August Weather in Hartley, United States

Last updated: June 24, 2025

In Hartley, United States, the average temperature in August hovers around 25°C (77°F), but be prepared for a range that can dip to a chilly 12°C (54°F) and soar up to a sweltering 39°C (102°F). Expect 54 mm (2.1 in) of precipitation spread over 10 days, and don't forget that the air carries an average humidity of 78%. Whether you're exploring or relaxing, understanding the climate will enhance your experience!

August Temperature in Hartley

In August in Hartley, the average temperature is 25°C (77°F), with maximums reaching up to 39°C (102°F) and minimums dipping as low as 12°C (54°F). It's a great time to explore the area while enjoying warm days and cooler evenings.

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

The chart illustrates August temperature patterns in Hartley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hartley, August typically has an average temperature of 25°C (77°F), with highs reaching up to 39°C (102°F) and lows dropping to around 12°C (54°F).

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

August Precipitation in Hartley

In Hartley in August, the total precipitation amount is 54 mm (2.1 in) over the course of 10 days.

August Precipitation Trends in Hartley

The chart displays monthly precipitation patterns in Hartley, 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 Hartley, August typically receives around 54 mm (2.1 inches) of precipitation spread over approximately 10 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 Hartley

In Hartley in August, humidity is 78%. With an average temperature of 25°C (77°F), this humidity feels like walking through a warm, damp blanket, making travel feel a bit more exhausting and sticky as you navigate the sights.

August Average Humidity in Hartley

This chart illustrates the average monthly humidity levels in Hartley, 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 Hartley is approximately 78%, 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 Hartley

In Hartley in August, 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 Hartley.

Maximum UV Index Levels in Hartley for August

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

Data source: Hartley 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 Hartley Compares to Other Months

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

This table compares monthly weather conditions in Hartley, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	3°C (37°F)	15 mm (0.6 inches)	74%	moderate
February Weather	3°C (39°F)	10 mm (0.4 inches)	75%	high
March Weather	10°C (50°F)	39 mm (1.5 inches)	61%	very high
April Weather	13°C (56°F)	37 mm (1.5 inches)	61%	extreme
May Weather	19°C (66°F)	58 mm (2.3 inches)	69%	extreme
June Weather	24°C (76°F)	43 mm (1.7 inches)	74%	extreme
July Weather	26°C (79°F)	29 mm (1.1 inches)	75%	extreme
August Weather	25°C (77°F)	54 mm (2.1 inches)	78%	extreme
September Weather	22°C (71°F)	31 mm (1.2 inches)	76%	very high
October Weather	14°C (57°F)	50 mm (2.0 inches)	76%	high
November Weather	8°C (47°F)	11 mm (0.5 inches)	80%	moderate
December Weather	4°C (40°F)	14 mm (0.6 inches)	77%	moderate