Columbia, Kentucky 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 4Overcast——91°69°—
- SundayJul 5Heavy Rain32%0.84″90°73°-1°
- MondayJul 6Overcast33%—84°68°-6°
- TuesdayJul 7Drizzle13%—80°65°-4°
- WednesdayJul 8Overcast——83°64°+3°
- ThursdayJul 9Overcast25%—87°64°+4°
- FridayJul 10Drizzle55%—88°71°+1°
AQI 47 (Good), driven by Ozone. AQI up 21 in the last 6 hours — air quality is degrading. Ozone at AQI 70 — peak already passed at 1 PM under clear 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 70 — peak already passed at 1 PM under clear skies. Levels should ease through evening.
- Present
- AQI 70
- UV peak
- 3.4 at earlier today
- Sky at peak
- clear
- Projected peak
- AQI 70
PM × Wind × Precip
PM2.5 at 9.0 µg/m³ (AQI 50) with a 0.88 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.88
- Wind
- light
- 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
- 10:32 PM
- Moonset
- 9:50 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Columbia at a glance
- Today vs. normal: 16°F above the seasonal normal for this latitude
- Last frost: March 30 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 42728
16-Day Forecast — Columbia
- Sat91°69°4%
- Sun90°73°32%
- Mon84°68°33%
- Tue80°65°13%
- Wed83°64°9%
- Thu87°64°25%
- Fri88°71°55%
- Sat80°71°49%
- Sun78°58°29%
- Mon77°55°13%
- Tue80°57°12%
- Wed83°60°26%
- Thu82°67°48%
- Fri85°68°45%
- Sat78°68°49%
- Sun80°68°48%
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 includes Columbia 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 Columbia
- 42728