Deer Park, Ohio Weather
Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Deer Park weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Partly Cloudy22%—95°74°—
- SundayJul 5Showers53%0.10″89°73°-6°
- MondayJul 6Light Drizzle39%0.02″76°67°-13°
- TuesdayJul 7Light Drizzle18%—81°62°+5°
- WednesdayJul 8Mostly Clear18%—88°62°+7°
- ThursdayJul 9Light Drizzle39%0.05″77°65°-11°
- FridayJul 10Drizzle57%—81°66°+4°
AQI 57 (Moderate), driven by PM2.5. AQI down 5 over the last 6 hours (gradual decline). PM2.5 at 20.0 µg/m³ (AQI 71) with a 0.97 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
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 20.0 µg/m³ (AQI 71) with a 0.97 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.97
- Wind
- calm
- 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
- 11:31 PM
- Moonset
- 10:43 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Deer Park at a glance
- Today vs. normal: 3°F above the seasonal normal for this latitude
- Last frost: April 11 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
15-Day Forecast — Deer Park
- Sat95°74°22%
- Sun89°73°53%
- Mon76°67°39%
- Tue81°62°18%
- Wed88°62°18%
- Thu77°65°39%
- Fri81°66°57%
- Sat87°67°38%
- Sun82°66°24%
- Mon89°64°13%
- Tue83°63°13%
- Wed78°59°32%
- Thu83°59°35%
- Fri85°63°43%
- Sat82°64°39%
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 — Deer Park
SPC has placed Deer Park 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.
Microseason · July 1–5
Cicadas claim the scorching afternoon
Dog-day cicadas emerge in waves, their rasp dominating every sunny hour; heat peaks above 90 degrees daily.
Day 185 of 365 · Wedge 37 of 72
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | — | — |
| April | lettuce, peas, spinach, radishes | — |
| May | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | tomatoes, peppers, beans, squash | tomatoes, beans, summer squash |
| August | — | tomatoes, beans, summer squash |
| September | fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| October | fall brassicas, garlic (overwinter), carrots | winter squash, tomatoes (last) |
| November | — | — |
| December | — | — |
A year in weather
Deer Park's warmest month is July (~78°F mean) and its coldest is January (~30°F). Rainfall peaks in May (4.4 inches) and bottoms out in September (2.3 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 30° | 3.0″ | 16 |
| February | 34° | 3.0″ | 15 |
| March | 43° | 4.1″ | 17 |
| April | 55° | 4.2″ | 18 |
| May | 63° | 4.4″ | 18 |
| June | 73° | 3.6″ | 16 |
| July | 78° | 3.4″ | 17 |
| August | 77° | 3.0″ | 16 |
| September | 70° | 2.3″ | 13 |
| October | 58° | 2.6″ | 11 |
| November | 44° | 3.1″ | 14 |
| December | 34° | 3.9″ | 16 |
Regional context
In Deer Park, NOAA NCEI 1991-2020 normals put January near 30°F and July near 78°F — a 47°F seasonal arc — with about 40.6 inches of precipitation over 187 rainy or snowy days.
Deer Park's precipitation spreads evenly: May peaks at 4.4 inches on 18.2 wet days, while September holds 2.3 inches over 13.0 — no month dominates Deer Park's rain calendar. That even rhythm groups Deer Park with places like Rossmoyne, OH, Dillonvale, OH and Silverton, OH.
Deer Park reaches its last hard frost near mid-April; that is the cue for peas, lettuce, spinach, and radishes. Deer Park's heat-lovers — tomatoes, peppers, squash — hold off until Deer Park's frost risk clears, 10-14 days on. Frost returns to Deer Park near mid-November, ending the tender-crop season. Deer Park's low ground holds frost later into spring than Deer Park's benches, which run 3-5 days ahead.
Similar climates: Rossmoyne, OH, Dillonvale, OH, Silverton, OH, Kenwood, OH, Amberley, OH.
Frequently asked
- When does it freeze in Deer Park?
- In Deer Park, expect the last spring frost near mid-April; Deer Park's first autumn frost comes around mid-November.
- What is the rainy season in Deer Park?
- May is the wettest month in Deer Park, about 4.4 inches on average; the year totals roughly 41 inches.
- What is the warmest month in Deer Park?
- Deer Park peaks in July, when the mean runs near 78°F.
- What is the coldest month in Deer Park?
- January is Deer Park's coldest month, averaging about 30°F.
- When can I start a vegetable garden in Deer Park?
- Hardy spring crops go in near mid-April in Deer Park; tender peppers and squash wait 10–14 days.
- How many rainy days does Deer Park get?
- Expect roughly 187 wet days a year in Deer Park.
- What hardiness zone is Deer Park?
- Since January in Deer Park averages 30°F, Deer Park's USDA zone follows that floor — confirm it by ZIP.
- What is the 10-day forecast for Deer Park?
- Deer Park'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 Deer Park?
- See this week's day-by-day rain chances for Deer Park in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Deer Park?
- Current conditions for Deer Park and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Deer Park forecast updated?
- The Deer Park forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Deer Park?
- Today's sunrise and sunset times for Deer Park 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 Deer Park?
- The next few days in Deer Park's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Set in a humid subtropical zone, Deer Park, Ohio swings from 30°F in the heart of winter to 78°F at midsummer — a 48°F arc.
Yearly precipitation in Deer Park totals around 41 inches, spread over about 187 days of rain or snow.
Deer Park's 48°F range, set by its 39.2°N position, drives frost timing and what thrives in Deer Park.
ZIP codes in Deer Park
- 45236