Semarang weather in September
September is one of the best months to visit Semarang: highs of 34°C (93°F) and about 67 mm (2.6 in) of rain on average. Nights average 23°C (73°F) and cloud cover 48% (NASA POWER, 2001–2025 averages). It is the 3rd driest month of the year and the warmest. Compared with August, it is warmer and wetter; October brings highs of 33°C (92°F) and 118 mm (4.6 in) of rain.
Is September a good time to visit Semarang?
best month Weather score 67/100.
Yes. September is one of the best months for weather in Semarang.
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Does it rain a lot in Semarang in September?
Some rain is normal: about 67 mm (2.6 in) falls in an average September. It is the 3rd driest month of the year.
How warm is Semarang in September?
Days average 34°C (93°F) and nights 23°C (73°F).
Semarang weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 29°C (83°F) | 24°C (75°F) | 354 mm | 92% | least pleasant |
| February | 28°C (83°F) | 24°C (75°F) | 349 mm | 91% | least pleasant |
| March | 29°C (84°F) | 24°C (75°F) | 204 mm | 85% | fair |
| April | 29°C (85°F) | 24°C (75°F) | 187 mm | 80% | fair |
| May | 29°C (85°F) | 24°C (74°F) | 132 mm | 67% | fair |
| June | 30°C (85°F) | 23°C (73°F) | 87 mm | 58% | best |
| July | 31°C (87°F) | 22°C (71°F) | 50 mm | 51% | best |
| August | 33°C (91°F) | 22°C (71°F) | 30 mm | 45% | best |
| September | 34°C (93°F) | 23°C (73°F) | 67 mm | 48% | best |
| October | 33°C (92°F) | 24°C (75°F) | 118 mm | 66% | fair |
| November | 31°C (88°F) | 24°C (76°F) | 205 mm | 84% | fair |
| December | 29°C (84°F) | 24°C (75°F) | 273 mm | 94% | least pleasant |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months
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