May weather forecastDěčín, Czech Republic
May
Weather in May
In May, Děčín truly transitions into the Spring, showing off its array of colors. There is an evident spike in temperatures, with daytime temperatures reaching a pleasant maximum of 17.6°C (63.7°F). May is also the start of the rainy season, clocking in 53mm (2.09") of precipitation over 18 days. This time of the year is perfect for enjoying outdoor activities and immersing oneself in the colorful cityscape. With flowers in full bloom, Děčín looks like a painter’s masterpiece.Temperature
The shift from April to May in Děčín introduces a subtle increase in the average high-temperature, moving from a refreshing 14.4°C (57.9°F) to a comfortable 17.6°C (63.7°F). In the month of May, an average of 6.9°C (44.4°F) marks the low-temperature.Humidity
In May, the average relative humidity is 76%.Rainfall
In Děčín, in May, during 18.4 rainfall days, 53mm (2.09") of precipitation is typically accumulated. Throughout the year, there are 173.7 rainfall days, and 501mm (19.72") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, Děčín aggregates 11mm (0.43") of snow. Throughout the year, in Děčín, there are 50.2 snowfall days, and 489mm (19.25") of snow is accumulated.Daylight
The average length of the day in May in Děčín, Czech Republic, is 15h and 32min.On the first day of May, sunrise is at 05:35 and sunset at 20:24. On the last day of the month, sunrise is at 04:55 and sunset at 21:06 CEST.
Sunshine
The average sunshine in May is 9h.UV index
In Děčín, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: In May, the maximum UV index of 4 transforms into these recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Děčín, Czech Republic
- Average high temperature in May: 17.6°C
The warmest month (with the highest average high temperature) is August (23.9°C).
The month with the lowest average high temperature is January (0.8°C).
- Average low temperature in May: 6.9°C
The month with the highest average low temperature is August (13.5°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).
Average pressure in May
Děčín, Czech Republic
- Average pressure in May: 1015.6mbar
The month with the highest atmospheric pressure is October (1018.1mbar).
The month with the lowest atmospheric pressure is July (1014.9mbar).
Average wind speed in May
Děčín, Czech Republic
- Average wind speed in May: 10.2km/h
The windiest month (with the highest average wind speed) is December (12.5km/h).
The calmest month (with the lowest average wind speed) is August (8.2km/h).
Average humidity in May
Děčín, Czech Republic
- Average humidity in May: 76%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (72%).
Average rainfall in May
Děčín, Czech Republic
- Average rainfall in May: 53mm
The wettest month (with the highest rainfall) is June (65mm).
The driest month (with the least rainfall) is November (25mm).
Average rainfall days in May
Děčín, Czech Republic
- Average rainfall days in May: 18.4 days
The month with the highest number of rainy days is July (19.6 days).
The month with the least rainy days is February (9.4 days).
Average snowfall in May
Děčín, Czech Republic
- Average snowfall in May: 11mm
The month with the highest snowfall is January (149mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Děčín, Czech Republic
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (15.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Děčín, Czech Republic
- Average daylight in May: 15h and 30min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in May: 9h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in May
Děčín, Czech Republic
- Average sunshine days in May: 9.8 days
The month with the most sunshine days is October (15 days).
The month with the least sunshine days is January (8.5 days).
Average UV index in May
Děčín, Czech Republic
- Average UV index in May: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January and November (UV index 1).
Average cloud cover in May
Děčín, Czech Republic
- Average cloud cover in May: 43
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in May
Děčín, Czech Republic
- Average visibility in May: 9km
The months with the highest visibility are March, April, May, June, July, August and September (9km).
The month with the lowest visibility is January (7km).





