Wynnburg, Tennessee Weather
Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Wynnburg weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast13%—93°71°—
- SundayJul 5Showers27%0.44″87°72°-6°
- MondayJul 6T-storm w/ Hail37%—86°72°-1°
- TuesdayJul 7Thunderstorm26%—88°72°+2°
- WednesdayJul 8Mostly Clear12%—90°69°+2°
- ThursdayJul 9Mostly Clear17%—93°73°+3°
- FridayJul 10Light Drizzle44%—88°75°-5°
AQI 33 (Good), driven by Ozone. Ozone at AQI 70 now. With UV 9.6 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 64 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 70 now. With UV 9.6 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 64 around 1 PM.
- Present
- AQI 70
- UV peak
- 9.6 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 64
PM × Wind × Precip
PM2.5 at 10.4 µg/m³, PM10 at 12.5 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.83
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- background
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
- 10:48 PM
- Moonset
- 10:08 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Wynnburg at a glance
- Today vs. normal: 14°F above the seasonal normal for this latitude
- Last frost: March 25 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 38077
16-Day Forecast — Wynnburg
- Sat93°71°13%
- Sun87°72°27%
- Mon86°72°37%
- Tue88°72°26%
- Wed90°69°12%
- Thu93°73°17%
- Fri88°75°44%
- Sat87°71°44%
- Sun90°67°17%
- Mon80°61°10%
- Tue80°61°8%
- Wed85°64°13%
- Thu78°67°16%
- Fri81°70°13%
- Sat88°71°26%
- Sun91°74°19%
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 — Wynnburg
SPC has placed Wynnburg in the Marginal Risk category for severe thunderstorms today.
- TODAYMRGLMarginal Risk
- TOMORROWTSTMGeneral Thunderstorms
- 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 Wynnburg
- 38080
- 38077