Keflavík, Iceland: What to pack, what to wear, and when to go [2018]

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

When to go to Keflavík, Iceland

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

What to wear/what to pack for Keflavík, Iceland by month

January

January in Keflavík is very cold. The average overnight temperatures in the area are in the high 20s F (single digits below 0 C). 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:

  • Warm pants or jeans
  • Heavy socks
  • Sweaters
  • Cold weather footwear
  • Gloves or mittens
  • Heavy jacket

February

February in Keflavík can be extremely cold. The rain/snow can amount to several inches/centimeters. During this time, temperatures average in the 30s F (single digits C).

What to wear/what to pack:

  • Warm pants or jeans
  • Standard footwear
  • Fleeces
  • Light gloves or mittens
  • Jacket or coat
  • Socks

March

March in Keflavík is very cold. The rain/snow can amount to several inches/centimeters. During this time, temperatures average in the low 30s F (single digits C) to high 30s F (single digits C).

What to wear/what to pack:

  • Fleeces
  • Warm pants or jeans
  • Socks
  • Standard footwear
  • Light gloves or mittens
  • Jacket or coat

April

Traveling to Keflavík in April, you will notice that it is brisk. Daytime temperatures are in the low 40s F (single digits C).

What to wear/what to pack:

  • Fleeces
  • Jacket or coat
  • Standard footwear
  • Warm pants or jeans
  • Socks
  • Light gloves or mittens

May

If you are traveling to Keflavík in May, you will notice that it is pretty cool. Daytime temperatures are in the 40s F (single digits C).

What to wear/what to pack:

  • Socks
  • Fleeces
  • Light gloves or mittens
  • Standard footwear
  • Warm pants or jeans
  • Jacket or coat

June

June in Keflavík is brisk. The rain can amount to several inches/centimeters. During this time, temperatures average in the 40s F (single digits C) to low 50s F (low 10s C).

What to wear/what to pack:

  • Long skirts
  • Dresses
  • Long sleeve shirts or blouses
  • Standard footwear
  • Light jacket or fleece
  • Socks
  • Pants or jeans

July

July for Keflavík can be brisk. Temperatures average in the low 50s F (low 10s C) during the day.

What to wear/what to pack:

  • Light jacket or fleece
  • Standard footwear
  • Dresses
  • Pants or jeans
  • Long sleeve shirts or blouses
  • Socks
  • Long skirts

August

If you visit Keflavík during August, you are likely to find that it is brisk. Temperatures tend to hover around the low 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.

What to wear/what to pack:

  • Pants or jeans
  • Standard footwear
  • Long skirts
  • Light jacket or fleece
  • Socks
  • Dresses
  • Long sleeve shirts or blouses

September

September in Keflavík can be very chilly. Temperatures average in the high 40s F (single digits C) during the day.

What to wear/what to pack:

  • Dresses
  • Long sleeve shirts or blouses
  • Socks
  • Light jacket or fleece
  • Standard footwear
  • Long skirts
  • Pants or jeans

October

October in Keflavík is brisk. The rain/snow can amount to several inches/centimeters. During this time, temperatures average in the high 30s F (single digits C) to low 40s F (single digits C).

What to wear/what to pack:

  • Warm pants or jeans
  • Fleeces
  • Standard footwear
  • Jacket or coat
  • Light gloves or mittens
  • Socks

November

November in Keflavík is cold. Temperatures average in the high 30s F (single digits C) during the day.

What to wear/what to pack:

  • Jacket or coat
  • Fleeces
  • Light gloves or mittens
  • Standard footwear
  • Socks
  • Warm pants or jeans

December

If you are traveling to Keflavík in December, you will notice that it is freezing. Daytime temperatures are in the 30s F (single digits C).

What to wear/what to pack:

  • Socks
  • Warm pants or jeans
  • Fleeces
  • Standard footwear
  • Light gloves or mittens
  • Jacket or coat

Year-round what to wear/what to pack for Keflavík, Iceland

Here are some general tips on what to wear in Keflavík, 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 Keflavík

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