Reykjavík weather
Our guide to the weather in Reykjavík during January
Reykjavik is an amazing place to visit at any time of the year, but in January you'll find a winter wonderland, with skies dazzling with Northern Lights. We've looked at the most up-to-date weather data for Reykjavík, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Reykjavík weather in January.
How cold is it in Reykjavík during January?
It's cold in Reykjavík during January. The temperature tops out at around 2℃ during the day, falling away to -1℃ at night. Brrrr! The UV index will be low at this time of year, so not something to worry about. However, if you're going to be outside for long periods it's always a good idea to apply a small amount of sunscreen to exposed skin.
Does it snow in Reykjavík during January?
Yes, snow is pretty likely during January. There's also a good chance that there will be ice and snow on the ground, so pack appropriate footwear and clothing.
Does it rain in Reykjavík during January?
January is typically the wettest month in Reykjavík. On average, there will be 10 rainy days during the month, amounting to 137.5mm in total. That's a significant amount of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. Of course, some of that rain will actually fall as sleet, snow, and possibly freezing rain. There's a small chance that you'll catch a thunderstorm during your trip.
Is it windy in Reykjavík during January?
Expect moderate breeze becoming stronger at times during January, with occasional gusts up to 25mph. With cold air temperatures at this time of year, any breeze will feel very cold.
Is it too cold to swim in the sea in Reykjavík during January?
The water around Reykjavík is a frigid 4℃ during January and is far too cold for for swimming. Those who frequently swim in cold open water might want to take a very quick plunge, but prolonged exposure could cause hypothermia. A thick winter wetsuits will allow longer exposure to the water, if you are very brave!
Weather in Reykjavík
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