June Weather in Saint Johns, United States

Last updated: June 24, 2025

In June, the average temperature in Saint Johns, United States hovers around 24°C (76°F), making it a pleasant destination. Expect a minimum of 5°C (42°F) and a potential maximum of 37°C (98°F). Precipitation is quite low, with just 6 mm (0.3 in) expected over 0 days, while the average humidity sits at a comfortable 36%.

June Temperature in Saint Johns

In June in Saint Johns, the average temperature is 24°C (76°F). Maximum can reach 37°C (98°F), and the minimum can be as low as 5°C (42°F). It's a great time to visit for those who enjoy warm weather while also having the option to experience cooler evenings.

June Weather in Saint Johns: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Saint Johns, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint Johns, June typically has an average temperature of 24°C (76°F), with highs reaching up to 37°C (98°F) and lows dropping to around 5°C (42°F).

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

June Precipitation in Saint Johns

In Saint Johns in June, the precipitation amount is 6 mm (0.3 in) over a period of 0 days.

June Precipitation Trends in Saint Johns

The chart displays monthly precipitation patterns in Saint Johns, 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 Saint Johns, June typically receives around 6 mm (0.3 inches) of precipitation spread over approximately 0 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 Saint Johns

In Saint Johns in June, humidity is 36%. With an average temperature of 24°C (76°F), this humidity feels like a comfortable and pleasant climate for traveling, making outdoor activities enjoyable without the oppressive stickiness often associated with higher humidity levels.

June Average Humidity in Saint Johns

This chart illustrates the average monthly humidity levels in Saint Johns, 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 Saint Johns is approximately 36%, 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 Saint Johns

In Saint Johns in June, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Saint Johns.

Maximum UV Index Levels in Saint Johns for June

The chart shows the monthly maximum UV Index (UVI) for Saint Johns 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 Saint Johns typically reaches 13, which falls under the extreme exposure category.

Data source: Saint Johns 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 Saint Johns Compares to Other Months

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

This table compares monthly weather conditions in Saint Johns, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (36°F)	25 mm (1.0 inches)	81%	moderate
February Weather	4°C (40°F)	29 mm (1.1 inches)	83%	high
March Weather	9°C (48°F)	21 mm (0.8 inches)	71%	very high
April Weather	14°C (57°F)	13 mm (0.5 inches)	61%	extreme
May Weather	18°C (64°F)	9 mm (0.4 inches)	48%	extreme
June Weather	24°C (76°F)	6 mm (0.3 inches)	36%	extreme
July Weather	25°C (77°F)	32 mm (1.3 inches)	37%	extreme
August Weather	24°C (76°F)	19 mm (0.8 inches)	46%	extreme
September Weather	21°C (69°F)	19 mm (0.8 inches)	62%	extreme
October Weather	14°C (57°F)	17 mm (0.7 inches)	74%	very high
November Weather	8°C (47°F)	12 mm (0.5 inches)	82%	high
December Weather	3°C (37°F)	19 mm (0.8 inches)	82%	moderate