June Weather in National Park, United States

Last updated: June 24, 2025

In June, the average temperature in National Park, United States is a comfortable 23°C (74°F). However, prepare for a temperature range that can dip to a chilly 9°C (49°F) at night or soar to a sizzling 35°C (95°F) during the day. Expect about 113 mm (4.4 in) of precipitation spread over 12 days and experience an average humidity of 79%. Perfect for those who enjoy a bit of tropical flair!

June Temperature in National Park

In June in National Park, the average temperature is 23°C (74°F), with maximums reaching 35°C (95°F) and minimums dropping as low as 9°C (49°F). Be prepared for warm days and cooler evenings while enjoying your travels in National Park.

June Weather in National Park: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in National Park, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In National Park, June typically has an average temperature of 23°C (74°F), with highs reaching up to 35°C (95°F) and lows dropping to around 9°C (49°F).

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

June Precipitation in National Park

In National Park in June, the precipitation amount is 113 mm (4.4 in) spread over 12 days.

June Precipitation Trends in National Park

The chart displays monthly precipitation patterns in National Park, 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 National Park, June typically receives around 113 mm (4.4 inches) of precipitation spread over approximately 12 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 National Park

In National Park in June, humidity is 79%. With an average temperature of 23°C (74°F), this humidity feels like a warm, enveloping blanket that can make outdoor activities a bit less comfortable, urging travelers to seek shade and hydration throughout the day.

June Average Humidity in National Park

This chart illustrates the average monthly humidity levels in National Park, 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 National Park 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 National Park

In National Park 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 National Park.

Maximum UV Index Levels in National Park for June

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

Data source: National Park 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 National Park Compares to Other Months

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

This table compares monthly weather conditions in National Park, 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)	59 mm (2.3 inches)	84%	moderate
February Weather	4°C (40°F)	104 mm (4.1 inches)	83%	moderate
March Weather	7°C (45°F)	105 mm (4.1 inches)	83%	high
April Weather	13°C (55°F)	98 mm (3.9 inches)	81%	very high
May Weather	18°C (65°F)	131 mm (5.2 inches)	78%	very high
June Weather	23°C (74°F)	113 mm (4.4 inches)	79%	very high
July Weather	26°C (79°F)	128 mm (5.0 inches)	74%	very high
August Weather	25°C (77°F)	127 mm (5.0 inches)	72%	very high
September Weather	22°C (71°F)	91 mm (3.6 inches)	75%	very high
October Weather	16°C (62°F)	112 mm (4.4 inches)	81%	high
November Weather	8°C (47°F)	80 mm (3.2 inches)	85%	moderate
December Weather	4°C (40°F)	97 mm (3.8 inches)	84%	moderate