The rugged landscape of the Norwegian fjords
This landscape is rated as the most beautiful in the world and it is something you need to experience at least once in your life.
Hafslo Weather in May
May in Hafslo typically sees daytime highs of 11°C (52°F) and nighttime lows of 2°C (36°F). With the least rainfall of the year, it's a reliably dry month.
Rainfall in Hafslo in May
This is the driest month, making it a great choice for planning outdoor excursions, even if the weather is on the cooler side. You can expect rain on around 13 days based on historical patterns, with 95 mm (3.7 in) average for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.
Temperature in Hafslo in May
May in Hafslo brings low temperatures, with highs of 11°C (52°F) and nights around 2°C (36°F). Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. Nights drop to 2°C (36°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.If you prefer dry days with pleasant temperatures, July typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Hafslo Temperature in May
Min Temperature
2°C (36°F)
Max Temperature
11°C (52°F)
Chance of Rain
43%
Precipitation
95 mm (3.7 in)
Rainy days
13 days
Hafslo Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Hafslo - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Hafslo typically rise from around 9°C (48°F) at the start of May to approximately 14°C (57°F) by the end. Nights are cold, with lows typically ranging from 1°C (34°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 Hafslo in May
Browse day-by-day weather records for Hafslo spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Hafslo historical weather extremes in May
According to our 48 years of weather records for Hafslo, the following extremes were recorded between 1978 and 2026.
- On May 30, 2018, temperatures climbed to 27°C (81°F), marking the warmest May day on record.
- Hafslo registered its coldest May night on May 3, 2003, with temperatures dropping to -11°C (12°F).
- The wettest May day on record brought 40 mm (1.6 in) of precipitation to Hafslo (May 14, 2023).
Best Places in Norway in May
Find out more about the weather in Norway and which places have the best travel conditions in this month. See all of Norway 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 Hafslo in May
Pack for changing conditions in Hafslo in May. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Prepare for significant rainfall with proper waterproof clothing and shoes.
What To Do in Hafslo in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling6/10 -
Walking6/10 -
Barbeque2/10 -
Camping4/10 -
Outdoor sports6/10
Hafslo 3-Day Forecast
More climate data for Hafslo
See the full Hafslo climate overview or explore weather in Norway.
Popular in May
Where to go in May - average daytime high across popular destinations.
Oslo
16°C (61°F) Kristiansand14°C (57°F) Trondheim14°C (57°F) Stavanger13°C (55°F) Bergen
14°C (57°F) Tromsø9°C (48°F) Hemsedal
9°C (48°F) Reine8°C (46°F) Bucket list
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The rugged landscape of the Norwegian fjords
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