March Weather in Scappoose, United States

Last updated: June 24, 2025

In March, the average temperature in Scappoose, United States hovers around 7°C (45°F), with extremes ranging from a brisk -4°C (25°F) to a mild 22°C (72°F). Expect 140 mm (5.5 in) of precipitation spread over 17 days, contributing to a high average humidity of 85%. Be prepared for a blend of chilly and wet conditions!

March Temperature in Scappoose

In March in Scappoose, the average temperature is 7°C (45°F). The maximum can reach 22°C (72°F) and the minimum can be as low as -4°C (25°F). Overall, it’s a time of year that requires a mix of layers to comfortably enjoy your visit.

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

The chart illustrates March 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, March typically has an average temperature of 7°C (45°F), with highs reaching up to 22°C (72°F) and lows dropping to around -4°C (25°F).

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

March Precipitation in Scappoose

In Scappoose in March, the precipitation amount is 140 mm (5.5 in) spread over 17 days.

March Precipitation Trends in Scappoose

The chart displays monthly precipitation patterns in Scappoose, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Scappoose, March typically receives around 140 mm (5.5 inches) of precipitation spread over approximately 17 days.

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

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Millimeters (mm) Inches (in)

March Humidity in Scappoose

In Scappoose in March, humidity is 85%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities less enjoyable and requiring extra layers to stay comfortable while traveling.

March Average Humidity in Scappoose

This chart illustrates the average monthly humidity levels in Scappoose, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Scappoose is approximately 85%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Scappoose

In Scappoose in March, 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 Scappoose.

Maximum UV Index Levels in Scappoose for March

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

Data source: Scappoose March 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 March 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 March’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 March’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