Greeneville, Tennessee Weather
Cicadas claim the scorching afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Greeneville weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast16%—86°71°—
- SundayJul 5Heavy Drizzle32%0.04″90°71°+4°
- MondayJul 6Thunderstorm74%0.07″86°68°-4°
- TuesdayJul 7Thunderstorm51%—83°65°-3°
- WednesdayJul 8Overcast14%—84°66°+1°
- ThursdayJul 9Overcast22%—85°64°+1°
- FridayJul 10Showers61%0.63″87°65°+2°
AQI 38 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±4 points). PM2.5 at 9.2 µg/m³ (AQI 51) with a 0.96 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
PM × Wind × Precip
PM2.5 at 9.2 µg/m³ (AQI 51) with a 0.96 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.96
- Wind
- calm
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:46 PM
- Moonset
- 11:43 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Greeneville at a glance
- Today vs. normal: 4°F above the seasonal normal for this latitude
- Last frost: March 24 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP codes: 37743, 37745
16-Day Forecast — Greeneville
- Sat86°71°16%
- Sun90°71°32%
- Mon86°68°74%
- Tue83°65°51%
- Wed84°66°14%
- Thu85°64°22%
- Fri87°65°61%
- Sat78°65°67%
- Sun75°66°51%
- Mon82°64°32%
- Tue81°63°19%
- Wed82°67°26%
- Thu77°66°48%
- Fri81°66°43%
- Sat83°68°59%
- Sun88°68°69%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 5, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
SPC Convective Outlook
Storm Prediction Center — Greeneville
SPC has placed Greeneville in the Marginal Risk category for severe thunderstorms tomorrow.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWMRGLMarginal Risk
- DAY 3TSTMGeneral Thunderstorms
Isolated severe storms possible. Limited threat for hail or damaging wind.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.
ZIP codes in Greeneville
- 37745
- 37743
- 37744