Selwyn, Ontario Weather
Selwyn, 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 Selwyn in Peterborough.
Marine forecast and fishing conditions near Selwyn.
Flight conditions near Selwyn. Data source: locating…
Soil conditions, frost risk and crop weather for Selwyn.
About Selwyn, Ontario
Selwyn is a locality in Peterborough, Ontario, Canada. It has a population of 18,653. Selwyn is located at 44.4653°N, 78.3179°W. It observes Eastern Time (UTC−5 / −4). Postal code area: K9L.
Selwyn occupies a quiet stretch of land defined by the steady, rising presence of Armour Hill. It lies 18.3 km north of Peterborough, ON (from Peterborough, ON: bearing 4°T), and is situated 4.2 km east of Curve Lake. The air here holds a particular clarity, especially as the late afternoon light flattens against the earth and casts long, sharp shadows across the fields near the Selwyn Conservation Area. Just a few kilometers away, the surface of Upper Chemong Lake acts as a mirror for the changing sky, its edges softened by reeds and the slow encroachment of the woods. While the Mississagua River flows some distance off, its influence lingers in the damp, fertile quality of the soil and the way the wind carries a faint, cool moisture across the terrain. The identity of Selwyn rests upon a foundation of agricultural endurance and a steady, pragmatic approach to the changing seasons. Residents maintain a deep connection to the land, looking toward the distant water of Burleigh Falls as a marker of the wider geography that shapes their daily lives. The local economy persists in the quiet labor of cultivation and the careful management of the surrounding woods, reflecting a history of settlement that values consistency over spectacle. In Selwyn, the passage of time is marked not by grand gestures, but by the subtle shifts in the harvest and the way the community turns its attention toward the natural features that anchor the horizon.
Live animated radar for Selwyn 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 | Selwyn, Peterborough, Ontario |
| Coordinates | 44.46527°N, 78.31795°W |
| Timezone | Eastern Time (UTC−5 / −4) |
| Postal FSA | K9L |
| 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 Selwyn, Ontario Weather Page
This page provides live weather conditions and forecasts for Selwyn, 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 Selwyn includes coordinates 44.465270°N, 78.317950°W, situated in Peterborough. Postal FSA: K9L. 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.