Pioneer, Ohio Weather
Day 50 of autumn. Read today’s microseason across nine climate regions →
Pioneer weather forecast — hour by hour, 7-day outlook, NOAA radar
Conditions updated 2:31 PM EST · Open-Meteo
- TodayNov 10Clear——64°39°—
- WednesdayNov 11Overcast44%—56°35°-8°
- ThursdayNov 12Heavy Drizzle38%0.01″45°31°-11°
- FridayNov 13Overcast——43°29°-2°
- SaturdayNov 14Partly Cloudy——43°27°0°
- SundayNov 15Overcast——45°29°+2°
- MondayNov 16Overcast——44°38°-1°
Air quality now AQI 19 · Good
AQI 19 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±3 points). Ozone at AQI 31 now. With UV 1.7 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 7.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 9 PM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 31 now. With UV 1.7 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 7.
- Present
- AQI 31
- UV peak
- 1.7 at 1 PM
- Sky at peak
- clear
- 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).
When the wind is in the west, the weather is at its best.
- Moonrise
- 9:03 AM
- Moonset
- 5:57 PM
- In sign
- ♐︎ Sagittarius
Pioneer at a glance
- Today vs. normal: Today averages 52°F (high 64°F, low 39°F), 11°F above the 41°F normal for Nov 10
- Last frost: April 28 (1991–2020 median, NOAA station 12 km away)
- Microseason: Nov 6–10
- Planting calendar: November — harvest fall brassicas, carrots
16-Day Forecast — Pioneer
- Tue64°40°0%
- Wed56°35°44%
- Thu45°31°38%
- Fri43°29°3%
- Sat43°27°0%
- Sun45°29°2%
- Mon44°38°3%
- Tue48°36°3%
- Wed48°32°1%
- Thu51°34°6%
- Fri62°45°10%
- Sat61°48°35%
- Sun62°36°46%
- Mon36°24°29%
- Tue32°22°14%
- Wed39°22°11%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Post-frost dormancy
As of November 10, the season's first frost (typically October 18) is due or past. Bring frost-tender plants indoors, mulch overwintering beds, and turn spent plantings under. This city's planting calendar for November: harvest fall brassicas and carrots.
SPC Convective Outlook
Storm Prediction Center — Pioneer
SPC includes Pioneer in the general thunderstorm area tomorrow — no severe risk, but storms are possible.
- TODAYNONENo severe risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3NONENo severe risk
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook.
Sun & seasons in Pioneer
Pioneer sits in Williams County, where the year’s longest day runs 15h 12m of daylight and its shortest just 9h 9m — a swing of +6h 3m 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 175 miles to the S. The nearest town Pioneer tracks is Liberty Center, roughly 32 miles to the ESE.
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 | 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
July is Pioneer's warmest stretch (~73°F) and January its coldest (~24°F); precipitation crests in May at 4.3 inches and ebbs in February to 2.2 inches.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 24° | 2.4″ | 11 |
| February | 27° | 2.2″ | 9 |
| March | 36° | 2.6″ | 10 |
| April | 48° | 3.6″ | 12 |
| May | 59° | 4.3″ | 13 |
| June | 69° | 3.8″ | 10 |
| July | 73° | 3.5″ | 9 |
| August | 71° | 4.1″ | 10 |
| September | 64° | 3.1″ | 9 |
| October | 52° | 2.8″ | 10 |
| November | 39° | 3.1″ | 11 |
| December | 30° | 2.4″ | 10 |
Regional context
Similar climates Kunkle, OH, Holiday City, OH, Lake Seneca, OH
In Pioneer, NOAA NCEI 1991-2020 normals put January near 24°F and July near 73°F — a 49°F seasonal arc — with about 37.9 inches of precipitation over 122 rainy or snowy days.
Pioneer's rain peaks in summer: May brings 4.3 inches over 12.5 thunderstorm-fed days, while February sees just 2.2 inches across 8.9 days under cooler, drier air. Pioneer shares that warm-season-wet pattern with places like Kunkle, OH, Holiday City, OH and Lake Seneca, OH.
Once Pioneer passes April 28, freezes fade and Pioneer's beds take kale, peas, spinach, and parsnips. Heat-demanding starts go out a fortnight on in Pioneer, after the soil warms and cold snaps clear. By October 18, frost is back in Pioneer — protect or harvest anything tender. That date is a median: Pioneer freezes sooner in half of years.
Similar climates: Kunkle, OH, Holiday City, OH, Lake Seneca, OH, Alvordton, OH, Montpelier, OH.
Frequently asked
- When does it freeze in Pioneer?
- In Pioneer, expect the last spring frost near April 28; Pioneer's first autumn frost comes around October 18.
- What is the rainy season in Pioneer?
- Rainfall in Pioneer peaks in May near 4.3 inches, out of about 38 inches annually.
- What is the warmest month in Pioneer?
- On average July tops the year in Pioneer at about 73°F.
- What is the coldest month in Pioneer?
- The coldest stretch in Pioneer falls in January, around 24°F on average.
- When can I start a vegetable garden in Pioneer?
- Around April 28, start frost-hardy crops in Pioneer; tomatoes and basil belong a fortnight later.
- How many rainy days does Pioneer get?
- Pioneer records around 122 days of measurable precipitation annually.
- What hardiness zone is Pioneer?
- Since January in Pioneer averages 24°F, Pioneer's USDA zone follows that floor — confirm it by ZIP.
- What is the 10-day forecast for Pioneer?
- Pioneer'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 Pioneer?
- See this week's day-by-day rain chances for Pioneer in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Pioneer?
- Current conditions for Pioneer and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Pioneer forecast updated?
- The Pioneer forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Pioneer?
- Today's sunrise and sunset times for Pioneer 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 Pioneer?
- The next few days in Pioneer's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Pioneer sits at 41.7°N; its climate zone is warm-summer humid continental (Köppen approximation).
ZIP codes in Pioneer
- 43554