April Weather in Linn, United States

Last updated: June 24, 2025

In April, the average temperature in Linn, United States hovers around 13°C (55°F). Expect a chilly minimum of -5°C (23°F) and a warm maximum of 31°C (89°F). During this time, precipitation averages 123 mm (4.8 in) over roughly 12 days, accompanied by a relatively high average humidity of 80%.

April Temperature in Linn

In April in Linn, the average temperature is 13°C (55°F), with maximums that can reach 31°C (89°F) and minimums that can drop as low as -5°C (23°F). Be sure to pack layers to prepare for the wide range of temperatures you'll experience during your travels.

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

The chart illustrates April temperature patterns in Linn, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Linn, April typically has an average temperature of 13°C (55°F), with highs reaching up to 31°C (89°F) and lows dropping to around -5°C (23°F).

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

April Precipitation in Linn

In Linn in April, the precipitation amount is 123 mm (4.8 in) during a period of 12 days.

April Precipitation Trends in Linn

The chart displays monthly precipitation patterns in Linn, 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 Linn, April typically receives around 123 mm (4.8 inches) of precipitation spread over approximately 12 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 Linn

In Linn in April humidity is 80%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket wrapping around you, making any outdoor activity feel stifling and heavy, which can lead to fatigue for travelers unaccustomed to such moist conditions.

April Average Humidity in Linn

This chart illustrates the average monthly humidity levels in Linn, 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 Linn 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 Linn

In Linn 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 Linn.

Maximum UV Index Levels in Linn for April

The chart shows the monthly maximum UV Index (UVI) for Linn 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 Linn typically reaches 9, which falls under the very high exposure category.

Data source: Linn 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 Linn Compares to Other Months

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

This table compares monthly weather conditions in Linn, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (33°F)	73 mm (2.9 inches)	82%	moderate
February Weather	2°C (36°F)	73 mm (2.9 inches)	80%	moderate
March Weather	8°C (47°F)	126 mm (5.0 inches)	80%	high
April Weather	13°C (55°F)	123 mm (4.8 inches)	80%	very high
May Weather	19°C (66°F)	163 mm (6.4 inches)	82%	very high
June Weather	24°C (76°F)	89 mm (3.5 inches)	83%	extreme
July Weather	26°C (80°F)	98 mm (3.8 inches)	81%	extreme
August Weather	24°C (76°F)	113 mm (4.5 inches)	80%	very high
September Weather	22°C (72°F)	55 mm (2.2 inches)	76%	very high
October Weather	15°C (59°F)	95 mm (3.7 inches)	76%	high
November Weather	7°C (45°F)	63 mm (2.5 inches)	85%	moderate
December Weather	4°C (40°F)	46 mm (1.8 inches)	86%	moderate