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June Weather in Sedro-Woolley, United States

Last updated: June 24, 2025

In Sedro-Woolley, United States, the average temperature in June is a comfortable 15°C (59°F). Temperatures can swing, with a minimum of 6°C (43°F) and a maximum reaching up to 36°C (98°F). During this time, expect an average precipitation of 75 mm (3.0 in) spread over 11 days, paired with a high humidity level of 82%.

June Temperature in Sedro-Woolley

In June in Sedro-Woolley, the average temperature is 15°C (59°F), with maximums reaching up to 36°C (98°F) and minimums dropping as low as 6°C (43°F). This range makes it an ideal time for travelers to enjoy comfortable outdoor activities while being prepared for occasional heatwaves or cooler evenings.

June Weather in Sedro-Woolley: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Sedro-Woolley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sedro-Woolley, June typically has an average temperature of 15°C (59°F), with highs reaching up to 36°C (98°F) and lows dropping to around 6°C (43°F).
JanFebMarAprMayJunJulAugSepOctNovDec383641475459636459494338
Data source: Temperature data for Sedro-Woolley 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 Sedro-Woolley

In Sedro-Woolley in June, the precipitation amount is 75 mm (3.0 in) over a span of 11 days.

June Precipitation Trends in Sedro-Woolley

The chart displays monthly precipitation patterns in Sedro-Woolley, 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 Sedro-Woolley, June typically receives around 75 mm (3.0 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec23624419114683753126146229313271
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Sedro-Woolley

In Sedro-Woolley in June, humidity is 82%. With an average temperature of 15°C (59°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel sticky and uncomfortable for travelers.

June Average Humidity in Sedro-Woolley

This chart illustrates the average monthly humidity levels in Sedro-Woolley, 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 Sedro-Woolley is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%86%88%86%82%82%85%77%76%88%88%89%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Sedro-Woolley

In Sedro-Woolley 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 Sedro-Woolley.

Maximum UV Index Levels in Sedro-Woolley for June

The chart shows the monthly maximum UV Index (UVI) for Sedro-Woolley 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 Sedro-Woolley typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689987522
Data source: Sedro-Woolley 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 Sedro-Woolley Compares to Other Months

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

This table compares monthly weather conditions in Sedro-Woolley, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)236 mm (9.3 inches)87%low
February Weather2°C (36°F)244 mm (9.6 inches)86%moderate
March Weather5°C (42°F)191 mm (7.5 inches)88%moderate
April Weather8°C (47°F)146 mm (5.8 inches)86%high
May Weather12°C (54°F)82 mm (3.2 inches)82%very high
June Weather15°C (59°F)75 mm (3.0 inches)82%very high
July Weather17°C (63°F)31 mm (1.2 inches)85%very high
August Weather18°C (64°F)26 mm (1.0 inches)77%very high
September Weather15°C (59°F)146 mm (5.8 inches)76%high
October Weather9°C (49°F)229 mm (9.0 inches)88%moderate
November Weather6°C (43°F)312 mm (12.3 inches)88%low
December Weather3°C (38°F)271 mm (10.7 inches)89%low

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