nomadseason

July Weather in Johnson City, United States

Last updated: June 24, 2025

In July, the average temperature in Johnson City, United States hovers around 29°C (84°F). However, it can swing from a refreshing 16°C (61°F) to a scorching 41°C (107°F). Prepare for some rainfall too, with 57 mm (2.2 in) expected over about 7 days. Don’t forget that the average humidity sits at a muggy 69%, making this month a unique blend of warmth and moisture!

July Temperature in Johnson City

In July in Johnson City, the average temperature is 29°C (84°F), with maximums reaching up to 41°C (107°F) and minimums dropping as low as 16°C (61°F). Travelers should be prepared for hot daytime temperatures and cooler evenings when visiting.

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 29°C (84°F), with highs reaching up to 41°C (107°F) and lows dropping to around 16°C (61°F).
JanFebMarAprMayJunJulAugSepOctNovDec505262677581848478695954
Data source: Temperature data for Johnson City generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
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 57 mm (2.2 in) over the course of 7 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 57 mm (2.2 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec4662657114073578199953346
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

July Humidity in Johnson City

In Johnson City in July, humidity is 69%. With an average temperature of 29°C (84°F), this humidity feels like a warm, sticky embrace, making outdoor activities a bit of a challenge but also inviting for those seeking to experience the vibrant atmosphere of the locale.

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 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%78%77%78%82%78%69%63%66%73%84%87%
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 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 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 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec579111112121111965
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 Weather10°C (50°F)46 mm (1.8 inches)78%moderate
February Weather11°C (52°F)62 mm (2.4 inches)78%high
March Weather17°C (62°F)65 mm (2.6 inches)77%very high
April Weather20°C (67°F)71 mm (2.8 inches)78%extreme
May Weather24°C (75°F)140 mm (5.5 inches)82%extreme
June Weather27°C (81°F)73 mm (2.9 inches)78%extreme
July Weather29°C (84°F)57 mm (2.2 inches)69%extreme
August Weather29°C (84°F)81 mm (3.2 inches)63%extreme
September Weather26°C (78°F)99 mm (3.9 inches)66%extreme
October Weather20°C (69°F)95 mm (3.7 inches)73%very high
November Weather15°C (59°F)33 mm (1.3 inches)84%high
December Weather12°C (54°F)46 mm (1.8 inches)87%moderate

Compare Johnson City's Climate with Cities Worldwide