The weather in September in Istana

It's hot in September in Istana with an average temperature of 33°C. Temperatures this month range from a low of 32°C to a high of 33°C. At night, you can expect temperatures between 24°C and 25°C.

Looking for sun? September isn’t a good month to be in Istana. The temperature is nice, but there’s too much chance of rain.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Istana, Malaysia. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 36°C in 2023, Istana reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 26°C in 2020. The extreme nighttime temperatures ranged from a lowest recorded value of 21°C to a highest value of 26°C.

Rainfall amount

In September, there is an average of 267 mm of precipitation, spread over 23 days. The wind speed is around 3 Bft, mostly coming from the Southeast.

Daily weather in September for Istana

Click on any day in September to get detailed info about the usual weather on that day in Istana. Check out the historical temperatures and precipitation over the past 10 years on this day.

1

33° / 25°

2

33° / 25°

3

33° / 25°

4

33° / 25°

5

33° / 24°

6

33° / 25°

7

32° / 25°

8

32° / 24°

9

32° / 24°

10

33° / 25°

11

33° / 25°

12

32° / 24°

13

33° / 24°

14

33° / 25°

15

32° / 24°

16

32° / 25°

17

33° / 24°

18

33° / 25°

19

33° / 25°

20

33° / 25°

21

32° / 24°

22

32° / 25°

23

32° / 25°

24

33° / 25°

25

33° / 25°

26

33° / 24°

27

33° / 25°

28

33° / 25°

29

33° / 24°

30

33° / 24°

Start of September

The month of September starts in Istana with hot temps, averaging around 33°C during the day and nights around 25°C.

Mid September

By mid-September, daytime temps stay steady at around 33°C, with nights around 25°C. There’s a high chance of precipitation during this time.

End of September

By the end of September, the average daytime temperature in Istana is around 33°C, while nighttime temps are about 25°C. There’s a significant chance of many days with precipitation.

UV index

The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.

Check out the climate of Istana for all months and discover the best travel time

Curious about the weather in other parts of Malaysia? Check out the climate and weather for spots like Kuala Lumpur, Langkawi, Penang, or explore other destinations in Malaysia.

Temperature charts

These charts show the average temperatures in September in Istana, Malaysia. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in September in Istana

Temperature in September in Istana over the years

Precipitation charts

These charts show the average amount of precipitation in September in Istana, Malaysia. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in September in Istana

Total precipitation in September in Istana over the years

Daily UV index in September in Istana

This chart shows the average daily UV index in September in Istana, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Have you been to Istana in September?

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Average weather in Istana by month

Click on a month below to see detailed weather info for Istana. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.