Youngstown, Ohio Weather
Day 93 of summer. Read today’s microseason across nine climate regions →
Youngstown weather forecast — hour by hour, 7-day outlook, NOAA radar
Conditions updated 10:20 AM EDT · Open-Meteo
- TodaySep 21Light Rain later75%0.47″62°58°—
- TuesdaySep 22Light Drizzle44%0.03″60°55°-2°
- WednesdaySep 23Light Showers43%0.19″58°51°-2°
- ThursdaySep 24Overcast16%—67°50°+9°
- FridaySep 25Overcast——69°45°+2°
- SaturdaySep 26Overcast——72°46°+3°
- SundaySep 27Overcast——74°51°+2°
Air quality now AQI 36 · Good
AQI 36 (Good), driven by PM2.5. AQI down 5 over the last 6 hours (gradual decline). PM2.5 at 6.6 µg/m³, PM10 at 6.6 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 6.6 µg/m³, PM10 at 6.6 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 1.00
- Wind
- light
- Recent rain
- 1h 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).
September dries up ditches or breaks down bridges.
- Moonrise
- 4:57 PM
- Moonset
- 1:38 AM
- In sign
- ♑︎ Capricorn
Youngstown at a glance
- Today vs. normal: Today averages 60°F (high 62°F, low 58°F), 3°F below the 63°F normal for Sep 21
- Last frost: May 1 (1991–2020 median, NOAA station 17 km away)
- Microseason: Sep 21–25
- Planting calendar: September — plant garlic (overwinter); harvest tomatoes, peppers, beans, summer squash, winter squash
16-Day Forecast — Youngstown
- Mon62°58°75%
- Tue60°55°44%
- Wed58°51°43%
- Thu67°50°16%
- Fri69°45°1%
- Sat72°46°2%
- Sun74°51°2%
- Mon74°58°7%
- Tue81°60°14%
- Wed72°61°26%
- Thu72°54°23%
- Fri69°53°20%
- Sat81°58°23%
- Sun74°64°23%
- Mon62°47°23%
- Tue56°44°26%
Forecast data from Open-Meteo (CC BY 4.0).
Live wind & temperature near Youngstown
Interactive wind and temperature map centered on Youngstown — it loads in your browser. Open the full weather map.
Right now in the garden
Fall planting + final harvests
As of September 21, the season's first frost (typically October 17) is approaching. Pick what frost-tender plants still carry before the next cold front. This city's planting calendar for September: plant garlic (overwinter); harvest tomatoes, peppers, beans, summer squash, and winter squash.
Sun & seasons in Youngstown
Youngstown sits in Mahoning County, where the year’s longest day runs 15h 8m of daylight and its shortest just 9h 13m — a swing of +5h 56m 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 245 miles to the WSW. The nearest town Youngstown tracks is Homeworth, roughly 28 miles to the SW.
Air quality in Youngstown
Air quality in Youngstown’s county has held roughly steady since 2020; its cleanest year on record was 2020 (median AQI 43). See the full air-quality history for Youngstown.
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| April | lettuce, peas, spinach, radishes | — |
| May | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, spinach, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, spinach, radishes |
| July | tomatoes, peppers, beans, squash, fall brassicas, carrots | lettuce, peas, spinach, beans, summer squash, garlic |
| August | beans, squash, fall brassicas, carrots | tomatoes, peppers, beans, summer squash, garlic |
| September | garlic (overwinter) | tomatoes, peppers, beans, summer squash, winter squash |
| October | — | tomatoes, peppers, beans, summer squash, winter squash, fall brassicas, carrots |
| November | — | fall brassicas, carrots |
A year in weather
Youngstown peaks at about 72°F in July and bottoms near 26°F in January; May brings the heaviest rain (4.6 inches) and February the least (2.9 inches).
| Month | Mean temp | Precip |
|---|---|---|
| January | 26° | 3.1″ |
| February | 28° | 2.9″ |
| March | 37° | 3.9″ |
| April | 49° | 4.0″ |
| May | 58° | 4.6″ |
| June | 67° | 4.1″ |
| July | 72° | 4.1″ |
| August | 71° | 3.5″ |
| September | 65° | 3.2″ |
| October | 54° | 3.0″ |
| November | 40° | 3.1″ |
| December | 30° | 3.6″ |
Regional context
Similar climates Campbell, OH, Struthers, OH, Maplewood Park, OH
By modelled 1991-2020 normals (EC_Earth3P_HR model via Open-Meteo), Youngstown sees 26°F Januarys and 72°F Julys, a 47°F range, plus around 43 inches of precipitation.
Youngstown's precipitation spreads evenly across the seasons: May peaks at 4.6 inches, while February holds 2.9 inches — no season dominates Youngstown's rain calendar. That lines Youngstown up with places like Campbell, OH, Struthers, OH and Maplewood Park, OH, fed by overlapping storm tracks.
By May 1 the frosts ease in Youngstown, opening the season for kale, peas, spinach, and parsnips. Warm-soil crops in Youngstown wait about two weeks past Youngstown's last frost, once the soil warms. Youngstown's window closes around October 17 as Youngstown's overnight lows return below freezing. In about half of years, Youngstown's last freeze comes after May 1.
Similar climates: Campbell, OH, Struthers, OH, Maplewood Park, OH, Austintown, OH, Churchill, OH.
Frequently asked
- When does it freeze in Youngstown?
- Frost typically leaves Youngstown by May 1 and returns to Youngstown near October 17.
- What is the rainy season in Youngstown?
- Rainfall in Youngstown peaks in May near 4.6 inches, out of about 43 inches annually.
- What is the warmest month in Youngstown?
- July is Youngstown's warmest month, averaging about 72°F.
- What is the coldest month in Youngstown?
- Youngstown bottoms out in January, with a mean near 26°F.
- When can I start a vegetable garden in Youngstown?
- Frost-hardy sowings begin at May 1 in Youngstown; warm-season starts follow two weeks on.
- What hardiness zone is Youngstown?
- Youngstown's USDA zone comes from its January mean (26°F); enter the ZIP on the USDA lookup for the number.
- What is the 10-day forecast for Youngstown?
- Youngstown's extended outlook — daily high and low temperatures and precipitation chances for each upcoming day — is in the daily forecast above.
- Will it rain this week in Youngstown?
- See this week's day-by-day rain chances for Youngstown in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Youngstown?
- Current conditions for Youngstown and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Youngstown forecast updated?
- The Youngstown forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Youngstown?
- Today's sunrise and sunset times for Youngstown are in the Almanac section above, along with civil dawn, civil dusk, and day length. Day length is longest near the summer solstice and shortest near the winter solstice.
- How accurate is the weather forecast for Youngstown?
- The next few days in Youngstown's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Youngstown sits at 41.1°N; its climate zone is warm-summer humid continental (Köppen approximation).
ZIP codes in Youngstown
- 44501
- 44502
- 44503
- 44504
- 44505
- 44506
- 44507
- 44509
- 44510
- 44511
- 44512
- 44514
- 44515
- 44555