March Weather in Delta, United States

Last updated: June 24, 2025

In March, the average temperature in Delta, United States hovers around 4°C (40°F). While you might experience a chilly minimum of -14°C (7°F), there’s also a chance to enjoy warmer days with highs reaching 23°C (75°F). Expect 47 mm (1.8 in) of precipitation over about 9 days, accompanied by a comfortable average humidity of 81%.

March Temperature in Delta

In March in Delta, the average temperature is 4°C (40°F). The maximum can reach 23°C (75°F), while the minimum can dip as low as -14°C (7°F). Be prepared for a wide range of temperatures while traveling, so pack accordingly!

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

The chart illustrates March temperature patterns in Delta, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Delta, March typically has an average temperature of 4°C (40°F), with highs reaching up to 23°C (75°F) and lows dropping to around -14°C (7°F).

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

March Precipitation in Delta

In Delta in March, the total precipitation amount is 47 mm (1.8 in), which falls over the course of 9 days.

March Precipitation Trends in Delta

The chart displays monthly precipitation patterns in Delta, 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 Delta, March typically receives around 47 mm (1.8 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 Delta

In Delta in March humidity is 81%. With an average temperature of 4°C (40°F), this humidity feels like a damp chill that can make traveling quite uncomfortable, as the cold air clings uncomfortably to your skin and the moisture can quickly sap your body heat.

March Average Humidity in Delta

This chart illustrates the average monthly humidity levels in Delta, 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 Delta is approximately 81%, 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 Delta

In Delta 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 Delta.

Maximum UV Index Levels in Delta for March

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

Data source: Delta 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 Delta Compares to Other Months

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

This table compares monthly weather conditions in Delta, 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 (25°F)	31 mm (1.2 inches)	90%	moderate
February Weather	-1°C (30°F)	42 mm (1.7 inches)	89%	high
March Weather	4°C (40°F)	47 mm (1.8 inches)	81%	very high
April Weather	10°C (50°F)	26 mm (1.0 inches)	74%	very high
May Weather	15°C (60°F)	26 mm (1.0 inches)	58%	extreme
June Weather	22°C (71°F)	11 mm (0.4 inches)	47%	extreme
July Weather	25°C (77°F)	13 mm (0.5 inches)	39%	extreme
August Weather	23°C (74°F)	10 mm (0.4 inches)	39%	extreme
September Weather	19°C (66°F)	20 mm (0.8 inches)	53%	very high
October Weather	9°C (49°F)	36 mm (1.4 inches)	72%	high
November Weather	4°C (39°F)	21 mm (0.8 inches)	84%	moderate
December Weather	-3°C (28°F)	31 mm (1.2 inches)	90%	moderate