July Weather in Snohomish, United States

Last updated: June 24, 2025

In July, the average temperature in Snohomish, United States hovers around 18°C (64°F). During this time, you might experience a minimum of 8°C (47°F) and a maximum of 33°C (91°F). Expect about 32 mm (1.3 in) of precipitation spread over 6 days, with an average humidity level of 79%. Embrace the climate and enjoy your visit!

July Temperature in Snohomish

In July in Snohomish, the average temperature is 18°C (64°F). Maximums can reach 33°C (91°F), while minimums can drop to as low as 8°C (47°F). This range makes it an ideal time for travelers to enjoy outdoor activities while being prepared for varying temperatures.

July Weather in Snohomish: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Snohomish, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Snohomish, July typically has an average temperature of 18°C (64°F), with highs reaching up to 33°C (91°F) and lows dropping to around 8°C (47°F).

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

July Precipitation in Snohomish

In Snohomish in July, the total precipitation amount is 32 mm (1.3 in) over the course of 6 days.

July Precipitation Trends in Snohomish

The chart displays monthly precipitation patterns in Snohomish, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Snohomish, July typically receives around 32 mm (1.3 inches) of precipitation spread over approximately 6 days.

Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

July Humidity in Snohomish

In Snohomish in July, humidity is 79%. With an average temperature of 18°C (64°F), this humidity feels like a warm, sticky embrace that can make outdoor activities more challenging but also creates a lush, vibrant atmosphere that's perfect for exploring local culture and scenery.

July Average Humidity in Snohomish

This chart illustrates the average monthly humidity levels in Snohomish, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Snohomish is approximately 79%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Snohomish

In Snohomish in July, 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 Snohomish.

Maximum UV Index Levels in Snohomish for July

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

Data source: Snohomish July 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 July Weather in Snohomish Compares to Other Months

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

This table compares monthly weather conditions in Snohomish, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (40°F)	255 mm (10.0 inches)	86%	low
February Weather	3°C (38°F)	272 mm (10.7 inches)	86%	moderate
March Weather	6°C (44°F)	203 mm (8.0 inches)	87%	moderate
April Weather	9°C (49°F)	172 mm (6.8 inches)	84%	high
May Weather	13°C (55°F)	99 mm (3.9 inches)	81%	very high
June Weather	15°C (60°F)	89 mm (3.5 inches)	82%	very high
July Weather	18°C (64°F)	32 mm (1.3 inches)	79%	very high
August Weather	18°C (64°F)	32 mm (1.3 inches)	63%	very high
September Weather	15°C (59°F)	131 mm (5.2 inches)	62%	high
October Weather	9°C (49°F)	246 mm (9.7 inches)	83%	moderate
November Weather	7°C (44°F)	302 mm (11.9 inches)	89%	low
December Weather	4°C (39°F)	295 mm (11.6 inches)	88%	low