Trefriw, Wales, United Kingdom: What to pack, what to wear, and when to go [2021]

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Traveling to Trefriw, Wales, United Kingdom? If you're planning to go to Trefriw, here is some important information about when to go, what to wear, and what to pack:

When to go to Trefriw, Wales, United Kingdom

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

What to wear/what to pack for Trefriw, Wales, United Kingdom by month

January

January in Trefriw is cold and very rainy. The average overnight temperatures in the area are in the 30s F (single digits C).

It tends to rain about two thirds of the time. But the colder weather doesn't bring low humidity, which is in the 80% to 90% range on average.

What to wear/what to pack:

February

If you visit Trefriw during February, you may notice that it can be brisk and somewhat rainy. Temperatures tend to hover around the 40s F (single digits C) during the day, while at night they can dip into the 30s F (single digits C).

Humidity is generally between 80 and 90% during the day. In terms of precipitation, you can expect it to rain about half of the time.

What to wear/what to pack:

March

March for Trefriw is brisk and very rainy. Temperatures average in the high 40s F (single digits C) during the day. It rains about half of the time.

What to wear/what to pack:

April

Traveling to Trefriw in April, you will notice that it is brisk and somewhat rainy. Expect it to rain about half of the time. Daytime temperatures are in the low 50s F (low 10s C).

What to wear/what to pack:

May

If you go to Trefriw in May, you will notice that it can be chilly, somewhat rainy and somewhat hazy. Expect it to rain about half of the time. Daytime temperatures are in the high 50s F (mid 10s C).

What to wear/what to pack:

June

In June, Trefriw is chilly, somewhat rainy and somewhat hazy. Temperatures routinely are in the low 60s F (mid 10s C) and regularly jump into the low 60s F (mid 10s C) range. At night, lows are in the high 40s F (single digits C).

This is also a rainy time for Trefriw, with several of the days of the month having rain. In June, humidity reaches as high as 80%.

What to wear/what to pack:

July

July in Trefriw is cool and somewhat rainy. The rain can amount to several inches/centimeters. During this time, temperatures average in the 60s F (high 10s C).

What to wear/what to pack:

August

August in this region can be chilly and somewhat rainy. Temperatures average in the 60s F (high 10s C) during the day. It rains about half of the time.

What to wear/what to pack:

September

September in Trefriw can be chilly and somewhat rainy. The rain can amount to several inches/centimeters. During this time, temperatures average in the low 60s F (mid 10s C).

What to wear/what to pack:

October

If you vacation in Trefriw during October, you will probably notice that it can be very chilly and very rainy. Temperatures tend to hover around the 50s F (low 10s C) during the day, while at night they can dip into the 40s F (single digits C).

Humidity is generally between 70 and 80% during the day. In terms of precipitation, you can expect it to rain about two thirds of the time.

What to wear/what to pack:

November

November in Trefriw is cold and very rainy. The average overnight temperatures in the area are in the low 30s F (single digits C).

It tends to rain about two thirds of the time. But the colder weather doesn't bring low humidity, which is in the 80% to 90% range on average.

What to wear/what to pack:

December

If you visit Trefriw during December, you are likely to find that it can be very chilly and very rainy. Temperatures tend to hover around the 40s F (single digits C) during the day, while at night they can dip into the 30s F (single digits C).

Humidity is generally between 80 and 90% during the day. In terms of precipitation, you can expect it to rain about two thirds of the time.

What to wear/what to pack:

Year-round what to wear/what to pack for Trefriw, Wales, United Kingdom

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

  • A plug adapter that supports outlet types G. This one should work in most places, but you should check with your hotel.
  • A SIM card that works in Trefriw. A good global SIM card works in most countries, but check the country list before buying. In some locations you may need a satellite phone. We recommend this satellite phone
  • Emergency water purifier

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