Iceland Airwaves Festival
On its way to its 20th edition in 2019 Iceland Airwaves is a festival you need to visit once in your life. Everything from lagoons and bookstores to bars and concert halls is filled with music.
Vík í Mýrdal Weather in September
With daytime temperatures of 10°C (50°F) and nighttime lows of 7°C (45°F), September in Vík í Mýrdal brings low temperatures during the day. Do keep in mind that September is part of the rainy season, with frequent and often heavy rainfall.
Rainfall in Vík í Mýrdal in September
Vík í Mýrdal is in the rainy season in September, with rain on around 19 days and an average of 270 mm (11 in). With rain on many days and solid totals, showers are frequent and often moderately heavy. Waterproof gear is a sensible idea.
Temperature in Vík í Mýrdal in September
September in Vík í Mýrdal brings low temperatures, with highs of 10°C (50°F) and nights around 7°C (45°F). Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. At 7°C (45°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.
Sunshine in Vík í Mýrdal in September
The month brings about 110 hours of sunlight, offering a comfortable mix of sun and rainy moments.For more travel ideas, our weather planner can help you explore destinations around the world.
Vík í Mýrdal Temperature in September
Min Temperature
7°C (45°F)
Max Temperature
10°C (50°F)
Chance of Rain
62%
Precipitation
270 mm (11 in)
Rainy days
19 days
Humidity
79% *
Sunshine
110 hours *
Percentage Sunshine
28% *
* Data from: Kirkjubæjarklaustur, Iceland (62 KM, 38 Miles).
Vík í Mýrdal Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Vík í Mýrdal - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Vík í Mýrdal typically stay consistent throughout September, with daily highs averaging around 10°C (50°F). Nights are cold, with lows typically ranging from 5°C (41°F) to 8°C (46°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 records for Vík í Mýrdal in September
Browse day-by-day weather records for Vík í Mýrdal spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Vík í Mýrdal historical weather extremes in September
According to our 49 years of weather records for Vík í Mýrdal, the following extremes were recorded between 1976 and 2025.
- Vík í Mýrdal recorded its highest September temperature of 17°C (63°F) on September 16, 2015.
- On September 20, 1990, Vík í Mýrdal saw its coldest September day with temperatures maxing out at 3°C (37°F).
- The coldest night in September in Vík í Mýrdal was on September 30, 2018, with a minimum of -1°C (30°F).
- Peak precipitation in September occurred on September 12, 2007, when 77 mm (3 in) of precipitation was measured.
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
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Vík í Mýrdal 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. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Sunglasses could come in handy during the sunnier parts of your trip.
What To Do in Vík í Mýrdal in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming5/10 -
Cycling4/10 -
Walking4/10 -
Camping3/10 -
Outdoor sports4/10
Vík í Mýrdal 3-Day Forecast
More climate data for Vík í Mýrdal
Temperature Rainfall Sunshine Humidity
See the full Vík í Mýrdal climate overview or explore weather in Iceland.
Popular in September
Where to go in September - average daytime high across popular destinations.
Reykjavík
12°C (54°F) Kópavogur12°C (54°F) Hella
13°C (55°F) Selfoss12°C (54°F) Keflavík12°C (54°F) Höfn10°C (50°F) Egilsstadir
10°C (50°F) Akureyri9°C (48°F) Bucket list
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