April Weather in Tualatin, United States

Last updated: June 24, 2025

In April, the average temperature in Tualatin, United States hovers around 11°C (51°F). Temperatures can dip to a chilly -1°C (31°F) or soar to a warm 29°C (84°F). Expect about 117 mm (4.6 in) of precipitation spread over 15 days, with an average humidity of 83%. Be prepared for a month that showcases the rich variety of weather!

April Temperature in Tualatin

In April in Tualatin, the average temperature is 11°C (51°F). Maximums can reach 29°C (84°F) and minimums can be as low as -1°C (31°F). This variability makes it essential for travelers to pack accordingly, ensuring they are prepared for both warm afternoons and chilly evenings.

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

The chart illustrates April temperature patterns in Tualatin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tualatin, April typically has an average temperature of 11°C (51°F), with highs reaching up to 29°C (84°F) and lows dropping to around -1°C (31°F).

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

April Precipitation in Tualatin

In Tualatin in April, the total precipitation amount is 117 mm (4.6 in), occurring over the course of 15 days.

April Precipitation Trends in Tualatin

The chart displays monthly precipitation patterns in Tualatin, 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 Tualatin, April typically receives around 117 mm (4.6 inches) of precipitation spread over approximately 15 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 Tualatin

In Tualatin in April, humidity is 83%. With an average temperature of 11°C (51°F), this humidity feels like a chilly dampness that clings to your skin, making any outdoor adventures a bit uncomfortable and best enjoyed with layered clothing and a light raincoat.

April Average Humidity in Tualatin

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

In Tualatin in April, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Tualatin, you can refer to this Hourly UV Index in Tualatin.

Maximum UV Index Levels in Tualatin for April

The chart shows the monthly maximum UV Index (UVI) for Tualatin 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 Tualatin typically reaches 6, which falls under the high exposure category.

Data source: Tualatin 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 Tualatin Compares to Other Months

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

This table compares monthly weather conditions in Tualatin, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (42°F)	163 mm (6.4 inches)	85%	low
February Weather	5°C (41°F)	172 mm (6.8 inches)	84%	moderate
March Weather	8°C (46°F)	135 mm (5.3 inches)	85%	moderate
April Weather	11°C (51°F)	117 mm (4.6 inches)	83%	high
May Weather	14°C (58°F)	58 mm (2.3 inches)	83%	very high
June Weather	18°C (64°F)	46 mm (1.8 inches)	83%	very high
July Weather	21°C (69°F)	6 mm (0.2 inches)	82%	very high
August Weather	21°C (70°F)	8 mm (0.3 inches)	74%	very high
September Weather	18°C (64°F)	62 mm (2.4 inches)	71%	high
October Weather	12°C (53°F)	105 mm (4.1 inches)	81%	moderate
November Weather	8°C (47°F)	155 mm (6.1 inches)	87%	moderate
December Weather	5°C (41°F)	183 mm (7.2 inches)	87%	low