Unionville, Pennsylvania Weather
Unionville, Pennsylvania — live current conditions, hourly and 7-day forecasts, NWS alerts, radar and satellite imagery, soil and crop conditions for Unionville, Butler County.
Full aviation weather for Unionville is published on the Pittsburgh/Butler Regional Airport (KBTP) page, 18 km away. It carries the current METAR decoded into plain language — surface wind, visibility, cloud layers and ceiling, temperature and dewpoint, and altimeter setting — alongside the raw observation as transmitted. 6 airfields within reach of Unionville have their own pages, listed below.
The Terminal Aerodrome Forecast (TAF) is shown across its full validity period, with each change group broken out so you can see when conditions are expected to shift. Flight category is derived automatically — VFR, MVFR, IFR or LIFR — from reported ceiling and visibility, with runway details and field elevation alongside. Observations update roughly hourly and forecasts several times a day.
Other airports near Unionville: Zelienople Municipal Airport (KPJC) 23 km · Grove City Airport (K29D) 28 km · New Castle Municipal Airport (KUCP) 39 km · Beaver County Airport (KBVI) 41 km · Venango Regional Airport (KFKL) 49 km
Conditions reported at KBTP describe the airfield itself. Weather 18 km away can differ, particularly in terrain or near the coast. For conditions at Unionville specifically, see the current conditions and forecast above.
Soil conditions, frost risk and crop weather for Unionville.
About Unionville, Pennsylvania
Unionville unfolds in a tapestry of rolling hills, where the land rises and falls with a quiet persistence, hinting at the bedrock beneath. It lies 24.4 miles north of McCandless, PA (from McCandless, PA: bearing 7°T), and is situated 6.5 miles north-north-west of Butler. The terrain here is a study in green and brown, a patchwork quilt of agricultural fields and mature woodlands that climb the slopes, their canopies whispering secrets to the wind. Small streams, ribbons of silver, thread their way through the valleys, their banks often fringed with willows that bend and sway with a natural grace. The air, especially in the early morning, carries a crisp, earthy scent, a testament to the fertile soil and the damp embrace of the forests that fringe the edges of the cultivated land. Dusk here can be a spectacle of soft, diffused light, where the shadows lengthen and the sky bleeds into hues of apricot and amethyst, imbuing the landscape with a profound stillness. The history of Unionville is deeply entwined with the land it occupies, its founding roots firmly planted in the agricultural potential of Butler County. For generations, the economy has drawn sustenance from the rich soil, with farms dotting the landscape, their barns standing as stoic markers of enduring labor. While agriculture remains a cornerstone, the area has also seen the quiet hum of light industry, a pragmatic adaptation to changing times that has allowed Unionville to maintain a steady, if unhurried, pace of life. The distinctive character of Unionville is not marked by grand monuments, but by the enduring spirit of its people and the subtle beauty of a place that has always been shaped by the seasons and the honest work of its inhabitants.
Live animated radar for Unionville and surroundings — RainViewer.
NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.
Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload
| Location | Unionville, Butler County, Pennsylvania |
| Coordinates | 40.941453°N, 79.962°W |
| Timezone | Eastern Time (America/New_York) |
| ZIP Code(s) | 15074, 19440, 19375, 19348 |
| Area Code | 215, 223, 267, 272, 412, 445, 484, 570, 582, 610, 717, 724, 814, 835, 878 |
| Page generated | September 2026 |
| Weather data | Open-Meteo (open-source), NOAA National Weather Service |
About This Unionville, Pennsylvania Weather Page
This page provides live weather conditions and forecasts for Unionville, Pennsylvania, including current conditions, a 24-hour hourly forecast, 7-day outlook, NWS extended text forecast, precipitation radar and NOAA GOES-16 satellite imagery. Aviation weather — live METAR observations and TAF forecasts — is published separately on the pages for the nearest reporting airports, linked from the aviation section above. Additional sections may include tide predictions, wave height, wave direction and sea-surface temperature, a barometric pressure trend, and a solunar-based fishing forecast with a fishing-conditions rating for coastal localities, and soil temperature, crop weather and live USGS river gauge data for agricultural areas near a monitored waterway. All data updates automatically on every page visit.
Location data for Unionville includes coordinates 40.941453°N, 79.962000°W, situated in Butler County. ZIP code 15074, 19440, 19375, 19348. Telephone area code: 215, 223, 267, 272, 412, 445, 484, 570, 582, 610, 717, 724, 814, 835, 878. Timezone: Eastern Time (America/New_York).
Weather data is sourced from the NOAA National Weather Service (NWS) and the open-source Open-Meteo API. River and stream data is sourced from the USGS National Water Information System. Tide predictions are sourced from NOAA CO-OPS; marine and solunar data are modeled from Open-Meteo and public sunrise/moon calculations and should be treated as a general guide alongside on-the-water conditions. Radar is provided by RainViewer. Satellite imagery is sourced from NOAA/NESDIS GOES-East and is public domain.
