June Weather in Union, United States

Last updated: June 24, 2025

In June, the average temperature in Union, United States hovers around 14°C (58°F). Be prepared for a range of temperatures, as it can dip as low as -1°C (30°F) or soar up to 37°C (99°F). You'll likely experience 41 mm (1.6 in) of precipitation over approximately 8 days, with an average humidity of 81% adding to the climate's character.

June Temperature in Union

In June in Union, the average temperature is 14°C (58°F). Maximums can reach 37°C (99°F) and minimums can be as low as -1°C (30°F). Be prepared for a wide range of temperatures when traveling to Union during this month.

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

The chart illustrates June temperature patterns in Union, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Union, June typically has an average temperature of 14°C (58°F), with highs reaching up to 37°C (99°F) and lows dropping to around -1°C (30°F).

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

June Precipitation in Union

In Union in June, the total precipitation amount is 41 mm (1.6 in) occurring over the course of 8 days.

June Precipitation Trends in Union

The chart displays monthly precipitation patterns in Union, 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 Union, June typically receives around 41 mm (1.6 inches) of precipitation spread over approximately 8 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 Union

In Union in June, humidity is 81%. With an average temperature of 14°C (58°F), this humidity feels like a warm blanket wrapping around you, making outdoor adventures sticky and challenging, while also providing a lush, vibrant atmosphere perfect for exploring.

June Average Humidity in Union

This chart illustrates the average monthly humidity levels in Union, 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 Union is approximately 81%, 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 Union

In Union 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 Union.

Maximum UV Index Levels in Union for June

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

Data source: Union 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 Union Compares to Other Months

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

This table compares monthly weather conditions in Union, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	86 mm (3.4 inches)	86%	moderate
February Weather	-3°C (27°F)	132 mm (5.2 inches)	86%	moderate
March Weather	2°C (36°F)	89 mm (3.5 inches)	85%	high
April Weather	5°C (42°F)	83 mm (3.3 inches)	83%	very high
May Weather	10°C (49°F)	75 mm (2.9 inches)	77%	very high
June Weather	14°C (58°F)	41 mm (1.6 inches)	81%	very high
July Weather	20°C (68°F)	2 mm (0.1 inches)	76%	extreme
August Weather	19°C (67°F)	16 mm (0.6 inches)	60%	very high
September Weather	14°C (57°F)	33 mm (1.3 inches)	58%	very high
October Weather	6°C (44°F)	67 mm (2.6 inches)	75%	moderate
November Weather	2°C (35°F)	76 mm (3.0 inches)	85%	moderate
December Weather	-2°C (28°F)	94 mm (3.7 inches)	87%	low