May weather forecast
Cierniki, Poland

May

Weather in May

May, the last month of the spring in Cierniki, is a refreshing month, with an average temperature fluctuating between 7.5°C (45.5°F) and 17.7°C (63.9°F).

Temperature

May brings a slight elevation in the average high-temperature, transitioning from April's moderate 13.7°C (56.7°F) to an enjoyable 17.7°C (63.9°F). Cierniki experiences a steady low-temperature of 7.5°C (45.5°F) throughout May.

Humidity

In Cierniki, Poland, the average relative humidity in May is 72%.

Rainfall

In Cierniki, in May, during 18.4 rainfall days, 53mm (2.09") of precipitation is typically accumulated. Throughout the year, in Cierniki, Poland, there are 182 rainfall days, and 532mm (20.94") of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.2 snowfall days, in May, Cierniki aggregates 1mm (0.04") of snow. Throughout the year, in Cierniki, there are 54.8 snowfall days, and 398mm (15.67") of snow is accumulated.

Daylight

In May, the average length of the day in Cierniki is 15h and 58min.
On the first day of the month, sunrise is at 05:14 and sunset at 20:23. On the last day of May, in Cierniki, Poland, sunrise is at 04:28 and sunset at 21:11 CEST.

Sunshine

In Cierniki, the average sunshine in May is 8.8h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum high UV index of 5 in May translates into the following recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.

Frequently asked questions

What are the temperatures in Cierniki in May?
In May, the average high-temperature and low-temperature in Cierniki are 17.7°C (63.9°F) and 7.5°C (45.5°F) respectively.
What is the average humidity in May in Cierniki?
In Cierniki, the average relative humidity in May is 72%.
How much does it rain in Cierniki in May?
In Cierniki, during May, the rain falls for 18.4 days and regularly aggregates up to 53mm (2.09") of precipitation.
What is the last month it snows in Cierniki?
May is the last month it regularly snows. During 0.2 snowfall days, in May, Cierniki aggregates 1mm (0.04") of snow.
What is the average length of the day in May in Cierniki?
The average day length in May is 15h and 58min.
When is the sunrise / sunset in May in Cierniki?
On the first day of May, sunrise is at 05:14 and sunset at 20:23. On the last day of the month, sunrise is at 04:28 and sunset at 21:11 CEST.
How long on average sun shines in May in Cierniki?
In Cierniki, the average sunshine duration in May is 8.8h.
What is the month with the highest UV index in Cierniki?
The months with the highest UV index in Cierniki, Poland, are May through August, with an average maximum UV index of 5.
What is the UV index reading in May in Cierniki?
In Cierniki, Poland, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's 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
Cierniki, Poland
  • Average high temperature in May: 17.7°C

The warmest month (with the highest average high temperature) is August (23.2°C).
The month with the lowest average high temperature is January (0.3°C).

  • Average low temperature in May: 7.5°C

The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (-3°C).

Average pressure in May
Cierniki, Poland
  • Average pressure in May: 1015.6mbar

The month with the highest atmospheric pressure is October (1016.8mbar).
The month with the lowest atmospheric pressure is July (1013.6mbar).

Average wind speed in May
Cierniki, Poland
  • Average wind speed in May: 12.7km/h

The windiest month (with the highest average wind speed) is December (15.1km/h).
The calmest month (with the lowest average wind speed) is August (11.2km/h).

Average humidity in May
Cierniki, Poland
  • Average humidity in May: 72%

The months with the highest relative humidity are January and December (90%).
The month with the lowest relative humidity is April (69%).

Average rainfall in May
Cierniki, Poland
  • Average rainfall in May: 53mm

The wettest month (with the highest rainfall) is July (74mm).
The driest month (with the least rainfall) is April (21mm).

Average rainfall days in May
Cierniki, Poland
  • Average rainfall days in May: 18.4 days

The month with the highest number of rainy days is July (20.4 days).
The month with the least rainy days is February (10.2 days).

Average snowfall in May
Cierniki, Poland
  • Average snowfall in May: 1mm

The month with the highest snowfall is January (142mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in May
Cierniki, Poland
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (15.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Cierniki, Poland
  • Average daylight in May: 16h and 0min

The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 30min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).

Average sunshine days in May
Cierniki, Poland
  • Average sunshine days in May: 10.4 days

The month with the most sunshine days is April (13.7 days).
The month with the least sunshine days is December (6.6 days).

Average UV index in May
Cierniki, Poland
  • Average UV index in May: 5

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

Average cloud cover in May
Cierniki, Poland
  • Average cloud cover in May: 43

The months with the most cloud cover are January and December (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 37).

Average visibility in May
Cierniki, Poland
  • 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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