Mumbai Weather in September
In September, Mumbai averages a high of 31°C (88°F) and a low of 25°C (76°F), from 35 years of daily records (1974–2025).
31°C
Average high
88°F
25°C
Average low
76°F
36°C
Record high
97°F · September 29, 2015
21°C
Record low
69°F · September 28, 1993
What September Is Like in Mumbai
- A typical September brings 25 days above 30°C (86°F).
- The coldest September reading, 21°C (69°F) on September 28, 1993, has not been matched in 32 years.
- The warmest September in the record was 1987; the coldest was 1994.
At least 1 mm of rain falls on 61% of September days, and the month averages 363 mm in total.
Warmest: 2015 (32.2°C)Latest: 2015 (32.2°C)10-year averageLong-run average (30.9°C)
Look Up a Day in September
See the weather in Mumbai on any September date, year by year.
Source: NOAA GHCN-Daily, Bombay/Santacruz (1973–2025). Averages cover 1974–2025. How we compute this