April Weather in Jacksonville, United States

Last updated: June 24, 2025

The average temperature in Jacksonville, United States during April is a pleasant 21°C (70°F), offering a comfortable climate for outdoor activities. Expect minimum temperatures to dip to 4°C (40°F) and soar to a maximum of 34°C (93°F). With precipitation reaching 71 mm (2.8 in) over 8 days, and the average humidity sitting at a modest 72%, prepare for a mix of sunny days and refreshing showers.

April Temperature in Jacksonville

In April in Jacksonville, the average temperature is 21°C (70°F). The maximum can reach 34°C (93°F) and the minimum can be as low as 4°C (40°F). This makes it a great time to visit for those who enjoy mild weather with the potential for warm days and cooler evenings.

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

The chart illustrates April 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, April typically has an average temperature of 21°C (70°F), with highs reaching up to 34°C (93°F) and lows dropping to around 4°C (40°F).

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

April Precipitation in Jacksonville

In Jacksonville in April, the precipitation amount is 71 mm (2.8 in) over the course of 8 days.

April Precipitation Trends in Jacksonville

The chart displays monthly precipitation patterns in Jacksonville, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Jacksonville, April typically receives around 71 mm (2.8 inches) of precipitation spread over approximately 8 days.

Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

April Humidity in Jacksonville

In Jacksonville in April, humidity is 72%. With an average temperature of 21°C (70°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities a bit sticky and sweaty, but still manageable for traveling if you stay hydrated and take regular breaks in the shade.

April Average Humidity in Jacksonville

This chart illustrates the average monthly humidity levels in Jacksonville, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Jacksonville is approximately 72%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Jacksonville

In Jacksonville in April, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Jacksonville.

Maximum UV Index Levels in Jacksonville for April

The chart shows the monthly maximum UV Index (UVI) for Jacksonville in April, 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 April, the maximum UV index in Jacksonville typically reaches 11, which falls under the extreme exposure category.

Data source: Jacksonville April 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 April 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 April’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 April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	13°C (56°F)	43 mm (1.7 inches)	84%	moderate
February Weather	17°C (62°F)	70 mm (2.8 inches)	79%	high
March Weather	18°C (65°F)	41 mm (1.6 inches)	78%	very high
April Weather	21°C (70°F)	71 mm (2.8 inches)	72%	extreme
May Weather	24°C (76°F)	87 mm (3.4 inches)	72%	extreme
June Weather	26°C (80°F)	157 mm (6.2 inches)	74%	extreme
July Weather	27°C (81°F)	184 mm (7.2 inches)	82%	extreme
August Weather	27°C (82°F)	164 mm (6.4 inches)	82%	extreme
September Weather	26°C (80°F)	137 mm (5.4 inches)	83%	very high
October Weather	24°C (75°F)	77 mm (3.0 inches)	79%	very high
November Weather	17°C (64°F)	65 mm (2.6 inches)	82%	high
December Weather	15°C (59°F)	79 mm (3.1 inches)	85%	moderate