April Weather in Olen, Norway

Last updated: August 27, 2025

In Olen, Norway, the average temperature in April hovers around 6°C (44°F). Be prepared for a chilly atmosphere, as temperatures can drop as low as -6°C (22°F), while the mercury can rise to a pleasant 20°C (69°F). Expect 121 mm (4.8 in) of precipitation spread over 16 days, contributing to a notably high average humidity of 87%.

April Temperature in Olen

In April in Olen, the average temperature is 6°C (44°F). Maximums can reach 20°C (69°F), while minimums can drop as low as -6°C (22°F). Be sure to pack layers for your trip, as the weather can vary significantly throughout the day.

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

The chart illustrates April temperature patterns in Olen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Olen, April typically has an average temperature of 6°C (44°F), with highs reaching up to 20°C (69°F) and lows dropping to around -6°C (22°F).

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

April Precipitation in Olen

In Olen in April, the total precipitation amount is 121 mm (4.8 in) spread over 16 days.

April Precipitation Trends in Olen

The chart displays monthly precipitation patterns in Olen, 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 Olen, April typically receives around 121 mm (4.8 inches) of precipitation spread over approximately 16 days.

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

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Millimeters (mm) Inches (in)

April Humidity in Olen

In Olen in April humidity is 87%. With an average temperature of 6°C (44°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration uncomfortable without proper layers and preparation.

April Average Humidity in Olen

This chart illustrates the average monthly humidity levels in Olen, 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 Olen is approximately 87%, 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 Olen

In Olen in April, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Olen for better planning.

Maximum UV Index Levels in Olen for April

The chart shows the monthly maximum UV Index (UVI) for Olen 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 Olen typically reaches 4, which falls under the moderate exposure category.

Data source: Olen 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 Olen Compares to Other Months

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

This table compares monthly weather conditions in Olen, 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 (36°F)	178 mm (7.0 inches)	92%	low
February Weather	2°C (35°F)	187 mm (7.4 inches)	90%	low
March Weather	3°C (39°F)	190 mm (7.5 inches)	90%	moderate
April Weather	6°C (44°F)	121 mm (4.8 inches)	87%	moderate
May Weather	10°C (51°F)	115 mm (4.5 inches)	84%	moderate
June Weather	14°C (58°F)	165 mm (6.5 inches)	81%	high
July Weather	15°C (60°F)	167 mm (6.6 inches)	86%	high
August Weather	15°C (59°F)	252 mm (9.9 inches)	87%	moderate
September Weather	12°C (55°F)	253 mm (10.0 inches)	90%	moderate
October Weather	9°C (48°F)	330 mm (13.0 inches)	92%	low
November Weather	5°C (42°F)	225 mm (8.9 inches)	93%	low
December Weather	3°C (38°F)	227 mm (8.9 inches)	90%	low