May weather forecast
Wrocław, Poland

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Weather in May

The weather in May marks the onset of the much-anticipated summer season in Wrocław, Poland. The city thrives under longer daylight hours and abundant sunshine. May's atmosphere is charged with a vibrant energy as temperatures continue to rise and outdoor activities abound. With the increment in warmth, the climate evolves to become more serviceable for outdoor events, setting the stage for the peak summer month of June.

Temperature

May's arrival in Wrocław coincides with a temperature rise, moving from April's refreshing 14°C to a pleasant 20°C. Wrocław records a marked daily temperature contrast, with an average low-temperature of 8°C during the nights of May.

Humidity

The least humid month in Wrocław, Poland, is May, with an average relative humidity of 66%.

Rainfall

In Wrocław, in May, during 13 rainfall days, 54mm of precipitation is typically accumulated. Throughout the year, in Wrocław, there are 151 rainfall days, and 562mm of precipitation is accumulated.

Daylight

In May, the average length of the day is 15h and 35min.
On the first day of May, sunrise is at 05:25 and sunset at 20:12. On the last day of the month, sunrise is at 04:43 and sunset at 20:55 CEST.

Sunshine

The average sunshine in May in Wrocław is 8.1h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the average person.
Note: A maximum high daily UV index of 6 during May translates into the following directions:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
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FAQ

What are the temperatures in Wrocław in May?

In Wrocław, 20°C is the average high-temperature and 8°C is the average low-temperature during May.

What is the least humid month in Wrocław?

May is the least humid month in Wrocław, with an average relative humidity of 66%.

What is the average humidity in May in Wrocław?

In May, the average relative humidity in Wrocław, Poland, is 66%.

How much does it rain in Wrocław in May?

In Wrocław, in May, during 13 rainfall days, 54mm of precipitation is typically accumulated.

How many hours of daylight does Wrocław have in May?

In Wrocław, Poland, the average day length in May is 15h and 35min.

When are sunrise and sunset in May in Wrocław?

In May, on the first day of the month, sunrise is at 05:25 and sunset at 20:12. On the last day of the month, in Wrocław, Poland, sunrise is at 04:43 and sunset at 20:55 CEST.

How many hours of sunshine does Wrocław have in May?

The average sunshine duration in May is 8.1h.

When is the highest UV index in Wrocław?

The months with the highest UV index in Wrocław, Poland, are May through August, with an average maximum UV index of 6.

What is the UV index intensity in May in Wrocław?

In May, the average daily maximum UV index in Wrocław is 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in May
Wrocław, Poland

Average temperature in May - Wrocław, Poland
  • Average high temperature in May: 20°C

The warmest months (with the highest average high temperature) are July and August (25°C).
The months with the lowest average high temperature are January and December (3°C).

  • Average low temperature in May: 8°C

The months with the highest average low temperature are July and August (13°C).
The coldest month (with the lowest average low temperature) is January (-4°C).

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Average humidity in May
Wrocław, Poland

Average humidity in May - Wrocław, Poland
  • Average humidity in May: 66%

The month with the highest relative humidity is December (85%).
The month with the lowest relative humidity is May (66%).

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Average rainfall in May
Wrocław, Poland

Average rainfall in May - Wrocław, Poland
  • Average rainfall in May: 54mm

The wettest month (with the highest rainfall) is July (75mm).
The driest month (with the least rainfall) is January (30mm).

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Average rainfall days in May
Wrocław, Poland

Average rainfall days in May - Wrocław, Poland
  • Average rainfall days in May: 13 days

The month with the highest number of rainy days is November (15 days).
The month with the least rainy days is April (10 days).

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Average daylight in May /
Average sunshine in May
Wrocław, Poland

Average daylight in May / Average sunshine in May - Wrocław, Poland
  • Average daylight in May: 15h and 4min

The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).

  • Average sunshine in May: 8h and 1min

The month with the most sunshine is June (Average sunshine: 8h and 24min).
The month with the least sunshine is December (Average sunshine: 1h and 30min).

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Average UV index in May
Wrocław, Poland

Average UV index in May - Wrocław, Poland
  • Average UV index in May: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 0).

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Wrocław, Poland

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