April Weather in Hamm, Germany

Last updated: August 23, 2025

In Hamm, Germany, the average temperature in April hovers around 10°C (50°F). Visitors should be prepared for a minimum drop to -3°C (26°F) and the occasional maximum rise to 28°C (82°F). With an average precipitation of 38 mm (1.5 in) spread over 10 days, and a humidity level of 83%, it's a month that blends coolness with a hint of dampness.

April Temperature in Hamm

In April in Hamm, the average temperature is 10°C (50°F), with a maximum that can reach 28°C (82°F) and a minimum that can drop as low as -3°C (26°F), making it essential to pack for both warm and cold weather when traveling.

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

The chart illustrates April temperature patterns in Hamm, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hamm, April typically has an average temperature of 10°C (50°F), with highs reaching up to 28°C (82°F) and lows dropping to around -3°C (26°F).

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

April Precipitation in Hamm

In Hamm in April, the precipitation amount is 38 mm (1.5 in) over the course of 10 days.

April Precipitation Trends in Hamm

The chart displays monthly precipitation patterns in Hamm, 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 Hamm, April typically receives around 38 mm (1.5 inches) of precipitation spread over approximately 10 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 Hamm

In Hamm in April, humidity is 83%. With an average temperature of 10°C (50°F), this humidity feels like a damp chill that clings to your skin, making outdoor exploration less comfortable and prompting visitors to seek cozy indoor activities.

April Average Humidity in Hamm

This chart illustrates the average monthly humidity levels in Hamm, 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 Hamm is approximately 83%, 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 Hamm

In Hamm 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 Hamm.

Maximum UV Index Levels in Hamm for April

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

Data source: Hamm 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 Hamm Compares to Other Months

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

This table compares monthly weather conditions in Hamm, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	3°C (38°F)	69 mm (2.7 inches)	92%	low
February Weather	4°C (40°F)	76 mm (3.0 inches)	90%	low
March Weather	7°C (44°F)	74 mm (2.9 inches)	87%	moderate
April Weather	10°C (50°F)	38 mm (1.5 inches)	83%	moderate
May Weather	14°C (57°F)	59 mm (2.3 inches)	76%	high
June Weather	19°C (66°F)	58 mm (2.3 inches)	74%	very high
July Weather	19°C (67°F)	78 mm (3.1 inches)	74%	very high
August Weather	19°C (67°F)	70 mm (2.7 inches)	75%	high
September Weather	15°C (60°F)	57 mm (2.3 inches)	82%	moderate
October Weather	12°C (54°F)	82 mm (3.2 inches)	88%	moderate
November Weather	7°C (45°F)	54 mm (2.1 inches)	90%	low
December Weather	5°C (41°F)	90 mm (3.5 inches)	92%	low