May weather forecastJaslo, Poland
May
Weather in May
May, the last month of the spring in Jaslo, is an enjoyable month, with temperature in the range of an average high of 18.3°C (64.9°F) and an average low of 7.8°C (46°F).Temperature
In Jaslo, the average high-temperature in May slightly rises, from a moderate 14.1°C (57.4°F) in April, to a still refreshing 18.3°C (64.9°F). The low-temperature averages to a chilly 7.8°C (46°F) during the nights of May.Humidity
In May, the average relative humidity in Jaslo is 77%.Rainfall
May is the month with the most rainfall. Rain falls for 18.9 days and accumulates 69mm (2.72") of precipitation.Snowfall
January through May, October through December are months with snowfall in Jaslo. May is the last month it regularly snows in Jaslo. During 0.1 snowfall days, in May, Jaslo aggregates 1mm (0.04") of snow. Throughout the year, in Jaslo, Poland, there are 58.2 snowfall days, and 572mm (22.52") of snow is accumulated.Daylight
The average length of the day in May is 15h and 24min.On the first day of May in Jaslo, Poland, sunrise is at 05:10 and sunset at 19:52. On the last day of the month, sunrise is at 04:31 and sunset at 20:32 CEST.
Sunshine
The average sunshine in May is 8.4h.UV index
The average daily maximum UV index in May in Jaslo is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: An average maximum UV index of 4 in May leads to these recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Jaslo, Poland
- Average high temperature in May: 18.3°C
The warmest month (with the highest average high temperature) is August (24.4°C).
The month with the lowest average high temperature is January (-0.8°C).
- Average low temperature in May: 7.8°C
The months with the highest average low temperature are July and August (13.1°C).
The coldest month (with the lowest average low temperature) is January (-4.8°C).
Average pressure in May
Jaslo, Poland
- Average pressure in May: 1014.8mbar
The month with the highest atmospheric pressure is October (1019.1mbar).
The months with the lowest atmospheric pressure are June and July (1014.4mbar).
Average wind speed in May
Jaslo, Poland
- Average wind speed in May: 10km/h
The windiest month (with the highest average wind speed) is December (13.1km/h).
The calmest month (with the lowest average wind speed) is August (8.4km/h).
Average humidity in May
Jaslo, Poland
- Average humidity in May: 77%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (72%).
Average rainfall in May
Jaslo, Poland
- Average rainfall in May: 69mm
The wettest month (with the highest rainfall) is May (69mm).
The driest month (with the least rainfall) is March (26mm).
Average rainfall days in May
Jaslo, Poland
- Average rainfall days in May: 18.9 days
The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is February (9 days).
Average snowfall in May
Jaslo, Poland
- Average snowfall in May: 1mm
The month with the highest snowfall is January (159mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Jaslo, Poland
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (18 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Jaslo, Poland
- Average daylight in May: 15h and 24min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in May: 8h and 24min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 6min).
Average sunshine days in May
Jaslo, Poland
- Average sunshine days in May: 9.6 days
The month with the most sunshine days is August (18.4 days).
The month with the least sunshine days is January (8.1 days).
Average UV index in May
Jaslo, Poland
- 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 January and December (UV index 1).
Average cloud cover in May
Jaslo, Poland
- Average cloud cover in May: 47
The months with the most cloud cover are January and February (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in May
Jaslo, Poland
- Average visibility in May: 8km
The months with the highest visibility are March, April, June, July, August, September and October (9km).
The months with the lowest visibility are January and February (7km).





