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June Weather in Jacksonville, United States

Last updated: June 24, 2025

In June, the average temperature in Jacksonville, United States hovers around 27°C (81°F). Expect temperatures to range from a cool 16°C (61°F) to a sweltering 37°C (99°F). With an average precipitation of 100 mm (4.0 in) over 12 days, be prepared for some rain. The average humidity is a comfortable 77%, making it a pleasant time to visit!

June Temperature in Jacksonville

In June in Jacksonville, the average temperature is 27°C (81°F). The maximum can reach 37°C (99°F), while the minimum can be as low as 16°C (61°F). This makes Jacksonville an ideal destination for travelers seeking warm weather and pleasant outdoor 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 27°C (81°F), with highs reaching up to 37°C (99°F) and lows dropping to around 16°C (61°F).
JanFebMarAprMayJunJulAugSepOctNovDec495261667581848580705853
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.

June Precipitation in Jacksonville

In Jacksonville in June, the precipitation amount is 100 mm (4.0 in) spread over a period of 12 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 100 mm (4.0 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec10914012013214810079798511165115
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Jacksonville

In Jacksonville in June, humidity is 77%. With an average temperature of 27°C (81°F), this humidity feels like a warm blanket, making travel feel sticky and heavy, as sweat clings to the skin and the air becomes thick, causing you to long for refreshing breezes and cool shade.

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 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%80%78%79%81%77%71%67%69%73%82%87%
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 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 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 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478101111121110864
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.
 TemperaturePrecipitationHumidityUV
January Weather10°C (49°F)109 mm (4.3 inches)79%moderate
February Weather11°C (52°F)140 mm (5.5 inches)80%high
March Weather16°C (62°F)119 mm (4.7 inches)78%very high
April Weather19°C (66°F)132 mm (5.2 inches)79%very high
May Weather24°C (75°F)148 mm (5.8 inches)81%extreme
June Weather27°C (81°F)100 mm (4.0 inches)77%extreme
July Weather29°C (85°F)79 mm (3.1 inches)71%extreme
August Weather29°C (85°F)79 mm (3.1 inches)67%extreme
September Weather26°C (80°F)85 mm (3.3 inches)69%very high
October Weather21°C (70°F)111 mm (4.4 inches)73%very high
November Weather14°C (58°F)65 mm (2.5 inches)82%high
December Weather12°C (54°F)115 mm (4.5 inches)87%moderate

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