What is today's weather forecast for Johnson County, TN?

Today's forecast for Johnson County shows a high of 65 degrees and a low of 42 degrees Fahrenheit. Sunny, with a high near 65.

What is the 7-day weather forecast for Johnson County, TN?

The 7-day forecast for Johnson County shows highs from 55 to 65 degrees and lows from 30 to 51 degrees Fahrenheit. Expect precipitation on 4 days with chances of 20% or higher.

Will it rain in Johnson County, TN this week?

Yes, rain is possible in Johnson County this week. Precipitation chances: Saturday (50% chance), Monday (20% chance), Tuesday (40% chance), Thursday (20% chance).

How accurate is the Johnson County weather forecast?

WeatherForYou provides highly accurate Johnson County forecasts using National Weather Service data and current conditions from the nearest available weather stations, often miles closer than regional airports, for the most precise local forecasts.

Johnson County, TN Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Switch to Metric Units

64°F
Feels Like 64°F

Humidity 26% Dew Point 28°F Wind SW 8 MPH Barometer 30.14 in.765.6 mm

Solar Rad 284 w/m² Visibility 10 mi.

Report from a MADIS/MESONET weather station 3 miles SSE of central Johnson County
at 3:27 PM Fri, Nov 14, 2025

Point Forecast at a Glance

FriNov 14

SatNov 15

SunNov 16

MonNov 17

TueNov 18

40%

WedNov 19

ThuNov 20

20%

7-Day Temperature Trend

Week Ahead Summary

High temperatures remain relatively stable through the week, ranging from 55°F to 65°F. Unsettled weather expected with rain likely on at least 4 days.

Climate Context

This week's forecast shows temperatures running 8°F above the historical average for November. Normal highs for this period are around 54°F with lows around 31°F.

This Date in Weather History

1986 - An early season cold wave set more than 200 records from the northwestern U.S. to the east coast over a seven day period. For some places it proved to be the coldest weather of the winter season.

Johnson County, TN 7 Day Weather Forecast Details

Friday Nov 14

Day: Sunny, with a high near 65. West wind around 5 mph.

Night: Mostly clear, with a low around 42. Calm wind becoming southwest around 5 mph after midnight.

Saturday Nov 15

Day: Mostly cloudy, with a high near 65. West wind 5 to 10 mph, with gusts as high as 20 mph.

Night: A 50 percent chance of showers after 1am. Mostly cloudy, with a low around 51. West wind around 10 mph, with gusts as high as 30 mph.

Sunday Nov 16

Day: Mostly sunny, with a high near 60. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

Night: Clear, with a low around 30. Northwest wind around 5 mph, with gusts as high as 20 mph.

Monday Nov 17

Day: Sunny, with a high near 55. West wind around 5 mph.

Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 36.

Tuesday Nov 18

Day: A 40 percent chance of showers. Mostly cloudy, with a high near 60.

Night: A 40 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 45.

Wednesday Nov 19

Day: Partly sunny, with a high near 62.

Night: Mostly cloudy, with a low around 42.

Thursday Nov 20

Day: A 20 percent chance of showers. Partly sunny, with a high near 64.

About Johnson County, TN

Johnson County is the easternmost county in the U.S. state of Tennessee. As of the 2020 census, the population was 17,948. Its county seat is Mountain City.

Content from Wikipedia, licensed under CC BY-SA 3.0.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.

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