North Sumatra
North Sumatra is the main city in North Sumatra Province, Indonesia, about an hour's flight from Kuala Lumpur. In addition to Lake Toba, the largest lake in Southeast Asia, close exploration of the still active Sipayak volcano is also a travel experience not to be missed. The city has a hot climate, with cooler temperatures at Lake Toba and Belastaki, making it suitable for hiking and sightseeing activities.
North Sumatra Top 10 Activities
Top things to do in North Sumatra
Popular Activities in North Sumatra
Recommended travel destinations near North Sumatra
Best time to visit North Sumatra
Data source: Meteostat・Last updated: 2025-09
Weather in North Sumatra throughout the year
Spring (March-May): Average 26.1-26.5°C, hot and dry climate with low rainfall. Common activities: Outdoor adventures, visiting cultural heritage sites. Recommended clothing: Light and breathable clothing, hat, sun protection clothing.
Summer (June-August): Average 26.1-26.9°C, hot and dry climate with very low rainfall. Common activities: Water activities, hiking. Recommended clothing: Light and breathable clothing, hat, sun protection clothing.
Autumn (September-November): Average 25.2-25.8°C, relatively comfortable climate with moderate rainfall. Common activities: Exploring natural landscapes, visiting local markets. Recommended clothing: Light long-sleeved clothing, comfortable shoes.
Winter (December-February): Average 25.0-26.0°C, warm climate with moderate to low rainfall. Common activities: Visiting temples, enjoying local cuisine. Recommended clothing: Light long-sleeved clothing or light jacket.
Weather in North Sumatra
Annual average temperature: approx. 25.9°C / Annual rainfall: approx. 121 mm / Summer humidity: 60%–70% / Rainiest month: January
North Sumatra weather by month
| Month | January | February | March | April | May | June | July | August | September | October | November | December |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temperature | 25°C | 26°C | 26.2°C | 26.5°C | 26.4°C | 26.1°C | 26.9°C | 25.4°C | 25.8°C | 25.8°C | 25.2°C | 25.1°C |
| Rainfall (mm) | 16.2 | 7.3 | 10.6 | 11 | 6.6 | 7.6 | 3.8 | 11.9 | 11.8 | 8.8 | 15.3 | 10.5 |
7-day weather forecast for North Sumatra
| Date | 11/8Sunday | 11/9Monday | 11/10Tuesday | 11/11Wednesday | 11/12Thursday | 11/13Friday | 11/14Saturday |
|---|---|---|---|---|---|---|---|
| Weather |  Light rain shower | Light rain shower | Light rain shower | Light rain shower | Light rain shower |  Fog | Light rain shower |
| High | 23.9°C | 24.4°C | 25°C | 23.5°C | 23.5°C | 21.3°C | 23.1°C |
| Low | 17.6°C | 17°C | 16.2°C | 16.5°C | 17.8°C | 17.6°C | 17.4°C |
