Heathrow Airport, England, United Kingdom: What to pack, what to wear, and when to go [2021]

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Traveling to Heathrow Airport, England, United Kingdom? If you're planning to go to Heathrow Airport, here is some important information about when to go, what to wear, and what to pack.

Contents


When to go to Heathrow Airport, England, United Kingdom

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

Important esssentials for Heathrow Airport, England, United Kingdom

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

What to wear/what to pack for Heathrow Airport, England, United Kingdom by month

January

January in Heathrow Airport can be very chilly and somewhat rainy. Temperatures average in the high 40s F (single digits C) during the day. There is frost regularly. It rains about a third of the time.

What to wear/what to pack:

February

Traveling to Heathrow Airport in February, you will notice that it is cold. Expect it to rain regularly and snow occasionally.

Daytime temperatures are in the high 40s F (single digits C). There is frost a bit less than half of the time.

What to wear/what to pack:

March

In March, Heathrow Airport can be brisk and somewhat rainy. Temperatures routinely are in the low 50s F (low 10s C) range. At night, lows are in the high 30s F (single digits C).

This is also a rainy time for Heathrow Airport, with several of the days of the month having rain. In March, humidity reaches as high as 70%. There is frost once in a while.

What to wear/what to pack:

April

April in Heathrow Airport is relatively cool and somewhat rainy. The rain can amount to several inches/centimeters.

During this time, temperatures average in the low 40s F (single digits C) to high 50s F (mid 10s C), although night temperatures can dip into the low 30s F (single digits C).

What to wear/what to pack:

May

If you vacation in Heathrow Airport during May, you will probably see that it is chilly. Temperatures tend to hover around the 60s F (high 10s C) during the day, while at night they can dip into the high 40s F (single digits C).

Humidity is generally between 50 and 60% during the day. In terms of precipitation, you can expect it to rain about a third of the time.

What to wear/what to pack:

June

June in Heathrow Airport is mild. Temperatures average in the low 60s F (low 20s C) during the day. It rains 5-10 days this month.

What to wear/what to pack:

July

July here is a perfect temperature. Temperatures average in the 70s F (mid 20s C) during the day. It rains regularly.

What to wear/what to pack:

August

In August, Heathrow Airport is a perfect temperature. Temperatures routinely are in the 70s F (low 20s C) range. At night, lows are in the high 50s F (mid 10s C).

This is also a rainy time for Heathrow Airport, with a few of the days of the month having rain. In August, humidity reaches as high as 60%.

What to wear/what to pack:

September

September in Heathrow Airport is mild. The rain can amount to several inches/centimeters. During this time, temperatures average in the high 60s F (low 10s C).

What to wear/what to pack:

October

October in Heathrow Airport is chilly and somewhat rainy. The average overnight temperatures in the area are in the high 40s F (single digits C).

It tends to rain a bit less than half of the time. But the colder weather doesn't bring low humidity, which is in the 70% to 70% range on average.

What to wear/what to pack:

November

November in Heathrow Airport can be very chilly and somewhat rainy. The average overnight temperatures in the area are in the low 40s F (single digits C), with a few days below 32 F (single digits C). It tends to rain about a third of the time.

But the colder weather doesn't bring low humidity, which is in the 70% to 80% range on average. There is frost occasionally.

What to wear/what to pack:

December

December here is cold and somewhat rainy. Temperatures average in the high 40s F (single digits C) during the day. There is frost about a third of the time. It rains regularly.

What to wear/what to pack:

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