WanderWhen

Bengaluru weather in September

September is a fair shoulder-season month in Bengaluru — decent conditions with some trade-offs. Expect highs around 27°C, lows near 20°C, and about 22.8 days with rain.

6.4 · Fairtravel score for September
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Avg high
27°C
Avg low
20°C
Rainfall
145 mm
Rain days
22.8
Sunshine
8.3 h/day
Daylight
12.1 h

What to pack for Bengaluru in September

  • t-shirts and light layers
  • a light jacket for evenings
  • a compact umbrella or rain shell — rain is frequent
  • expect humid, sticky conditions

Humidity averages 82%; max daily wind around 19 km/h.

How September compares

January: 10.0/10 JFebruary: 8.9/10 FMarch: 6.4/10 MApril: 5.0/10 AMay: 4.9/10 MJune: 5.5/10 JJuly: 6.3/10 JAugust: 6.4/10 ASeptember: 6.4/10 SOctober: 6.7/10 ONovember: 8.4/10 NDecember: 9.9/10 D

Best months in Bengaluru: December–January. See the full best time to visit Bengaluru guide.

Bengaluru in September: the details

In September, Bengaluru sees average daytime highs of 27°C (81°F) and overnight lows of 20°C (67°F). Rainfall totals roughly 145 mm across 22.8 rainy days, and the sun shines about 8.3 hours per day with 12.1 hours of daylight mid-month. Relative humidity averages 82%.

These figures are climate normals computed from the ERA5 weather reanalysis (2019–2024) for Bengaluru, India (12.97, 77.59) — see our methodology. Actual conditions vary year to year.

Where should you go next month?

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