April Weather in Scappoose, United States

Last updated: June 24, 2025

In April, the average temperature in Scappoose, United States hovers around 10°C (50°F). Expect a range from a chilly -1°C (30°F) to a warm 29°C (84°F). With an average humidity of 83%, you might want to carry an umbrella, as 119 mm (4.7 in) of precipitation is expected over approximately 15 days.

April Temperature in Scappoose

In April in Scappoose, the average temperature is 10°C (50°F). Maximums can reach 29°C (84°F), and minimums can be as low as -1°C (30°F). It's advisable to pack layers to comfortably adapt to the fluctuating temperatures while traveling.

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

The chart illustrates April temperature patterns in Scappoose, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Scappoose, April typically has an average temperature of 10°C (50°F), with highs reaching up to 29°C (84°F) and lows dropping to around -1°C (30°F).

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

April Precipitation in Scappoose

In Scappoose in April, the precipitation amount is 119 mm (4.7 in) over a span of 15 days.

April Precipitation Trends in Scappoose

The chart displays monthly precipitation patterns in Scappoose, 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 Scappoose, April typically receives around 119 mm (4.7 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 Scappoose

In Scappoose 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 Scappoose

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

In Scappoose in April, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Scappoose.

Maximum UV Index Levels in Scappoose for April

The chart shows the monthly maximum UV Index (UVI) for Scappoose 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 Scappoose typically reaches 7, which falls under the high exposure category.

Data source: Scappoose 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 Scappoose Compares to Other Months

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

This table compares monthly weather conditions in Scappoose, 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 (41°F)	176 mm (6.9 inches)	85%	low
February Weather	4°C (40°F)	163 mm (6.4 inches)	84%	moderate
March Weather	7°C (45°F)	140 mm (5.5 inches)	85%	moderate
April Weather	10°C (50°F)	119 mm (4.7 inches)	83%	high
May Weather	13°C (57°F)	64 mm (2.5 inches)	83%	very high
June Weather	16°C (62°F)	54 mm (2.1 inches)	83%	very high
July Weather	19°C (66°F)	8 mm (0.3 inches)	82%	very high
August Weather	20°C (68°F)	8 mm (0.3 inches)	74%	very high
September Weather	17°C (62°F)	74 mm (2.9 inches)	71%	high
October Weather	11°C (52°F)	107 mm (4.2 inches)	81%	moderate
November Weather	7°C (45°F)	166 mm (6.5 inches)	87%	moderate
December Weather	5°C (40°F)	186 mm (7.3 inches)	87%	low