March Weather in Castlewood, United States

Last updated: June 24, 2025

In March, the average temperature in Castlewood, United States hovers around 8°C (47°F). Expect lows of -13°C (9°F) and highs reaching 27°C (80°F). During this period, anticipate approximately 126 mm (5.0 in) of precipitation over 14 days, coupled with a high average humidity of 86%. Stay prepared for a mix of chilly days and spring-like warmth!

March Temperature in Castlewood

In March in Castlewood, the average temperature is 8°C (47°F), with maximums reaching 27°C (80°F) and minimums dropping as low as -13°C (9°F). Be prepared for a wide range of temperatures when traveling during this time.

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

The chart illustrates March temperature patterns in Castlewood, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castlewood, March typically has an average temperature of 8°C (47°F), with highs reaching up to 27°C (80°F) and lows dropping to around -13°C (9°F).

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

March Precipitation in Castlewood

In Castlewood in March, the precipitation amount is 126 mm (5.0 in) over a span of 14 days.

March Precipitation Trends in Castlewood

The chart displays monthly precipitation patterns in Castlewood, 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 Castlewood, March typically receives around 126 mm (5.0 inches) of precipitation spread over approximately 14 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 Castlewood

In Castlewood in March, humidity is 86%. With an average temperature of 8°C (47°F), this humidity feels like a chilling damp that penetrates your clothes, making outdoor adventures less enjoyable and encouraging you to seek warmth indoors rather than explore the sights.

March Average Humidity in Castlewood

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

In Castlewood in March, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Castlewood.

Maximum UV Index Levels in Castlewood for March

The chart shows the monthly maximum UV Index (UVI) for Castlewood 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 Castlewood typically reaches 8, which falls under the very high exposure category.

Data source: Castlewood 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 Castlewood Compares to Other Months

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

This table compares monthly weather conditions in Castlewood, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (36°F)	91 mm (3.6 inches)	87%	moderate
February Weather	5°C (42°F)	164 mm (6.4 inches)	87%	high
March Weather	8°C (47°F)	126 mm (5.0 inches)	86%	very high
April Weather	12°C (54°F)	155 mm (6.1 inches)	84%	very high
May Weather	18°C (64°F)	129 mm (5.1 inches)	83%	extreme
June Weather	21°C (69°F)	149 mm (5.8 inches)	83%	extreme
July Weather	23°C (73°F)	114 mm (4.5 inches)	79%	extreme
August Weather	22°C (71°F)	131 mm (5.1 inches)	66%	very high
September Weather	20°C (68°F)	118 mm (4.6 inches)	68%	very high
October Weather	14°C (58°F)	127 mm (5.0 inches)	78%	high
November Weather	7°C (44°F)	77 mm (3.0 inches)	89%	moderate
December Weather	4°C (40°F)	122 mm (4.8 inches)	86%	moderate