What September feels like in Karachi
For Karachi, September is early autumn on the calendar. The midday hours are hot; shade and water matter on long walks. Even after dark it stays hot and sultry. High humidity makes the heat feel heavier and sticky, especially on still afternoons.
Rain in Karachi in September
Dry weather dominates, and an umbrella can mostly stay packed. Rainy days are intense, averaging about 10.9 mm (0.4 in) — downpours rather than drizzle. That is close to Karachi's typical rain per wet day for the whole year (about 9 mm). It is among the three wettest months of the year.
Daylight and sunshine in September
Mid-month, Karachi gets 12 h 20 min of daylight, from sunrise near 6:17 am to sunset near 6:37 pm. Days are getting shorter: 42 min less daylight than in mid-August. The sun is out for roughly 84% of those daylight hours, so skies are mostly clear.
How September compares to the rest of the year
Ranked by average high, September comes out as the 6th warmest month in Karachi. Afternoons run 0.9°C (1.6°F) warmer than in August, with 63 mm less rain. The warm-up continues into October. The next month's average high: 32.8°C (91°F).
Who September suits
- Sightseeing: a good fit — the weather rarely gets in the way of a city walk.
- Parks & outdoor: less ideal — afternoons are too warm to linger outside.
- Beach: less ideal — too many rainy days.
Tips for visiting Karachi in September
Sun Protection
Sunscreen, a hat and sunglasses; light breathable clothes.
Quick questions
How warm is Karachi in September?
It feels hot: typical highs are 31.4°C (88.5°F), with lows near 26.2°C (79.2°F).
Does it rain a lot in Karachi in September?
No — September is one of the drier times, with about 2 rainy days and 22 mm in total.
What should I wear in Karachi in September?
Pack sun protection. There is little need to change for the evening.
Is September or October better for visiting Karachi?
On our 12-month climate ranking, September comes out ahead (#6 of 12 vs #11). October is warmer and has fewer rainy days.