Winchester, Ontario Weather
Winchester, Ontario — live current conditions, hourly and 7-day forecasts, ECCC alerts, aviation weather, radar and satellite imagery, marine and fishing conditions with a solunar forecast, soil and crop conditions for Winchester in Dundas.
Marine forecast and fishing conditions near Winchester.
Flight conditions near Winchester. Data source: locating…
Soil conditions, frost risk and crop weather for Winchester.
About Winchester, Ontario
Winchester is a community in Dundas, Ontario, Canada. It is classified as a town. Winchester is located at 45.0919°N, 75.3521°W. It observes Eastern Time (UTC−5 / −4). Postal code area: K4R.
Winchester sits firmly upon the level, fertile expanses of eastern Ontario, defined by the quiet persistence of the South Nation River. It lies 27.5 km north of Iroquois, ON (from Iroquois, ON: bearing 355°T), and is situated 15.5 km north-west of Williamsburg. The South Nation River carves a deliberate path through the terrain, its current acting as a silent pulse that anchors the geography near the slight, ancient rise of the Kerrs Ridge. As the afternoon light shifts, the flat horizon takes on a bruised, violet hue, casting long shadows that seem to stretch across the fields until they dissolve into the deepening sky. This landscape holds a stillness that is rarely broken, save for the wind brushing against the open plains. The economy of Winchester remains deeply rooted in the productivity of its surrounding soil, sustaining a tradition of agriculture that dictates the seasonal pulse of the streets. Beyond the fields, Winchester functions as a vital hub for the local region, where the persistence of small-scale industry and commerce provides a steady foundation for daily life. Historical buildings stand as markers of a settled past, maintaining a dignity that survives beneath the modern veneer of utility. In the evenings, the air carries a faint, sharp scent of turned earth and cooling metal, a sensory reminder of the labor that continues to shape the character of Winchester.
Live animated radar for Winchester and surroundings — RainViewer.
NOAA GOES-19 GEOCOLOR — Canada / Northern U.S. sector. Auto-refreshes every 10 minutes on page reload. Frames the whole country from Newfoundland to the BC coast, plus adjacent Pacific and Atlantic storm approaches.
Source: NOAA/NESDIS GOES-19 · Public domain · Sector code can (Canada / Northern U.S.) · Auto-updates on page reload
| Location | Winchester, Dundas, Ontario |
| Coordinates | 45.09193°N, 75.35212°W |
| Timezone | Eastern Time (UTC−5 / −4) |
| Postal FSA | K4R |
| Area Code | 226, 249, 289, 343, 365, 382, 416, 437, 519, 548, 613, 647, 705, 742, 807, 905 |
| Page generated | July 2026 |
| Weather data | Open-Meteo (open-source), Environment and Climate Change Canada |
About This Winchester, Ontario Weather Page
This page provides live weather conditions and forecasts for Winchester, Ontario, including current conditions, a 24-hour hourly forecast, 7-day outlook, ECCC extended text forecast, real-time aviation weather (live METAR and TAF reports from the nearest reporting airport, with a modelled estimate shown when no station is in range), precipitation radar and NOAA GOES satellite imagery. Additional sections may include marine and fishing conditions with a solunar forecast for coastal localities, and soil temperature, crop weather and live Water Survey of Canada river gauge data for agricultural areas near a monitored waterway. All data updates automatically on every page visit.
Location data for Winchester includes coordinates 45.091930°N, 75.352120°W, situated in Dundas. Postal FSA: K4R. Telephone area code: 226, 249, 289, 343, 365, 382, 416, 437, 519, 548, 613, 647, 705, 742, 807, 905. Timezone: Eastern Time (UTC−5 / −4).
Weather data is sourced from Environment and Climate Change Canada (ECCC) and the open-source Open-Meteo API. Aviation data is sourced from aviationweather.gov, with a modelled estimate used where no nearby reporting station is available. River and stream data is sourced from Water Survey of Canada (WSC) via the ECCC GeoMet realtime hydrometric feed. Marine and solunar data are modelled 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-19 and is public domain.