Unterwasser
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Unterwasser Weather in May

May in Unterwasser brings moderate temperatures, with highs of 16°C (61°F) and nights dropping to 6°C (43°F). The rainy season is in full swing this month, so frequent downpours are part of the picture.

Rainfall in Unterwasser in May

Unterwasser is in the rainy season in May, with rain on around 19 days and an average of 210 mm (8.3 in). With rain on many days and solid totals, showers are frequent and often moderately heavy. Waterproof gear is a sensible idea.

Temperature in Unterwasser in May

Temperatures in Unterwasser in May top out at 16°C (61°F) and drop to 6°C (43°F) overnight. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. 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.

Sunshine in Unterwasser in May

The area enjoys a moderate level of sunlight, with around 164 hours. It's a good balance between sunny and rainy days.

Wind Speed in Unterwasser in May

Wind speeds average 5 m/s (10 knots) during May. At this speed, gentle to moderate breezes make small trees sway and the wind creates whitecaps on water bodies. Daily variations range from moderate winds to stronger breezes, creating excellent conditions for sailing, kite flying and wind sports.

May in Unterwasser 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.

Unterwasser Temperature in May

Min Temperature
6°C (43°F)
Max Temperature
16°C (61°F)
Chance of Rain
62%
Precipitation
210 mm (8.3 in)
Rainy days
19 days
Humidity
82% *
Windspeed
5 m/s (10 knots) *
Sunshine
164 hours *
Percentage Sunshine
*
* Data from: Säntis (the highest mountain in the Alpstein massif), Switzerland (3 KM, 2 Miles).

Unterwasser Weather by Month

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

Best Places in Switzerland in May

Find out more about the weather in Switzerland and which places have the best travel conditions in this month. See all of Switzerland 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 Unterwasser in May

Pleasant temperatures in May mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Unterwasser 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

Unterwasser 3-Day Forecast

More climate data for Unterwasser

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.