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April Weather in Grunwald, Poland

Last updated: August 27, 2025

In April, the average temperature in Grunwald, Poland hovers around 8°C (46°F), with a minimum dropping to -5°C (24°F) and occasionally peaking at 27°C (80°F). The weather brings about 40 mm (1.6 in) of precipitation spread over 10 days, contributing to an average humidity level of 79%. Be prepared for a mix of cool and mild days!

April Temperature in Grunwald

In April in Grunwald, the average temperature is 8°C (46°F), with maximums reaching 27°C (80°F) and minimums dropping as low as -5°C (24°F). This variation makes Grunwald a destination where travelers should pack layers to accommodate both warm and chilly moments.

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

The chart illustrates April temperature patterns in Grunwald, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grunwald, April typically has an average temperature of 8°C (46°F), with highs reaching up to 27°C (80°F) and lows dropping to around -5°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec303137465464656557494133
Data source: Temperature data for Grunwald generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Grunwald

In Grunwald in April, the precipitation amount is 40 mm (1.6 in) over a span of 10 days.

April Precipitation Trends in Grunwald

The chart displays monthly precipitation patterns in Grunwald, 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 Grunwald, April typically receives around 40 mm (1.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec484647408870997377683751
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Grunwald

In Grunwald in April humidity is 79%. With an average temperature of 8°C (46°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities a bit less enjoyable and leading travelers to seek cozy, warm spots to regain their comfort.

April Average Humidity in Grunwald

This chart illustrates the average monthly humidity levels in Grunwald, 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 Grunwald is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%87%79%63%61%63%65%75%85%90%93%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Grunwald

In Grunwald 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 Grunwald.

Maximum UV Index Levels in Grunwald for April

The chart shows the monthly maximum UV Index (UVI) for Grunwald 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 Grunwald typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124568875321
Data source: Grunwald 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 Grunwald Compares to Other Months

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

This table compares monthly weather conditions in Grunwald, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)47 mm (1.9 inches)91%low
February Weather0°C (32°F)46 mm (1.8 inches)90%low
March Weather3°C (37°F)47 mm (1.9 inches)87%moderate
April Weather8°C (46°F)40 mm (1.6 inches)79%moderate
May Weather12°C (54°F)88 mm (3.5 inches)63%high
June Weather18°C (65°F)70 mm (2.8 inches)61%very high
July Weather18°C (65°F)99 mm (3.9 inches)63%very high
August Weather18°C (65°F)73 mm (2.9 inches)65%high
September Weather14°C (58°F)77 mm (3.0 inches)75%moderate
October Weather10°C (49°F)68 mm (2.7 inches)85%moderate
November Weather5°C (41°F)37 mm (1.5 inches)90%low
December Weather1°C (34°F)51 mm (2.0 inches)93%low

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