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Decatur, TN 37322 Weather

It is 59°F and clear in Decatur, TN 37322, observed at 4:15 AM EDT. Today: Mostly Cloudy, high 75°F, low 54°F. Hourly and 10-day forecast from the National Weather Service. Times are local (EDT).

Decatur, TN 37322 current weather

59°F

Clear

H 75° / L 54°Feels like 59°

Observed at Athens McMinn County Airport (14.8 mi away), 10/31/2026, 4:15 AM EDT

Hourly forecast

NWS, updated 10/30/2026, 11:26 PM PT

  1. Now56°
  2. 6 AM55°
  3. 7 AM55°
  4. 8 AM55°
  5. 9 AM56°
  6. 10 AM60°
  7. 11 AM64°
  8. 12 PM68°
  9. 1 PM72°
  10. 2 PM73°
  11. 3 PM74°
  12. 4 PM75°
  13. 5 PM73°
  14. 6 PM73°
  15. 7 PM69°
  16. 8 PM64°
  17. 9 PM62°
  18. 10 PM61°
  19. 11 PM60°
  20. 12 AM59°Sun
  21. 1 AM59°
  22. 1 AM58°
  23. 2 AM57°
  24. 3 AM57°
  25. 4 AM57°
  26. 5 AM57°
  27. 6 AM57°
  28. 7 AM56°
  29. 8 AM55°
  30. 9 AM58°
  31. 10 AM60°
  32. 11 AM62°
  33. 12 PM64°
  34. 1 PM65°
  35. 2 PM66°
  36. 3 PM67°11%
  37. 4 PM65°18%
  38. 5 PM65°19%
  39. 6 PM62°20%
  40. 7 PM59°22%
  41. 8 PM57°22%
  42. 9 PM56°22%
  43. 10 PM56°22%
  44. 11 PM56°22%
  45. 12 AM55°22%Mon
  46. 1 AM55°
  47. 2 AM55°
  48. 3 AM54°

10-day forecast

Tap a day for details

  • Today10/31Low 54°High 75°

    Saturday: Mostly cloudy, with a high near 75. East wind 0 to 5 mph.

    Overnight: Mostly cloudy, with a low around 54. Northeast wind around 0 mph.

    Mostly Cloudy
  • Sun11/122% chance of precipitationLow 52°High 67°

    Sunday: A slight chance of rain showers after 4pm. Mostly cloudy, with a high near 67. Southeast wind 0 to 5 mph. Chance of precipitation is 20%.

    Sunday Night: A slight chance of rain showers before 1am. Cloudy, with a low around 52. East wind around 0 mph. Chance of precipitation is 20%.

    Mostly Cloudy then Slight Chance Rain Showers
  • Mon11/2Low 51°High 70°

    Monday: Mostly cloudy, with a high near 70. Southeast wind 0 to 5 mph.

    Monday Night: Mostly cloudy, with a low around 51. Southeast wind around 0 mph.

    Mostly Cloudy
  • Tue11/341% chance of precipitationLow 58°High 74°

    Tuesday: Partly sunny, with a high near 74.

    Tuesday Night: A slight chance of rain showers between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.

    Partly Sunny
  • Wed11/467% chance of precipitationLow 55°High 72°

    Wednesday: Showers and thunderstorms likely. Mostly cloudy, with a high near 72. Chance of precipitation is 70%.

    Wednesday Night: Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Chance of precipitation is 70%.

    Showers And Thunderstorms Likely
  • Thu11/549% chance of precipitationLow 51°High 72°

    Thursday: A chance of showers and thunderstorms. Partly sunny, with a high near 72. Chance of precipitation is 50%.

    Thursday Night: A chance of rain showers. Mostly cloudy, with a low around 51. Chance of precipitation is 40%.

    Chance Showers And Thunderstorms
  • Fri11/618% chance of precipitationLow High 70°

    Friday: A slight chance of rain showers before 7am. Partly sunny, with a high near 70.

    Slight Chance Rain Showers then Partly Sunny
  • Sat11/7Model blendLow 44°High 70°

    Saturday: Partly cloudy. High near 70°. Low that night near 44°. About 0.01 in of precipitation.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Sun11/8Model blend11% chance of precipitationLow 42°High 68°

    Sunday: Partly cloudy. High near 68°. Low that night near 42°. About 0.03 in of precipitation.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Mon11/9Model blend17% chance of precipitationLow 38°High 66°

    Monday: Partly cloudy, slight chance of rain. High near 66°. Low that night near 38°. About 0.08 in of precipitation.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

Forecast for 35.498, -84.794 from the NWS MRX office, updated 10/30/2026, 11:26 PM PT · Official forecast on weather.gov

Days 8 to 10: NOAA National Blend of Models, station KRZR (Cleveland Rgnl, 20 mi), model run 10/30/2026, 10:00 PM EDT

From the National Weather Service; may be delayed. Not for life-safety decisions. In an emergency, call 911.

Next 6 hours

NWS hourly forecast

  1. Now56°Mostly Cloudy1%0 mph
  2. 6 AM55°Cloudy1%0 mph
  3. 7 AM55°Mostly Cloudy1%0 mph
  4. 8 AM55°Cloudy1%0 mph
  5. 9 AM56°Mostly Cloudy1%0 mph
  6. 10 AM60°Mostly Cloudy1%0 mph

Hourly details

Next 7 days: temperature chart, feels like, rain and snow amounts, sky cover, wind and gustsShow

Radar and satellite

National radar

NEXRAD (up to 24 hours) and GOES

Latest

Frequently asked questions

What is the weather in Decatur, TN 37322 right now?
The latest observation from Athens McMinn County Airport was 59°F and clear, reported at 10/31/2026, 4:15 AM EDT.
What is the high temperature today in Decatur, TN 37322?
The National Weather Service forecast for saturday calls for a high near 75°F. Mostly Cloudy.
Will it rain in Decatur, TN 37322 in the next 24 hours?
The NWS hourly forecast does not show any hour with a 50% or higher chance of precipitation in the next 24 hours.
What is the 10-day forecast for Decatur, TN 37322?
The first 7 days come from the National Weather Service forecast. Days 8 to 10 (Nov 7 to Nov 9) come from the NOAA National Blend of Models, with highs of 66°F to 70°F. Model guidance this far out often changes.
What time is sunrise and sunset in Decatur, TN 37322 today?
Sunrise is about 8:00 AM EDT and sunset is about 6:45 PM EDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Decatur, TN 37322?
At Dayton 2se, the 1991 to 2020 normal high in October is 71°F and the normal low is 48°F.

Rain and snow totals

Next 3 days, NWS forecast grid

Rain (liquid)
0.05 in
Snow
0.00 in
Ice
0.00 in

Nearby hazards

Tennessee hazards

Severe storm and flash flood outlooks, expected rain, river flooding and wildfires near this area

  • Severe storm outlook today:No thunderstorm risk area over this locationOutlook map
  • Excessive rainfall outlook (flash flood risk):Could not check the Weather Prediction Center outlook right now.
  • River gauges within 40 miles at or above flood stage: None reported
  • Active wildfires within 50 miles: None reported

UV and air quality forecast

EPA and AirNow

AQI forecast today (Chattanooga)
60ModeratePM2.5
AQI forecast tomorrow (Chattanooga)
53ModeratePM2.5

UV index guide · Air quality

Drought

By county

Meigs County, week of 10/27/2026

100% of the county is abnormally dry. No drought.

Sun and moon

Local time, center of the area

Sunrise
8 AM
Sunset
6:45 PM
Daylight
10 hr 45 min
Moon
Waning Gibbous 72% lit
First light (civil dawn)
7:33 AM
Last light (civil dusk)
7:11 PM
Moonrise
11:49 PM
Moonset
1:55 PM

Normal October weather

Climate

Normal October high 71°, low 48°, precipitation 3.62 in for the month. 1991 to 2020 normals at Dayton 2se, 12 mi away.

Other places nearby

Data sources

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About this data

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