March Weather in Santee, United States

Last updated: June 24, 2025

In Santee, United States, the average temperature in March hovers around 15°C (59°F). Be prepared for a range of conditions, as temperatures can fluctuate from a chilly -3°C (27°F) at the low end to a warm 32°C (90°F) at the high. Expect about 76 mm (3.0 in) of precipitation spread over 10 days, with an overall average humidity of 81%. Embrace the diversity of weather that awaits you!

March Temperature in Santee

In March in Santee, the average temperature is 15°C (59°F). Maximum can reach 32°C (90°F) and minimum can be as low as -3°C (27°F). This temperature variation means travelers should be prepared for both warm days and cooler nights during their visit.

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

The chart illustrates March temperature patterns in Santee, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santee, March typically has an average temperature of 15°C (59°F), with highs reaching up to 32°C (90°F) and lows dropping to around -3°C (27°F).

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

March Precipitation in Santee

In Santee in March, the total precipitation amount is 76 mm (3.0 in) spread over a period of 10 days.

March Precipitation Trends in Santee

The chart displays monthly precipitation patterns in Santee, 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 Santee, March typically receives around 76 mm (3.0 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 Santee

In Santee in March humidity is 81%. With an average temperature of 15°C (59°F), this humidity feels like a heavy blanket draped over you, making traveling quite uncomfortable as you constantly wipe away beads of sweat and feel the stickiness clinging to your clothes.

March Average Humidity in Santee

This chart illustrates the average monthly humidity levels in Santee, 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 Santee 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 Santee

In Santee in March, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Santee.

Maximum UV Index Levels in Santee for March

The chart shows the monthly maximum UV Index (UVI) for Santee 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 Santee typically reaches 8, which falls under the very high exposure category.

Data source: Santee 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 Santee Compares to Other Months

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

This table compares monthly weather conditions in Santee, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (50°F)	75 mm (2.9 inches)	86%	moderate
February Weather	13°C (55°F)	95 mm (3.7 inches)	81%	high
March Weather	15°C (59°F)	76 mm (3.0 inches)	81%	very high
April Weather	19°C (66°F)	114 mm (4.5 inches)	79%	very high
May Weather	23°C (74°F)	92 mm (3.6 inches)	75%	extreme
June Weather	26°C (79°F)	114 mm (4.5 inches)	75%	extreme
July Weather	28°C (82°F)	158 mm (6.2 inches)	80%	extreme
August Weather	27°C (81°F)	136 mm (5.3 inches)	81%	extreme
September Weather	25°C (78°F)	116 mm (4.6 inches)	83%	very high
October Weather	21°C (70°F)	61 mm (2.4 inches)	78%	very high
November Weather	13°C (56°F)	66 mm (2.6 inches)	85%	high
December Weather	11°C (52°F)	137 mm (5.4 inches)	87%	moderate