March Weather in South Valley, United States

Last updated: June 24, 2025

In March, the average temperature in South Valley, United States hovers around 10°C (50°F), making it a mild time of year. However, temperatures can range significantly, with minimums dipping to -5°C (23°F) and maximums soaring up to 27°C (81°F). Expect an average precipitation of 13 mm (0.5 in) over the course of 3 days, and a comfortable average humidity of 66%. Enjoy the variability and prepare for all that this charming month has to offer!

March Temperature in South Valley

In March in South Valley, the average temperature is 10°C (50°F), with maximums reaching 27°C (81°F) and minimums dropping as low as -5°C (23°F). This variability in temperature makes it essential for travelers to pack layers and be prepared for both warm and cold conditions.

March Weather in South Valley: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in South Valley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In South Valley, March typically has an average temperature of 10°C (50°F), with highs reaching up to 27°C (81°F) and lows dropping to around -5°C (23°F).

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

March Precipitation in South Valley

In South Valley in March, the precipitation amount is 13 mm (0.5 in) over a span of 3 days.

March Precipitation Trends in South Valley

The chart displays monthly precipitation patterns in South Valley, 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 South Valley, March typically receives around 13 mm (0.5 inches) of precipitation spread over approximately 3 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 South Valley

In South Valley in March, humidity is 66%. With an average temperature of 10°C (50°F), this humidity feels like a damp chill that clings to your skin, making it necessary to layer up for your travels while also balancing the need for breathable clothing.

March Average Humidity in South Valley

This chart illustrates the average monthly humidity levels in South Valley, 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 South Valley is approximately 66%, 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 South Valley

In South Valley in March, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in South Valley.

Maximum UV Index Levels in South Valley for March

The chart shows the monthly maximum UV Index (UVI) for South Valley 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 South Valley typically reaches 9, which falls under the very high exposure category.

Data source: South Valley 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 South Valley Compares to Other Months

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

This table compares monthly weather conditions in South Valley, 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 (37°F)	16 mm (0.6 inches)	78%	moderate
February Weather	5°C (41°F)	17 mm (0.7 inches)	79%	high
March Weather	10°C (50°F)	13 mm (0.5 inches)	66%	very high
April Weather	15°C (59°F)	14 mm (0.6 inches)	60%	extreme
May Weather	20°C (68°F)	8 mm (0.3 inches)	57%	extreme
June Weather	25°C (78°F)	10 mm (0.4 inches)	55%	extreme
July Weather	26°C (80°F)	24 mm (0.9 inches)	56%	extreme
August Weather	26°C (78°F)	11 mm (0.4 inches)	65%	extreme
September Weather	22°C (72°F)	24 mm (0.9 inches)	72%	extreme
October Weather	14°C (58°F)	24 mm (1.0 inches)	78%	very high
November Weather	8°C (47°F)	14 mm (0.6 inches)	81%	moderate
December Weather	3°C (38°F)	11 mm (0.4 inches)	79%	moderate