July Weather in Salem, United States

Last updated: June 24, 2025

In July, the average temperature in Salem, United States hovers around 26°C (79°F). Expect a comfortable range, with minimum temperatures dipping to 14°C (58°F) and maximums soaring to 37°C (99°F). Be prepared for 84 mm (3.3 in) of precipitation spread over 11 days, coupled with an average humidity of 76%.

July Temperature in Salem

In July in Salem, the average temperature is 26°C (79°F). The maximum can reach 37°C (99°F) and the minimum can be as low as 14°C (58°F). It's a great time to visit if you enjoy warm weather and comfortable evenings.

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

The chart illustrates July temperature patterns in Salem, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Salem, July typically has an average temperature of 26°C (79°F), with highs reaching up to 37°C (99°F) and lows dropping to around 14°C (58°F).

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

July Precipitation in Salem

In Salem, in July, the precipitation amount is 84 mm (3.3 in) during a period of 11 days.

July Precipitation Trends in Salem

The chart displays monthly precipitation patterns in Salem, 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 Salem, July typically receives around 84 mm (3.3 inches) of precipitation spread over approximately 11 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 Salem

In Salem in July humidity is 76%. With an average temperature of 26°C (79°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities challenging and requiring frequent breaks to hydrate and cool down during your travels.

July Average Humidity in Salem

This chart illustrates the average monthly humidity levels in Salem, 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 Salem is approximately 76%, 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 Salem

In Salem 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 Salem.

Maximum UV Index Levels in Salem for July

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

Data source: Salem 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 Salem Compares to Other Months

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

This table compares monthly weather conditions in Salem, 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 (34°F)	75 mm (3.0 inches)	83%	moderate
February Weather	3°C (37°F)	96 mm (3.8 inches)	81%	high
March Weather	9°C (48°F)	136 mm (5.3 inches)	80%	high
April Weather	12°C (55°F)	152 mm (6.0 inches)	80%	very high
May Weather	18°C (66°F)	178 mm (7.0 inches)	83%	very high
June Weather	24°C (75°F)	84 mm (3.3 inches)	83%	extreme
July Weather	26°C (79°F)	84 mm (3.3 inches)	76%	extreme
August Weather	24°C (76°F)	101 mm (4.0 inches)	69%	very high
September Weather	22°C (72°F)	59 mm (2.3 inches)	68%	very high
October Weather	15°C (58°F)	112 mm (4.4 inches)	72%	high
November Weather	7°C (45°F)	69 mm (2.7 inches)	83%	moderate
December Weather	4°C (40°F)	60 mm (2.4 inches)	86%	moderate