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.
Alta Weather in May
May in Alta brings low temperatures, with highs of 8°C (46°F) and nights dropping to 1°C (34°F). Rainfall is on the higher side this month, averaging around 60 mm (2.4 in), so keep a rain jacket handy.
Rainfall in Alta in May
Expect around 14 days of rain based on historical data, with 60 mm (2.4 in) average. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.
Temperature in Alta in May
In May, Alta gets low temperatures, with highs of 8°C (46°F). Nights cool to around 1°C (34°F). Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. Nights fall to 1°C (34°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.May in Alta 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.
Alta Temperature in May
Min Temperature
1°C (34°F)
Max Temperature
8°C (46°F)
Chance of Rain
46%
Precipitation
60 mm (2.4 in)
Rainy days
14 days
Alta Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Alta - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Alta typically rise from around 6°C (43°F) at the start of May to approximately 11°C (52°F) by the end. Nights are cold, with lows typically ranging from -1°C (30°F) to 5°C (41°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 Alta in May
Browse day-by-day weather records for Alta spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Alta historical weather extremes in May
The extremes listed below come from historical weather data collected in Alta from 1976 through 2026.
- The hottest May day on record in Alta reached 23°C (73°F) (May 23, 2023).
- Alta experienced its chilliest May day on May 2, 1981, reaching only -2°C (28°F).
- Alta registered its coldest May night on May 2, 2021, with temperatures dropping to -9°C (16°F).
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 Alta in May
Cold weather calls for smart layering in May. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Rain gear is recommended, you can expect wet weather on multiple days.
What To Do in Alta in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling4/10 -
Walking4/10 -
Barbeque1/10 -
Camping4/10 -
Outdoor sports4/10
Alta 3-Day Forecast
More climate data for Alta
See the full Alta 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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