Grindavík Weather in October

What's the weather like in Grindavík (Southern Peninsula) in October 2021?

The climate in Grindavík during October can be summarized as cool and wet.

October is in the fall / autumn in Grindavík and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a cold 7°C (44°F), whilst at night 2°C (36°F) is normal.

Grindavík weather averages (imperial / metric)
Daytime temperature 6.6°C 43.8°F
Nightly temperature 2.3°C 36.1°F
Average temperature 4.4°C 39.9°F
Daily sunshine 2.6 hrs
Avg rainfall 124 mm 4.9 ins
Rainy days 21 days
Sea temperature 9.4°C 48.9°F
Humidity 82%
Windspeed 22kph 14 mph

On average October is the wettest month of the year in Grindavík with around 124mm 4.9 inches of rain making it a wet time to visit. This rainfall is typically spread over 21 days, although this may vary considerably.

On the flip side this corresponds to an average of 2.6 hours of sunshine per day.

October temperatures in Grindavík

Grindavík average temperature in October

October rainfall

Grindavík average rain in October

October hourly sunshine

Grindavík average rain in October

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Grindavík in October 2021.

Other monthly averages

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Grindavík weather stats

Grindavík weather statistics
Hottest month: July 12.8°C 55°F
Driest month: July 67mm 2.6ins
Sunniest month: May 3hrs
Coldest month: January 1.7°C 35.1°F
Wettest month: October 124mm 4.9ins
Map showing location of Grindavík (63.8424, -22.43375)

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