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.
Hella Weather in September
September in Hella typically sees daytime highs of 13°C (55°F) and nighttime lows of 7°C (45°F). Rainfall is also possible this month, so it's worth packing an umbrella.
Rainfall in Hella in September
Records from the past 30 years suggest around 17 days of rain, with 175 mm (6.9 in) average for the month. Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.
Temperature in Hella in September
In September, Hella gets moderate temperatures, with highs of 13°C (55°F). Nights cool to around 7°C (45°F). The difference between afternoon and evening temperatures is usually noticeable. Nights fall to 7°C (45°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.September in Hella has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
Hella Temperature in September
Min Temperature
7°C (45°F)
Max Temperature
13°C (55°F)
Chance of Rain
58%
Precipitation
175 mm (6.9 in)
Rainy days
17 days
Hella Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Hella - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Hella typically stay consistent throughout September, with daily highs averaging around 13°C (55°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 Hella in September
Browse day-by-day weather records for Hella spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Hella historical weather extremes in September
Based on 12 years of weather observations in Hella between 2014 and 2026, these are the recorded extremes.
- Hella recorded its highest September temperature of 17°C (63°F) on September 2, 2025.
- The coldest September day was on September 28, 2021, with a maximum of 4°C (39°F).
- Hella registered its coldest September night on September 21, 2025, with temperatures dropping to -3°C (27°F).
- The wettest day in September Hella was on September 7, 2019 with 51 mm (2 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
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 Hella in September
The weather can be unpredictable in September, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. Also bring a poncho, it will rain a lot! Waterproof everything you can.
What To Do in Hella in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling5/10 -
Walking5/10 -
Barbeque4/10 -
Camping3/10 -
Outdoor sports5/10
Hella 3-Day Forecast
More climate data for Hella
See the full Hella 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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