nomadseason

April Weather in Zwolen, Poland

Last updated: August 27, 2025

In April, the average temperature in Zwolen, Poland is a cool 9°C (48°F). Visitors should be prepared for a range of temperatures, as the minimum can dip to -5°C (23°F) while the maximum may reach a pleasant 27°C (81°F). Expect approximately 52 mm (2.1 in) of precipitation over 10 days, with an average humidity of 76%.

April Temperature in Zwolen

In April in Zwolen, the average temperature is 9°C (48°F). The maximum can reach 27°C (81°F), and the minimum can be as low as -5°C (23°F). This range makes it an ideal time for travelers seeking a mix of mild weather and the chance to experience both warm days and cool nights.

April Weather in Zwolen: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Zwolen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Zwolen, April typically has an average temperature of 9°C (48°F), with highs reaching up to 27°C (81°F) and lows dropping to around -5°C (23°F).
JanFebMarAprMayJunJulAugSepOctNovDec313339485767686859514235
Data source: Temperature data for Zwolen generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Zwolen

In Zwolen in April, the total precipitation amount is 52 mm (2.1 in) distributed over a span of 10 days.

April Precipitation Trends in Zwolen

The chart displays monthly precipitation patterns in Zwolen, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Zwolen, April typically receives around 52 mm (2.1 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec3845395289678710181693851
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

April Humidity in Zwolen

In Zwolen in April humidity is 76%. With an average temperature of 9°C (48°F), this humidity feels like a chilly embrace, making outdoor activities feel damp and brisk, potentially leaving you feeling colder than the temperature suggests.

April Average Humidity in Zwolen

This chart illustrates the average monthly humidity levels in Zwolen, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Zwolen is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%76%58%56%56%55%68%84%89%91%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Zwolen

In Zwolen in April, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Zwolen.

Maximum UV Index Levels in Zwolen for April

The chart shows the monthly maximum UV Index (UVI) for Zwolen in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In April, the maximum UV index in Zwolen typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578876321
Data source: Zwolen April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How April Weather in Zwolen Compares to Other Months

Weather in Zwolen varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Zwolen, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Zwolen, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)38 mm (1.5 inches)91%low
February Weather1°C (34°F)45 mm (1.8 inches)89%low
March Weather4°C (39°F)39 mm (1.5 inches)86%moderate
April Weather9°C (48°F)52 mm (2.1 inches)76%moderate
May Weather14°C (57°F)89 mm (3.5 inches)58%high
June Weather20°C (67°F)67 mm (2.6 inches)56%very high
July Weather20°C (68°F)87 mm (3.4 inches)56%very high
August Weather20°C (68°F)101 mm (4.0 inches)55%high
September Weather15°C (59°F)81 mm (3.2 inches)68%high
October Weather10°C (51°F)69 mm (2.7 inches)84%moderate
November Weather5°C (42°F)38 mm (1.5 inches)89%low
December Weather1°C (35°F)51 mm (2.0 inches)91%low

Compare Zwolen's Climate with Cities Worldwide