March Weather in Cosmopolis, United States

Last updated: June 24, 2025

The average temperature in Cosmopolis, United States during March is a cool 7°C (45°F). Expect minimums to dip as low as -2°C (29°F) and highs reaching up to 25°C (77°F). With 150 mm (5.9 in) of precipitation over 16 days, don't forget to bring your umbrella! The average humidity is a high 85%, giving the atmosphere a distinct, crisp feel.

March Temperature in Cosmopolis

In March in Cosmopolis, the average temperature is 7°C (45°F). Maximums can reach 25°C (77°F), and minimums can be as low as -2°C (29°F). It's a great time to visit Cosmopolis to experience its unique seasonal shifts and enjoy a variety of outdoor activities.

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

The chart illustrates March temperature patterns in Cosmopolis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cosmopolis, March typically has an average temperature of 7°C (45°F), with highs reaching up to 25°C (77°F) and lows dropping to around -2°C (29°F).

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

March Precipitation in Cosmopolis

In Cosmopolis in March, the precipitation amount is 150 mm (5.9 in) spread over 16 days.

March Precipitation Trends in Cosmopolis

The chart displays monthly precipitation patterns in Cosmopolis, 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 Cosmopolis, March typically receives around 150 mm (5.9 inches) of precipitation spread over approximately 16 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 Cosmopolis

In Cosmopolis 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 Cosmopolis

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

In Cosmopolis 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 Cosmopolis.

Maximum UV Index Levels in Cosmopolis for March

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

Data source: Cosmopolis 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 Cosmopolis Compares to Other Months

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

This table compares monthly weather conditions in Cosmopolis, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	6°C (43°F)	255 mm (10.0 inches)	86%	low
February Weather	5°C (42°F)	174 mm (6.8 inches)	84%	moderate
March Weather	7°C (45°F)	150 mm (5.9 inches)	85%	moderate
April Weather	10°C (50°F)	132 mm (5.2 inches)	83%	high
May Weather	13°C (55°F)	64 mm (2.5 inches)	84%	very high
June Weather	15°C (59°F)	54 mm (2.1 inches)	84%	very high
July Weather	16°C (62°F)	12 mm (0.5 inches)	82%	very high
August Weather	17°C (63°F)	13 mm (0.5 inches)	73%	very high
September Weather	15°C (60°F)	101 mm (4.0 inches)	74%	high
October Weather	11°C (52°F)	170 mm (6.7 inches)	83%	moderate
November Weather	8°C (47°F)	261 mm (10.3 inches)	86%	moderate
December Weather	6°C (43°F)	236 mm (9.3 inches)	87%	low