March Weather in Redmond, United States

Last updated: June 24, 2025

In March, the average temperature in Redmond, United States hovers around 5°C (41°F), with extremes ranging from a chilly -14°C (6°F) to a mild 21°C (70°F). Expect 48 mm (1.9 in) of precipitation spread across 11 days, contributing to an average humidity of 86%.

March Temperature in Redmond

In March in Redmond, the average temperature is 5°C (41°F). Maximums can reach 21°C (70°F), while minimums can drop as low as -14°C (6°F). Be prepared for a wide range of temperatures, making it essential to pack layers for your travels.

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

The chart illustrates March temperature patterns in Redmond, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Redmond, March typically has an average temperature of 5°C (41°F), with highs reaching up to 21°C (70°F) and lows dropping to around -14°C (6°F).

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

March Precipitation in Redmond

In Redmond in March, the precipitation amount is 48 mm (1.9 in) over a span of 11 days.

March Precipitation Trends in Redmond

The chart displays monthly precipitation patterns in Redmond, 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 Redmond, March typically receives around 48 mm (1.9 inches) of precipitation spread over approximately 11 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

March Humidity in Redmond

In Redmond in March humidity is 86%. With an average temperature of 5°C (41°F), this humidity feels like a heavy, damp blanket wrapping around you, making outdoor activities uncomfortable and travel quite challenging due to the chill combined with the stickiness in the air.

March Average Humidity in Redmond

This chart illustrates the average monthly humidity levels in Redmond, 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 Redmond is approximately 86%, 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 Redmond

In Redmond in March, 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 Redmond, you can refer to this Hourly UV Index in Redmond.

Maximum UV Index Levels in Redmond for March

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

Data source: Redmond 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 Redmond Compares to Other Months

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

This table compares monthly weather conditions in Redmond, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	1°C (35°F)	64 mm (2.5 inches)	86%	moderate
February Weather	2°C (36°F)	78 mm (3.1 inches)	87%	moderate
March Weather	5°C (41°F)	48 mm (1.9 inches)	86%	high
April Weather	9°C (48°F)	50 mm (2.0 inches)	85%	very high
May Weather	13°C (56°F)	28 mm (1.1 inches)	80%	very high
June Weather	18°C (65°F)	15 mm (0.6 inches)	82%	very high
July Weather	23°C (73°F)	4 mm (0.1 inches)	78%	very high
August Weather	22°C (72°F)	6 mm (0.2 inches)	62%	very high
September Weather	17°C (62°F)	25 mm (1.0 inches)	59%	very high
October Weather	10°C (49°F)	34 mm (1.4 inches)	78%	high
November Weather	5°C (41°F)	54 mm (2.1 inches)	88%	moderate
December Weather	2°C (35°F)	66 mm (2.6 inches)	88%	low