March Weather in Wentzville, United States

Last updated: June 24, 2025

In March, the average temperature in Wentzville, United States hovers around 8°C (47°F), with a notable temperature range that can swing from a chilly -17°C (2°F) to a surprisingly warm 28°C (83°F). Expect 128 mm (5.0 in) of precipitation, spread over approximately 11 days, contributing to the region's high average humidity of 80%. Stay prepared for a mix of weather conditions!

March Temperature in Wentzville

In March in Wentzville, the average temperature is 8°C (47°F). Maximums can reach 28°C (83°F) and minimums can be as low as -17°C (2°F). It’s advisable to pack layers to accommodate the wide range of temperatures while traveling.

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

The chart illustrates March temperature patterns in Wentzville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wentzville, March typically has an average temperature of 8°C (47°F), with highs reaching up to 28°C (83°F) and lows dropping to around -17°C (2°F).

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

March Precipitation in Wentzville

In Wentzville in March, the total precipitation amount is 128 mm (5.0 in) spread over 11 days.

March Precipitation Trends in Wentzville

The chart displays monthly precipitation patterns in Wentzville, 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 Wentzville, March typically receives around 128 mm (5.0 inches) of precipitation spread over approximately 11 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 Wentzville

In Wentzville in March, humidity is 80%. With an average temperature of 8°C (47°F), this humidity feels like you're walking through a heavy mist, making your clothes cling to your skin and every step prone to a shiver, which can be quite uncomfortable for traveling.

March Average Humidity in Wentzville

This chart illustrates the average monthly humidity levels in Wentzville, 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 Wentzville is approximately 80%, 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 Wentzville

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

Maximum UV Index Levels in Wentzville for March

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

Data source: Wentzville 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 Wentzville Compares to Other Months

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

This table compares monthly weather conditions in Wentzville, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (32°F)	72 mm (2.9 inches)	82%	moderate
February Weather	2°C (35°F)	78 mm (3.1 inches)	80%	moderate
March Weather	8°C (47°F)	128 mm (5.0 inches)	80%	high
April Weather	13°C (55°F)	121 mm (4.8 inches)	80%	very high
May Weather	19°C (67°F)	145 mm (5.7 inches)	82%	very high
June Weather	25°C (76°F)	84 mm (3.3 inches)	83%	extreme
July Weather	26°C (80°F)	97 mm (3.8 inches)	81%	extreme
August Weather	24°C (76°F)	139 mm (5.5 inches)	80%	very high
September Weather	22°C (72°F)	56 mm (2.2 inches)	76%	very high
October Weather	15°C (59°F)	110 mm (4.3 inches)	76%	high
November Weather	7°C (44°F)	68 mm (2.7 inches)	85%	moderate
December Weather	4°C (39°F)	52 mm (2.1 inches)	86%	moderate