Johnson City, TN weather and climate in 2025
Day
30 °C
Night
17 °C
Sea
0 °C
Precipitation
132 mm
in month
Rainy days
13 days
in month
Daylight
14 hours
average
Sunshine
8 hours
average
Humidity
78 %
Day
30 °C
Night
17 °C
Sea
0 °C
Precipitation
132 mm
in month
Rainy days
13 days
in month
Daylight
14 hours
average
Sunshine
8 hours
average
Humidity
78 %
Overview: Johnson City, TN
Weather charts for Johnson City, TN
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Weather overview for Johnson City, TN
Weather overview
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January weather
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FAQs
How much should I layer up in Johnson City during January?
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Will I need a heavy jacket throughout February in Johnson City?
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Is March a good time to start enjoying outdoor activities in Johnson City?
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Can I put away my winter clothes in April in Johnson City?
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Is May warm enough for barbeques and picnics in Johnson City?
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Are the temperatures in June in Johnson City suitable for swimming?
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How hot does it get during the day in July in Johnson City?
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Are the late summer temperatures in August comfortable in Johnson City?
Late summer in August offers warm weather comparable to July's heat, remaining comfortable for all sorts of outdoor activities.
What kind of weather should I expect in September in Johnson City?
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Will I feel chilly during the day in Johnson City in October?
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Is November in Johnson City still pleasant for spending time outside?
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Does December in Johnson City feel very cold?
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We make the most from 40 years of historical weather data to predict the best weather conditions.
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We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.