August Weather in O'Brien, United States

Last updated: June 24, 2025

In O'Brien, United States, the average temperature in August is a pleasant 21°C (70°F), with nightly lows dipping to 8°C (47°F) and daytime highs soaring to 38°C (101°F). With an average humidity of 60%, the weather remains comfortable for outdoor activities. Expect a light precipitation of about 4 mm (0.2 in) over just 1 day of the month, allowing plenty of sunshine to enjoy!

August Temperature in O'Brien

In August in O'Brien, the average temperature is 21°C (70°F), with maximums reaching up to 38°C (101°F) and minimums dropping as low as 8°C (47°F). It's advisable to pack both light clothing for warm days and some warmer layers for cooler evenings.

August Weather in O'Brien: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in O'Brien, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In O'Brien, August typically has an average temperature of 21°C (70°F), with highs reaching up to 38°C (101°F) and lows dropping to around 8°C (47°F).

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

August Precipitation in O'Brien

In O'Brien in August, the precipitation amount is 4 mm (0.2 in) during 1 day.

August Precipitation Trends in O'Brien

The chart displays monthly precipitation patterns in O'Brien, 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 O'Brien, August typically receives around 4 mm (0.2 inches) of precipitation spread over approximately 1 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 O'Brien

In O'Brien in August humidity is 60%. With an average temperature of 21°C (70°F), this humidity feels like a warm embrace, making travel comfortable yet slightly sticky, as the air holds onto heat, adding a touch of clamminess that gently envelopes you while exploring.

August Average Humidity in O'Brien

This chart illustrates the average monthly humidity levels in O'Brien, 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 O'Brien is approximately 60%, 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 O'Brien

In O'Brien 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 O'Brien.

Maximum UV Index Levels in O'Brien for August

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

Data source: O'Brien 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 O'Brien Compares to Other Months

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

This table compares monthly weather conditions in O'Brien, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (39°F)	294 mm (11.6 inches)	86%	moderate
February Weather	4°C (39°F)	279 mm (11.0 inches)	85%	moderate
March Weather	5°C (42°F)	213 mm (8.4 inches)	85%	high
April Weather	8°C (48°F)	158 mm (6.2 inches)	82%	very high
May Weather	12°C (54°F)	75 mm (3.0 inches)	81%	extreme
June Weather	17°C (62°F)	37 mm (1.5 inches)	79%	extreme
July Weather	21°C (70°F)	3 mm (0.1 inches)	70%	very high
August Weather	21°C (70°F)	4 mm (0.2 inches)	60%	very high
September Weather	17°C (62°F)	64 mm (2.5 inches)	62%	very high
October Weather	11°C (53°F)	88 mm (3.5 inches)	72%	high
November Weather	7°C (45°F)	202 mm (8.0 inches)	87%	moderate
December Weather	3°C (38°F)	226 mm (8.9 inches)	86%	low