June Weather in Umatilla, United States

Last updated: June 24, 2025

In June, the average temperature in Umatilla, United States hovers around 23°C (73°F), offering a pleasant climate for outdoor activities. However, be prepared for a notable range, with minimum temperatures dipping to 8°C (47°F) and soaring up to a scorching 48°C (118°F). Expect 8 mm (0.3 in) of precipitation spread over 2 days, contributing to an average humidity level of 81%, adding a touch of tropical feel to the air.

June Temperature in Umatilla

In June in Umatilla, the average temperature is 23°C (73°F). Maximums can reach 48°C (118°F), and minimums can be as low as 8°C (47°F). It’s best to pack for a wide range of temperatures to fully enjoy your travels.

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

The chart illustrates June temperature patterns in Umatilla, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Umatilla, June typically has an average temperature of 23°C (73°F), with highs reaching up to 48°C (118°F) and lows dropping to around 8°C (47°F).

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

June Precipitation in Umatilla

In Umatilla in June, the precipitation amount is 8 mm (0.3 in) over the course of 2 days.

June Precipitation Trends in Umatilla

The chart displays monthly precipitation patterns in Umatilla, 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 Umatilla, June typically receives around 8 mm (0.3 inches) of precipitation spread over approximately 2 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 Umatilla

In Umatilla in June, humidity is 81%. With an average temperature of 23°C (73°F), this humidity feels like a heavy blanket wrapping around you, making every step feel more laborious while traveling and causing you to constantly seek out shade or a cool breeze for relief.

June Average Humidity in Umatilla

This chart illustrates the average monthly humidity levels in Umatilla, 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 Umatilla 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 Umatilla

In Umatilla in June, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Umatilla.

Maximum UV Index Levels in Umatilla for June

The chart shows the monthly maximum UV Index (UVI) for Umatilla 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 Umatilla typically reaches 9, which falls under the very high exposure category.

Data source: Umatilla 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 Umatilla Compares to Other Months

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

This table compares monthly weather conditions in Umatilla, 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)	35 mm (1.4 inches)	86%	low
February Weather	3°C (37°F)	46 mm (1.8 inches)	86%	moderate
March Weather	8°C (46°F)	30 mm (1.2 inches)	85%	moderate
April Weather	13°C (55°F)	24 mm (0.9 inches)	83%	high
May Weather	18°C (65°F)	15 mm (0.6 inches)	77%	very high
June Weather	23°C (73°F)	8 mm (0.3 inches)	81%	very high
July Weather	27°C (81°F)	0 mm (0.0 inches)	76%	very high
August Weather	26°C (79°F)	4 mm (0.1 inches)	60%	very high
September Weather	20°C (69°F)	9 mm (0.4 inches)	58%	high
October Weather	12°C (54°F)	26 mm (1.0 inches)	75%	moderate
November Weather	6°C (43°F)	34 mm (1.3 inches)	85%	moderate
December Weather	2°C (37°F)	33 mm (1.3 inches)	87%	low