Average Weather during September in Reykjavík (Capital Region), Iceland

The average minimum temperature (usually the minimum temperature is noted during the night) in Reykjavík in September is 5.0°C (41°F). The amount of rain in September is normal with an average of 67mm (2.6in). This month is known as a chilly month. The average maximum temperature lies around 10.0°C (50°F). With a water temperature of around 10.0°C (50°F), this is not the best month to swim. You will see the sun occasionally during this month, it has 125 hours of sun.

So what to wear in September? Visitors traveling to Reykjavík should plan on bringing a totally waterproof rain jacket since it will often be raining. Plan on bringing your warm clothes and something that will protect you from the rain. It can be a bit chilly and rainy during this period.

No idea where to travel to this year? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go here.

For other monthly average weather and what to do in September look at the numbers below.

Monthly Averages

Show in Celsius

Min Temperature 41 °F
Max Temperature 50 °F
Water Temperature 50 °F
Chance of Rain 63%
Precipitation 3 in
Rainy Days 19
Sunshine Hours 125

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in .

Swimming
5/10
Cycling
6/10
Walking
6/10
Camping
4/10
Outdoor sports
6/10

More Climate Information For Reykjavík

Weather and Climate offers all the information you need to know about the climate in Reykjavík.

We collected past weather data from many thousand weather stations around the world. So find on this website the historical weather averages in other cities in Iceland and climate and forecast data for all other countries in the world.