March Weather in Gretna, United States

Last updated: June 24, 2025

In Gretna, United States, the average temperature in March hovers around 10°C (50°F). However, be prepared for a range of temperatures, with minimums dipping to -6°C (21°F) and maximums soaring up to 29°C (85°F). Rain is also a possibility, as you can expect about 70 mm (2.8 in) of precipitation over 10 days. Don't forget your umbrella, especially with an average humidity level of 84%!

March Temperature in Gretna

In March in Gretna, the average temperature is 10°C (50°F). Maximum temperatures can reach 29°C (85°F), while the minimum can be as low as -6°C (21°F). Be sure to pack for a range of weather conditions when traveling during this time.

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

The chart illustrates March temperature patterns in Gretna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gretna, March typically has an average temperature of 10°C (50°F), with highs reaching up to 29°C (85°F) and lows dropping to around -6°C (21°F).

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

March Precipitation in Gretna

In Gretna in March, the precipitation amount is 70 mm (2.8 in) over a period of 10 days.

March Precipitation Trends in Gretna

The chart displays monthly precipitation patterns in Gretna, 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 Gretna, March typically receives around 70 mm (2.8 inches) of precipitation spread over approximately 10 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 Gretna

In Gretna in March, humidity is 84%. With an average temperature of 10°C (50°F), this humidity feels like a chilly dampness that clings to your skin, making outdoor activities less comfortable and prompting travelers to seek refuge in cozy, warm cafes or indoor attractions.

March Average Humidity in Gretna

This chart illustrates the average monthly humidity levels in Gretna, 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 Gretna is approximately 84%, 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 Gretna

In Gretna in March, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Gretna.

Maximum UV Index Levels in Gretna for March

The chart shows the monthly maximum UV Index (UVI) for Gretna 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 Gretna typically reaches 7, which falls under the high exposure category.

Data source: Gretna 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 Gretna Compares to Other Months

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

This table compares monthly weather conditions in Gretna, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (40°F)	75 mm (2.9 inches)	84%	moderate
February Weather	7°C (45°F)	112 mm (4.4 inches)	84%	high
March Weather	10°C (50°F)	70 mm (2.8 inches)	84%	high
April Weather	15°C (60°F)	130 mm (5.1 inches)	82%	very high
May Weather	20°C (68°F)	118 mm (4.6 inches)	82%	very high
June Weather	24°C (75°F)	94 mm (3.7 inches)	83%	extreme
July Weather	27°C (81°F)	63 mm (2.5 inches)	79%	very high
August Weather	25°C (78°F)	105 mm (4.1 inches)	77%	very high
September Weather	23°C (73°F)	109 mm (4.3 inches)	75%	very high
October Weather	17°C (63°F)	110 mm (4.3 inches)	81%	high
November Weather	9°C (49°F)	78 mm (3.1 inches)	87%	moderate
December Weather	6°C (44°F)	104 mm (4.1 inches)	85%	moderate