Ísafjörður Weather in September

What's the weather like in Ísafjörður, Iceland in September 2018?

The climate in Ísafjörður during September can be summarized as cool and a little damp.

September is in the fall / autumn in Ísafjörður and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cold 6°C (43°F), whilst at night 2°C (36°F) is normal.

Ísafjörður weather averages (imperial / metric)
Daytime temperature 6.3°C 43.3°F
Nightly temperature 2°C 35.5°F
Average temperature 4.1°C 39.4°F
Daily sunshine 3.1 hrs
Avg rainfall 93 mm 3.7 ins
Rainy days 18 days
Sea temperature 6.7°C 44°F
Humidity 80%
Windspeed 18kph 11 mph

On average September is the 5th wettest month of the year in Ísafjörður with around 93mm 3.7 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.

On the flip side this corresponds to an average of 3.1 hours of sunshine per day.

September temperatures in Ísafjörður

September rainfall

September hourly sunshine

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 September 2018.

Other monthly averages

Ísafjörður weather stats

Ísafjörður weather statistics
Hottest month: July 9.9°C 49.8°F
Driest month: May 46mm 1.8ins
Sunniest month: May 2.9hrs
Coldest month: January -1.5°C 29.3°F
Wettest month: October 118mm 4.6ins
Map showing location of Ísafjörður (66.07549, -23.124)

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