Northern Isaan, Thailand: What to pack, what to wear, and when to go [2018]

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

When to go to Northern Isaan, Thailand

Based on the climate and weather in Northern Isaan, the best time to go is December. See below for details.

What to wear/what to pack for Northern Isaan, Thailand by month

January

If you visit Northern Isaan during January, you are likely to find that it is hot. Temperatures tend to hover around the low 80s F (high 20s C) during the day, while at night they can dip into the low 60s F (high 10s C).

Humidity is generally between 40 and 50% during the day.

What to wear/what to pack:

  • Skirts
  • Dresses
  • Sunglasses
  • Short sleeve shirts
  • Sandals
  • Shorts
  • Sunscreen lotion

February

If you vacation in Northern Isaan during February, 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 60s F (high 10s C).

Humidity is generally between 30 and 40% during the day.

What to wear/what to pack:

  • Sandals
  • Sunglasses
  • Dresses
  • Skirts
  • Sunscreen lotion
  • Short sleeve shirts
  • Shorts

March

March in Northern Isaan is sweltering. The rain can amount to several inches/centimeters.

During this time, temperatures average in the low 80s F (high 20s C) to low 90s F (mid 30s C), although night temperatures can dip into the 60s F (high 10s C).

What to wear/what to pack:

  • Rain boots
  • Thin short sleeve shirts
  • Skirts
  • Waterproof luggage that you don't mind ruining
  • Sunglasses
  • High-SPF sunscreen lotion
  • Light shorts
  • Tank tops
  • Umbrella
  • Rain coat
  • Thin pants, such as light khakis
  • Sandals
  • Light dresses

April

April is sizzling. Temperatures average in the 90s F (mid 30s C) during the day.

What to wear/what to pack:

  • Skirts
  • Umbrella
  • Sandals
  • Tank tops
  • Rain boots
  • Thin pants, such as light khakis
  • Sunglasses
  • Rain coat
  • Thin short sleeve shirts
  • Light shorts
  • High-SPF sunscreen lotion
  • Waterproof luggage that you don't mind ruining
  • Light dresses

May

If you vacation in Northern Isaan during May, you are likely to find that it is constantly hot and somewhat stormy. Temperatures tend to hover around the low 90s F (low 30s C) during the day, while at night they can dip into the high 70s F (mid 20s C).

Humidity is generally between 50 and 60% during the day.

What to wear/what to pack:

  • Skirts
  • Rain boots
  • Sunscreen lotion
  • Sunglasses
  • Dresses
  • Shorts
  • Waterproof luggage that you don't mind ruining
  • Rain coat
  • Umbrella
  • Short sleeve shirts
  • Sandals

June

June in Northern Isaan is constantly hot and somewhat stormy. The rain can amount to several inches/centimeters.

During this time, temperatures average in the low 80s F (low 30s C), although night temperatures can dip into the 70s F (mid 20s C).

What to wear/what to pack:

  • Short sleeve shirts
  • Dresses
  • Shorts
  • Rain coat
  • Sunglasses
  • Waterproof luggage that you don't mind ruining
  • Skirts
  • Sandals
  • Sunscreen lotion
  • Rain boots
  • Umbrella

July

If you go to Northern Isaan in July, you will notice that it is constantly hot and somewhat stormy. Daytime temperatures are in the high 80s F (low 30s C).

What to wear/what to pack:

  • Shorts
  • Short sleeve shirts
  • Sunglasses
  • Umbrella
  • Skirts
  • Waterproof luggage that you don't mind ruining
  • Rain boots
  • Sandals
  • Rain coat
  • Sunscreen lotion
  • Dresses

August

August in Northern Isaan can be sweltering and somewhat stormy. The rain can amount to several inches/centimeters.

During this time, temperatures average in the high 80s F (low 30s C), although night temperatures can dip into the 70s F (mid 20s C).

What to wear/what to pack:

  • Rain coat
  • Waterproof luggage that you don't mind ruining
  • Rain boots
  • Shorts
  • Dresses
  • Sunscreen lotion
  • Sunglasses
  • Short sleeve shirts
  • Skirts
  • Sandals
  • Umbrella

September

September in this region can be very hot. Temperatures average in the high 80s F (low 30s C) during the day.

What to wear/what to pack:

  • Waterproof luggage that you don't mind ruining
  • Umbrella
  • Skirts
  • Rain coat
  • Sunscreen lotion
  • Shorts
  • Short sleeve shirts
  • Sunglasses
  • Rain boots
  • Sandals
  • Dresses

October

If you are traveling to Northern Isaan in October, you will notice that it is constantly hot. Daytime temperatures are in the 80s F (low 30s C).

What to wear/what to pack:

  • Dresses
  • Sandals
  • Skirts
  • Rain coat
  • Short sleeve shirts
  • Sunglasses
  • Umbrella
  • Shorts
  • Rain boots
  • Sunscreen lotion
  • Waterproof luggage that you don't mind ruining

November

If you go to Northern Isaan in November, you will notice that it is hot. Daytime temperatures are in the 80s F (high 20s C).

What to wear/what to pack:

  • Shorts
  • Dresses
  • Sandals
  • Short sleeve shirts
  • Sunglasses
  • Skirts
  • Sunscreen lotion

December

If you visit Northern Isaan during December, you are likely to find that it is pretty consistently hot. Temperatures tend to hover around the low 80s F (high 20s C) during the day, while at night they can dip into the low 60s F (mid 10s C).

Humidity is generally between 40 and 50% during the day.

What to wear/what to pack:

  • Sandals
  • Skirts
  • Shorts
  • Sunglasses
  • Short sleeve shirts
  • Sunscreen lotion
  • Dresses

Year-round what to wear/what to pack for Northern Isaan, Thailand

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

  • A plug adadpter that supports outlet types A, B, C and O
  • A SIM card that works in Northern Isaan
  • If you are visiting a temple, pack respectful clothing

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