Knoxville, Georgia Weather
Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Knoxville weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Mostly Clear——96°72°—
- SundayJul 5Overcast39%—95°75°-1°
- MondayJul 6Light Drizzle39%—94°73°-1°
- TuesdayJul 7Thunderstorm32%—93°73°-1°
- WednesdayJul 8Thunderstorm24%—94°73°+1°
- ThursdayJul 9Thunderstorm20%—92°74°-2°
- FridayJul 10Drizzle25%—96°72°+4°
AQI 63 (Moderate), driven by Ozone. AQI flat over the last 6 hours (within ±4 points). Ozone at AQI 66 now. With UV 5.9 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 52 around 1 PM.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 66 now. With UV 5.9 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 52 around 1 PM.
- Present
- AQI 66
- UV peak
- 5.9 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 52
PM × Wind × Precip
PM2.5 at 15.8 µg/m³ (AQI 63) with a 0.80 fine-to-coarse ratio and 2 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.80
- 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
- 11:20 PM
- Moonset
- 10:49 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Knoxville at a glance
- Today vs. normal: 9°F above the seasonal normal for this latitude
- Last frost: March 3 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 31050
16-Day Forecast — Knoxville
- Sat96°72°6%
- Sun95°75°39%
- Mon94°73°39%
- Tue93°73°32%
- Wed94°73°24%
- Thu92°74°20%
- Fri96°72°25%
- Sat96°75°36%
- Sun96°71°30%
- Mon75°68°24%
- Tue79°67°16%
- Wed73°68°33%
- Thu84°67°27%
- Fri79°72°26%
- Sat93°71°36%
- Sun96°74°39%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 4, 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 — Knoxville
SPC includes Knoxville in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
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 Knoxville
- 31066
- 31050
- 31078