Patreksfjörður Weather in September
Thinking of visiting Patreksfjörður in September? Expect low temperatures reaching 10°C (50°F) during the day, dropping to 6°C (43°F) at night, and be prepared for the wettest month of the year.
Rainfall in Patreksfjörður in September
This is the wettest month of the year, so having an umbrella ready is a smart choice. Rain is expected on roughly 18 days, totalling around 144 mm (5.7 in) for the month. This is a wet month with frequent and often heavy showers. Both the number of rain days and the total rainfall are high.
Temperature in Patreksfjörður in September
Expect highs of 10°C (50°F) in Patreksfjörður in September, with nights dropping to around 6°C (43°F). Experience the summer season in September. Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. At 6°C (43°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.September in Patreksfjörður can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Iceland, check out our Patreksfjörður's climate page.
Patreksfjörður Temperature in September
Min Temperature
6°C (43°F)
Max Temperature
10°C (50°F)
Chance of Rain
58%
Precipitation
144 mm (5.7 in)
Rainy days
18 days
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Patreksfjörður typically stay consistent throughout September, with daily highs averaging around 10°C (50°F). Nights are cold, with lows typically ranging from 3°C (37°F) to 7°C (45°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Patreksfjörður in September
Browse day-by-day weather records for Patreksfjörður spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Patreksfjörður historical weather extremes in September
The extremes listed below come from historical weather data collected in Patreksfjörður from 1995 through 2025.
- On September 24, 2005, Patreksfjörður saw its coldest September day with temperatures maxing out at 1°C (34°F).
- The lowest overnight temperature recorded in September was -4°C (25°F) (September 25, 2020).
- The wettest day in September Patreksfjörður was on September 19, 2019 with 54 mm (2.1 in) of precipitation.
Best Places in Iceland in September
Find out more about the weather in Iceland and which places have the best travel conditions in this month. See all of Iceland in September →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Patreksfjörður in September
Cold weather calls for smart layering in September. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Prepare for significant rainfall with proper waterproof clothing and shoes.What To Do in Patreksfjörður in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Iceland, check out our Patreksfjörður's climate page.
See the full Patreksfjörður climate overview or explore weather in Iceland.
