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June Weather in Sequim, United States

Last updated: June 24, 2025

In June, the average temperature in Sequim, United States hovers around 13°C (56°F), with a minimum reaching 5°C (41°F) and peaking at 32°C (90°F). Expect about 118 mm (4.6 in) of precipitation over 16 days, contributing to an average humidity level of 84%. Prepare for a range of weather conditions during your visit!

June Temperature in Sequim

In June in Sequim, the average temperature is 13°C (56°F). The maximum can reach 32°C (90°F), while the minimum can drop as low as 5°C (41°F). This variability makes Sequim an ideal destination for travelers seeking a mix of warm and cool experiences.

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

The chart illustrates June temperature patterns in Sequim, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sequim, June typically has an average temperature of 13°C (56°F), with highs reaching up to 32°C (90°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec383639445155606156474238
Data source: Temperature data for Sequim 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 Sequim

In Sequim in June, the precipitation amount is 118 mm (4.6 in) over the course of 16 days.

June Precipitation Trends in Sequim

The chart displays monthly precipitation patterns in Sequim, 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 Sequim, June typically receives around 118 mm (4.6 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec182151128119931184945123143199193
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Sequim

In Sequim in June, humidity is 84%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket wrapping around you, making it feel cooler and more uncomfortable for traveling, as the air clings to your skin and weighs you down with a sense of heaviness.

June Average Humidity in Sequim

This chart illustrates the average monthly humidity levels in Sequim, 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 Sequim is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%85%83%84%84%82%73%74%83%86%87%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Sequim

In Sequim 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 Sequim.

Maximum UV Index Levels in Sequim for June

The chart shows the monthly maximum UV Index (UVI) for Sequim 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 Sequim typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689987532
Data source: Sequim 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 Sequim Compares to Other Months

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

This table compares monthly weather conditions in Sequim, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)182 mm (7.2 inches)86%low
February Weather2°C (36°F)150 mm (5.9 inches)84%moderate
March Weather4°C (40°F)128 mm (5.1 inches)85%moderate
April Weather7°C (44°F)119 mm (4.7 inches)83%high
May Weather11°C (51°F)93 mm (3.7 inches)84%very high
June Weather13°C (56°F)118 mm (4.6 inches)84%very high
July Weather15°C (60°F)49 mm (1.9 inches)82%very high
August Weather16°C (61°F)45 mm (1.8 inches)73%very high
September Weather13°C (56°F)122 mm (4.8 inches)74%high
October Weather9°C (48°F)143 mm (5.6 inches)83%moderate
November Weather6°C (42°F)199 mm (7.8 inches)86%moderate
December Weather3°C (38°F)193 mm (7.6 inches)87%low

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