May weather forecast
Kostelec nad Vltavou, Czech Republic

May

Weather in May

May, the last month of the spring in Kostelec nad Vltavou, is a comfortable month, with an average temperature varying between 17.2°C (63°F) and 6.7°C (44.1°F).

Temperature

The transition from April to May sees an average high-temperature of a comfortable 17.2°C (63°F), indicating a minor variance from the prior month. The average low-temperature during May nights is a frosty 6.7°C (44.1°F).

Humidity

The average relative humidity in May in Kostelec nad Vltavou is 78%.

Rainfall

In Kostelec nad Vltavou, during May, the rain falls for 21 days and regularly aggregates up to 73mm (2.87") of precipitation. Throughout the year, in Kostelec nad Vltavou, there are 163.7 rainfall days, and 530mm (20.87") of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.5 snowfall days, in May, Kostelec nad Vltavou aggregates 17mm (0.67") of snow. Throughout the year, there are 58 snowfall days, and 549mm (21.61") of snow is accumulated.

Daylight

The average length of the day in May in Kostelec nad Vltavou is 15h and 22min.
On the first day of the month, sunrise is at 05:39 and sunset at 20:20. On the last day of May, sunrise is at 05:01 and sunset at 21:00 CEST.

Sunshine

The average sunshine in May is 8.8h.

UV index

In Kostelec nad Vltavou, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 4 in May interprets into the following recommendations:
Exercise prevention - Precautions against solar damage are endorsed. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.

Frequently asked questions

What is the usual temperature for Kostelec nad Vltavou in May?
Kostelec nad Vltavou in May has an average high-temperature of 17.2°C (63°F) and an average low-temperature of 6.7°C (44.1°F).
What is the average humidity in May in Kostelec nad Vltavou?
In May, the average relative humidity is 78%.
How many days does it rain in May in Kostelec nad Vltavou?
In Kostelec nad Vltavou, in May, it is raining for 21 days, with typically 73mm (2.87") of accumulated precipitation.
What is the last month it snows in Kostelec nad Vltavou?
May is the last month it regularly snows in Kostelec nad Vltavou, Czech Republic. During 0.5 snowfall days, in May, Kostelec nad Vltavou aggregates 17mm (0.67") of snow.
How many hours of daylight does Kostelec nad Vltavou have in May?
In May, the average day length is 15h and 22min.
What time are sunrise and sunset in May in Kostelec nad Vltavou?
On the first day of May, sunrise is at 05:39 and sunset at 20:20. On the last day of the month, sunrise is at 05:01 and sunset at 21:00 CEST.
How long on average sun shines in May in Kostelec nad Vltavou?
In May, the average sunshine duration in Kostelec nad Vltavou, Czech Republic, is 8.8h.
What is the UV index intensity in May in Kostelec nad Vltavou?
The average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a medium hazard to health 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 - Kostelec nad Vltavou, Czech Republic
Average temperature in May
Kostelec nad Vltavou, Czech Republic
  • Average high temperature in May: 17.2°C

The warmest month (with the highest average high temperature) is August (23.8°C).
The month with the lowest average high temperature is January (0.9°C).

  • Average low temperature in May: 6.7°C

The month with the highest average low temperature is August (13.1°C).
The coldest month (with the lowest average low temperature) is January (-4°C).

Average pressure in May - Kostelec nad Vltavou, Czech Republic
Average pressure in May
Kostelec nad Vltavou, Czech Republic
  • Average pressure in May: 1015.6mbar

The month with the highest atmospheric pressure is December (1019mbar).
The months with the lowest atmospheric pressure are June and July (1015.5mbar).

Average wind speed in May - Kostelec nad Vltavou, Czech Republic
Average wind speed in May
Kostelec nad Vltavou, Czech Republic
  • Average wind speed in May: 10.6km/h

The windiest month (with the highest average wind speed) is December (14.4km/h).
The calmest month (with the lowest average wind speed) is August (8.9km/h).

Average humidity in May - Kostelec nad Vltavou, Czech Republic
Average humidity in May
Kostelec nad Vltavou, Czech Republic
  • Average humidity in May: 78%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (72%).

Average rainfall in May - Kostelec nad Vltavou, Czech Republic
Average rainfall in May
Kostelec nad Vltavou, Czech Republic
  • Average rainfall in May: 73mm

The wettest month (with the highest rainfall) is June (81mm).
The driest month (with the least rainfall) is November (23mm).

Average rainfall days in May - Kostelec nad Vltavou, Czech Republic
Average rainfall days in May
Kostelec nad Vltavou, Czech Republic
  • Average rainfall days in May: 21 days

The month with the highest number of rainy days is May (21 days).
The month with the least rainy days is February (8.7 days).

Average snowfall in May - Kostelec nad Vltavou, Czech Republic
Average snowfall in May
Kostelec nad Vltavou, Czech Republic
  • Average snowfall in May: 17mm

The month with the highest snowfall is January (161mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in May - Kostelec nad Vltavou, Czech Republic
Average snowfall days in May
Kostelec nad Vltavou, Czech Republic
  • Average snowfall days in May: 0.5 days

The month with the highest number of snowfall days is January (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May / Average sunshine in May - Kostelec nad Vltavou, Czech Republic
Average daylight in May /
Average sunshine in May
Kostelec nad Vltavou, Czech Republic
  • Average daylight in May: 15h and 2min

The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in May - Kostelec nad Vltavou, Czech Republic
Average sunshine days in May
Kostelec nad Vltavou, Czech Republic
  • Average sunshine days in May: 7.1 days

The month with the most sunshine days is October (15.6 days).
The month with the least sunshine days is May (7.1 days).

Average UV index in May - Kostelec nad Vltavou, Czech Republic
Average UV index in May
Kostelec nad Vltavou, Czech Republic
  • Average UV index in May: 4

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are February and November (UV index 1).

Average cloud cover in May - Kostelec nad Vltavou, Czech Republic
Average cloud cover in May
Kostelec nad Vltavou, Czech Republic
  • Average cloud cover in May: 45

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in May - Kostelec nad Vltavou, Czech Republic
Average visibility in May
Kostelec nad Vltavou, Czech Republic
  • Average visibility in May: 9km

The months with the highest visibility are March, April, May, June, July, August, September and October (9km).
The month with the lowest visibility is January (7km).

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