Kedah weather in September
September is one of the least pleasant months in Kedah: highs of 29°C (83°F) and about 249 mm (9.8 in) of rain on average. Nights average 24°C (74°F) and cloud cover 90% (NASA POWER, 2001–2025 averages). The sea averages 31°C (88°F). It is the 3rd wettest month of the year and the 3rd coolest. Compared with August, it is about as warm and wetter; October brings highs of 28°C (83°F) and 311 mm (12.2 in) of rain.
Figures are long-term averages for Kota Kuala Muda, the largest city in Kedah. See below for other places.
Is September a good time to visit Kedah?
least pleasant month Weather score 41/100.
September is one of the least pleasant months for weather in Kedah. For better conditions, consider Jan–Mar.
Does it rain a lot in Kedah in September?
Yes, it is one of the rainy months: about 249 mm (9.8 in) falls in an average September. It is the 3rd wettest month of the year.
How warm is Kedah in September?
Days average 29°C (83°F) and nights 24°C (74°F).
Kedah weather by month
| Month | High | Low | Rain | Cloud | Sea | Weather |
|---|---|---|---|---|---|---|
| January | 29°C (84°F) | 22°C (71°F) | 118 mm | 72% | 30°C (86°F) | best |
| February | 30°C (85°F) | 22°C (71°F) | 67 mm | 65% | 31°C (87°F) | best |
| March | 30°C (86°F) | 23°C (73°F) | 138 mm | 71% | 32°C (89°F) | best |
| April | 30°C (86°F) | 24°C (76°F) | 182 mm | 80% | 32°C (89°F) | fair |
| May | 29°C (85°F) | 25°C (76°F) | 216 mm | 87% | 32°C (89°F) | fair |
| June | 29°C (84°F) | 24°C (76°F) | 150 mm | 84% | 32°C (89°F) | fair |
| July | 29°C (84°F) | 24°C (75°F) | 174 mm | 86% | 32°C (89°F) | fair |
| August | 29°C (83°F) | 24°C (75°F) | 200 mm | 87% | 31°C (88°F) | fair |
| September | 29°C (83°F) | 24°C (74°F) | 249 mm | 90% | 31°C (88°F) | least pleasant |
| October | 28°C (83°F) | 23°C (74°F) | 311 mm | 90% | 31°C (87°F) | least pleasant |
| November | 29°C (83°F) | 23°C (74°F) | 317 mm | 88% | 30°C (87°F) | least pleasant |
| December | 29°C (83°F) | 22°C (72°F) | 233 mm | 83% | 30°C (86°F) | least pleasant |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis), sea temperature from Open-Meteo Marine. Page updated . How we rate months
Weather across Kedah in September
Weather can differ a lot within Kedah: coasts, hills and mountains each have their own climate.
| Place | High | Low | Rain | Weather |
|---|---|---|---|---|
| Kota Kuala Muda | 29°C (83°F) | 24°C (74°F) | 249 mm | least pleasant |
| Langkawi | 29°C (84°F) | 26°C (78°F) | 257 mm | least pleasant |
| Sungai Petani | 29°C (83°F) | 24°C (74°F) | 249 mm | least pleasant |
| Alor Setar | 29°C (83°F) | 24°C (74°F) | 235 mm | least pleasant |
| Kulim | 29°C (83°F) | 24°C (74°F) | 249 mm | least pleasant |
| Pendang | 29°C (83°F) | 24°C (74°F) | 235 mm | least pleasant |
| Yan Besar | 29°C (83°F) | 24°C (74°F) | 235 mm | least pleasant |
| Jitra | 29°C (84°F) | 23°C (73°F) | 206 mm | fair |
| Kampong Sidam | 29°C (83°F) | 24°C (74°F) | 249 mm | least pleasant |
| Padang Serai | 29°C (83°F) | 24°C (74°F) | 249 mm | least pleasant |
| Bedong | 29°C (83°F) | 24°C (74°F) | 249 mm | least pleasant |
| Bandar Baharu | 29°C (84°F) | 25°C (76°F) | 242 mm | least pleasant |