When is the best time to go to Sumatra?

When is the best time to go to Sumatra? Here's some information to help you in your decision:

  • On the island of Sumatra, the weather is good across more than 37% of the territory for: June and July
  • The best months to go to Medan are February and March
  • On average, it is hot all year round in Medan
  • The rainiest months in this city are September and October
  • The cities with the best climate are Banda Aceh and Sigli, with good weather at least 9 months a year
  • The sea temperature is suitable for swimming all year round in Banda Aceh

For information about the climate and the weather city by city on the island of Sumatra for a specific month, click on the corresponding line below:

January 72°F to 86°F
77%
February 74°F to 86°F
71%
March 76°F to 88°F
75%
April 76°F to 90°F
84%
May 76°F to 90°F
78%
June 76°F to 90°F
62%
July 76°F to 88°F
62%
August 76°F to 88°F
68%
September 76°F to 88°F
71%
October 74°F to 88°F
77%
November 74°F to 88°F
86%
December 74°F to 86°F
83%
* weather varies across the country

Best time to travel to Sumatra by cities

Medan

Best time to go to Medan

The best months to go to Medan are february and march.

Banda Aceh

Best time to go to Banda Aceh

The best months to go to Banda Aceh are january, february, march, may, june, july, august, september, october and december.

Bukittinggi

Best time to go to Bukittinggi

The best months to go to Bukittinggi are january, february, march, april, may, june, july, august, september, october, november and december.

Gunungsitoli (Pulau Nias)

Best time to go to Gunungsitoli (Pulau Nias)

The best time to go to Gunungsitoli (Pulau Nias) is june.

Jambi City

Best time to go to Jambi City

The best months to go to Jambi City are july, august and september.

Palembang

Best time to go to Palembang

The best months to go to Palembang are june, july, august and september.

Other cities and places on the island of Sumatra

See full list of cities

Climate and Weather on the island of Sumatra

This content will be available soon.

Sumatra: Sibolangit Waterfall


Temperatures and rainfall on the island of Sumatra

On these 3 graphs, we present the evolution of temperatures of Sumatra and month-by-month rainfall for the cities of Medan, Banda Aceh, Bukittinggi, Gunungsitoli (Pulau Nias) and Jambi City, as well as the month-by-month sea temperature for coastal cities.


Where to go on the island of Sumatra?

This table allows you to see the maximum temperature for each city and our opinion on the weather month by month (see colour legend below the table).

Cities jan.feb.mar.apr.mayjun.jul.aug.sep.oct.nov.dec.
Medan90°F92°F94°F94°F95°F95°F94°F94°F94°F92°F92°F90°F
Banda Aceh86°F88°F90°F90°F92°F92°F92°F90°F90°F88°F88°F86°F
Bukittinggi81°F83°F83°F83°F85°F85°F85°F85°F85°F85°F81°F81°F
Gunungsitoli (Pulau Nias)88°F88°F90°F90°F90°F90°F90°F88°F88°F88°F88°F88°F
Jambi City88°F90°F90°F92°F92°F92°F92°F92°F94°F92°F90°F90°F
Palembang90°F90°F92°F92°F92°F92°F92°F94°F95°F95°F92°F90°F
Pematangsiantar85°F85°F86°F86°F88°F88°F88°F88°F86°F86°F85°F85°F
Bandar Lampung88°F88°F90°F90°F90°F88°F88°F88°F90°F90°F90°F88°F
Bengkulu88°F90°F90°F90°F90°F90°F90°F88°F88°F88°F88°F88°F
Dumai90°F90°F92°F92°F94°F94°F94°F92°F92°F92°F90°F88°F
Padang City86°F86°F86°F86°F88°F86°F86°F86°F86°F85°F85°F85°F
Batam88°F88°F90°F92°F92°F92°F90°F90°F90°F92°F90°F90°F
Berastagi76°F77°F79°F79°F81°F81°F81°F79°F79°F77°F77°F76°F
Bukit Lawang90°F92°F94°F94°F95°F95°F95°F95°F94°F94°F92°F90°F
Gunung Leuser National Park88°F90°F94°F94°F94°F94°F92°F92°F92°F90°F90°F88°F
Lac Maninjau81°F83°F83°F83°F85°F85°F85°F85°F85°F85°F81°F81°F
lake Toba76°F77°F79°F79°F81°F81°F81°F79°F79°F77°F77°F76°F
Parapat85°F85°F86°F86°F88°F88°F88°F88°F86°F86°F85°F85°F
Payakumbuh83°F83°F85°F85°F85°F85°F85°F86°F86°F85°F83°F83°F
Samosir85°F85°F86°F86°F88°F88°F88°F88°F86°F86°F85°F85°F

Legend:

good weather

tolerable weather

very bad weather



Map of Sumatra

Click over cities for information about the weather.

Chargement en cours
Legend: cities on the island of Sumatra

About Sumatra

What can I do on the island of Sumatra?

Beaches / swimming

Nature and countryside

Culture and heritage

Sports

Family travel

Crafts / shopping

Gastronomy

Nightlife


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Is this weather information for Sumatra reliable?

Climate data for Sumatra has been gathered every day since January 2009. The analysis of these meteorological data for Sumatra allows us to determine the average for each month in Medan, Banda Aceh, Bukittinggi, Gunungsitoli (Pulau Nias), Jambi City, Palembang, Pematangsiantar, Bandar Lampung, and 25 other cities.

So yes: this data is reliable except in cases of temporary climate disruption in the region.

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