May weather forecast
Ilno, Poland

May

Weather in May

May, the last month of the spring in Ilno, is an enjoyable month, with an average temperature fluctuating between 8.5°C (47.3°F) and 18.8°C (65.8°F).

Temperature

May comes with a subtle rise, with the average high-temperature adjusting from a moderate 14.8°C (58.6°F) in April to a still refreshing 18.8°C (65.8°F). Ilno's average low-temperature is measured at a chilly 8.5°C (47.3°F) during May.

Humidity

In Ilno, the average relative humidity in May is 72%.

Rainfall

The month with the most rainfall is May, when the rain falls for 12.7 days and typically aggregates up to 31mm (1.22") of precipitation.

Snowfall

January through May, October through December are months with snowfall in Ilno, Poland. May is the last month it regularly snows. During 0.1 snowfall days, in May, Ilno aggregates 5mm (0.2") of snow. Throughout the year, there are 37.2 snowfall days, and 150mm (5.91") of snow is accumulated.

Daylight

In May, the average length of the day in Ilno is 15h and 41min.
On the first day of the month, sunrise is at 05:16 and sunset at 20:11. On the last day of May, in Ilno, sunrise is at 04:34 and sunset at 20:55 CEST.

Sunshine

In May, the average sunshine in Ilno is 8.9h.

UV index

In May, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: In May, the UV index of 4 transforms into the following advice:
Undertake precautions - Obligation exists to protect against skin and eye damage. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.

Frequently asked questions

What are May temperatures in Ilno?
The high-temperature in Ilno during May is 18.8°C (65.8°F) and the low-temperature is 8.5°C (47.3°F).
What is the average humidity in May in Ilno?
The average relative humidity in May in Ilno, Poland, is 72%.
What is the wettest month in Ilno?
May is the month with the most rainfall in Ilno, Poland. Rain falls for 12.7 days and accumulates 31mm (1.22") of precipitation.
How much does it rain in Ilno in May?
In Ilno, Poland, in May, during 12.7 rainfall days, 31mm (1.22") of precipitation is typically accumulated.
What is the last month it snows in Ilno?
May is the last month it regularly snows in Ilno, Poland. During 0.1 snowfall days, in May, Ilno aggregates 5mm (0.2") of snow.
What is the average length of the day in May in Ilno?
The average day length in May is 15h and 41min.
When are sunrise and sunset in May in Ilno?
On the first day of May in Ilno, sunrise is at 05:16 and sunset at 20:11. On the last day of the month, sunrise is at 04:34 and sunset at 20:55 CEST.
How many hours of sunshine does Ilno have in May?
In Ilno, Poland, the average sunshine duration in May is 8.9h.
How high is the UV index in May in Ilno?
In May, the average daily maximum UV index in Ilno is 4. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
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 - Ilno, Poland
Average temperature in May
Ilno, Poland
  • Average high temperature in May: 18.8°C

The warmest month (with the highest average high temperature) is August (24.9°C).
The month with the lowest average high temperature is January (0.6°C).

  • Average low temperature in May: 8.5°C

The month with the highest average low temperature is August (15.3°C).
The coldest month (with the lowest average low temperature) is January (-2.9°C).

Average pressure in May - Ilno, Poland
Average pressure in May
Ilno, Poland
  • Average pressure in May: 1015.4mbar

The month with the highest atmospheric pressure is October (1018mbar).
The month with the lowest atmospheric pressure is July (1014.1mbar).

Average wind speed in May - Ilno, Poland
Average wind speed in May
Ilno, Poland
  • Average wind speed in May: 12.1km/h

The windiest month (with the highest average wind speed) is December (14.9km/h).
The calmest month (with the lowest average wind speed) is August (11.2km/h).

Average humidity in May - Ilno, Poland
Average humidity in May
Ilno, 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 (64%).

Average rainfall in May - Ilno, Poland
Average rainfall in May
Ilno, Poland
  • Average rainfall in May: 31mm

The wettest month (with the highest rainfall) is May (31mm).
The driest months (with the least rainfall) are April and November (11mm).

Average rainfall days in May - Ilno, Poland
Average rainfall days in May
Ilno, Poland
  • Average rainfall days in May: 12.7 days

The months with the highest number of rainy days are June and July (14.5 days).
The month with the least rainy days is February (6.5 days).

Average snowfall in May - Ilno, Poland
Average snowfall in May
Ilno, Poland
  • Average snowfall in May: 5mm

The month with the highest snowfall is January (45mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in May - Ilno, Poland
Average snowfall days in May
Ilno, Poland
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (12.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

Average sunshine days in May - Ilno, Poland
Average sunshine days in May
Ilno, Poland
  • Average sunshine days in May: 14.6 days

The month with the most sunshine days is October (19 days).
The month with the least sunshine days is June (12.2 days).

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

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is November (UV index 1).

Average cloud cover in May - Ilno, Poland
Average cloud cover in May
Ilno, Poland
  • Average cloud cover in May: 42

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 32).

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

The months with the highest visibility are June and August (10km).
The months with the lowest visibility are January, February, November and December (8km).

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