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March Weather in Santa Ana, United States

Last updated: June 24, 2025

In Santa Ana, United States during March, the average temperature hovers around 14°C (58°F), with a minimum dipping to 5°C (41°F) and a maximum soaring up to 28°C (83°F). Expect about 68 mm (2.7 in) of precipitation over 9 days, contributing to an average humidity level of 75%. Prepare for a month where mild temperatures meet refreshing showers!

March Temperature in Santa Ana

In March in Santa Ana, the average temperature is 14°C (58°F). Maximums can reach 28°C (83°F), while minimums can drop to as low as 5°C (41°F). This variation makes it a great time for travelers to enjoy a mix of warm days and cool evenings.

March Weather in Santa Ana: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Santa Ana, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santa Ana, March typically has an average temperature of 14°C (58°F), with highs reaching up to 28°C (83°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec565658626368737472686256
Data source: Temperature data for Santa Ana generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

March Precipitation in Santa Ana

In Santa Ana in March, the precipitation amount is 68 mm (2.7 in) spread over 9 days.

March Precipitation Trends in Santa Ana

The chart displays monthly precipitation patterns in Santa Ana, 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 Santa Ana, March typically receives around 68 mm (2.7 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec71606827131223102574
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Santa Ana

In Santa Ana in March humidity is 75%. With an average temperature of 14°C (58°F), this humidity feels like a lingering blanket of warmth, making travel both refreshing and a bit stifling, as the moisture in the air may leave you feeling slightly sticky while enjoying outdoor adventures.

March Average Humidity in Santa Ana

This chart illustrates the average monthly humidity levels in Santa Ana, 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 Santa Ana is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%79%75%71%70%72%73%69%68%67%68%71%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Santa Ana

In Santa Ana 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 Santa Ana.

Maximum UV Index Levels in Santa Ana for March

The chart shows the monthly maximum UV Index (UVI) for Santa Ana 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 Santa Ana typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111010754
Data source: Santa Ana 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 Santa Ana Compares to Other Months

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

This table compares monthly weather conditions in Santa Ana, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather13°C (56°F)71 mm (2.8 inches)74%moderate
February Weather13°C (56°F)60 mm (2.3 inches)79%high
March Weather14°C (58°F)68 mm (2.7 inches)75%very high
April Weather17°C (62°F)27 mm (1.1 inches)70%very high
May Weather17°C (64°F)13 mm (0.5 inches)70%extreme
June Weather20°C (68°F)1 mm (0.0 inches)72%extreme
July Weather23°C (73°F)2 mm (0.1 inches)73%extreme
August Weather23°C (74°F)2 mm (0.1 inches)69%very high
September Weather22°C (72°F)3 mm (0.1 inches)68%very high
October Weather20°C (69°F)10 mm (0.4 inches)67%high
November Weather17°C (62°F)25 mm (1.0 inches)68%moderate
December Weather13°C (56°F)74 mm (2.9 inches)71%moderate

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