March Weather in Sour Lake, United States

Last updated: June 24, 2025

In March, the average temperature in Sour Lake, United States is a pleasant 18°C (65°F), making it a great time to explore the area. However, be prepared for temperature fluctuations, as it can dip to a chilly -1°C (30°F) or rise to a warm 31°C (87°F). During this month, expect around 94 mm (3.7 in) of precipitation over 12 days, with an average humidity level of 79%, contributing to a uniquely vibrant atmosphere.

March Temperature in Sour Lake

In March in Sour Lake, the average temperature is 18°C (65°F). The maximum can reach 31°C (87°F), while the minimum can dip as low as -1°C (30°F). This variety in temperature makes Sour Lake an exciting destination for travelers seeking a mix of warm days and cooler nights.

March Weather in Sour Lake: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Sour Lake, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sour Lake, March typically has an average temperature of 18°C (65°F), with highs reaching up to 31°C (87°F) and lows dropping to around -1°C (30°F).

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

March Precipitation in Sour Lake

In Sour Lake in March, the precipitation amount is 94 mm (3.7 in) spread over 12 days.

March Precipitation Trends in Sour Lake

The chart displays monthly precipitation patterns in Sour Lake, 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 Sour Lake, March typically receives around 94 mm (3.7 inches) of precipitation spread over approximately 12 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 Sour Lake

In Sour Lake in March, humidity is 79%. With an average temperature of 18°C (65°F), this humidity feels like walking through a warm mist, making traveling slightly uncomfortable and sticky, but offering a refreshing escape when you find moments of shade or a breeze.

March Average Humidity in Sour Lake

This chart illustrates the average monthly humidity levels in Sour Lake, 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 Sour Lake 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 Sour Lake

In Sour Lake 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 Sour Lake.

Maximum UV Index Levels in Sour Lake for March

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

Data source: Sour Lake 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 Sour Lake Compares to Other Months

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

This table compares monthly weather conditions in Sour Lake, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	12°C (54°F)	103 mm (4.1 inches)	81%	moderate
February Weather	14°C (57°F)	97 mm (3.8 inches)	81%	very high
March Weather	18°C (65°F)	94 mm (3.7 inches)	79%	very high
April Weather	20°C (69°F)	117 mm (4.6 inches)	80%	very high
May Weather	24°C (76°F)	198 mm (7.8 inches)	81%	extreme
June Weather	27°C (81°F)	179 mm (7.0 inches)	76%	extreme
July Weather	28°C (83°F)	144 mm (5.7 inches)	73%	extreme
August Weather	28°C (83°F)	239 mm (9.4 inches)	71%	extreme
September Weather	26°C (79°F)	216 mm (8.5 inches)	72%	very high
October Weather	22°C (72°F)	145 mm (5.7 inches)	73%	very high
November Weather	16°C (61°F)	72 mm (2.8 inches)	83%	high
December Weather	14°C (57°F)	126 mm (5.0 inches)	88%	moderate