Average weather in September in Grindavík (Reykjanes), Iceland

The average minimum temperature (usually the minimum temperature is noted during the night) in Grindavík in September is 6.0°C (42.8°F). The amount of rain in September is normal with an average of 73mm (2.9in). It rains on average a total of 12 days. Most people don't tend to visit Grindavík during this period since it is known as a chilly month. The average maximum daytime temperature lies around 11.0°C (51.8°F). The sun will occasionally show itself with 121 hours of sunshine during the whole month.


So what to wear in September? Visitors traveling to Grindavík should plan on bringing a totally waterproof rain jacket since it will often be raining. Also plan on bringing your warm clothes, it can be a bit chilly during this period. With a water temperature of around 10.0°C (50°F), there is no need to bring your swimwear.

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 with our weather planner.

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

Monthly Averages in September

Show in Fahrenheit

Min Temperature 6 °C
Max Temperature 11 °C
Water Temperature 10 °C
Chance of Rain 43%
Precipitation 73mm
Rainy Days 13
Sunshine Hours 121
* Climate data from: Reykjavík, Iceland (41 KM, 25 Miles).

 

Where to stay in Grindavík

Where to go in Iceland in September

Find out more about the weather in Iceland in September and which places have the best weather conditions in this month.

Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inch a month).

What To Do

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

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

Weather Forecasts for Grindavík (Reykjanes)

FRI   Dec 09
1°C | -3°C
NNE 22 kmph
SAT   Dec 10
-1°C | -3°C
NE 14 kmph
SUN   Dec 11
1°C | -3°C
ENE 13 kmph

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Grindavík.

Our site offers climate and forecast data for almost all countries in the world. Are you going to Iceland? On this website you can find historical weather averages for many cities in Iceland. Not sure yet where to go? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.