March Weather in Sam Rayburn, United States

Last updated: June 24, 2025

In March, the average temperature in Sam Rayburn, United States is a pleasant 17°C (64°F). However, be prepared for a range of weather; temperatures can dip to a chilly -2°C (29°F) or soar up to a warm 31°C (89°F). With an average precipitation of 101 mm (4.0 in) over 11 days, and humidity levels around 79%, it's wise to pack accordingly for this diverse climate!

March Temperature in Sam Rayburn

In March in Sam Rayburn, the average temperature is 17°C (64°F), with maximums reaching up to 31°C (89°F) and minimums dropping as low as -2°C (29°F). Travelers should be prepared for a wide range of weather conditions, making layered clothing a wise choice.

March Weather in Sam Rayburn: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Sam Rayburn, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sam Rayburn, March typically has an average temperature of 17°C (64°F), with highs reaching up to 31°C (89°F) and lows dropping to around -2°C (29°F).

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

March Precipitation in Sam Rayburn

In Sam Rayburn in March, the precipitation amount is 101 mm (4.0 in) spread over 11 days.

March Precipitation Trends in Sam Rayburn

The chart displays monthly precipitation patterns in Sam Rayburn, 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 Sam Rayburn, March typically receives around 101 mm (4.0 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 Sam Rayburn

In Sam Rayburn in March humidity is 79%. With an average temperature of 17°C (64°F), this humidity feels like a warm blanket wrapped around you, making outdoor activities feel a bit muggy and requiring frequent hydration as you explore the sights.

March Average Humidity in Sam Rayburn

This chart illustrates the average monthly humidity levels in Sam Rayburn, 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 Sam Rayburn is approximately 79%, 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 Sam Rayburn

In Sam Rayburn 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 Sam Rayburn.

Maximum UV Index Levels in Sam Rayburn for March

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

Data source: Sam Rayburn 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 Sam Rayburn Compares to Other Months

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

This table compares monthly weather conditions in Sam Rayburn, 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)	107 mm (4.2 inches)	81%	moderate
February Weather	13°C (55°F)	114 mm (4.5 inches)	81%	very high
March Weather	17°C (64°F)	101 mm (4.0 inches)	79%	very high
April Weather	20°C (68°F)	132 mm (5.2 inches)	80%	very high
May Weather	24°C (76°F)	184 mm (7.2 inches)	81%	extreme
June Weather	27°C (81°F)	150 mm (5.9 inches)	76%	extreme
July Weather	28°C (83°F)	98 mm (3.8 inches)	73%	extreme
August Weather	28°C (83°F)	183 mm (7.2 inches)	71%	extreme
September Weather	26°C (80°F)	160 mm (6.3 inches)	72%	very high
October Weather	21°C (71°F)	144 mm (5.7 inches)	73%	very high
November Weather	15°C (59°F)	68 mm (2.7 inches)	83%	high
December Weather	13°C (55°F)	133 mm (5.3 inches)	88%	moderate