Sumatra, Indonesia: What to pack, what to wear, and when to go [2018]

Traveling to Sumatra, Indonesia? If you're planning to go to Sumatra, here is some important information about when to go, what to wear, and what to pack:

When to go to Sumatra, Indonesia

Based on the climate and weather in Sumatra, the best time to go is July. See below for details.

What to wear/what to pack for Sumatra, Indonesia by month

January

If you visit Sumatra during January, you are likely to find that it can be very hot. Temperatures tend to hover around the 80s F (low 30s C) during the day, while at night they can dip into the low 70s F (low 20s C).

Humidity is generally between 60 and 70% during the day.

What to wear/what to pack:

  • Short sleeve shirts
  • If you're going to the beach, bathing suits, swimwear
  • Skirts
  • Sunglasses
  • Dresses
  • Sandals
  • Sunscreen lotion
  • Shorts

February

February in Sumatra is consistently hot. The rain can amount to several inches/centimeters. During this time, temperatures average in the 80s F (low 30s C).

What to wear/what to pack:

  • Umbrella
  • Sunglasses
  • Sandals
  • Shorts
  • Dresses
  • Rain coat
  • Rain boots
  • Short sleeve shirts
  • If you're going to the beach, bathing suits, swimwear
  • Skirts
  • Sunscreen lotion
  • Waterproof luggage that you don't mind ruining

March

March for Sumatra is really hot. Temperatures average in the high 80s F (low 30s C) during the day.

What to wear/what to pack:

  • Short sleeve shirts
  • Sandals
  • Rain boots
  • If you're going to the beach, bathing suits, swimwear
  • Umbrella
  • Sunglasses
  • Skirts
  • Sunscreen lotion
  • Shorts
  • Dresses
  • Waterproof luggage that you don't mind ruining
  • Rain coat

April

If you go to Sumatra in April, you will notice that it can be sweltering and somewhat stormy. Daytime temperatures are in the high 80s F (low 30s C).

What to wear/what to pack:

  • Skirts
  • If you're going to the beach, bathing suits, swimwear
  • Dresses
  • Sunglasses
  • Sandals
  • Shorts
  • Short sleeve shirts
  • Waterproof luggage that you don't mind ruining
  • Umbrella
  • Sunscreen lotion
  • Rain coat
  • Rain boots

May

May for Sumatra is really hot. Temperatures average in the high 80s F (low 30s C) during the day.

What to wear/what to pack:

  • Dresses
  • Short sleeve shirts
  • Umbrella
  • Rain coat
  • Shorts
  • Rain boots
  • Sandals
  • Sunscreen lotion
  • Waterproof luggage that you don't mind ruining
  • Skirts
  • Sunglasses
  • If you're going to the beach, bathing suits, swimwear

June

If you visit Sumatra during June, you are likely to find that it is extremely hot. Temperatures tend to hover around the high 80s F (low 30s C) during the day, while at night they can dip into the low 70s F (low 20s C).

Humidity is generally between 60 and 70% during the day.

What to wear/what to pack:

  • If you're going to the beach, bathing suits, swimwear
  • Sunscreen lotion
  • Dresses
  • Rain boots
  • Shorts
  • Umbrella
  • Sunglasses
  • Skirts
  • Waterproof luggage that you don't mind ruining
  • Short sleeve shirts
  • Sandals
  • Rain coat

July

July in Sumatra is really hot. The rain can amount to several inches/centimeters. During this time, temperatures average in the low 80s F (high 20s C) to high 80s F (low 30s C).

What to wear/what to pack:

  • Dresses
  • Sunglasses
  • Umbrella
  • If you're going to the beach, bathing suits, swimwear
  • Skirts
  • Waterproof luggage that you don't mind ruining
  • Sandals
  • Short sleeve shirts
  • Sunscreen lotion
  • Rain coat
  • Shorts
  • Rain boots

August

August for Sumatra is extremely hot. Temperatures average in the high 80s F (low 30s C) during the day.

What to wear/what to pack:

  • Sandals
  • Shorts
  • Skirts
  • Sunscreen lotion
  • Rain boots
  • Sunglasses
  • Waterproof luggage that you don't mind ruining
  • Short sleeve shirts
  • Umbrella
  • If you're going to the beach, bathing suits, swimwear
  • Dresses
  • Rain coat

September

If you vacation in Sumatra during September, you are likely to find that it can be very hot. Temperatures tend to hover around the high 80s F (low 30s C) during the day, while at night they can dip into the low 70s F (low 20s C).

Humidity is generally between 60 and 70% during the day.

What to wear/what to pack:

  • Rain coat
  • Shorts
  • Skirts
  • Umbrella
  • Sunglasses
  • If you're going to the beach, bathing suits, swimwear
  • Rain boots
  • Sandals
  • Short sleeve shirts
  • Waterproof luggage that you don't mind ruining
  • Sunscreen lotion
  • Dresses

October

October in Sumatra can be sweltering. The rain can amount to several inches/centimeters. During this time, temperatures average in the low 80s F (high 20s C) to high 80s F (low 30s C).

What to wear/what to pack:

  • Umbrella
  • Rain coat
  • Sunglasses
  • Short sleeve shirts
  • Sandals
  • Waterproof luggage that you don't mind ruining
  • Dresses
  • Shorts
  • Rain boots
  • Sunscreen lotion
  • If you're going to the beach, bathing suits, swimwear
  • Skirts

November

If you vacation in Sumatra during November, you are likely to find that it is consistently hot. Temperatures tend to hover around the 80s F (low 30s C) during the day, while at night they can dip into the low 70s F (low 20s C).

Humidity is generally between 60 and 70% during the day.

What to wear/what to pack:

  • Waterproof luggage that you don't mind ruining
  • Sunscreen lotion
  • Shorts
  • Skirts
  • Rain boots
  • Dresses
  • Rain coat
  • Sunglasses
  • Short sleeve shirts
  • Umbrella
  • If you're going to the beach, bathing suits, swimwear
  • Sandals

December

December in Sumatra can be very hot. The rain can amount to several inches/centimeters. During this time, temperatures average in the high 70s F (mid 20s C) to 80s F (low 30s C).

What to wear/what to pack:

  • Waterproof luggage that you don't mind ruining
  • If you're going to the beach, bathing suits, swimwear
  • Shorts
  • Sunglasses
  • Dresses
  • Short sleeve shirts
  • Rain coat
  • Rain boots
  • Umbrella
  • Sandals
  • Sunscreen lotion
  • Skirts

Year-round what to wear/what to pack for Sumatra, Indonesia

Here are some general tips on what to wear in Sumatra, as well as several items to remember to pack when traveling there.

  • A plug adadpter that supports outlet types C and F
  • A SIM card that works in Sumatra

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