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August Weather in Union City, United States

Last updated: June 24, 2025

In August, the average temperature in Union City, United States is 26°C (79°F), with a comfortable range from a minimum of 14°C (57°F) to a maximum of 35°C (95°F). Expect about 97 mm (3.8 in) of precipitation spread over 10 days, and enjoy the warm atmosphere with an average humidity of 76%.

August Temperature in Union City

In August in Union City, the average temperature is 26°C (79°F). Maximums can reach 35°C (95°F), while minimums can drop to as low as 14°C (57°F). This makes it an ideal time for travelers to enjoy a warm climate with comfortable evenings.

August Weather in Union City: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Union City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Union City, August typically has an average temperature of 26°C (79°F), with highs reaching up to 35°C (95°F) and lows dropping to around 14°C (57°F).
JanFebMarAprMayJunJulAugSepOctNovDec394352597178817875634844
Data source: Temperature data for Union City 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 Union City

In Union City in August, the total precipitation amount is 97 mm (3.8 in) over a span of 10 days.

August Precipitation Trends in Union City

The chart displays monthly precipitation patterns in Union City, 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 Union City, August typically receives around 97 mm (3.8 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec1051611731451241091149786113104117
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Union City

In Union City in August humidity is 76%. With an average temperature of 26°C (79°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities challenging and requiring frequent breaks to hydrate and cool down during your travels.

August Average Humidity in Union City

This chart illustrates the average monthly humidity levels in Union City, 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 Union City is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%84%80%82%83%80%76%75%75%85%88%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Union City

In Union City 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 Union City.

Maximum UV Index Levels in Union City for August

The chart shows the monthly maximum UV Index (UVI) for Union City 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 Union City typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36710111111109753
Data source: Union City 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 Union City Compares to Other Months

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

This table compares monthly weather conditions in Union City, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)105 mm (4.1 inches)86%moderate
February Weather6°C (43°F)161 mm (6.3 inches)84%high
March Weather11°C (52°F)173 mm (6.8 inches)84%high
April Weather15°C (59°F)145 mm (5.7 inches)80%very high
May Weather21°C (71°F)124 mm (4.9 inches)82%extreme
June Weather25°C (78°F)109 mm (4.3 inches)83%extreme
July Weather27°C (81°F)113 mm (4.5 inches)79%extreme
August Weather26°C (79°F)97 mm (3.8 inches)76%very high
September Weather24°C (75°F)86 mm (3.4 inches)75%very high
October Weather17°C (63°F)113 mm (4.4 inches)74%high
November Weather9°C (48°F)104 mm (4.1 inches)85%moderate
December Weather7°C (45°F)117 mm (4.6 inches)88%moderate

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