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This is something you might want to add to your bucket list. August is also the perfect time to visit Finland. The days are long and the temperature is amazing.
Rauma Weather in May
May in Rauma typically sees daytime highs of 11°C (52°F) and nighttime lows of 6°C (43°F). Expect some rainfall during the month.
Rainfall in Rauma in May
Typically, you can expect about 9 days of rain this month, with 42 mm (1.7 in) on average. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Rauma in May
In May, expect low temperatures in Rauma, with highs of 11°C (52°F) and lows of 6°C (43°F) at night. Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. With lows around 6°C (43°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.For Rauma itself, July and August generally stand out with 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.
Rauma Temperature in May
Min Temperature
6°C (43°F)
Max Temperature
11°C (52°F)
Chance of Rain
31%
Precipitation
42 mm (1.7 in)
Rainy days
9 days
Rauma Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Rauma - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Rauma typically rise from around 10°C (50°F) at the start of May to approximately 15°C (59°F) by the end. Nights are cold, with lows typically ranging from 2°C (36°F) to 8°C (46°F).
Average temperatures in May
Historical weather records for Rauma in May
Browse day-by-day weather records for Rauma spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Rauma historical weather extremes in May
Based on 50 years of weather observations in Rauma between 1976 and 2026, these are the recorded extremes.
- On May 30, 1995, temperatures climbed to 28°C (82°F), marking the warmest May day on record.
- On May 3, 2019, Rauma saw its coldest May day with temperatures maxing out at 2°C (36°F).
- Rauma registered its coldest May night on May 12, 1999, with temperatures dropping to -5°C (23°F).
Best Places in Finland in May
Find out more about the weather in Finland and which places have the best travel conditions in this month. See all of Finland 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 Rauma in May
The weather can be unpredictable in May, 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. Rain is likely on several days, so bring a good rain jacket.
What To Do in Rauma in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling6/10 -
Walking6/10 -
Barbeque3/10 -
Camping5/10 -
Outdoor sports6/10
Rauma 3-Day Forecast
More climate data for Rauma
See the full Rauma climate overview or explore weather in Finland.
Popular in May
Where to go in May - average daytime high across popular destinations.
Tampere
15°C (59°F) Helsinki
16°C (61°F) Turku16°C (61°F) Vuokatti
13°C (55°F) Rovaniemi12°C (54°F) Äkäslompolo11°C (52°F) Ruka10°C (50°F) Levi10°C (50°F) Bucket list
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