Last updated: June 24, 2025
In July, the average temperature in Johnson City, United States is a pleasant 22°C (72°F). Expect a range with minimums dipping to 9°C (48°F) and highs soaring up to 34°C (94°F). While you're soaking up the warmth, be prepared for 121 mm (4.8 in) of precipitation over about 14 days, contributing to an average humidity level of 65%. Whether you're planning outdoor activities or seeking shelter from the rain, it's good to know what to expect!
In July in Johnson City, the average temperature is 22°C (72°F). Maximums can reach 34°C (94°F), and minimums can drop as low as 9°C (48°F). It's advisable to pack both light clothing for the warm days and a sweater or jacket for the cooler evenings.
In Johnson City in July, the precipitation amount is 121 mm (4.8 in) over a span of 14 days.
In Johnson City in July, humidity is 65%. With an average temperature of 22°C (72°F), this humidity feels like a warm, tropical embrace that can make outdoor activities quite sticky, yet still enjoyable if you stay hydrated and take breaks in the shade.
In Johnson City in July, 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 Johnson City.
UV Risk Categories
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.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -3°C (26°F) | 73 mm (2.9 inches) | 87% | moderate |
| February Weather | -2°C (29°F) | 89 mm (3.5 inches) | 85% | moderate |
| March Weather | 2°C (35°F) | 89 mm (3.5 inches) | 85% | high |
| April Weather | 8°C (47°F) | 120 mm (4.7 inches) | 83% | very high |
| May Weather | 14°C (58°F) | 131 mm (5.1 inches) | 75% | very high |
| June Weather | 19°C (67°F) | 103 mm (4.1 inches) | 73% | very high |
| July Weather | 22°C (72°F) | 121 mm (4.8 inches) | 65% | very high |
| August Weather | 21°C (70°F) | 108 mm (4.2 inches) | 62% | very high |
| September Weather | 17°C (64°F) | 95 mm (3.7 inches) | 66% | very high |
| October Weather | 12°C (54°F) | 135 mm (5.3 inches) | 79% | high |
| November Weather | 4°C (39°F) | 92 mm (3.6 inches) | 87% | moderate |
| December Weather | 0°C (32°F) | 88 mm (3.5 inches) | 85% | low |