May weather forecastPosejanka, Poland
May
Weather in May
The last month of the spring, May, is a comfortable month in Posejanka, Poland, with an average temperature fluctuating between 7.8°C (46°F) and 18.2°C (64.8°F).Temperature
Posejanka's transition into May brings a rise in the average high-temperature, moving from a fresh 12.5°C (54.5°F) in April to a refreshing 18.2°C (64.8°F). The mean low-temperature during May nights is a chilly 7.8°C (46°F).Humidity
In Posejanka, the average relative humidity in May is 74%.Rainfall
In Posejanka, during May, the rain falls for 20.3 days and regularly aggregates up to 60mm (2.36") of precipitation. In Posejanka, during the entire year, the rain falls for 177.2 days and collects up to 539mm (21.22") of precipitation.Snowfall
Months with snowfall in Posejanka are January through May, October through December. May is the last month it regularly snows in Posejanka. During 0.5 snowfall days, in May, Posejanka aggregates 7mm (0.28") of snow. In Posejanka, during the entire year, snow falls for 72.5 days and aggregates up to 622mm (24.49") of snow.Daylight
In May, the average length of the day in Posejanka, Poland, is 16h and 1min.On the first day of the month, sunrise is at 04:48 and sunset at 19:58. On the last day of May, in Posejanka, sunrise is at 04:01 and sunset at 20:47 CEST.
Sunshine
In Posejanka, the average sunshine in May is 9h.UV index
The months with the highest UV index are May through July, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In May, a daily maximum UV index of 5 leads to the following instructions:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Minimize direct exposure to the Sun during midday when its radiation is at its peak. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Posejanka, Poland
- Average high temperature in May: 18.2°C
The warmest month (with the highest average high temperature) is July (23.3°C).
The month with the lowest average high temperature is January (-2°C).
- Average low temperature in May: 7.8°C
The months with the highest average low temperature are July and August (12.8°C).
The coldest month (with the lowest average low temperature) is January (-5.7°C).
Average pressure in May
Posejanka, Poland
- Average pressure in May: 1015.3mbar
The month with the highest atmospheric pressure is October (1017.7mbar).
The month with the lowest atmospheric pressure is July (1013mbar).
Average wind speed in May
Posejanka, Poland
- Average wind speed in May: 12km/h
The windiest month (with the highest average wind speed) is December (14.7km/h).
The calmest month (with the lowest average wind speed) is August (10.5km/h).
Average humidity in May
Posejanka, Poland
- Average humidity in May: 74%
The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is April (71%).
Average rainfall in May
Posejanka, Poland
- Average rainfall in May: 60mm
The wettest month (with the highest rainfall) is July (74mm).
The driest month (with the least rainfall) is April (30mm).
Average rainfall days in May
Posejanka, Poland
- Average rainfall days in May: 20.3 days
The month with the highest number of rainy days is July (22.8 days).
The month with the least rainy days is February (7.8 days).
Average snowfall in May
Posejanka, Poland
- Average snowfall in May: 7mm
The month with the highest snowfall is January (168mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Posejanka, Poland
- Average snowfall days in May: 0.5 days
The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Posejanka, Poland
- Average daylight in May: 16h and 0min
The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 30min).
- Average sunshine in May: 9h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The months with the least sunshine are January and February (Average sunshine: 2h and 24min).
Average sunshine days in May
Posejanka, Poland
- Average sunshine days in May: 8.1 days
The month with the most sunshine days is October (14.1 days).
The month with the least sunshine days is July (5.8 days).
Average UV index in May
Posejanka, Poland
- Average UV index in May: 5
The months with the highest UV index are May, June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in May
Posejanka, Poland
- Average cloud cover in May: 44
The months with the most cloud cover are January and February (Cloud cover 78).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in May
Posejanka, Poland
- Average visibility in May: 9km
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January and February (7km).





