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Colwyn, Pennsylvania Weather

Colwyn, Pennsylvania — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery for Colwyn, Delaware County.

🌡️ Current Conditions
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24-Hour Forecast
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Current Conditions Detail
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7-Day Forecast
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✈️ Aviation Weather

Flight conditions near Colwyn. Data source: locating…

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🌿 Air Quality
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About Colwyn, Pennsylvania

Colwyn breathes with the quiet hum of a place that has seen its share of seasons, its landscape a gentle slope towards the Delaware River, the terrain marked by modest hills and the winding paths of smaller creeks that feed into its larger neighbor. It lies 1.5 miles south-east of Upper Darby, PA (from Upper Darby, PA: bearing 136°T), and is situated 5.5 miles west-south-west of Philadelphia. The air here, especially on a late summer afternoon, carries a certain earthy sweetness, a blend of mown grass and the distant, subtle tang of industry. Mature oaks and maples, their branches reaching like old hands, cast dappled patterns across the sidewalks, and the houses, a mix of sturdy brick Victorians and more modern interpretations, seem to huddle together, sharing stories of years gone by. There’s a palpable sense of groundedness, as if the very soil beneath your feet remembers the footsteps of generations. This corner of Delaware County carries the echoes of its industrial past, a time when the rumble of trains and the clatter of machinery were the dominant sounds. Colwyn, like many communities in this region, drew its lifeblood from the mills and factories that once lined the riverbanks, their workers creating the goods that fueled a growing nation. While the large-scale manufacturing has largely receded, a quiet resilience persists, evident in the small businesses that still thrive, offering a handshake and a familiar face. The proximity to the river remains a defining characteristic, a watery artery that has always shaped the lives and livelihoods of those who call Colwyn home, offering moments of quiet reflection or the promise of a cool breeze on a warm day.

NWS Extended Forecast
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📡 Precipitation Radar

Live animated radar for Colwyn and surroundings — RainViewer.

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🛰️ Satellite Imagery

NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.

NOAA GOES-16 CONUS GEOCOLOR satellite animated loop
🛰️ GEOCOLOR loop 🌡️ Infrared (IR) 🌀 NHC Hurricane Satellite 🔗 NOAA Full Viewer

Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload

🌙 Astronomy
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LocationColwyn, Delaware County, Pennsylvania
Coordinates39.912335°N, 75.253794°W
TimezoneEastern Time (America/New_York)
ZIP Code(s)19023
Area Code215, 223, 267, 272, 412, 445, 484, 570, 582, 610, 717, 724, 814, 835, 878
Page generatedJuly 2026
Weather dataOpen-Meteo (open-source), NOAA National Weather Service

About This Colwyn, Pennsylvania Weather Page

This page provides live weather conditions and forecasts for Colwyn, Pennsylvania, including current conditions, a 24-hour hourly forecast, 7-day outlook, NWS extended text forecast, real-time aviation weather (live METAR and TAF reports from the nearest reporting airport, with a modeled estimate shown when no station is in range), precipitation radar and NOAA GOES-16 satellite imagery. 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 Colwyn includes coordinates 39.912335°N, 75.253794°W, situated in Delaware County. ZIP code 19023. 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. Aviation data is sourced from aviationweather.gov (NOAA), with a modeled estimate used where no nearby reporting station is available. 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.