Shimla weather in September
September in Shimla: nice, soaked, with very humid — fine if you can take 22 rainy days.
#5 of 12 months in Shimla · #484 of 897 destinations to visit in September · comfort 82/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Shimla in September
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Shimla climate normals — September
| Daytime high | 21°C / 69°F | 😎 nice |
|---|---|---|
| Nighttime low | 13°C / 55°F | |
| Rainfall | 172 mm / 6.8 in | ⛈ soaked |
| Rainy days | 22 days | |
| Humidity | 87% | 💦 very humid |
| Dew point | 14°C / 57°F | |
| Sunshine | 10 h/day | |
| Daylight | 12.3 h | |
| Wind | 8 km/h / 5 mph | |
| Air quality (US AQI) | 61 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Shimla in September — FAQ
- Is September a good time to visit Shimla?
- September in Shimla: nice, soaked, with very humid — fine if you can take 22 rainy days. It ranks #5 of 12 months for Shimla on SeasonMap's comfort score (82/100).
- What is the weather like in Shimla in September?
- In September, Shimla averages a daily high of 20.6°C and a low of 12.9°C, with about 172.3 mm of rain over roughly 22.2 rainy days.
- What is the air quality in Shimla in September?
- Shimla has a mean US Air Quality Index of about 61 in September.