March Weather in Stillwater, United States

Last updated: June 24, 2025

In March, the average temperature in Stillwater, United States hovers around 1°C (35°F), with a minimum plunge of -17°C (2°F) and a warm maximum reaching up to 23°C (73°F). Expect around 82 mm (3.2 in) of precipitation over 9 days, and prepare for a high average humidity of 86%, making for a crisp yet damp atmosphere.

March Temperature in Stillwater

In March in Stillwater, the average temperature is 1°C (35°F), with maximums reaching 23°C (73°F) and minimums dropping as low as -17°C (2°F). Travelers should be prepared for a wide range of weather conditions, from mild days to extremely cold nights.

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

The chart illustrates March temperature patterns in Stillwater, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Stillwater, March typically has an average temperature of 1°C (35°F), with highs reaching up to 23°C (73°F) and lows dropping to around -17°C (2°F).

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

March Precipitation in Stillwater

In Stillwater in March, the total precipitation amount is 82 mm (3.2 in), occurring over a span of 9 days.

March Precipitation Trends in Stillwater

The chart displays monthly precipitation patterns in Stillwater, 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 Stillwater, March typically receives around 82 mm (3.2 inches) of precipitation spread over approximately 9 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 Stillwater

In Stillwater in March, humidity is 86%. With an average temperature of 1°C (35°F), this humidity feels like a biting chill that wraps around you, making outdoor exploration uncomfortable and requiring extra layers to stay warm while navigating the damp air.

March Average Humidity in Stillwater

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

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

Maximum UV Index Levels in Stillwater for March

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

Data source: Stillwater 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 Stillwater Compares to Other Months

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

This table compares monthly weather conditions in Stillwater, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (25°F)	81 mm (3.2 inches)	89%	moderate
February Weather	-2°C (28°F)	98 mm (3.8 inches)	88%	moderate
March Weather	1°C (35°F)	82 mm (3.2 inches)	86%	high
April Weather	8°C (47°F)	138 mm (5.4 inches)	84%	very high
May Weather	15°C (59°F)	103 mm (4.0 inches)	76%	very high
June Weather	19°C (67°F)	104 mm (4.1 inches)	72%	very high
July Weather	23°C (73°F)	142 mm (5.6 inches)	66%	very high
August Weather	22°C (71°F)	103 mm (4.1 inches)	64%	very high
September Weather	18°C (64°F)	99 mm (3.9 inches)	72%	high
October Weather	12°C (53°F)	158 mm (6.2 inches)	81%	moderate
November Weather	3°C (38°F)	109 mm (4.3 inches)	87%	moderate
December Weather	-1°C (30°F)	110 mm (4.3 inches)	84%	low