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June Weather in Mill Creek, United States

Last updated: June 24, 2025

In Mill Creek, United States, the average temperature in June hovers around 16°C (61°F), with minimums dipping to 8°C (47°F) and maximums soaring up to 36°C (97°F). Be prepared for some rain, as precipitation averages 73 mm (2.9 in) over about 11 days. The air remains quite humid, with an average humidity level of 82%.

June Temperature in Mill Creek

In June in Mill Creek, the average temperature is 16°C (61°F). Maximum temperatures can reach 36°C (97°F), while minimums can drop as low as 8°C (47°F). Be prepared for a wide range of temperatures when traveling during this time.

June Weather in Mill Creek: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Mill Creek, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mill Creek, June typically has an average temperature of 16°C (61°F), with highs reaching up to 36°C (97°F) and lows dropping to around 8°C (47°F).
JanFebMarAprMayJunJulAugSepOctNovDec424145505661656661524742
Data source: Temperature data for Mill Creek 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 Mill Creek

In Mill Creek in June, the precipitation amount is 73 mm (2.9 in), spread over 11 days.

June Precipitation Trends in Mill Creek

The chart displays monthly precipitation patterns in Mill Creek, 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 Mill Creek, June typically receives around 73 mm (2.9 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec1781771281177773272499163188199
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Mill Creek

In Mill Creek in June humidity is 82%. With an average temperature of 16°C (61°F), this humidity feels like a heavy blanket enveloping you, making travel feel a bit sluggish and requiring frequent breaks to hydrate and cool down.

June Average Humidity in Mill Creek

This chart illustrates the average monthly humidity levels in Mill Creek, 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 Mill Creek is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%87%84%81%82%79%63%62%83%89%88%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Mill Creek

In Mill Creek 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 Mill Creek.

Maximum UV Index Levels in Mill Creek for June

The chart shows the monthly maximum UV Index (UVI) for Mill Creek 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 Mill Creek typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689987521
Data source: Mill Creek 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 Mill Creek Compares to Other Months

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

This table compares monthly weather conditions in Mill Creek, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)178 mm (7.0 inches)86%low
February Weather5°C (41°F)177 mm (7.0 inches)86%moderate
March Weather7°C (45°F)128 mm (5.0 inches)87%moderate
April Weather10°C (50°F)117 mm (4.6 inches)84%high
May Weather13°C (56°F)77 mm (3.0 inches)81%very high
June Weather16°C (61°F)73 mm (2.9 inches)82%very high
July Weather18°C (65°F)27 mm (1.1 inches)79%very high
August Weather19°C (66°F)24 mm (0.9 inches)63%very high
September Weather16°C (61°F)99 mm (3.9 inches)62%high
October Weather11°C (52°F)163 mm (6.4 inches)83%moderate
November Weather8°C (47°F)188 mm (7.4 inches)89%low
December Weather6°C (42°F)199 mm (7.8 inches)88%low

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