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June Weather in Tualatin, United States

Last updated: June 24, 2025

In June, the average temperature in Tualatin, United States hovers around 18°C (64°F), with fluctuations between a brisk 6°C (43°F) and a sweltering 47°C (118°F). Expect about 46 mm (1.8 in) of precipitation over approximately 8 days, contributing to a notable average humidity level of 83%.

June Temperature in Tualatin

In June in Tualatin, the average temperature is 18°C (64°F). Maximum temperatures can reach up to 47°C (118°F), while the minimum can drop as low as 6°C (43°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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

The chart illustrates June temperature patterns in Tualatin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tualatin, June typically has an average temperature of 18°C (64°F), with highs reaching up to 47°C (118°F) and lows dropping to around 6°C (43°F).
JanFebMarAprMayJunJulAugSepOctNovDec424146515864697064534641
Data source: Temperature data for Tualatin 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 Tualatin

In Tualatin in June, the precipitation amount is 46 mm (1.8 in) over the course of 8 days.

June Precipitation Trends in Tualatin

The chart displays monthly precipitation patterns in Tualatin, 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 Tualatin, June typically receives around 46 mm (1.8 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec16317213511758466862105155184
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Tualatin

In Tualatin in June humidity is 83%. With an average temperature of 18°C (64°F), this humidity feels like a warm blanket enveloping you, making outdoor exploring somewhat sticky and requiring frequent hydration breaks.

June Average Humidity in Tualatin

This chart illustrates the average monthly humidity levels in Tualatin, 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 Tualatin is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%84%85%83%83%84%82%74%71%81%87%87%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Tualatin

In Tualatin 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 Tualatin.

Maximum UV Index Levels in Tualatin for June

The chart shows the monthly maximum UV Index (UVI) for Tualatin 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 Tualatin typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec23569101087532
Data source: Tualatin 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 Tualatin Compares to Other Months

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

This table compares monthly weather conditions in Tualatin, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)163 mm (6.4 inches)85%low
February Weather5°C (41°F)172 mm (6.8 inches)84%moderate
March Weather8°C (46°F)135 mm (5.3 inches)85%moderate
April Weather11°C (51°F)117 mm (4.6 inches)83%high
May Weather14°C (58°F)58 mm (2.3 inches)83%very high
June Weather18°C (64°F)46 mm (1.8 inches)83%very high
July Weather21°C (69°F)6 mm (0.2 inches)82%very high
August Weather21°C (70°F)8 mm (0.3 inches)74%very high
September Weather18°C (64°F)62 mm (2.4 inches)71%high
October Weather12°C (53°F)105 mm (4.1 inches)81%moderate
November Weather8°C (47°F)155 mm (6.1 inches)87%moderate
December Weather5°C (41°F)183 mm (7.2 inches)87%low

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