September weather forecast
India

September signifies the receding phase of the southwest monsoon in India. However, the country continues to receive significant rainfall, mainly during the early part of the month. Temperatures start showing a marginal increase as the days progress, signalling the onset of the post-monsoon season.

In the northern plains, including cities like Delhi, Jaipur, and Lucknow, the rainfall begins to diminish gradually. Temperatures fluctuate between 25°C (77°F) to 35°C (95°F), and the humidity levels start to decrease towards the end of the month, leading to more comfortable weather conditions.

In the Thar Desert of western India, the sparse rainfall continues into September, with temperatures averaging between 30°C (86°F) to 35°C (95°F). Despite the decrease in monsoon showers, humidity levels remain relatively high due to evaporation.

Southern India, particularly the states of Kerala, Karnataka, and Tamil Nadu, continue to experience substantial rainfall, albeit less than in August. The Western Ghats receive considerable precipitation, leading to cooler temperatures ranging from 25°C (77°F) to 30°C (86°F) across the region.

Eastern India, including West Bengal and Odisha, begins to see a decrease in rainfall. Major cities like Kolkata experience temperatures between 25°C (77°F) and 30°C (86°F), with a gradual reduction in humidity levels as the month progresses.

The Himalayan region, including areas like Ladakh, Himachal Pradesh, and Uttarakhand, begins to witness a shift in weather. While daytime temperatures continue to be pleasant, ranging from 15°C (59°F) to 25°C (77°F), night temperatures start to fall, hinting at the impending winter.

In comparison to August, September sees a reduction in rainfall across the country. The temperatures rise marginally, and the overall climate begins to transition from monsoon to post-monsoon season, particularly in the latter part of the month. Despite the decrease in precipitation, humidity levels remain relatively high across most regions, adding a muggy feel to the air.

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• Mumbai - September »
  In Mumbai during September, the rain falls for 14.4 days and regularly aggregates up to 312mm (12.28") of precipitation. On the last day of September, in Mumbai, India, sunrise is at 6:28 am and sunset at 6:27 pm IST.
• Hyderabad - September »
  On the last day of September, in Hyderabad, India, sunrise is at 6:06 am and sunset at 6:05 pm IST. In Hyderabad in September, it is raining for 9.7 days, with typically 158mm (6.22") of accumulated precipitation.
• Kolkata - September »
  In September, the average heat index, which factors the actual air temperature with the relative humidity, is evaluated at 46°C (114.8°F). In Kolkata, in September, it is raining for 15.7 days, with typically 288mm (11.34") of accumulated precipitation.
• Chennai - September »
  Signifying the gradual withdrawal of monsoon, September weather in Chennai is characterized by plummeting rainfall, yet the soggy condition from August stays, as reflected in a substantial 98mm (3.86") rainfall. Chennai's evenings during September maintain an average temperature of 27.3°C (81.1°F), aligning closely with the daytime temperatures.
• Pune - September »
  The average heat index, which represents the influence of relative humidity on air temperature, in September is estimated at 35°C (95°F). In Pune in September, during 7.4 rainfall days, 120mm (4.72") of precipitation is typically accumulated.
• Ahmedabad - September »
  On the last day of September, in Ahmedabad, sunrise is at 6:31 am and sunset at 6:28 pm IST. At the onset of September, Ahmedabad records an average high-temperature of a still hot 33.8°C (92.8°F), showing little deviation from the preceding month.
• Jaipur - September »
  In Jaipur, during September, the rain falls for 3.8 days and regularly aggregates up to 66mm (2.6") of precipitation. In Jaipur, during September, the rain falls for 3.8 days and regularly aggregates up to 66mm (2.6") of precipitation.
• Surat - September »
  In Surat, India, in September, during 17.1 rainfall days, 65mm (2.56") of precipitation is typically accumulated. On the first day of September in Surat sunrise is at 6:22 am and sunset at 6:54 pm.
• Lucknow - September »
  In Lucknow, in September, during 8.6 rainfall days, 212mm (8.35") of precipitation is typically accumulated. In Lucknow, in September, during 8.6 rainfall days, 212mm (8.35") of precipitation is typically accumulated.
• Kanpur - September »
  In Kanpur in September, it is raining for 6.8 days, with typically 189mm (7.44") of accumulated precipitation. As Kanpur welcomes September, the average high-temperature records at a still hot 33.2°C (91.8°F), marking an insignificant deviation from the prior month.
• Nagpur - September »
  In Nagpur, during September, the rain falls for 10.4 days and regularly aggregates up to 183mm (7.2") of precipitation. In Nagpur, India, in September, it is raining for 10.4 days, with typically 183mm (7.2") of accumulated precipitation.
• Indore - September »
  In Indore, in September, during 15.3 rainfall days, 93mm (3.66") of precipitation is typically accumulated. In Indore, India, in September, it is raining for 15.3 days, with typically 93mm (3.66") of accumulated precipitation.