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March Weather in Jacksonville, United States

Last updated: June 24, 2025

In Jacksonville, United States, the average temperature in March hovers around 5°C (41°F). While you can expect a minimum chill of -15°C (5°F), there are warmer days that can reach a pleasant 24°C (75°F). Expect about 111 mm (4.4 in) of precipitation spread over 14 days, with an average humidity level of a steamy 89%. Prepare accordingly for a month of unpredictable weather!

March Temperature in Jacksonville

In March in Jacksonville, the average temperature is 5°C (41°F), with a maximum that can reach 24°C (75°F) and a minimum that can drop as low as -15°C (5°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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

The chart illustrates March temperature patterns in Jacksonville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jacksonville, March typically has an average temperature of 5°C (41°F), with highs reaching up to 24°C (75°F) and lows dropping to around -15°C (5°F).
JanFebMarAprMayJunJulAugSepOctNovDec303440506169747266564136
Data source: Temperature data for Jacksonville 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 Jacksonville

In Jacksonville in March, the precipitation amount is 111 mm (4.4 in) during 14 days, indicating a significant amount of rainfall for that period.

March Precipitation Trends in Jacksonville

The chart displays monthly precipitation patterns in Jacksonville, 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 Jacksonville, March typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec961301111321571361298412311695109
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Jacksonville

In Jacksonville in March humidity is 89%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that clings to your skin, making outdoor exploration less enjoyable and encouraging travelers to seek warmth indoors or layer up to stay comfortable while venturing out.

March Average Humidity in Jacksonville

This chart illustrates the average monthly humidity levels in Jacksonville, 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 Jacksonville is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%89%88%80%79%74%64%67%81%89%88%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Jacksonville

In Jacksonville 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 Jacksonville.

Maximum UV Index Levels in Jacksonville for March

The chart shows the monthly maximum UV Index (UVI) for Jacksonville 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 Jacksonville typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098642
Data source: Jacksonville 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 Jacksonville Compares to Other Months

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

This table compares monthly weather conditions in Jacksonville, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)96 mm (3.8 inches)89%moderate
February Weather1°C (34°F)130 mm (5.1 inches)90%moderate
March Weather5°C (41°F)111 mm (4.4 inches)89%high
April Weather10°C (51°F)132 mm (5.2 inches)88%very high
May Weather16°C (61°F)157 mm (6.2 inches)80%very high
June Weather20°C (69°F)136 mm (5.3 inches)79%very high
July Weather23°C (74°F)129 mm (5.1 inches)74%very high
August Weather22°C (72°F)84 mm (3.3 inches)64%very high
September Weather19°C (66°F)123 mm (4.9 inches)67%very high
October Weather13°C (56°F)116 mm (4.6 inches)81%high
November Weather5°C (41°F)95 mm (3.7 inches)89%moderate
December Weather2°C (36°F)109 mm (4.3 inches)88%low

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