Brentwood, Tennessee Weather
Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Brentwood weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast16%—90°68°—
- SundayJul 5Drizzle33%0.03″88°73°-2°
- MondayJul 6Light Drizzle55%0.02″83°71°-5°
- TuesdayJul 7T-storm w/ Hail27%—87°71°+4°
- WednesdayJul 8Overcast25%—90°70°+3°
- ThursdayJul 9Light Drizzle22%—90°73°0°
- FridayJul 10Thunderstorm50%—86°73°-4°
AQI 43 (Good), driven by PM2.5. AQI down 11 over the last 6 hours (gradual decline). PM2.5 at 8.8 µg/m³ (AQI 49) with a 0.97 fine-to-coarse ratio and 2 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 during the projected peak around 7 PM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 40. Overcast through the UV peak window (cloud cover ~84%) — afternoon ozone should stay flat.
- Present
- AQI 40
- UV peak
- 5.0 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 13
PM × Wind × Precip
PM2.5 at 8.8 µg/m³ (AQI 49) with a 0.97 fine-to-coarse ratio and 2 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.97
- 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
- 10:36 PM
- Moonset
- 9:57 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Brentwood at a glance
- Today vs. normal: 74°F — typical for the season
- Last frost: March 23 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 37027
16-Day Forecast — Brentwood
- Sat90°68°16%
- Sun88°73°33%
- Mon83°71°55%
- Tue87°71°27%
- Wed90°70°25%
- Thu90°73°22%
- Fri86°73°50%
- Sat86°73°37%
- Sun86°70°32%
- Mon78°64°12%
- Tue80°63°10%
- Wed82°64°19%
- Thu84°66°19%
- Fri82°70°19%
- Sat85°70°29%
- Sun89°72°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 — Brentwood
SPC includes Brentwood 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 Brentwood
- 37027
- 37024