Columbia, Tennessee Weather
Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Columbia weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Foggy12%—89°67°—
- SundayJul 5Showers34%0.27″89°73°0°
- MondayJul 6Drizzle42%—86°70°-3°
- TuesdayJul 7Overcast12%—84°66°-2°
- WednesdayJul 8Overcast15%—86°65°+2°
- ThursdayJul 9Overcast20%—89°66°+3°
- FridayJul 10Light Drizzle48%—93°72°+4°
AQI 64 (Moderate), driven by Ozone. AQI up 20 in the last 6 hours — air quality is degrading. Ozone at AQI 76 — peak already passed at 1 PM under partly cloudy skies. Levels should ease through evening.
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 76 — peak already passed at 1 PM under partly cloudy skies. Levels should ease through evening.
- Present
- AQI 76
- UV peak
- 4.0 at earlier today
- Sky at peak
- partly cloudy
- Projected peak
- AQI 76
PM × Wind × Precip
PM2.5 at 8.8 µg/m³ (AQI 49) with a 0.88 fine-to-coarse ratio and 2 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.88
- 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
- 10:37 PM
- Moonset
- 9:59 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Columbia at a glance
- Today vs. normal: 12°F above the seasonal normal for this latitude
- Last frost: March 21 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 38401
16-Day Forecast — Columbia
- Sat89°67°12%
- Sun89°73°34%
- Mon86°70°42%
- Tue84°66°12%
- Wed86°65°15%
- Thu89°66°20%
- Fri93°72°48%
- Sat81°70°48%
- Sun80°61°32%
- Mon80°57°17%
- Tue82°59°12%
- Wed85°62°30%
- Thu79°67°40%
- Fri88°68°59%
- Sat77°71°49%
- Sun81°68°52%
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 — Columbia
SPC has placed Columbia 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 Columbia
- 38401
- 38402