Greeneville, TN Weather Forecast

Local 7-day forecast

90°

Partly Sunny

Track current conditions, temperature changes, wind, and the full daily outlook for Greeneville, TN in one place.

Saturday, April 18, 2026

Wind: 0 to 10 mph SW

Saturday

Partly sunny, with a high near 90.

Local 7-day forecast

Local Weather Overview

This forecast page for Greeneville, TN is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 15, 2026 3:50 AM EDT.

The active forecast window currently covers Apr 18 to Apr 21, 2026 for Greeneville, TN.

Page Snapshot

Page focus: city weather
Forecast window: Apr 18 to Apr 21, 2026
Latest sync: Apr 15, 2026 3:50 AM EDT
Forecast office: MRX
Source: NOAA / NWS

Next High

90°F

Saturday

Next Low

50°F

Saturday Night

Rain Outlook

Periods mentioning precipitation

Windiest

10 to 15 mph

Sunday

Daily Outlook

Today

Apr 18

Partly Sunny

90 °F

/ 50°F

Wind 0 to 10 mph

Sun

Apr 19

Chance Rain Showers

64 °F

/ 38°F

Wind 10 to 15 mph

Mon

Apr 20

Sunny

64 °F

/ 41°F

Wind 5 to 10 mph

Tue

Apr 21

Sunny

70 °F

Wind 0 to 5 mph

This Week in Greeneville

Saturday looks like the warmest upcoming period in Greeneville at 90 degrees F.

Sunday Night is the coolest period ahead with temperatures near 38 degrees F.

The strongest winds are forecast for Sunday at about 10 to 15 mph W.

Precipitation is mentioned in 3 upcoming forecast periods.

Forecast Details

Last updated: Apr 15, 2026 3:50 AM EDT
Coverage: 4 days
Time zone: America/New_York
Forecast office: MRX
Radar station: KMRX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Saturday Night

Apr 18

50°F

Chance Showers And Thunderstorms

5 to 10 mph W

A chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 50. Chance of precipitation is 40%.

Sunday

Apr 19

64°F

Chance Rain Showers

10 to 15 mph W

A chance of rain showers. Partly sunny, with a high near 64. Chance of precipitation is 50%.

Sunday Night

Apr 19

38°F

Chance Rain Showers then Mostly Clear

5 to 10 mph NW

A chance of rain showers before 8pm. Mostly clear, with a low around 38. Chance of precipitation is 30%.

Monday

Apr 20

64°F

Sunny

5 to 10 mph NW

Sunny, with a high near 64.

Monday Night

Apr 20

41°F

Mostly Clear

0 to 5 mph NE

Mostly clear, with a low around 41.

Tuesday

Apr 21

70°F

Sunny

0 to 5 mph S

Sunny, with a high near 70.

Detailed Forecast

Period	Conditions	Temp	Wind	Details
Saturday Apr 18	Partly Sunny	90°F	0 to 10 mph SW	Partly sunny, with a high near 90.
Saturday Night Apr 18	Chance Showers And Thunderstorms	50°F	5 to 10 mph W	A chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 50. Chance of precipitation is 40%.
Sunday Apr 19	Chance Rain Showers	64°F	10 to 15 mph W	A chance of rain showers. Partly sunny, with a high near 64. Chance of precipitation is 50%.
Sunday Night Apr 19	Chance Rain Showers then Mostly Clear	38°F	5 to 10 mph NW	A chance of rain showers before 8pm. Mostly clear, with a low around 38. Chance of precipitation is 30%.
Monday Apr 20	Sunny	64°F	5 to 10 mph NW	Sunny, with a high near 64.
Monday Night Apr 20	Mostly Clear	41°F	0 to 5 mph NE	Mostly clear, with a low around 41.
Tuesday Apr 21	Sunny	70°F	0 to 5 mph S	Sunny, with a high near 70.

Nearby Forecasts

Explore weather pages for nearby cities and major places around Greeneville.

Region Links

Greene County weather

County forecast page

Tennessee weather

Statewide weather overview

United States weather

National weather entry point

View from Main Street Greeneville Tennessee image

Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.