May weather forecast
Katowice, Poland

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Weather in May

May is the unofficial start of summer in Katowice, as the city experiences a rise in temperature. The significant increase in temperature with an average high of 18.3°C (64.9°F), teases the hot summer days to come. After the transitional spring months, May steadily transforms the city into a summer haven for outdoor activities. It also brings more rainfall than in previous months, providing essential hydration for the blossoming nature. As the days turn longer, residents take full advantage of the pleasant weather, frequently indulging in outdoor pursuits.

Temperature

May's arrival sees a mild rise in the average high-temperature, transitioning from April's mild 14.8°C (58.6°F) to a comfortable 18.3°C (64.9°F). Katowice experiences a steady low-temperature of 8.8°C (47.8°F) throughout May.

Humidity

In May, the average relative humidity is 72%.

Rainfall

May is the month with the most rainfall in Katowice. Rain falls for 18.5 days and accumulates 65mm (2.56") of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows in Katowice. During 0.3 snowfall days, in May, Katowice aggregates 7mm (0.28") of snow. Throughout the year, in Katowice, there are 55.2 snowfall days, and 537mm (21.14") of snow is accumulated.

Daylight

In May, the average length of the day in Katowice is 15h and 28min.
On the first day of May, sunrise is at 05:18 and sunset at 20:03. On the last day of the month, sunrise is at 04:38 and sunset at 20:44 CEST.

Sunshine

In May, the average sunshine in Katowice is 8.8h.

UV index

In May, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: In May, a daily maximum UV index of 4 leads to the following instructions:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
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Frequently asked questions

What is the average May temperature in Katowice?

In Katowice, in May, the average high-temperature is 18.3°C (64.9°F), and the average low-temperature is 8.8°C (47.8°F).

What is the average humidity in May in Katowice?

The average relative humidity in May is 72%.

What is the rainiest month in Katowice?

May is the month with the most rainfall in Katowice, Poland. Rain falls for 18.5 days and accumulates 65mm (2.56") of precipitation.

How much does it rain in Katowice in May?

In May, the rain falls for 18.5 days. Throughout May, 65mm (2.56") of precipitation is accumulated.

What is the last month it snows in Katowice?

May is the last month it regularly snows in Katowice, Poland. During 0.3 snowfall days, in May, Katowice aggregates 7mm (0.28") of snow.

How many hours of daylight does Katowice have in May?

In May, the average day length is 15h and 28min.

When is the sunrise / sunset in May in Katowice?

On the first day of May in Katowice, Poland, sunrise is at 05:18 and sunset at 20:03. On the last day of the month, sunrise is at 04:38 and sunset at 20:44 CEST.

How many hours of sunshine does Katowice have in May?

In May, the average sunshine duration in Katowice, Poland, is 8.8h.

How high is the UV index in May in Katowice?

In Katowice, Poland, the average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Katowice, Poland

Average temperature in May - Katowice, Poland
  • Average high temperature in May: 18.3°C

The warmest month (with the highest average high temperature) is August (25°C).
The month with the lowest average high temperature is January (0.3°C).

  • Average low temperature in May: 8.8°C

The month with the highest average low temperature is August (15°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).

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Average pressure in May
Katowice, Poland

Average pressure in May - Katowice, Poland
  • Average pressure in May: 1015.2mbar

The month with the highest atmospheric pressure is October (1018.7mbar).
The month with the lowest atmospheric pressure is July (1014.5mbar).

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Average wind speed in May
Katowice, Poland

Average wind speed in May - Katowice, Poland
  • Average wind speed in May: 10.8km/h

The windiest month (with the highest average wind speed) is December (13.8km/h).
The calmest month (with the lowest average wind speed) is August (9.8km/h).

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Average humidity in May
Katowice, Poland

Average humidity in May - Katowice, Poland
  • Average humidity in May: 72%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (66%).

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Average rainfall in May
Katowice, Poland

Average rainfall in May - Katowice, Poland
  • Average rainfall in May: 65mm

The wettest month (with the highest rainfall) is May (65mm).
The driest month (with the least rainfall) is November (27mm).

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Average rainfall days in May
Katowice, Poland

Average rainfall days in May - Katowice, Poland
  • Average rainfall days in May: 18.5 days

The month with the highest number of rainy days is June (20.1 days).
The month with the least rainy days is February (8.5 days).

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Average snowfall in May
Katowice, Poland

Average snowfall in May - Katowice, Poland
  • Average snowfall in May: 7mm

The month with the highest snowfall is January (179mm).
The months with the least snowfall are June, July, August and September (0mm).

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Average snowfall days in May
Katowice, Poland

Average snowfall days in May - Katowice, Poland
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (16.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Katowice, Poland
  • Average daylight in May: 15h and 3min

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 6min).

  • Average sunshine in May: 8h and 5min

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 18min).

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Average sunshine days in May
Katowice, Poland

Average sunshine days in May - Katowice, Poland
  • Average sunshine days in May: 9.3 days

The month with the most sunshine days is August (16.1 days).
The month with the least sunshine days is June (7.3 days).

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Average UV index in May
Katowice, Poland

Average UV index in May - Katowice, Poland
  • Average UV index in May: 4

The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in May
Katowice, Poland

Average cloud cover in May - Katowice, Poland
  • Average cloud cover in May: 44

The months with the most cloud cover are January and February (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in May
Katowice, Poland

Average visibility in May - Katowice, Poland
  • Average visibility in May: 9km

The month with the highest visibility is August (10km).
The month with the lowest visibility is January (7km).

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Katowice, Poland

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