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Weather in India in September – is it worth traveling to?

Going to India in September? Historical weather data will show you the chances of sun and heat or snow and wind.
Check flight prices to India on Avionero:
September

Is the weather good in India in September 2025?

OK Weather
Hot
🌧️
Rainy

For the past few decades, the average daily temperatures in India during September have been around +86°F.

In India the temperature rarely varies more than seven degrees between the different parts with the highest temperature +86°F in Delhi to +82°F in Bangalore. So you should be able to pack for similar conditions wherever you go in the country.

Temperature, wind and humidity in September

Average
Ahmedabad
Bangalore
Chennai
Delhi
Hyderabad
Kochi
Kolkata
Mumbai
Udaipur
Goa
Thiruvananthapuram
☀️
+86°F
Avg. max. temperature
+63°F
Min.
+104°F
Max.
133 mm
Total precipitation
80%
Avg. humidity
2 m/s
Avg. wind
3 ☀️
Sunny Days
5 ⛅️
Cloudy
18 🌦
Rainy
Our opinion: India has OK weather in September.
India in September – what city is the…
  • rainiest? Kochi, with an average of 8 mm of rain and humidity of 88%;
  • warmest? Delhi, with daytime temperatures averaging +93°F;
  • windiest? Thiruvananthapuram, with an average of 3 m/s;
  • coolest? Bangalore, with daytime temperatures averaging +82°F;

How good is the weather in India in September?

During September, the India is characterized by variable weather with air pressure around 1008 HPa and therefore elements of sun, rain, and wind – with a little extra emphasis on the latter two. The humidity in September ranges between 69% in Delhi and 88% in Thiruvananthapuram.

How warm is it in India during September?

Variable weather with sun, rain and wind: +86°F in average daily temperature.

This is how hot it usually is in September

The average daily temperatures above don't tell you everything about how hot it can be in India. For example, cold nights can make a big difference for those staying in tents or unheated houses. Extra hot days, on the other hand, can make a big difference for those who plan to engage in demanding physical training or competition. So here are some more temperatures for September:
Average
Ahmedabad
Bangalore
Chennai
Delhi
Hyderabad
Kochi
Kolkata
Mumbai
Udaipur
Goa
Thiruvananthapuram
  • Average maximum temperature for the month: +86°F;
  • Average minimum temperature for the month: +75°F;
  • Highest monthly temperature: +88°F;
  • Lowest monthly temperature: +75°F;

Monthly temperatures:

Average
Ahmedabad
Bangalore
Chennai
Delhi
Hyderabad
Kochi
Kolkata
Mumbai
Udaipur
Goa
Thiruvananthapuram
  • Warmest: May with an average +95°F during the day;
  • Coldest: January with an average +81°F of the day;
  • Hottest month in hottest city: May in Ahmedabad;
  • Coldest month in coolest city: November in Bangalore;

Can you swim in India in September?

Here are the minimum and maximum water temperatures in cities in India in September:
Goa
🔥
Very warm
80°F - 85°F
Mumbai
🔥
Very warm
80°F - 87°F
You can definitely swim in Goa, Mumbai in September, with the water temperature of +80°F and up.

Winds in India during September

Wind speed in India in September based on historical data:
Average
Ahmedabad
Bangalore
Chennai
Delhi
Hyderabad
Kochi
Kolkata
Mumbai
Udaipur
Goa
Thiruvananthapuram

September tends to offer light winds averaging 2 m/s. However, coastal cities may experience breezes during the mornings and afternoons.

Comparison between cities in September:

  • Highest average wind speed: Goa with 3 m/s;
  • Lowest average wind speed: Delhi with 1 m/s;
  • Windiest day of the month: Thiruvananthapuram with 3 m/s;
  • The least windy day of the month: Ahmedabad with 1 m/s;

Humidity and precipitation in India in September

Amount of rainfall in mm during September in India based on historical data:
Average
Ahmedabad
Bangalore
Chennai
Delhi
Hyderabad
Kochi
Kolkata
Mumbai
Udaipur
Goa
Thiruvananthapuram
September tends to be an extremely humid month with 71% humidity and 99 mm rainfall. In general the humidity tends to be a little lower in mountainous regions and more humid closer to water.

Comparison between cities in September:

Average
Ahmedabad
Bangalore
Chennai
Delhi
Hyderabad
Kochi
Kolkata
Mumbai
Udaipur
Goa
Thiruvananthapuram
  • Highest average rainfall: Kochi with 235 mm;
  • Lowest average rainfall: Delhi with 38 mm;
  • Most number of rainy days: Kochi with 28 rainy days;
  • Least number of rainy days: Delhi with 6 rainy days;
  • Highest risk of rain during the day: Kochi with 93%;
  • Least risk of rain during the day: Delhi with 20%;
  • Highest average humidity: Thiruvananthapuram with 88%;
  • Lowest average humidity: Delhi with 69%;

Tips for traveling to India in September

Looking for some tips for traveling to the sun, snow, or whatever you're aiming for India? Activities, weather, and clothing are closely linked. In addition, it's important to pack only what you really need so you don't have to worry about heavy packing or paying extra baggage fees.

Here is some advice on what to pack and what kind of activities you can do in the India based on the weather that September is expected to bring. The advice applies to the country as a whole – local weather and possible activities may differ somewhat.

rainy, hot weather with light winds and very high humidity in September
Avionero

Pack right for September

The weather makes a difference when it comes to packing - especially which items should go in your suitcase. The tips below are designed to help you pack light and right without carrying more than necessary.
  • For light showers, an umbrella or a thin and light rain cape is usually sufficient, while more rain may require rainwear and rain boots.
  • Long, hot days bring risks - weather like this is one of the most challenging things we can do to our bodies. It's best to avoid going to India when it's so hot. Secondly, keep cool by staying in the shade, the pool or in an air-conditioned room. Pack clothes for the sun, for swimming but also for hydration.
  • Light winds are probably most comfortable in hot weather but is cooling in cool and cold weather. If it is hot (when the air temperature is about 30 degrees), the wind can have a warming effect. A thin, windproof jacket and long trousers help to counteract these effects.
  • High humidity means that the air conducts heat to and from the skin more easily. For example, if the air is hot (above skin temperature), it will be harder to stay cool. On the other hand, if the air is cool or cold, it is more difficult to stay warm. In high humidity, the choice of clothing makes less of a difference. However, your physical activity plays a bigger role.

FAQ

Frequently asked questions about the weather in India in September:

What can you do outside when it's warm in India?

Bathing and sunbathing can be suitable. Warm (but not hot) days are also good for activities that are not so physically demanding: sightseeing on foot, by boat, on a scooter, camel riding. You can also exercise easily as long as you make sure to cool down and quench thirst.

Is September a good time to visit India?

It’s always a good time to visit India, but the weather is changeable in September, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Monthly weather in India

Source of the data

For this page, we’ve looked at the typical weather in India, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.