July Weather in Marysville, United States

Last updated: June 24, 2025

In July, the average temperature in Marysville, United States is a warm 27°C (81°F). However, temperatures can fluctuate, with a minimum of 14°C (58°F) and soaring up to a scorching 40°C (104°F). Expect about 91 mm (3.6 in) of precipitation spread over 9 days, contributing to an average humidity level of 81%. Prepare accordingly for this humid and variable climate!

July Temperature in Marysville

In July in Marysville, the average temperature is 27°C (81°F). Maximum temperatures can reach as high as 40°C (104°F), while minimum temperatures can drop to as low as 14°C (58°F). Travelers should be prepared for warm weather and occasional temperature fluctuations during this time.

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

The chart illustrates July temperature patterns in Marysville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Marysville, July typically has an average temperature of 27°C (81°F), with highs reaching up to 40°C (104°F) and lows dropping to around 14°C (58°F).

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

July Precipitation in Marysville

In Marysville in July, the precipitation amount is 91 mm (3.6 in) spread over 9 days.

July Precipitation Trends in Marysville

The chart displays monthly precipitation patterns in Marysville, 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 Marysville, July typically receives around 91 mm (3.6 inches) of precipitation spread over approximately 9 days.

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

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Millimeters (mm) Inches (in)

July Humidity in Marysville

In Marysville in July humidity is 81%. With an average temperature of 27°C (81°F), this humidity feels like a warm, heavy blanket enveloping you, making travel quite uncomfortable as it can quickly drain your energy and require frequent hydration breaks.

July Average Humidity in Marysville

This chart illustrates the average monthly humidity levels in Marysville, 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 Marysville is approximately 81%, 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 Marysville

In Marysville in July, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Marysville.

Maximum UV Index Levels in Marysville for July

The chart shows the monthly maximum UV Index (UVI) for Marysville 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 Marysville typically reaches 11, which falls under the extreme exposure category.

Data source: Marysville 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 Marysville Compares to Other Months

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

This table compares monthly weather conditions in Marysville, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (30°F)	28 mm (1.1 inches)	76%	moderate
February Weather	-1°C (30°F)	28 mm (1.1 inches)	77%	moderate
March Weather	7°C (45°F)	87 mm (3.4 inches)	70%	high
April Weather	12°C (53°F)	69 mm (2.7 inches)	73%	very high
May Weather	18°C (65°F)	201 mm (7.9 inches)	82%	very high
June Weather	25°C (78°F)	102 mm (4.0 inches)	82%	extreme
July Weather	27°C (81°F)	91 mm (3.6 inches)	81%	extreme
August Weather	25°C (77°F)	98 mm (3.9 inches)	78%	very high
September Weather	22°C (72°F)	63 mm (2.5 inches)	71%	very high
October Weather	13°C (55°F)	123 mm (4.9 inches)	71%	high
November Weather	6°C (43°F)	33 mm (1.3 inches)	81%	moderate
December Weather	2°C (36°F)	26 mm (1.0 inches)	84%	moderate