Johnson City Weather in May

May in Johnson City averages 30°C (86°F) during the day and 17°C (63°F) at night. It is the wettest month of the year, with 133 mm (5.2 in) of rainfall on average, so waterproof gear is a must.

Rainfall in Johnson City in May

With the most rainfall occurring this month, it's practical to keep an umbrella handy for sudden downpours. You can typically expect 8 days of rain this month, averaging around 133 mm (5.2 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Johnson City in May

In May, expect high temperatures in Johnson City, with highs of 30°C (86°F) and lows of 17°C (63°F) at night. Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights drop to around 17°C (63°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Johnson City in May

The month enjoys around 227 hours of sunshine, creating mostly sunny days with good weather conditions.

For Johnson City itself, February, March, April, October and November generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.