Medan weather in September
September is one of the least pleasant months in Medan: highs of 29°C (83°F) and about 261 mm (10.3 in) of rain on average. Nights average 23°C (73°F) and cloud cover 93% (NASA POWER, 2001–2025 averages). It is the 2nd wettest month of the year and the 6th coolest. Compared with August, it is about as warm and wetter; October brings highs of 28°C (83°F) and 310 mm (12.2 in) of rain.
Is September a good time to visit Medan?
least pleasant month Weather score 38/100.
September is one of the least pleasant months for weather in Medan. For better conditions, consider Jun, Jan–Apr.
Does it rain a lot in Medan in September?
Yes, it is one of the rainy months: about 261 mm (10.3 in) falls in an average September. It is the 2nd wettest month of the year.
How warm is Medan in September?
Days average 29°C (83°F) and nights 23°C (73°F).
Medan weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 28°C (82°F) | 22°C (72°F) | 149 mm | 87% | best |
| February | 28°C (83°F) | 23°C (73°F) | 90 mm | 81% | best |
| March | 29°C (84°F) | 23°C (73°F) | 142 mm | 83% | best |
| April | 29°C (85°F) | 24°C (74°F) | 137 mm | 88% | best |
| May | 30°C (85°F) | 24°C (75°F) | 200 mm | 90% | fair |
| June | 29°C (85°F) | 23°C (74°F) | 137 mm | 86% | best |
| July | 29°C (84°F) | 23°C (73°F) | 168 mm | 88% | fair |
| August | 29°C (84°F) | 23°C (73°F) | 199 mm | 91% | fair |
| September | 29°C (83°F) | 23°C (73°F) | 261 mm | 93% | least pleasant |
| October | 28°C (83°F) | 23°C (73°F) | 310 mm | 94% | least pleasant |
| November | 28°C (82°F) | 23°C (73°F) | 233 mm | 95% | least pleasant |
| December | 28°C (82°F) | 23°C (73°F) | 250 mm | 92% | least pleasant |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months