September · India
Best time to visit Kerala in September Weather, crowds & prices
Weather in Kerala in September
Average temperature 22°C, 204 mm of rain, about 20 days with 6+ hours of sunshine and 91% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
September score
6.2/10
Ranked #5 of 12 months
- Avg temp
- 22°C
- Rainfall
- 204 mm
- Humidity
- 91%
- Days with 6h+ sun
- 20
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $ · Budget Friendly ($)
September in Kerala scores 6.2/10 for nature and wildlife travel - an above-average month (#5 of 12). Expect around 22°C, 204 mm of rain, and roughly 20 days with 6+ hours of sunshine this month.
Kerala is India's backwater state-houseboat canals, spice hills of Munnar, and monsoon-green Arabian Sea coasts. Best window: the drier months outside peak monsoon.
September in Kerala: mixed conditions, plan around the weather
September averages 22°C (72°F) — warm for the outdoors: start trails early, use shaded routes at midday, and carry more water than you think you need.
204 mm makes this the wettest stretch of the year, though about 20 days with 6+ hours of sunshine still appear — keep an indoor fallback ready.
It scores 6.2/10 here, 5th of 12 months, against 9.3/10 in the destination's best month.
Pack light clothing, a hat and real sun protection, a proper rain shell rather than an umbrella, footwear you can get muddy.
Figure on low-season pricing, with crowds are light for this destination. That combination — decent conditions at the lowest rates of the year — is the best value window on this page.
Flexible dates? February scores 3.1 points higher here — enough to change the trip.
Frequently asked
- What is the weather like in Kerala in September?
- In September, Kerala averages 22°C, 204 mm of rain, and about 20 days with 6+ hours of sunshine. Its climate-comfort score is 6.2/10.
- Is September a good time to visit Kerala?
- September earns a 6.2/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Kerala in September?
- Expect about 204 mm of rain in September. Average humidity is 91% and there are about 20 days with 6+ hours of sunshine.
Curated in Kerala
Tickets & experiences
Things to do in Kerala
Kerala, India. Live activities and tours from GetYourGuide, matched to this destination.