May weather forecast and climate
Johnson City, TN

The front entrance to the Public Library in Johnson City, Tennessee, with flags flying on either side of the main entrance
The front entrance to the Public Library in Johnson City, Tennessee, with flags flying on either side of the main entrance

What is the temperature in May in Johnson City?

In May, in Johnson City, Tennessee, the average high-temperature is 75.9°F (24.4°C), and the average low-temperature is 51.1°F (10.6°C).

How much does it rain in Johnson City in May?

Throughout May, 4.4" (112.8mm) of precipitation is accumulated.

Does it snow in Johnson City in May?

In May, it doesn't snow. April is the latest month when it typically snows.
Average temperature in May - Johnson City, TN
  • Average high temperature in May: 76°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (45°F).

  • Average low temperature in May: 51°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (25°F).

Average humidity in May - Johnson City, TN
  • Average humidity in May: 69.5%

Months with the highest relative humidity are August and September (76.5%).
The month with the lowest relative humidity is January (59%).

Average rainfall in May - Johnson City, TN
  • Average rainfall in May: 4.4"

The wettest month (with the highest rainfall) is July (5.4").
The driest month (with the lowest rainfall) is October (2.4").

Average snowfall in May - Johnson City, TN
  • Average snowfall in May: 0"

The month with the highest snowfall is January (5.2").
Months with the lowest snowfall are May, June, July, August, September and October (0").

Average daylight in May - Johnson City, TN
  • Average daylight in May: 14.1h

The month with the longest days is June (Average daylight: 14.6h).
The month with shortest days is December (Average daylight: 9.7h).

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