Flachau
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Flachau Weather in May

Thinking of visiting Flachau in May? Expect moderate temperatures reaching 14°C (57°F) during the day, dropping to 3°C (37°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in Flachau in May

Past climate data indicates that roughly 18 days will see rain, totalling around 166 mm (6.5 in) for the month. Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.

Temperature in Flachau in May

In May, expect moderate temperatures in Flachau, with highs of 14°C (57°F) and lows of 3°C (37°F) at night. The difference between afternoon and evening temperatures is usually noticeable. Nights fall to 3°C (37°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in Flachau in May

The area experiences a moderate amount of sunshine, with approximately 177 hours of sunlight expected. This means a decent mix of sun and overcast.

If you prefer enjoying temperate temperatures and rain-free days, August 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.

Flachau Temperature in May

Min Temperature
3°C (37°F)
Max Temperature
14°C (57°F)
Chance of Rain
59%
Precipitation
166 mm (6.5 in)
Rainy days
18 days
Humidity
68% *
Sunshine
177 hours *
Percentage Sunshine
*
* Data from: Radstadt, Austria (9 KM, 5 Miles).

Flachau Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Flachau - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Flachau typically stay consistent throughout May, with daily highs averaging around 14°C (57°F). Nights are cold, with lows typically ranging from 4°C (39°F) to 8°C (46°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 Flachau in May

Browse day-by-day weather records for Flachau spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Flachau historical weather extremes in May

Based on weather observations in Flachau between 1976 and 2026, these are the recorded extremes during May.

  • The coldest May day was on May 5, 2019, with a maximum of 2°C (36°F).
  • The lowest overnight temperature recorded in May was -6°C (21°F) (May 4, 1979).
  • Peak precipitation in May occurred on May 20, 2003, when 34 mm (1.3 in) of precipitation was measured.

Best Places in Austria in May

Find out more about the weather in Austria and which places have the best travel conditions in this month. See all of Austria 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 Flachau 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. Also bring a poncho, it will rain a lot! Waterproof everything you can. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Flachau in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    5/10
  • Cycling
    5/10
  • Walking
    5/10
  • Camping
    3/10

Flachau 3-Day Forecast

More climate data for Flachau

Popular in May

Where to go in May - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.