Siglufjörður Weather in October
What's the weather like in Siglufjörður (Northeast) in October 2025?
The climate in Siglufjörður during October can be summarized as cool and reasonably dry.
October is in the fall / autumn in Siglufjörður and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a cold 3°C (38°F), whilst at night -2°C (28°F) is normal.
| Daytime temperature | 3.1°C 37.6°F |
|---|---|
| Nightly temperature | -2.1°C 28.2°F |
| Average temperature | 0.5°C 32.9°F |
| Daily sunshine | 2 hrs |
| Avg rainfall | 73 mm 2.9 ins |
| Rainy days | 18 days |
| Sea temperature | 4.8°C 40.7°F |
| Humidity | 84% |
| Windspeed | 16.2kph 10 mph |
On average October is the wettest month of the year in Siglufjörður with around 73mm 2.9 inches of rain making it a reasonably dry 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 2 hours of sunshine per day.
October temperatures in Siglufjörður
October rainfall
October 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 Siglufjörður in October 2025.
Other monthly averages
Best places to visit in October
Siglufjörður weather stats
| Hottest month: | July | 11.1°C 52°F |
|---|---|---|
| Driest month: | May | 33mm 1.3ins |
| Sunniest month: | May | 2.8hrs |
| Coldest month: | January | -2°C 28.4°F |
| Wettest month: | October | 73mm 2.9ins |
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