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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 May
During May, Hella experiences low daytime temperatures of 12°C (54°F) and cooler nights around 5°C (41°F). Expect quite a bit of rainfall. Around 108 mm (4.3 in) is typical.
Rainfall in Hella in May
Expect around 15 days of rain based on historical data, with 108 mm (4.3 in) average. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.
Temperature in Hella in May
Temperatures in Hella in May top out at 12°C (54°F) and drop to 5°C (41°F) overnight. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. With overnight lows of 5°C (41°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.May in Hella has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Hella Temperature in May
Min Temperature
5°C (41°F)
Max Temperature
12°C (54°F)
Chance of Rain
50%
Precipitation
108 mm (4.3 in)
Rainy days
15 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 May, with daily highs averaging around 12°C (54°F). Nights are cold, with lows typically ranging from 2°C (36°F) to 6°C (43°F).
Average temperatures in May
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 May
Historical weather records for Hella in May
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 May
Our historical data for Hella spans 1976 to 2026, revealing these weather extremes.
- The hottest May day on record in Hella reached 18°C (64°F) (May 9, 2006).
- The lowest daytime temperature in May was -2°C (28°F), recorded on May 1, 1979.
- The coldest night in May in Hella was on May 1, 1979, with a minimum of -7°C (19°F).
- The heaviest May precipitation occurred on May 21, 2020, when 45 mm (1.8 in) of precipitation fell.
Best Places in Iceland in May
Find out more about the weather in Iceland and which places have the best travel conditions in this month. See all of Iceland in May →
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 May
The weather can swing between comfortable and chilly in May, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Expect heavy rainfall, so bring good rain protection and waterproof bags.
What To Do in Hella in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling5/10 -
Walking5/10 -
Barbeque3/10 -
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 May
Where to go in May - average daytime high across popular destinations.
Hella
12°C (54°F) Reykjavík
11°C (52°F) Kópavogur11°C (52°F) Selfoss11°C (52°F) Keflavík9°C (48°F) Höfn
8°C (46°F) Akureyri
6°C (43°F) Egilsstadir7°C (45°F) Bucket list
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