Water temperature in Mumbai in September

Is it warm enough to swim in Mumbai in September? Average water temperature in Mumbai in September is 28.6°C and therefore suitable for comfortable swimming. The warmest sea in Mumbai in September is 30°C, and the coldest is 26.9°C. Average high air temperature in Mumbai in September is 30°C, and average low temperature is 24°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Mumbai

Changes water temperature in Mumbai in September 2025, 2024

To get an accurate forecast for the water temperature in Mumbai for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Mumbai, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of September.

Sea temperature

Tides

Weather forecast

You can choose any other years:

Day	2025	2024	Min	Max
1 September	27.7°C	28.4°C	27.4°C	29.4°C
2 September	27.7°C	28.2°C	27.4°C	29.3°C
3 September	27.7°C	28.3°C	27.5°C	29.4°C
4 September	27.8°C	28.3°C	27.5°C	29.6°C
5 September	27.8°C	28.7°C	27.6°C	29.6°C
6 September	27.9°C	28.8°C	27.5°C	29.5°C
7 September	27.9°C	28.7°C	27.5°C	29.8°C
8 September	27.9°C	29.1°C	27.5°C	30°C
9 September	28°C	29.5°C	27.6°C	29.8°C
10 September	28.2°C	29.3°C	27.7°C	29.5°C
11 September	28.2°C	29.3°C	27.5°C	29.8°C
12 September	28.2°C	29°C	27.3°C	29.8°C
13 September	28.2°C	29.3°C	27.2°C	29.5°C
14 September	28.2°C	29.4°C	27.3°C	29.5°C
15 September	28.3°C	29.3°C	27.1°C	29.4°C

Day	2025	2024	Min	Max
16 September	28.3°C	29.3°C	26.9°C	29.3°C
17 September	28.4°C	29.4°C	27°C	29.4°C
18 September	28.3°C	29.3°C	27.2°C	29.3°C
19 September	28.4°C	29.2°C	27.1°C	29.2°C
20 September	28.4°C	29.5°C	27.2°C	29.5°C
21 September	28.4°C	29.4°C	27.8°C	29.4°C
22 September	28.4°C	29.3°C	27.7°C	29.3°C
23 September	28.4°C	29.2°C	27.8°C	29.3°C
24 September	28.3°C	29.1°C	28°C	29.5°C
25 September	28.7°C	29.1°C	27.8°C	29.8°C
26 September	28.9°C	29.2°C	27.8°C	29.7°C
27 September	28.8°C	29.2°C	27.8°C	29.9°C
28 September	28.7°C	28.8°C	27.9°C	29.7°C
29 September	28.7°C	28.4°C	27.6°C	29.7°C
30 September		29.1°C	27.6°C	29.6°C

Average water temperature in Mumbai in September over a decade

2015	2016	2017	2018	2019
29.1°C	28.5°C	28.6°C	28.4°C	28.6°C

2020	2021	2022	2023	2024
28.8°C	28.6°C	28.9°C	29°C	29°C

Mumbai sea state in September

Chart comparing the height of waves in Mumbai in September over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.

Weather and climate in Mumbai in September

This data display average monthly climate indicators in Mumbai in September based on our historical weather readings over a period of ten years. In addition to temperature, we include data on the number of rainy and sunny days so you can have all the information about your destination before your trip

Average HIGH temperature30°C
Average LOW temperature24°C
Average humidity
83
Average rainfall days14 days
Average rainfall12.3''/312mm
Average daylight12h
Average sunshine5.5h
Average UV index12

Mumbai water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Temperature in neighboring cities

The nearest locations with the average water temperature in September. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

	Avr	Min	Max
Airoli	28.3°C	27°C	29.8°C
Navi Mumbai	28.3°C	26.9°C	29.8°C
Mira-Bhayandar	28.4°C	27.1°C	29.9°C
Borivali	28.4°C	27.1°C	29.9°C
Thane	28.3°C	27°C	29.8°C
Alibag	28.4°C	27°C	29.9°C
Virar	28.4°C	27.2°C	29.9°C
Revadanda	28.4°C	27°C	29.9°C
Murud	28.3°C	27°C	29.7°C
Chinchani	28.6°C	27.3°C	30.3°C

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Our report for Mumbai is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.

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Date (day and month)

Water temperature: min 16°C

Average temperature Maximum temperature