April Weather in Siemysl, Poland

Last updated: August 27, 2025

In April, the average temperature in Siemysl, Poland hovers around 8°C (46°F). Expect a minimum chill of -4°C (25°F), while the mercury can peak at a warm 25°C (77°F). During this month, precipitation is about 40 mm (1.6 in) spread over 8 days, contributing to an average humidity level of 80%.

April Temperature in Siemysl

In April in Siemysl, the average temperature is 8°C (46°F). Maximums can reach 25°C (77°F) and minimums can be as low as -4°C (25°F). Travelers should be prepared for a wide range of temperatures, from chilly to pleasantly warm, making it essential to pack layers for varying weather conditions.

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

The chart illustrates April temperature patterns in Siemysl, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Siemysl, April typically has an average temperature of 8°C (46°F), with highs reaching up to 25°C (77°F) and lows dropping to around -4°C (25°F).

Data source: Temperature data for Siemysl generated using information from the Copernicus Climate Change Service.

April Precipitation in Siemysl

In Siemysl in April, the precipitation amount is 40 mm (1.6 in), occurring over a span of 8 days.

April Precipitation Trends in Siemysl

The chart displays monthly precipitation patterns in Siemysl, 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 Siemysl, April typically receives around 40 mm (1.6 inches) of precipitation spread over approximately 8 days.

Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

April Humidity in Siemysl

In Siemysl in April, humidity is 80%. With an average temperature of 8°C (46°F), this humidity feels like traveling through a damp and chilly mist, making even a short walk feel heavy and uncomfortable.

April Average Humidity in Siemysl

This chart illustrates the average monthly humidity levels in Siemysl, 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 Siemysl is approximately 80%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Siemysl

In Siemysl 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 Siemysl.

Maximum UV Index Levels in Siemysl for April

The chart shows the monthly maximum UV Index (UVI) for Siemysl 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 Siemysl typically reaches 5, which falls under the moderate exposure category.

Data source: Siemysl 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 Siemysl Compares to Other Months

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

This table compares monthly weather conditions in Siemysl, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (35°F)	60 mm (2.4 inches)	90%	low
February Weather	2°C (36°F)	49 mm (1.9 inches)	90%	low
March Weather	4°C (39°F)	54 mm (2.1 inches)	87%	moderate
April Weather	8°C (46°F)	40 mm (1.6 inches)	80%	moderate
May Weather	12°C (55°F)	58 mm (2.3 inches)	67%	high
June Weather	18°C (65°F)	59 mm (2.3 inches)	67%	very high
July Weather	18°C (65°F)	117 mm (4.6 inches)	67%	high
August Weather	19°C (66°F)	72 mm (2.8 inches)	67%	high
September Weather	15°C (59°F)	73 mm (2.9 inches)	78%	moderate
October Weather	11°C (52°F)	76 mm (3.0 inches)	84%	moderate
November Weather	6°C (44°F)	52 mm (2.0 inches)	89%	low
December Weather	3°C (37°F)	54 mm (2.1 inches)	92%	low