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April Weather in Warsaw, United States

Last updated: June 24, 2025

In April, the average temperature in Warsaw, United States hovers around 13°C (55°F). Expect a wide range, with minimums dipping to -3°C (27°F) and maximums climbing to 29°C (85°F). This month also sees 132 mm (5.2 in) of precipitation spread across 12 days, contributing to an average humidity level of 84%. Be prepared for a mix of weather as you explore!

April Temperature in Warsaw

In April in Warsaw, the average temperature is 13°C (55°F), with maximums reaching 29°C (85°F) and minimums dropping as low as -3°C (27°F). This diverse temperature range makes it an ideal time for travelers to experience both mild and invigorating weather.

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

The chart illustrates April temperature patterns in Warsaw, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Warsaw, April typically has an average temperature of 13°C (55°F), with highs reaching up to 29°C (85°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec343846556673777570594439
Data source: Temperature data for Warsaw 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 Warsaw

In Warsaw in April, the precipitation amount is 132 mm (5.2 in) over the course of 12 days.

April Precipitation Trends in Warsaw

The chart displays monthly precipitation patterns in Warsaw, 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 Warsaw, April typically receives around 132 mm (5.2 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec831221381321291631169710310392108
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Warsaw

In Warsaw in April humidity is 84%. With average temperature 13°C (55°F), this humidity feels like a heavy blanket wrapping around you, making every step feel sluggish and draining for traveling.

April Average Humidity in Warsaw

This chart illustrates the average monthly humidity levels in Warsaw, 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 Warsaw is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%86%84%79%82%79%70%69%76%88%87%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Warsaw

In Warsaw in April, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Warsaw.

Maximum UV Index Levels in Warsaw for April

The chart shows the monthly maximum UV Index (UVI) for Warsaw 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 Warsaw typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098643
Data source: Warsaw 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 Warsaw Compares to Other Months

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

This table compares monthly weather conditions in Warsaw, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)83 mm (3.3 inches)87%moderate
February Weather3°C (38°F)122 mm (4.8 inches)85%moderate
March Weather8°C (46°F)138 mm (5.4 inches)86%high
April Weather13°C (55°F)132 mm (5.2 inches)84%very high
May Weather19°C (66°F)129 mm (5.1 inches)79%very high
June Weather23°C (74°F)162 mm (6.4 inches)82%very high
July Weather25°C (77°F)116 mm (4.6 inches)79%very high
August Weather24°C (75°F)97 mm (3.8 inches)70%very high
September Weather21°C (71°F)103 mm (4.0 inches)69%very high
October Weather15°C (59°F)103 mm (4.1 inches)76%high
November Weather7°C (44°F)92 mm (3.6 inches)88%moderate
December Weather4°C (40°F)108 mm (4.3 inches)87%moderate

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