Middletown, Ohio Weather
Dusk arrives one minute earlier each night. Day 43 of summer. Read this microseason across nine climate regions →
Middletown weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayAug 2Overcast30%—77°69°—
- MondayAug 3Overcast——81°64°+4°
- TuesdayAug 4Overcast——83°60°+2°
- WednesdayAug 5Thunderstorm32%—87°67°+4°
- ThursdayAug 6Overcast28%—90°69°+3°
- FridayAug 7Thunderstorm35%—87°68°-3°
- SaturdayAug 8T-storm w/ Hail31%—91°71°+4°
AQI 47 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 6.7 µg/m³, PM10 at 6.7 µg/m³ — typical background levels with no transport signature.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
PM × Wind × Precip
PM2.5 at 6.7 µg/m³, PM10 at 6.7 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 1.00
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- background
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).
Red sky at night, sailor's delight.
- Moonrise
- 10:20 PM
- Moonset
- 10:41 AM
- In sign
- ♓︎ Pisces
Dusk arrives one minute earlier each night
Middletown at a glance
- Today vs. normal: 9°F above the seasonal normal for this latitude
- Last frost: April 13 (climatological average for this latitude)
- Microseason: Aug 1–5
- Planting window: Sow fall peas. Start kale and collard seedlings for fall.
ZIP codes: 45042, 45044
16-Day Forecast — Middletown
- Sun77°69°30%
- Mon81°64°4%
- Tue83°60°3%
- Wed87°67°32%
- Thu90°69°28%
- Fri87°68°35%
- Sat91°71°31%
- Sun92°71°25%
- Mon91°73°26%
- Tue84°68°26%
- Wed92°70°25%
- Thu93°73°26%
- Fri96°75°30%
- Sat93°75°35%
- Sun87°70°32%
- Mon88°68°26%
Forecast data from Open-Meteo (CC BY 4.0).
Live wind & temperature near Middletown
Right now in the garden
Peak growing season
As of August 2, 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 — Middletown
SPC includes Middletown 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.
Sun & seasons in Middletown
Middletown sits in Butler County, where the year’s longest day runs 14h 58m of daylight and its shortest just 9h 23m — a swing of +5h 35m between the June and December solstices. Clocks spring forward on Sunday, March 8, 2026 and fall back on Sunday, November 1, 2026.
Cincinnati, the state’s largest city, lies about 26 miles to the SSW. The nearest town Middletown tracks is Dayton, roughly 21 miles to the NNE.
Air quality in Middletown’s county has trended dirtier since 2020; its cleanest year on record was 2020 (median AQI 41). See the full air-quality history for Middletown.
ZIP codes in Middletown
- 45044
- 45005
- 45042