Cynthiana, Indiana Weather
Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Cynthiana weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast17%—89°71°—
- SundayJul 5Overcast27%—87°73°-2°
- MondayJul 6Light Drizzle22%—78°68°-9°
- TuesdayJul 7Overcast10%—81°65°+3°
- WednesdayJul 8Clear——85°64°+4°
- ThursdayJul 9Overcast33%—89°68°+4°
- FridayJul 10Overcast46%—91°76°+2°
AQI 51 (Moderate), driven by Ozone. AQI flat over the last 6 hours (within ±3 points). Ozone at AQI 58. Overcast through the UV peak window (cloud cover ~99%) — afternoon ozone should stay flat.
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 58. Overcast through the UV peak window (cloud cover ~99%) — afternoon ozone should stay flat.
- Present
- AQI 58
- UV peak
- 7.0 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 27
PM × Wind × Precip
PM2.5 at 8.5 µg/m³ (AQI 47) with a 0.93 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.93
- 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
- 10:43 PM
- Moonset
- 9:59 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Cynthiana at a glance
- Today vs. normal: 14°F above the seasonal normal for this latitude
- Last frost: April 5 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 47612
16-Day Forecast — Cynthiana
- Sat89°71°17%
- Sun87°73°27%
- Mon78°68°22%
- Tue81°65°10%
- Wed85°64°9%
- Thu89°68°33%
- Fri91°76°46%
- Sat83°67°34%
- Sun77°60°18%
- Mon76°58°8%
- Tue77°60°12%
- Wed82°58°11%
- Thu85°65°19%
- Fri86°67°13%
- Sat78°68°29%
- Sun74°67°35%
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 — Cynthiana
SPC has placed Cynthiana 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 Cynthiana
- 47612