August Weather in Salem, United States

Last updated: June 24, 2025

In August, the average temperature in Salem, United States hovers around 24°C (76°F), making it a pleasant time to visit. However, expect temperatures to vary, with a minimum of 14°C (57°F) and a maximum reaching up to 34°C (93°F). Travelers should be prepared for some rain, as the area receives approximately 95 mm (3.7 in) of precipitation over 11 days. The average humidity is around 74%, adding a touch of tropical warmth to the air.

August Temperature in Salem

In August in Salem, the average temperature is 24°C (76°F). Maximums can reach 34°C (93°F), and minimums can be as low as 14°C (57°F). This pleasant weather makes Salem an ideal destination for travelers seeking comfort and a variety of outdoor activities.

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

The chart illustrates August 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, August typically has an average temperature of 24°C (76°F), with highs reaching up to 34°C (93°F) and lows dropping to around 14°C (57°F).

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

August Precipitation in Salem

In Salem in August, the total precipitation amount is 95 mm (3.7 in) spread over 11 days.

August Precipitation Trends in Salem

The chart displays monthly precipitation patterns in Salem, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Salem, August typically receives around 95 mm (3.7 inches) of precipitation spread over approximately 11 days.

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

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Millimeters (mm) Inches (in)

August Humidity in Salem

In Salem in August, humidity is 74%. With an average temperature of 24°C (76°F), this humidity feels like a warm, heavy blanket wrapping around you, making travel a bit sticky and requiring plenty of hydration as you explore.

August Average Humidity in Salem

This chart illustrates the average monthly humidity levels in Salem, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Salem is approximately 74%, offering insight into how humid the weather typically is during this month.

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

August UV Index in Salem

In Salem in August, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Salem.

Maximum UV Index Levels in Salem for August

The chart shows the monthly maximum UV Index (UVI) for Salem in August, 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 August, the maximum UV index in Salem typically reaches 10, which falls under the very high exposure category.

Data source: Salem August 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 August 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 August’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 August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (41°F)	97 mm (3.8 inches)	86%	moderate
February Weather	8°C (46°F)	120 mm (4.7 inches)	85%	high
March Weather	10°C (51°F)	100 mm (3.9 inches)	84%	very high
April Weather	15°C (59°F)	137 mm (5.4 inches)	82%	very high
May Weather	19°C (67°F)	137 mm (5.4 inches)	83%	very high
June Weather	23°C (73°F)	81 mm (3.2 inches)	82%	extreme
July Weather	25°C (78°F)	66 mm (2.6 inches)	80%	extreme
August Weather	24°C (76°F)	95 mm (3.7 inches)	74%	very high
September Weather	22°C (72°F)	128 mm (5.0 inches)	75%	very high
October Weather	17°C (62°F)	151 mm (5.9 inches)	79%	very high
November Weather	9°C (49°F)	84 mm (3.3 inches)	87%	moderate
December Weather	7°C (44°F)	116 mm (4.6 inches)	87%	moderate