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The weather in Sumatera Utara in October is very hot. The average temperatures are between 23°C and 33°C, drinking water regularly is advisable.
You can expect rain for roughly half of the month of October in Sumatera Utara. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Sumatera Utara in October 2025.
If you’re planning to visit Sumatera Utara in the near future, we highly recommend that you review the 14 day weather forecast for Sumatera Utara before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 31° / 22° | 10 | 21 | 0 | 209 mm | Ok | Sumatera Utara in January |
| February | 32° / 22° | 6 | 22 | 0 | 158 mm | Good | Sumatera Utara in February |
| March | 33° / 23° | 9 | 22 | 0 | 190 mm | Ok | Sumatera Utara in March |
| April | 33° / 24° | 12 | 18 | 0 | 242 mm | Ok | Sumatera Utara in April |
| May | 34° / 24° | 13 | 18 | 0 | 254 mm | Bad | Sumatera Utara in May |
| June | 34° / 24° | 11 | 19 | 0 | 184 mm | Bad | Sumatera Utara in June |
| July | 34° / 23° | 9 | 22 | 0 | 168 mm | Bad | Sumatera Utara in July |
| August | 34° / 23° | 11 | 20 | 0 | 209 mm | Bad | Sumatera Utara in August |
| September | 33° / 23° | 13 | 17 | 0 | 229 mm | Ok | Sumatera Utara in September |
| October | 33° / 23° | 14 | 17 | 0 | 308 mm | Ok | Sumatera Utara in October |
| November | 32° / 23° | 15 | 15 | 0 | 317 mm | Ok | Sumatera Utara in November |
| December | 31° / 23° | 13 | 18 | 0 | 285 mm | Ok | Sumatera Utara in December |
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