August Weather in Kelso, United States

Last updated: June 24, 2025

In August, the average temperature in Kelso, United States hovers around 25°C (78°F). Expect a refreshing range of minimum temperatures at 13°C (56°F) and maximum peaks reaching 36°C (97°F). During this month, the region experiences approximately 93 mm (3.6 in) of precipitation over 11 days, combined with an average humidity of 76%. Perfect for those who enjoy a warm yet occasionally damp climate!

August Temperature in Kelso

In August in Kelso, the average temperature is 25°C (78°F). Maximums can reach 36°C (97°F), and minimums can be as low as 13°C (56°F). This variety in temperatures makes it a great time for travelers to enjoy both warm days and cooler nights.

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

The chart illustrates August temperature patterns in Kelso, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kelso, August typically has an average temperature of 25°C (78°F), with highs reaching up to 36°C (97°F) and lows dropping to around 13°C (56°F).

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

August Precipitation in Kelso

In Kelso in August, the precipitation amount is 93 mm (3.6 in) over the course of 11 days.

August Precipitation Trends in Kelso

The chart displays monthly precipitation patterns in Kelso, 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 Kelso, August typically receives around 93 mm (3.6 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 Kelso

In Kelso in August humidity is 76%. With an average temperature of 25°C (78°F), this humidity feels like a thick blanket wrapping around you, making every step feel heavier and the air thick, causing travelers to seek shade and refreshment more often.

August Average Humidity in Kelso

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

In Kelso 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 Kelso.

Maximum UV Index Levels in Kelso for August

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

Data source: Kelso 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 Kelso Compares to Other Months

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

This table compares monthly weather conditions in Kelso, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (37°F)	107 mm (4.2 inches)	86%	moderate
February Weather	4°C (40°F)	127 mm (5.0 inches)	84%	high
March Weather	10°C (50°F)	164 mm (6.5 inches)	84%	high
April Weather	14°C (57°F)	135 mm (5.3 inches)	80%	very high
May Weather	20°C (69°F)	158 mm (6.2 inches)	82%	extreme
June Weather	25°C (77°F)	102 mm (4.0 inches)	83%	extreme
July Weather	27°C (81°F)	96 mm (3.8 inches)	79%	very high
August Weather	25°C (78°F)	93 mm (3.6 inches)	76%	very high
September Weather	23°C (74°F)	72 mm (2.9 inches)	75%	very high
October Weather	16°C (61°F)	129 mm (5.1 inches)	74%	high
November Weather	8°C (46°F)	95 mm (3.7 inches)	85%	moderate
December Weather	6°C (42°F)	91 mm (3.6 inches)	88%	moderate