Weather in Karachi in September 2025
Average weather
Average temperature in Karachi in September
The temperature in September is +33°C on average, with a range between a maximum of +38°C during the day and a minimum of +24°C at night.
The average maximum temperature goes up 50% by the end of the month, compared with the beginning of the month, from +31°C to +38°C.
Is Karachi warm or cold in September?
Karachi is typically hot in September.
Maximum temperatures go up compared to the previous month from +31°C to +32°C. The minimum temperature also goes down from +27°C to +26°C.
Make sure that you pack your summer linen and swimming costumes; it’s probably going to be hot.
Take a look at how September is compared to other months in Karachi:
Climate in Karachi in September
| August | September | October | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +31°C | +32°C | +33°C | ||||
| Min. temperature | ||||||
| +24°C | +22°C | +17°C | ||||
| Max. temperature | ||||||
| +39°C | +39°C | +39°C | ||||
| Rainfall | ||||||
| 44 mm | 9 mm | 4 mm | ||||
| Wind | ||||||
| 4 m/s | 4 m/s | 2 m/s | ||||
| Humidity | ||||||
| 76% | 72% | 61% | ||||
| Air pressure | ||||||
| 1000 HPa | 1005 HPa | 1010 HPa | ||||
| Sunny days | ||||||
| 1 | 7 | 25 | ||||
| Cloudy days | ||||||
| 24 | 20 | 5 | ||||
| Rainy days | ||||||
| 4 | 2 | 1 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
September weather is still as good as in August. It’s getting warmer as September arrives. The average maximum temperature goes up from +31°C to +32°C during the day. As September arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 44 mm to 9 mm. It feels drier, as humidity decreases from 76% to 72%. The average wind speed doesn’t change much during September, staying around 4 m/s. The good news is there are likely to be more sunny days in September, from 1 to 7.
October brings much the same weather, it remains good.
Wind
The average wind speed is 4 m/s getting up to 7 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Karachi is gradually decreasing during September, going from 4 m/s to 2 m/s over the course of the month.
Rain
How was the weather last September in Karachi?
Climate Change over Years
The climate in Karachi in September has not changed much over the last 43 years.
The average temperature was the lowest in 1979 (+30°C) and the highest in 2018 (+31°C). The driest year was 2018 with only 2 mm of rainfall, and the wettest year was 1983 with 419 mm.
FAQ
Is September a good time to visit Karachi?
Can you sunbathe in Karachi in September?
Is Karachi rainy in September?
Is it sunny in Karachi in September?
Other cities in Pakistan
Monthly weather in Karachi
Source of the data
For this page, we’ve looked at the typical weather in Karachi, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.