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August Weather in Rio Grande, United States

Last updated: June 24, 2025

In August, the average temperature in Rio Grande, United States is a comfortable 25°C (77°F), with temperatures ranging from a minimum of 18°C (65°F) to a maximum of 30°C (86°F). Visitors can expect an average humidity of 72%, along with 115 mm (4.5 in) of precipitation spread over 14 days.

August Temperature in Rio Grande

In August in Rio Grande, the average temperature is 25°C (77°F). Maximums can reach 30°C (86°F), while minimums can drop to as low as 18°C (65°F). This mild weather makes Rio Grande a perfect destination for outdoor activities and exploration during this time of year.

August Weather in Rio Grande: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Rio Grande, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rio Grande, August typically has an average temperature of 25°C (77°F), with highs reaching up to 30°C (86°F) and lows dropping to around 18°C (65°F).
JanFebMarAprMayJunJulAugSepOctNovDec384044536171787772645143
Data source: Temperature data for Rio Grande generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Rio Grande

In Rio Grande in August, the precipitation amount is 115 mm (4.5 in) over the course of 14 days.

August Precipitation Trends in Rio Grande

The chart displays monthly precipitation patterns in Rio Grande, 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 Rio Grande, August typically receives around 115 mm (4.5 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec74113111941257712911510714290118
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Rio Grande

In Rio Grande in August, humidity is 72%. With an average temperature of 25°C (77°F), this humidity feels like a warm embrace that clings to your skin, making outdoor exploration both vibrant and a bit taxing as you sweat slightly more and seek shade often while enjoying the scenery.

August Average Humidity in Rio Grande

This chart illustrates the average monthly humidity levels in Rio Grande, 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 Rio Grande is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%83%81%78%79%74%72%75%81%85%84%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Rio Grande

In Rio Grande 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 Rio Grande.

Maximum UV Index Levels in Rio Grande for August

The chart shows the monthly maximum UV Index (UVI) for Rio Grande 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 Rio Grande typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3569101010108743
Data source: Rio Grande 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 Rio Grande Compares to Other Months

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

This table compares monthly weather conditions in Rio Grande, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)74 mm (2.9 inches)84%moderate
February Weather5°C (40°F)113 mm (4.4 inches)83%moderate
March Weather7°C (44°F)111 mm (4.4 inches)83%high
April Weather11°C (53°F)94 mm (3.7 inches)81%very high
May Weather16°C (61°F)125 mm (4.9 inches)78%very high
June Weather22°C (71°F)77 mm (3.0 inches)79%very high
July Weather25°C (78°F)129 mm (5.1 inches)74%very high
August Weather25°C (77°F)115 mm (4.5 inches)72%very high
September Weather22°C (72°F)107 mm (4.2 inches)75%very high
October Weather18°C (64°F)142 mm (5.6 inches)81%high
November Weather10°C (51°F)90 mm (3.5 inches)85%moderate
December Weather6°C (44°F)118 mm (4.6 inches)84%moderate

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