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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 hovers around 26°C (79°F). Expect a range from a cool 16°C (61°F) to a warm 35°C (95°F). You'll also encounter 137 mm (5.4 in) of precipitation spread over 16 days, contributing to an average humidity of 81%. Be prepared for a mix of warmth and moisture during your visit!

August Temperature in Union City

In August, in Union City, the average temperature is 26°C (79°F). The maximum can reach 35°C (95°F), while the minimum can drop to as low as 16°C (61°F). This pleasant weather makes Union City an ideal destination for travelers seeking a comfortable climate.

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 16°C (61°F).
JanFebMarAprMayJunJulAugSepOctNovDec465257627177807975665349
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 precipitation amount is 137 mm (5.4 in) over the course of 16 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 137 mm (5.4 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec1011341171169111511113711111379136
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 81%. With an average temperature of 26°C (79°F), this humidity feels like a warm, heavy blanket wrapping around you, making outdoor adventures stickier and more draining, yet still vibrant with life—perfect for exploring local culture, but you'll want to take frequent breaks and stay hydrated.

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 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%83%81%81%81%83%81%82%78%86%89%
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.
JanFebMarAprMayJunJulAugSepOctNovDec47811111111109864
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 Weather8°C (46°F)101 mm (4.0 inches)86%moderate
February Weather11°C (52°F)134 mm (5.3 inches)84%high
March Weather14°C (57°F)117 mm (4.6 inches)83%very high
April Weather17°C (63°F)116 mm (4.6 inches)81%extreme
May Weather22°C (71°F)90 mm (3.6 inches)81%extreme
June Weather25°C (77°F)115 mm (4.5 inches)81%extreme
July Weather26°C (80°F)111 mm (4.4 inches)83%extreme
August Weather26°C (79°F)137 mm (5.4 inches)81%very high
September Weather24°C (75°F)111 mm (4.4 inches)82%very high
October Weather19°C (67°F)113 mm (4.4 inches)78%very high
November Weather11°C (53°F)79 mm (3.1 inches)86%high
December Weather9°C (49°F)136 mm (5.3 inches)89%moderate

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