May weather forecast
Altheim, Austria

May

Weather in May

May, the last month of the spring in Altheim, is an enjoyable month, with an average temperature varying between 17.5°C (63.5°F) and 6.9°C (44.4°F).

Temperature

The transition into May reveals an average high-temperature of a still refreshing 17.5°C (63.5°F), mirroring a close resemblance to April. Throughout May, Altheim's nights cool down to an average of 6.9°C (44.4°F).

Humidity

The average relative humidity in May is 81%.

Rainfall

The month with the most rainfall is May, when the rain falls for 23.2 days and typically aggregates up to 125mm (4.92") of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows in Altheim. During 0.3 snowfall days, in May, Altheim aggregates 14mm (0.55") of snow. Throughout the year, in Altheim, there are 54.2 snowfall days, and 1215mm (47.83") of snow is accumulated.

Daylight

In May, the average length of the day in Altheim is 15h and 13min.
On the first day of the month, sunrise is at 05:47 and sunset at 20:21. On the last day of May, in Altheim, sunrise is at 05:10 and sunset at 20:58 CEST.

Sunshine

In May, the average sunshine in Altheim, Austria, is 8.1h.

UV index

In May, the average daily maximum UV index in Altheim is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum daily UV index of 4 during May morphs into the following directions:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.

Frequently asked questions

What are the temperatures in Altheim in May?
The high-temperature in Altheim, Austria, during May is 17.5°C (63.5°F) and the low-temperature is 6.9°C (44.4°F).
What is the average humidity in May in Altheim?
The average relative humidity in May in Altheim, Austria, is 81%.
What is the rainiest month in Altheim?
May is the month with the most rainfall in Altheim, Austria. Rain falls for 23.2 days and accumulates 125mm (4.92") of precipitation.
How many days does it rain in May in Altheim?
In Altheim, Austria, in May, it is raining for 23.2 days, with typically 125mm (4.92") of accumulated precipitation.
What is the last month it snows in Altheim?
May is the last month it regularly snows in Altheim. During 0.3 snowfall days, in May, Altheim aggregates 14mm (0.55") of snow.
How many hours of daylight does Altheim have in May?
In May, the average day length is 15h and 13min.
What time are sunrise and sunset in May in Altheim?
On the first day of May in Altheim, sunrise is at 05:47 and sunset at 20:21. On the last day of the month, sunrise is at 05:10 and sunset at 20:58 CEST.
How many hours of sunshine does Altheim have in May?
The average sunshine duration in May is 8.1h.
What is the UV index reading in May in Altheim?
The average daily maximum UV index in May in Altheim is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May
Altheim, Austria
  • Average high temperature in May: 17.5°C

The warmest months (with the highest average high temperature) are July and August (23.2°C).
The month with the lowest average high temperature is January (2.1°C).

  • Average low temperature in May: 6.9°C

The month with the highest average low temperature is August (12.3°C).
The coldest months (with the lowest average low temperature) are January and February (-3.8°C).

Average pressure in May
Altheim, Austria
  • Average pressure in May: 1015.7mbar

The month with the highest atmospheric pressure is December (1020.4mbar).
The months with the lowest atmospheric pressure are April and May (1015.7mbar).

Average wind speed in May
Altheim, Austria
  • Average wind speed in May: 8.1km/h

The windiest month (with the highest average wind speed) is March (9.8km/h).
The calmest month (with the lowest average wind speed) is August (6.8km/h).

Average humidity in May
Altheim, Austria
  • Average humidity in May: 81%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is April (77%).

Average rainfall in May
Altheim, Austria
  • Average rainfall in May: 125mm

The wettest month (with the highest rainfall) is May (125mm).
The driest month (with the least rainfall) is November (40mm).

Average rainfall days in May
Altheim, Austria
  • Average rainfall days in May: 23.2 days

The month with the highest number of rainy days is May (23.2 days).
The month with the least rainy days is February (8.7 days).

Average snowfall in May
Altheim, Austria
  • Average snowfall in May: 14mm

The month with the highest snowfall is January (409mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in May
Altheim, Austria
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Altheim, Austria
  • Average daylight in May: 15h and 1min

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in May: 8h and 1min

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).

Average sunshine days in May
Altheim, Austria
  • Average sunshine days in May: 5.3 days

The month with the most sunshine days is November (15.9 days).
The month with the least sunshine days is June (4.9 days).

Average UV index in May
Altheim, Austria
  • Average UV index in May: 4

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

Average cloud cover in May
Altheim, Austria
  • Average cloud cover in May: 48

The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in May
Altheim, Austria
  • Average visibility in May: 8km

The months with the highest visibility are April, June and July (9km).
The months with the lowest visibility are January and February (7km).

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