March Weather in Bay City, United States

Last updated: June 24, 2025

In March, the average temperature in Bay City, United States hovers around 8°C (46°F), with typical extremes ranging from a chilly 0°C (33°F) to a pleasant 18°C (65°F). This month sees an average precipitation of 192 mm (7.6 in) spread over approximately 18 days, contributing to an overall humidity of 85%. Stay prepared for a damp and cool atmosphere!

March Temperature in Bay City

In March in Bay City, the average temperature is 8°C (46°F), with maximums reaching up to 18°C (65°F) and minimums dipping as low as 0°C (33°F). This moderate climate makes Bay City an ideal destination for travelers looking to enjoy mild weather and outdoor activities.

March Weather in Bay City: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Bay City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bay City, March typically has an average temperature of 8°C (46°F), with highs reaching up to 18°C (65°F) and lows dropping to around 0°C (33°F).

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

March Precipitation in Bay City

In Bay City in March, the precipitation amount is 192 mm (7.6 in) over the course of 18 days.

March Precipitation Trends in Bay City

The chart displays monthly precipitation patterns in Bay City, 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 Bay City, March typically receives around 192 mm (7.6 inches) of precipitation spread over approximately 18 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 Bay City

In Bay City in March humidity is 85%. With an average temperature of 8°C (46°F), this humidity feels like a cold, damp embrace that can leave travelers feeling chilled and uncomfortable, making outdoor exploration less appealing and encouraging the search for cozy indoor activities instead.

March Average Humidity in Bay City

This chart illustrates the average monthly humidity levels in Bay City, 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 Bay City 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 Bay City

In Bay City 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 Bay City.

Maximum UV Index Levels in Bay City for March

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

Data source: Bay City 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 Bay City Compares to Other Months

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

This table compares monthly weather conditions in Bay City, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (46°F)	270 mm (10.6 inches)	85%	low
February Weather	7°C (44°F)	244 mm (9.6 inches)	84%	moderate
March Weather	8°C (46°F)	192 mm (7.6 inches)	85%	moderate
April Weather	9°C (49°F)	157 mm (6.2 inches)	83%	high
May Weather	11°C (53°F)	77 mm (3.0 inches)	83%	very high
June Weather	14°C (57°F)	67 mm (2.6 inches)	83%	very high
July Weather	15°C (59°F)	16 mm (0.6 inches)	82%	very high
August Weather	15°C (60°F)	17 mm (0.7 inches)	74%	very high
September Weather	15°C (59°F)	96 mm (3.8 inches)	71%	high
October Weather	12°C (54°F)	176 mm (6.9 inches)	81%	moderate
November Weather	10°C (50°F)	274 mm (10.8 inches)	87%	moderate
December Weather	8°C (46°F)	301 mm (11.8 inches)	87%	low