August Weather in Portales, United States

Last updated: June 24, 2025

In August, the average temperature in Portales, United States is a warm 26°C (78°F), offering a pleasant climate for outdoor activities. However, temperatures can vary significantly, with a minimum of 14°C (58°F) and a sweltering maximum of 39°C (102°F). Be prepared for some rain too, as the area experiences an average precipitation of 47 mm (1.9 in) over 7 days. With an average humidity of 78%, it’s a perfect time to enjoy the lush landscapes of this beautiful destination!

August Temperature in Portales

In August in Portales, the average temperature is 26°C (78°F), with maximums reaching 39°C (102°F) and minimums dropping as low as 14°C (58°F). This makes it an ideal time for travelers who enjoy warm weather but should be prepared for cooler evenings.

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

The chart illustrates August temperature patterns in Portales, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Portales, August typically has an average temperature of 26°C (78°F), with highs reaching up to 39°C (102°F) and lows dropping to around 14°C (58°F).

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

August Precipitation in Portales

In Portales in August, the total precipitation amount is 47 mm (1.9 in) recorded over a span of 7 days.

August Precipitation Trends in Portales

The chart displays monthly precipitation patterns in Portales, 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 Portales, August typically receives around 47 mm (1.9 inches) of precipitation spread over approximately 7 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 Portales

In Portales in August humidity is 78%. With an average temperature of 26°C (78°F), this humidity feels like a warm embrace, making travel a bit more challenging as the air is thick and can leave you feeling sticky and sluggish. Be sure to stay hydrated and take breaks to enjoy the local sights without overheating.

August Average Humidity in Portales

This chart illustrates the average monthly humidity levels in Portales, 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 Portales 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 Portales

In Portales in August, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Portales.

Maximum UV Index Levels in Portales for August

The chart shows the monthly maximum UV Index (UVI) for Portales 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 Portales typically reaches 12, which falls under the extreme exposure category.

Data source: Portales 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 Portales Compares to Other Months

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

This table compares monthly weather conditions in Portales, 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 (40°F)	19 mm (0.7 inches)	74%	moderate
February Weather	6°C (43°F)	12 mm (0.5 inches)	75%	high
March Weather	11°C (53°F)	28 mm (1.1 inches)	61%	very high
April Weather	15°C (60°F)	19 mm (0.7 inches)	61%	extreme
May Weather	21°C (70°F)	33 mm (1.3 inches)	69%	extreme
June Weather	25°C (78°F)	45 mm (1.8 inches)	74%	extreme
July Weather	27°C (80°F)	28 mm (1.1 inches)	75%	extreme
August Weather	26°C (78°F)	47 mm (1.9 inches)	78%	extreme
September Weather	22°C (72°F)	36 mm (1.4 inches)	76%	very high
October Weather	15°C (59°F)	54 mm (2.1 inches)	76%	very high
November Weather	10°C (50°F)	11 mm (0.4 inches)	80%	high
December Weather	6°C (43°F)	7 mm (0.3 inches)	77%	moderate