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July Weather in Johnson City, United States

Last updated: June 24, 2025

In July, the average temperature in Johnson City, United States is a pleasant 23°C (73°F), with minimums dipping to 12°C (54°F) and maximums reaching up to 32°C (91°F). Visitors can expect an average precipitation of 102 mm (4.0 in) spread across 16 days, while the average humidity hovers around 79%, creating a warm yet refreshing atmosphere.

July Temperature in Johnson City

In July in Johnson City, the average temperature is 23°C (73°F). Maximums can reach 32°C (91°F) and minimums can be as low as 12°C (54°F). This makes it an ideal time for travelers to enjoy mild weather and a variety of outdoor activities.

July Weather in Johnson City: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Johnson City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Johnson City, July typically has an average temperature of 23°C (73°F), with highs reaching up to 32°C (91°F) and lows dropping to around 12°C (54°F).
JanFebMarAprMayJunJulAugSepOctNovDec374347546369737168584541
Data source: Temperature data for Johnson 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.

July Precipitation in Johnson City

In Johnson City in July, the precipitation amount is 102 mm (4.0 in) spread over 16 days.

July Precipitation Trends in Johnson City

The chart displays monthly precipitation patterns in Johnson City, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Johnson City, July typically receives around 102 mm (4.0 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec951451291371221191021189712283125
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Johnson City

In Johnson City in July humidity is 79%. With an average temperature of 23°C (73°F), this humidity feels like a warm embrace that clings to the skin, making travel feel both invigorating and slightly exhausting as the air wraps around you like a damp blanket.

July Average Humidity in Johnson City

This chart illustrates the average monthly humidity levels in Johnson City, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Johnson City is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%86%84%83%83%79%66%68%78%89%86%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Johnson City

In Johnson City in July, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Johnson City.

Maximum UV Index Levels in Johnson City for July

The chart shows the monthly maximum UV Index (UVI) for Johnson City in July, 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 July, the maximum UV index in Johnson City typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111010853
Data source: Johnson City July 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 July Weather in Johnson City Compares to Other Months

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

This table compares monthly weather conditions in Johnson City, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)95 mm (3.7 inches)87%moderate
February Weather6°C (43°F)145 mm (5.7 inches)87%high
March Weather8°C (47°F)129 mm (5.1 inches)86%very high
April Weather12°C (55°F)137 mm (5.4 inches)84%very high
May Weather17°C (64°F)122 mm (4.8 inches)83%extreme
June Weather20°C (69°F)118 mm (4.7 inches)83%extreme
July Weather23°C (73°F)102 mm (4.0 inches)79%extreme
August Weather22°C (71°F)118 mm (4.7 inches)66%very high
September Weather20°C (68°F)97 mm (3.8 inches)68%very high
October Weather15°C (59°F)122 mm (4.8 inches)78%very high
November Weather7°C (45°F)83 mm (3.3 inches)89%moderate
December Weather5°C (41°F)125 mm (4.9 inches)86%moderate

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