Tumon, Guam: What to pack, what to wear, and when to go [2018]

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

When to go to Tumon, Guam

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

What to wear/what to pack for Tumon, Guam by month

January

January in Tumon is extremely warm and very rainy. Temperatures average in the 80s F (high 20s C) during the day. It rains about two thirds of the time.

What to wear/what to pack:

  • Shorts
  • Umbrella
  • Dresses
  • Sunglasses
  • Sunscreen lotion
  • Sandals
  • Short sleeve shirts
  • Waterproof footwear
  • Skirts
  • Waterproof luggage
  • Rain coat

February

In February, Tumon is pretty consistently hot and very rainy. Temperatures routinely are in the 80s F (high 20s C) range. At night, lows are in the 70s F (mid 20s C).

This is also a rainy time for Tumon, with more than half of the days of the month having rain. In February, humidity reaches as high as 70%.

What to wear/what to pack:

  • Waterproof luggage
  • Sunglasses
  • Sandals
  • Waterproof footwear
  • Skirts
  • Dresses
  • Short sleeve shirts
  • Umbrella
  • Shorts
  • Sunscreen lotion
  • Rain coat

March

In March, Tumon can be sweltering and very rainy. Temperatures routinely are in the 80s F (low 20s C) range. At night, lows are in the 70s F (mid 20s C).

This is also a rainy time for Tumon, with more than half of the days of the month having rain. In March, humidity reaches as high as 70%.

What to wear/what to pack:

  • Skirts
  • Sandals
  • Short sleeve shirts
  • Sunscreen lotion
  • Rain coat
  • Dresses
  • Sunglasses
  • Shorts
  • Waterproof footwear
  • Umbrella
  • Waterproof luggage

April

April in Tumon is constantly hot and very rainy. 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:

  • Short sleeve shirts
  • Waterproof footwear
  • Umbrella
  • Waterproof luggage
  • Sandals
  • Sunscreen lotion
  • Rain coat
  • Skirts
  • Shorts
  • Dresses
  • Sunglasses

May

May in Tumon can be sweltering and very rainy. 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), although night temperatures can dip into the 70s F (mid 20s C).

What to wear/what to pack:

  • Umbrella
  • Waterproof footwear
  • Skirts
  • Short sleeve shirts
  • Sunscreen lotion
  • Sunglasses
  • Shorts
  • Dresses
  • Sandals
  • Rain coat
  • Waterproof luggage

June

If you visit Tumon during June, you are likely to find that it is constantly hot and extremely rainy. Temperatures tend to hover around the high 80s 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 70 and 80% during the day. In terms of precipitation, you can expect it to rain most days.

What to wear/what to pack:

  • Dresses
  • Rain coat
  • Sunscreen lotion
  • Sandals
  • Shorts
  • Short sleeve shirts
  • Waterproof luggage
  • Umbrella
  • Waterproof footwear
  • Skirts
  • Sunglasses

July

Traveling to Tumon in July, you will notice that it is constantly hot and extremely rainy. Expect it to rain nearly every day this month. Daytime temperatures are in the high 80s F (low 30s C).

What to wear/what to pack:

  • Waterproof luggage
  • Shorts
  • Waterproof footwear
  • Skirts
  • Sunglasses
  • Sunscreen lotion
  • Umbrella
  • Sandals
  • Rain coat
  • Short sleeve shirts
  • Dresses

August

In August, Tumon can be sweltering and extremely rainy. Temperatures routinely are in the high 80s F (low 30s C) range. At night, lows are in the 70s F (mid 20s C).

This is also a rainy time for Tumon, with most of the days of the month having rain. In August, humidity reaches as high as 80%.

What to wear/what to pack:

  • Waterproof footwear
  • Skirts
  • Sunglasses
  • Waterproof luggage
  • Sunscreen lotion
  • Dresses
  • Rain coat
  • Shorts
  • Sandals
  • Short sleeve shirts
  • Umbrella

September

September in this region is constantly hot and extremely rainy. Temperatures average in the high 80s F (low 30s C) during the day. It rains most days.

What to wear/what to pack:

  • Sunglasses
  • Waterproof luggage
  • Rain coat
  • Umbrella
  • Skirts
  • Short sleeve shirts
  • Waterproof footwear
  • Shorts
  • Sandals
  • Dresses
  • Sunscreen lotion

October

October in Tumon is extremely hot and extremely rainy. 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:

  • Skirts
  • Waterproof luggage
  • Sunglasses
  • Sunscreen lotion
  • Dresses
  • Shorts
  • Rain coat
  • Waterproof footwear
  • Umbrella
  • Short sleeve shirts
  • Sandals

November

Traveling to Tumon in November, you will notice that it is really hot and extremely rainy. Expect it to rain most days. Daytime temperatures are in the high 80s F (low 30s C).

What to wear/what to pack:

  • Waterproof footwear
  • Umbrella
  • Waterproof luggage
  • Dresses
  • Rain coat
  • Skirts
  • Shorts
  • Sandals
  • Sunscreen lotion
  • Sunglasses
  • Short sleeve shirts

December

In December, Tumon is constantly hot and extremely rainy. Temperatures routinely are in the 80s F (low 20s C) range. At night, lows are in the high 70s F (mid 20s C).

This is also a rainy time for Tumon, with most of the days of the month having rain. In December, humidity reaches as high as 80%.

What to wear/what to pack:

  • Sandals
  • Umbrella
  • Sunscreen lotion
  • Sunglasses
  • Waterproof luggage
  • Skirts
  • Dresses
  • Short sleeve shirts
  • Rain coat
  • Waterproof footwear
  • Shorts

Year-round what to wear/what to pack for Tumon, Guam

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

  • A plug adadpter that supports outlet types A and B
  • A SIM card that works in Tumon

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