June Weather in Jacksonville, United States

Last updated: June 24, 2025

In June, the average temperature in Jacksonville, United States is a delightful 20°C (69°F), with temperatures fluctuating between a minimum of 5°C (41°F) and a maximum of 33°C (91°F). Expect some moisture as well, with an average precipitation of 136 mm (5.3 in) spread over 15 days, contributing to a humidity level of around 79%. Enjoy the blend of warmth and refreshing atmosphere!

June Temperature in Jacksonville

In June in Jacksonville, the average temperature is 20°C (69°F), with maximums reaching up to 33°C (91°F) and minimums dropping as low as 5°C (41°F). This diverse temperature range makes it an ideal time for travelers to enjoy both outdoor adventures and cozy indoor activities.

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

The chart illustrates June 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, June typically has an average temperature of 20°C (69°F), with highs reaching up to 33°C (91°F) and lows dropping to around 5°C (41°F).

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

June Precipitation in Jacksonville

In Jacksonville in June, the precipitation amount is 136 mm (5.3 in) over a span of 15 days.

June Precipitation Trends in Jacksonville

The chart displays monthly precipitation patterns in Jacksonville, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Jacksonville, June typically receives around 136 mm (5.3 inches) of precipitation spread over approximately 15 days.

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

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Millimeters (mm) Inches (in)

June Humidity in Jacksonville

In Jacksonville in June humidity is 79%. With an average temperature of 20°C (69°F), this humidity feels like a warm, steamy embrace, making travel slightly uncomfortable as the air feels heavy and sticky, often leaving you yearning for a cool breeze or air conditioning to escape the dampness.

June Average Humidity in Jacksonville

This chart illustrates the average monthly humidity levels in Jacksonville, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Jacksonville is approximately 79%, offering insight into how humid the weather typically is during this month.

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

June UV Index in Jacksonville

In Jacksonville in June, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Jacksonville.

Maximum UV Index Levels in Jacksonville for June

The chart shows the monthly maximum UV Index (UVI) for Jacksonville in June, 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 June, the maximum UV index in Jacksonville typically reaches 10, which falls under the very high exposure category.

Data source: Jacksonville June 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 June 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 June’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 June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (30°F)	96 mm (3.8 inches)	89%	moderate
February Weather	1°C (34°F)	130 mm (5.1 inches)	90%	moderate
March Weather	5°C (41°F)	111 mm (4.4 inches)	89%	high
April Weather	10°C (51°F)	132 mm (5.2 inches)	88%	very high
May Weather	16°C (61°F)	157 mm (6.2 inches)	80%	very high
June Weather	20°C (69°F)	136 mm (5.3 inches)	79%	very high
July Weather	23°C (74°F)	129 mm (5.1 inches)	74%	very high
August Weather	22°C (72°F)	84 mm (3.3 inches)	64%	very high
September Weather	19°C (66°F)	123 mm (4.9 inches)	67%	very high
October Weather	13°C (56°F)	116 mm (4.6 inches)	81%	high
November Weather	5°C (41°F)	95 mm (3.7 inches)	89%	moderate
December Weather	2°C (36°F)	109 mm (4.3 inches)	88%	low