Rio Grande, Ohio Weather
Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Rio Grande weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast20%—95°73°—
- SundayJul 5Overcast56%—96°74°+1°
- MondayJul 6Thunderstorm56%—89°69°-7°
- TuesdayJul 7Overcast19%—91°66°+2°
- WednesdayJul 8Overcast16%—95°66°+4°
- ThursdayJul 9Light Drizzle47%0.01″95°69°0°
- FridayJul 10Thunderstorm51%—81°69°-14°
AQI 50 (Good), driven by Ozone. Ozone at AQI 49. Overcast through the UV peak window (cloud cover ~63%) — afternoon ozone should stay flat.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 8 PM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 49. Overcast through the UV peak window (cloud cover ~63%) — afternoon ozone should stay flat.
- Present
- AQI 49
- UV peak
- 4.2 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 14
PM × Wind × Precip
PM2.5 at 8.5 µg/m³ (AQI 47) with a 0.92 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.92
- 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
- 11:22 PM
- Moonset
- 10:35 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Rio Grande at a glance
- Today vs. normal: 10°F above the seasonal normal for this latitude
- Last frost: April 9 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 45674
16-Day Forecast — Rio Grande
- Sat95°73°20%
- Sun96°74°56%
- Mon89°69°56%
- Tue91°66°19%
- Wed95°66°16%
- Thu95°69°47%
- Fri81°69°51%
- Sat94°68°40%
- Sun79°65°32%
- Mon77°58°15%
- Tue86°60°13%
- Wed88°66°21%
- Thu95°69°23%
- Fri96°70°17%
- Sat82°71°29%
- Sun94°70°23%
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 — Rio Grande
SPC has placed Rio Grande in the Slight Risk category for severe thunderstorms today.
- TODAYSLGTSlight Risk
- TOMORROWMRGLMarginal Risk
- DAY 3TSTMGeneral Thunderstorms
Scattered severe storms possible. A few tornadoes, hail, and damaging wind gusts possible.
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 Rio Grande
- 45614
- 45674