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Saint-Marc-sur-Richelieu, Quebec Weather

Saint-Marc-sur-Richelieu, Quebec — 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 Saint-Marc-sur-Richelieu in Saint-Marc-sur-Richelieu; La Vallée-du-Richelieu.

🌡️ 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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ECCC Extended Forecast
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🌊 Marine & Fishing

Marine forecast and fishing conditions near Saint-Marc-sur-Richelieu.

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🎣 Best times to fish today (solunar)
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✈️ Aviation Weather

Flight conditions near Saint-Marc-sur-Richelieu. Data source: locating…

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🚜 Agricultural Weather

Soil conditions, frost risk and crop weather for Saint-Marc-sur-Richelieu.

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About Saint-Marc-sur-Richelieu, Quebec

Saint-Marc-sur-Richelieu is a municipality in Saint-Marc-sur-Richelieu; La Vallée-du-Richelieu, Quebec, Canada. It has a population of approximately 2,245. Saint-Marc-sur-Richelieu is located at 45.6833°N, 73.2000°W. It observes Eastern Time (UTC−5 / −4). Postal code area: J3G.

Saint-Marc-sur-Richelieu rests along the banks of the Rivière Richelieu, defined by a horizon that settles low over the fertile earth near the Coteau de Salvail. It lies 20.7 km west-north-west of Saint-Hyacinthe, QC (from Saint-Hyacinthe, QC: bearing 288°T), and is situated 12.9 km north of Belœil. The light here possesses a peculiar, heavy clarity at dusk, turning the surface of the Rivière Richelieu into a sheet of hammered silver that reflects the slow passage of the clouds. Beyond the immediate banks, the land stretches out toward the horizon with a quiet, agricultural persistence, while the distant, shadowed silhouette of Parc national du Mont-Saint-Bruno marks the edge of the wider landscape. The history of Saint-Marc-sur-Richelieu is anchored in the life of the river, which served as a vital artery for trade and movement long before the current roads assumed their dominance. Today, the economy leans into the richness of the soil and the quietude of a life lived close to the cycles of the harvest, where the air often carries the scent of damp earth and coming weather. Traditions persist in the way the morning light strikes the older farmsteads, revealing a certain stoic architecture that has endured through changing seasons. Residents maintain a connection to the land that feels both practical and deeply ingrained, moving through their days with a steady purpose that acknowledges the weight of local heritage without needing to declare it aloud.

Saint-Marc-sur-Richelieu s’étire avec une patience tranquille sur les rives de la Rivière Richelieu, là où la terre fertile de la vallée semble absorber la lumière dorée des fins de journée pour mieux la restituer aux champs. Dans ce plat pays aux horizons ouverts, le Coteau de Salvail dessine une ondulation familière dans le relief, offrant une perspective apaisante sur les terres agricoles qui ont forgé, par leur labeur et leur ténacité, l’identité profonde de ses habitants. À dix-sept kilomètres de distance, le Parc national du Mont-Saint-Bruno domine le paysage de sa masse boisée, rappelant par sa présence lointaine la vastitude naturelle qui ceinture cette parcelle de vie. La vie quotidienne à Saint-Marc-sur-Richelieu suit le rythme lent de l’eau qui s’écoule, une cadence presque imperceptible qui imprègne les gestes des gens, des travaux des champs jusqu’au calme des demeures bordant le cours d'eau. Les traditions s’y transmettent sans fracas, dans le silence des soirées où l’air se rafraîchit, laissant deviner une histoire humaine faite de patience et de respect pour les cycles de la nature. Chaque façade, chaque chemin qui longe la rive porte en lui la mémoire d’une occupation ancienne, faisant de Saint-Marc-sur-Richelieu un espace où la modernité s’efface devant la permanence des éléments.

📡 Precipitation Radar

Live animated radar for Saint-Marc-sur-Richelieu and surroundings — RainViewer.

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🛰️ Satellite Imagery

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.

NOAA GOES-19 GEOCOLOR — Canada / Northern U.S. sector
🎬 Animated loop 🔍 Higher resolution (1125×560) 🌡️ Infrared (IR) view 🇨🇦 ECCC Satellite Viewer

Source: NOAA/NESDIS GOES-19 · Public domain · Sector code can (Canada / Northern U.S.) · Auto-updates on page reload

🌙 Astronomy
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LocationSaint-Marc-sur-Richelieu, Saint-Marc-sur-Richelieu; La Vallée-du-Richelieu, Quebec
Coordinates45.683333°N, 73.2°W
TimezoneEastern Time (UTC−5 / −4)
Postal FSAJ3G
Area Code263, 354, 367, 418, 438, 450, 514, 579, 581, 819, 873
Page generatedJuly 2026
Weather dataOpen-Meteo (open-source), Environment and Climate Change Canada

About This Saint-Marc-sur-Richelieu, Quebec Weather Page

This page provides live weather conditions and forecasts for Saint-Marc-sur-Richelieu, Quebec, 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 Saint-Marc-sur-Richelieu includes coordinates 45.683333°N, 73.200000°W, situated in Saint-Marc-sur-Richelieu; La Vallée-du-Richelieu. Postal FSA: J3G. Telephone area code: 263, 354, 367, 418, 438, 450, 514, 579, 581, 819, 873. 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.