March Weather in Tumwater, United States

Last updated: June 24, 2025

In March, the average temperature in Tumwater, United States hovers around 7°C (45°F). Expect a chill, with minimums dropping to -1°C (30°F), while highs can reach up to 22°C (73°F). The area sees approximately 134 mm (5.3 in) of precipitation over 16 days, contributing to a notably high average humidity of 85%. Be prepared for a mix of cool and wet conditions!

March Temperature in Tumwater

In March in Tumwater, the average temperature is 7°C (45°F). The maximum can reach 22°C (73°F), while the minimum can drop as low as -1°C (30°F). Be prepared for a mix of mild and chilly weather, making it an ideal time to pack layers for your travels.

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

The chart illustrates March temperature patterns in Tumwater, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tumwater, March typically has an average temperature of 7°C (45°F), with highs reaching up to 22°C (73°F) and lows dropping to around -1°C (30°F).

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

March Precipitation in Tumwater

In Tumwater in March, the total precipitation amount is 134 mm (5.3 in), distributed over 16 days.

March Precipitation Trends in Tumwater

The chart displays monthly precipitation patterns in Tumwater, 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 Tumwater, March typically receives around 134 mm (5.3 inches) of precipitation spread over approximately 16 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 Tumwater

In Tumwater 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 Tumwater

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

In Tumwater 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 Tumwater.

Maximum UV Index Levels in Tumwater for March

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

Data source: Tumwater 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 Tumwater Compares to Other Months

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

This table compares monthly weather conditions in Tumwater, 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 (42°F)	197 mm (7.8 inches)	86%	low
February Weather	5°C (41°F)	155 mm (6.1 inches)	84%	moderate
March Weather	7°C (45°F)	134 mm (5.3 inches)	85%	moderate
April Weather	10°C (50°F)	117 mm (4.6 inches)	83%	high
May Weather	13°C (56°F)	65 mm (2.6 inches)	84%	very high
June Weather	16°C (61°F)	51 mm (2.0 inches)	84%	very high
July Weather	18°C (65°F)	9 mm (0.4 inches)	82%	very high
August Weather	19°C (66°F)	12 mm (0.5 inches)	73%	very high
September Weather	16°C (61°F)	88 mm (3.5 inches)	74%	high
October Weather	11°C (52°F)	133 mm (5.3 inches)	83%	moderate
November Weather	8°C (46°F)	192 mm (7.5 inches)	86%	moderate
December Weather	5°C (42°F)	203 mm (8.0 inches)	87%	low