May weather forecast
Stare Gronowo, Poland

May

Weather in May

The last month of the spring, May, is a refreshing month in Stare Gronowo, Poland, with temperature in the range of an average low of 7.3°C (45.1°F) and an average high of 17.5°C (63.5°F).

Temperature

Stare Gronowo's May weather indicates a minor increase in high-temperatures, edging from April's mild 13.4°C (56.1°F) to a still refreshing 17.5°C (63.5°F). Stare Gronowo's average low-temperature for the month of May records at a chilly 7.3°C (45.1°F).

Humidity

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

Rainfall

In Stare Gronowo, in May, it is raining for 11.9 days, with typically 34mm (1.34") of accumulated precipitation. Throughout the year, in Stare Gronowo, Poland, there are 129.1 rainfall days, and 321mm (12.64") of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Stare Gronowo. May is the last month it regularly snows in Stare Gronowo. During 0.2 snowfall days, in May, Stare Gronowo aggregates 2mm (0.08") of snow. Throughout the year, there are 41.3 snowfall days, and 212mm (8.35") of snow is accumulated.

Daylight

The average length of the day in May is 15h and 56min.
On the first day of the month, sunrise is at 05:14 and sunset at 20:20. On the last day of May, sunrise is at 04:28 and sunset at 21:08 CEST.

Sunshine

The average sunshine in May in Stare Gronowo is 9h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index in Stare Gronowo. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 5 in May translates into these instructions:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.

Frequently asked questions

What are the temperatures in Stare Gronowo in May?
May temperatures in Stare Gronowo vary between a high-temperature of 17.5°C (63.5°F) and a low-temperature of 7.3°C (45.1°F).
What is the average humidity in May in Stare Gronowo?
In Stare Gronowo, Poland, the average relative humidity in May is 72%.
How much does it rain in Stare Gronowo in May?
In Stare Gronowo, Poland, in May, it is raining for 11.9 days, with typically 34mm (1.34") of accumulated precipitation.
What is the last month it snows in Stare Gronowo?
May is the last month it regularly snows in Stare Gronowo, Poland. During 0.2 snowfall days, in May, Stare Gronowo aggregates 2mm (0.08") of snow.
What is the average length of the day in May in Stare Gronowo?
In May, the average day length is 15h and 56min.
What time are sunrise and sunset in May in Stare Gronowo?
On the first day of May, sunrise is at 05:14 and sunset at 20:20. On the last day of the month, sunrise is at 04:28 and sunset at 21:08 CEST.
How many hours of sunshine does Stare Gronowo have in May?
The average sunshine duration in May in Stare Gronowo, Poland, is 9h.
What is the month with the highest UV index in Stare Gronowo?
The months with the highest UV index in Stare Gronowo are May through August, with an average maximum UV index of 5.
How high is the UV index in May in Stare Gronowo?
The average daily maximum UV index in May in Stare Gronowo, Poland, is 5. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
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 - Stare Gronowo, Poland
Average temperature in May
Stare Gronowo, Poland
  • Average high temperature in May: 17.5°C

The warmest month (with the highest average high temperature) is August (23.2°C).
The month with the lowest average high temperature is January (-0.2°C).

  • Average low temperature in May: 7.3°C

The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (-3.5°C).

Average pressure in May - Stare Gronowo, Poland
Average pressure in May
Stare Gronowo, Poland
  • Average pressure in May: 1015.6mbar

The month with the highest atmospheric pressure is October (1016.9mbar).
The month with the lowest atmospheric pressure is July (1013.5mbar).

Average wind speed in May - Stare Gronowo, Poland
Average wind speed in May
Stare Gronowo, Poland
  • Average wind speed in May: 13.3km/h

The windiest month (with the highest average wind speed) is December (16.6km/h).
The calmest month (with the lowest average wind speed) is August (11.8km/h).

Average humidity in May - Stare Gronowo, Poland
Average humidity in May
Stare Gronowo, Poland
  • Average humidity in May: 72%

The months with the highest relative humidity are January and December (89%).
The month with the lowest relative humidity is April (69%).

Average rainfall in May - Stare Gronowo, Poland
Average rainfall in May
Stare Gronowo, Poland
  • Average rainfall in May: 34mm

The wettest month (with the highest rainfall) is July (45mm).
The driest month (with the least rainfall) is April (12mm).

Average rainfall days in May - Stare Gronowo, Poland
Average rainfall days in May
Stare Gronowo, Poland
  • Average rainfall days in May: 11.9 days

The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (7.3 days).

Average snowfall in May - Stare Gronowo, Poland
Average snowfall in May
Stare Gronowo, Poland
  • Average snowfall in May: 2mm

The month with the highest snowfall is January (76mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in May - Stare Gronowo, Poland
Average snowfall days in May
Stare Gronowo, Poland
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May / Average sunshine in May - Stare Gronowo, Poland
Average daylight in May /
Average sunshine in May
Stare Gronowo, Poland
  • Average daylight in May: 15h and 5min

The month with the longest days is June (Average daylight: 17h and 0min).
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 6min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).

Average sunshine days in May - Stare Gronowo, Poland
Average sunshine days in May
Stare Gronowo, Poland
  • Average sunshine days in May: 17.3 days

The month with the most sunshine days is September (19.2 days).
The month with the least sunshine days is February (12 days).

Average UV index in May - Stare Gronowo, Poland
Average UV index in May
Stare Gronowo, Poland
  • Average UV index in May: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and November (UV index 1).

Average cloud cover in May - Stare Gronowo, Poland
Average cloud cover in May
Stare Gronowo, Poland
  • Average cloud cover in May: 41

The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in May - Stare Gronowo, Poland
Average visibility in May
Stare Gronowo, Poland
  • Average visibility in May: 9km

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

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