumbai?
Ganesh Chaturthi, Mumbai's largest festival, usually lands in late August or September on the Hindu lunar calendar, with elaborate public shrines across the city and hotels near major pandals getting extremely busy.