How hot is Chennai in July?

Daytime highs in Chennai in July average 33°C (92°F); nights drop to about 27°C.

Does it rain in Chennai in July?

Expect around 19.2 rainy days and 128 mm of rainfall in July.

Is July a good time to visit Chennai?

July is a challenging month to visit Chennai — consider January–February instead. Overall travel score: 2.0/10. The best months are January–February.

Chennai weather in July

July is a challenging month to visit Chennai — consider January–February instead. Expect highs around 33°C, lows near 27°C, and about 19.2 days with rain.

2.0 · Challengingtravel score for July

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Avg high

33°C

Avg low

27°C

Rainfall

128 mm

Rain days

19.2

Sunshine

8.2 h/day

Daylight

12.7 h

What to pack for Chennai in July

light, breathable clothing
sun protection (hat, SPF 50)
a compact umbrella or rain shell — rain is frequent

Humidity averages 72%; max daily wind around 19 km/h.

How July compares

Best months in Chennai: January–February. See the full best time to visit Chennai guide.

Chennai in July: the details

In July, Chennai sees average daytime highs of 33°C (92°F) and overnight lows of 27°C (80°F). Rainfall totals roughly 128 mm across 19.2 rainy days, and the sun shines about 8.2 hours per day with 12.7 hours of daylight mid-month. Relative humidity averages 72%.

These figures are climate normals computed from the ERA5 weather reanalysis (2019–2024) for Chennai, India (13.09, 80.28) — see our methodology. Actual conditions vary year to year.

Where should you go next month?

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