March Weather in Helotes, United States

Last updated: June 24, 2025

In March, the average temperature in Helotes, United States is a pleasant 18°C (64°F). However, be prepared for a temperature range that can see lows of -3°C (26°F) and highs reaching up to 32°C (90°F). During this time, expect 63 mm (2.5 in) of precipitation spread over 9 days, coupled with an average humidity of 74%. Dress accordingly to make the most of your stay!

March Temperature in Helotes

In March in Helotes, the average temperature is 18°C (64°F). Maximum temperatures can reach 32°C (90°F), while minimums can drop as low as -3°C (26°F). It's advisable to pack for both warm days and cool nights when traveling during this time.

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

The chart illustrates March temperature patterns in Helotes, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Helotes, March typically has an average temperature of 18°C (64°F), with highs reaching up to 32°C (90°F) and lows dropping to around -3°C (26°F).

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

March Precipitation in Helotes

In Helotes in March, the total precipitation amount is 63 mm (2.5 in) spread over a duration of 9 days.

March Precipitation Trends in Helotes

The chart displays monthly precipitation patterns in Helotes, 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 Helotes, March typically receives around 63 mm (2.5 inches) of precipitation spread over approximately 9 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 Helotes

In Helotes in March humidity is 74%. With an average temperature of 18°C (64°F), this humidity feels like a warm embrace, making it ideal for leisurely strolls but potentially uncomfortable for extended outdoor activities.

March Average Humidity in Helotes

This chart illustrates the average monthly humidity levels in Helotes, 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 Helotes is approximately 74%, 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 Helotes

In Helotes 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 Helotes.

Maximum UV Index Levels in Helotes for March

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

Data source: Helotes 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 Helotes Compares to Other Months

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

This table compares monthly weather conditions in Helotes, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	11°C (52°F)	42 mm (1.7 inches)	79%	moderate
February Weather	12°C (55°F)	54 mm (2.1 inches)	79%	very high
March Weather	18°C (64°F)	63 mm (2.5 inches)	74%	very high
April Weather	21°C (69°F)	70 mm (2.8 inches)	76%	extreme
May Weather	25°C (77°F)	123 mm (4.8 inches)	81%	extreme
June Weather	28°C (82°F)	72 mm (2.8 inches)	76%	extreme
July Weather	29°C (84°F)	61 mm (2.4 inches)	66%	extreme
August Weather	29°C (85°F)	48 mm (1.9 inches)	58%	extreme
September Weather	26°C (80°F)	115 mm (4.5 inches)	65%	extreme
October Weather	22°C (71°F)	81 mm (3.2 inches)	74%	very high
November Weather	16°C (61°F)	43 mm (1.7 inches)	81%	high
December Weather	13°C (55°F)	56 mm (2.2 inches)	86%	moderate