Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
May
Weather in May
Temperature
The shift from April to May is marked by an increase in the average high-temperature, moving from a moderate 13.3°C (55.9°F) to an enjoyable 18.9°C (66°F). Sierki usually reports an average low-temperature of 8.3°C (46.9°F) during the month of May.Humidity
In May, the average relative humidity is 73%.Rainfall
In Sierki, Poland, during May, the rain falls for 19.3 days and regularly aggregates up to 62mm (2.44") of precipitation. In Sierki, during the entire year, the rain falls for 164.4 days and collects up to 515mm (20.28") of precipitation.Snowfall
May through September are months without snowfall.Daylight
In May, the average length of the day is 15h and 53min.On the first day of May, sunrise is at 04:54 and sunset at 19:58. On the last day of the month, sunrise is at 04:08 and sunset at 20:44 CEST.
Sunshine
In May, the average sunshine in Sierki is 9h.UV index
In Sierki, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 5 during May leads to these instructions:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
What is the average humidity in May?
How much does it rain in May?
When it does not snow in Sierki?
Does it snow in May?
How many hours of daylight does Sierki have in May?
When is the sunrise / sunset in May?
How many hours of sunshine does Sierki have in May?
What is the UV index reading in May?
Average temperature in May
Sierki, Poland
- Average high temperature in May: 18.9°C
The warmest months (with the highest average high temperature) are July and August (24.2°C).
The month with the lowest average high temperature is January (-1.5°C).
- Average low temperature in May: 8.3°C
The month with the highest average low temperature is July (13.7°C).
The coldest month (with the lowest average low temperature) is January (-5.1°C).
Average pressure in May
Sierki, Poland
- Average pressure in May: 1015mbar
The month with the highest atmospheric pressure is October (1018.2mbar).
The month with the lowest atmospheric pressure is July (1013.1mbar).
Average wind speed in May
Sierki, Poland
- Average wind speed in May: 10.9km/h
The windiest month (with the highest average wind speed) is December (13.2km/h).
The calmest month (with the lowest average wind speed) is August (9.7km/h).
Average humidity in May
Sierki, Poland
- Average humidity in May: 73%
The month with the highest relative humidity is January (92%).
The months with the lowest relative humidity are April and August (70%).
Average rainfall in May
Sierki, Poland
- Average rainfall in May: 62mm
The wettest month (with the highest rainfall) is June (69mm).
The driest month (with the least rainfall) is April (27mm).
Average rainfall days in May
Sierki, Poland
- Average rainfall days in May: 19.3 days
The month with the highest number of rainy days is July (20.4 days).
The month with the least rainy days is February (7.9 days).
Average snowfall in May
Sierki, Poland
- Average snowfall in May: 0mm
The month with the highest snowfall is January (192mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in May
Sierki, Poland
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (20.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Sierki, Poland
- Average daylight in May: 15h and 5min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in May: 9h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The months with the least sunshine are January and February (Average sunshine: 2h and 12min).
Average sunshine days in May
Sierki, Poland
- Average sunshine days in May: 9.3 days
The month with the most sunshine days is October (15.5 days).
The months with the least sunshine days are January and February (6.8 days).
Average UV index in May
Sierki, Poland
- Average UV index in May: 5
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in May
Sierki, Poland
- Average cloud cover in May: 44
The months with the most cloud cover are January and February (Cloud cover 79).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in May
Sierki, Poland
- Average visibility in May: 9km
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The month with the lowest visibility is January (6km).
