Coonoor Weather in September

September in Coonoor averages 27°C (81°F) during the day and 19°C (66°F) at night. September is part of the rainy season, with around 191 mm (7.5 in) of rainfall and frequent showers.

Rainfall in Coonoor in September

Coonoor is in the rainy season in September, with rain on around 8 days and an average of 191 mm (7.5 in). With high rainfall totals spread across the month, individual showers can be very heavy. Waterproof gear is strongly recommended.

Temperature in Coonoor in September

Expect highs of 27°C (81°F) in Coonoor in September, with nights dropping to around 19°C (66°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights cool down to 19°C (66°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Should you favor a climate that's both dry and comfortably warm, January, February and December typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.