Cleveland, Ohio Weather
Day 93 of summer. Read today’s microseason across nine climate regions →
Cleveland weather forecast — hour by hour, 7-day outlook, NOAA radar
Conditions updated 5:41 AM EDT · Open-Meteo
- TodaySep 21Heavy Rain later37%0.86″66°56°—
- TuesdaySep 22Overcast28%—62°55°-4°
- WednesdaySep 23Light Showers35%0.07″61°54°-1°
- ThursdaySep 24Overcast12%—69°53°+8°
- FridaySep 25Mostly Clear——65°52°-4°
- SaturdaySep 26Overcast——67°59°+2°
- SundaySep 27Overcast——69°59°+2°
Air quality now AQI 50 · Good
AQI 50 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±3 points). Ozone at AQI 32. Overcast through the UV peak window (cloud cover ~100%) — 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 32. Overcast through the UV peak window (cloud cover ~100%) — afternoon ozone should stay flat.
- Present
- AQI 32
- UV peak
- 3.3 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 7
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
- 5:03 PM
- Moonset
- 1:41 AM
- In sign
- ♑︎ Capricorn
Cleveland at a glance
- Today vs. normal: Today averages 61°F (high 66°F, low 56°F), 2°F below the 63°F normal for Sep 21
- Last frost: April 8 (1991–2020 median, NOAA station 5 km away)
- Microseason: Sep 21–25
- Planting calendar: September — harvest tomatoes, peppers, beans, summer squash, winter squash
15-Day Forecast — Cleveland
- Mon66°56°37%
- Tue62°55°28%
- Wed61°54°35%
- Thu69°53°12%
- Fri65°52°1%
- Sat67°59°1%
- Sun69°59°2%
- Mon72°57°8%
- Tue74°59°16%
- Wed67°61°28%
- Thu64°60°26%
- Fri66°56°16%
- Sat72°56°16%
- Sun76°58°14%
- Mon80°65°16%
Forecast data from Open-Meteo (CC BY 4.0).
Live wind & temperature near Cleveland
Interactive wind and temperature map centered on Cleveland — it loads in your browser. Open the full weather map.
Right now in the garden
Late season
As of September 21, the first frost (around November 12) is about 7 weeks away. Frost-tender plants keep producing until then. This city's planting calendar for September: harvest tomatoes, peppers, beans, summer squash, and winter squash.
Sun & seasons in Cleveland
Cleveland sits in Cuyahoga County, where the year’s longest day runs 15h 11m of daylight and its shortest just 9h 10m — a swing of +6h 1m 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 220 miles to the SW. The nearest town Cleveland tracks is Mentor, roughly 23 miles to the NE.
Air quality in Cleveland
Air quality in Cleveland’s county has held roughly steady since 2020; its cleanest year on record was 2025 (median AQI 53). See the full air-quality history for Cleveland.
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| March | lettuce, peas, spinach, radishes | — |
| April | lettuce, peas, spinach, radishes | spinach, radishes |
| May | tomatoes, peppers, beans, squash | lettuce, peas, spinach, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, spinach, garlic |
| July | tomatoes, peppers, beans, squash | peas, beans, summer squash, garlic |
| August | tomatoes, peppers, beans, squash, fall brassicas, carrots | tomatoes, peppers, beans, summer squash |
| September | — | tomatoes, peppers, beans, summer squash, winter squash |
| October | garlic (overwinter) | tomatoes, peppers, beans, summer squash, winter squash |
| November | — | tomatoes, peppers, beans, summer squash, winter squash, fall brassicas, carrots |
| December | — | fall brassicas, carrots |
A year in weather
Cleveland's warmest month is July (~74°F mean) and its coldest is January (~25°F). Rainfall peaks in May (4.2 inches) and bottoms out in February (2.9 inches).
| Month | Mean temp | Precip |
|---|---|---|
| January | 25° | 3.0″ |
| February | 28° | 2.9″ |
| March | 36° | 3.6″ |
| April | 48° | 3.7″ |
| May | 58° | 4.2″ |
| June | 68° | 4.0″ |
| July | 74° | 3.7″ |
| August | 72° | 3.5″ |
| September | 66° | 3.3″ |
| October | 54° | 3.3″ |
| November | 41° | 3.5″ |
| December | 30° | 3.5″ |
Regional context
Similar climates Newburgh Heights, OH, Cuyahoga Heights, OH, Brooklyn Heights, OH
Per modelled 1991-2020 normals (EC_Earth3P_HR model via Open-Meteo), Cleveland runs from a 25°F January mean to 74°F in July, a 48°F seasonal spread, with near 42.1 inches of precipitation.
Cleveland's precipitation spreads evenly across the seasons: May peaks at 4.2 inches, while February holds 2.9 inches — no season dominates Cleveland's rain calendar. That even rhythm groups Cleveland with places like Newburgh Heights, OH, Cuyahoga Heights, OH and Brooklyn Heights, OH.
Cleveland reaches its last hard frost near April 8; that is the cue for kale, peas, spinach, and parsnips. Heat-demanding starts go out a fortnight on in Cleveland, after the soil warms and cold snaps clear. Frost returns to Cleveland near November 12, ending the tender-crop season. Open lawns in Cleveland whiten first when frost returns.
Similar climates: Newburgh Heights, OH, Cuyahoga Heights, OH, Brooklyn Heights, OH, Brooklyn, OH, Linndale, OH.
Frequently asked
- When does it freeze in Cleveland?
- Frost typically leaves Cleveland by April 8 and returns to Cleveland near November 12.
- What is the rainy season in Cleveland?
- Rainfall in Cleveland peaks in May near 4.2 inches, out of about 42 inches annually.
- What is the warmest month in Cleveland?
- On average July tops the year in Cleveland at about 74°F.
- What is the coldest month in Cleveland?
- The coldest stretch in Cleveland falls in January, around 25°F on average.
- When can I start a vegetable garden in Cleveland?
- In Cleveland, sow peas and hardy greens around April 8; Cleveland's tomatoes and peppers wait two weeks more.
- What hardiness zone is Cleveland?
- Because Cleveland bottoms near 25°F in January, that winter low sets Cleveland's USDA zone — verify by ZIP.
- What is the 10-day forecast for Cleveland?
- Cleveland'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 Cleveland?
- See this week's day-by-day rain chances for Cleveland in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Cleveland?
- Current conditions for Cleveland and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Cleveland forecast updated?
- The Cleveland forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Cleveland?
- Today's sunrise and sunset times for Cleveland 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 Cleveland?
- The next few days in Cleveland's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Cleveland sits at 41.5°N; its climate zone is warm-summer humid continental (Köppen approximation).
ZIP codes in Cleveland
- 44101
- 44102
- 44103
- 44104
- 44105
- 44106
- 44108
- 44109
- 44110
- 44111
- 44112
- 44113
- 44114
- 44115
- 44118
- 44119
- 44120
- 44121
- 44124
- 44125
- 44126
- 44127
- 44128
- 44129
- 44130
- 44134
- 44135
- 44143
- 44144
- 44181
- 44190
- 44191
- 44192
- 44193
- 44194
- 44195
- 44197
- 44198
- 44199