Coldstream, Ontario Weather
Coldstream, 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 Coldstream in Middlesex.
Marine forecast and fishing conditions near Coldstream.
Flight conditions near Coldstream. Data source: locating…
Soil conditions, frost risk and crop weather for Coldstream.
About Coldstream, Ontario
Coldstream is a locality in Middlesex, Ontario, Canada. It is classified as a village / hamlet. Coldstream is located at 43.0192°N, 81.4997°W. It observes Eastern Time (UTC−5 / −4). Postal code area: N7G.
Coldstream rests within the fertile, low-lying plains of Southwestern Ontario, where the Sydenham River traces a slow, deliberate path through the heavy earth. It lies 22.5 km west-north-west of London, ON (from London, ON: bearing 285°T), and is situated 12.3 km north of Mount Brydges. The terrain here holds a quiet stillness, defined by the expansive reach of the Coldstream Conservation Area, which preserves the native character of the land against the encroachment of the surrounding fields. At dusk, the light catches the moisture rising from the riverbanks, turning the air a pale, bruised violet that clings to the stalks of late-season crops. The horizon appears vast and uncomplicated, anchoring the senses in a landscape that prioritizes the steady, cyclical work of the seasons over the frantic pace of modern centers. The history of Coldstream remains rooted in the agricultural ambition of early settlers who recognized the inherent value of this rich, dark soil. Local industry operates in harmony with the rhythm of the harvest, while the presence of the Coldstream Conservation Area serves as a living reminder of the natural environment that preceded the arrival of the plow. Life in Coldstream follows the quiet pulse of rural existence, where the maintenance of the land and the preservation of communal ties provide the primary focus for those who reside here. Even as the modern world shifts, Coldstream maintains a distinct gravity, grounded in the physical reality of the river and the enduring productivity of the fields that stretch toward every edge of the horizon.
Live animated radar for Coldstream 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 | Coldstream, Middlesex, Ontario |
| Coordinates | 43.019167°N, 81.499722°W |
| Timezone | Eastern Time (UTC−5 / −4) |
| Postal FSA | N7G |
| 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 Coldstream, Ontario Weather Page
This page provides live weather conditions and forecasts for Coldstream, 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 Coldstream includes coordinates 43.019167°N, 81.499722°W, situated in Middlesex. Postal FSA: N7G. 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.