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Le Déclin, Quebec Weather

Le Déclin, 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 Le Déclin in Vaudreuil-Dorion; Vaudreuil-Soulanges.

🌡️ 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 Le Déclin.

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

Flight conditions near Le Déclin. Data source: locating…

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🚜 Agricultural Weather

Soil conditions, frost risk and crop weather for Le Déclin.

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About Le Déclin, Quebec

Le Déclin is a locality in Vaudreuil-Dorion; Vaudreuil-Soulanges, Quebec, Canada. It is classified as a small locality. Le Déclin is located at 45.4000°N, 74.0167°W. It observes Eastern Time (UTC−5 / −4). Postal code area: J7V.

Le Déclin occupies a quiet, purposeful stretch of land where the earth yields to the expansive presence of Lac Saint-Louis. It lies 12.1 km south-east of Kanesatake, QC (from Kanesatake, QC: bearing 140°T), and is situated 14.5 km north-west of Beauharnois. The terrain maintains a subtle, low-lying posture, drawing its character from the winding flow of the Rivière Quinchien that marks the edges of the local topography. Nearby, the silhouette of Mont Saint-Pierre rises with a steady, enduring weight against the horizon, providing a natural anchor for the surrounding Vaudreuil-Soulanges landscape. When the light fades at dusk, the water of the lake takes on a polished, slate-like sheen, reflecting the cooling sky while the air grows heavy with the scent of damp soil and reeds. Residents find their orientation by these landmarks, recognizing the proximity of Parc national d'Oka, which sits a mere 9 km away, as a silent witness to the changing seasons and the migration of birds across the basin. The history of Le Déclin remains anchored to the agricultural and logistical shifts that defined the development of this part of Quebec, moving from early land grants to the modern infrastructure that now supports Vaudreuil-Dorion. Economic activity here has long been influenced by the accessibility of the waterways, which historically facilitated the movement of goods and shaped the modest, industrious nature of the local economy. While the Chutes Saint-Louis lie 14 km away, their distant presence serves as a reminder of the power inherent in the regional river systems that once drove early milling and local trade. Life in Le Déclin follows the quiet persistence of the current, where the daily routines of the people are marked by the shifting shadows of the trees and the steady, rhythmic pulse of a region that values its connection to the land.

Le Déclin se déploie avec une humilité souveraine sur les rives apaisées du Lac Saint-Louis, là où la lumière déclinante du soir semble s’attarder sur les eaux pour en épouser chaque ride. À proximité, le Mont Saint-Pierre veille sur cette étendue, offrant un relief discret qui contraste avec le murmure constant de la Rivière Quinchien, laquelle serpente à travers les terres basses avec une obstination tranquille. Les habitants entretiennent une relation intime avec ces horizons, façonnés par une agriculture patiente qui a su tirer parti de la fertilité des sols riverains. Le regard, porté vers le lointain, peut deviner l’écho lointain des Chutes Saint-Louis à quatorze kilomètres, tandis que la silhouette boisée du Parc national d’Oka, distant de neuf kilomètres, dessine une limite naturelle à la fois sauvage et protectrice. Le Déclin porte en lui le souvenir des premières occupations humaines, ces racines profondes qui s'abreuvent aux courants de la région de Vaudreuil-Soulanges. L'air y possède une texture particulière, chargée de l'humidité du lac et de la fraîcheur des forêts avoisinantes, conférant à ce site une quiétude rare qui défie le tumulte des époques. Les traditions locales, nourries par une terre généreuse, persistent dans le silence des champs et la régularité des marées douces, faisant de chaque journée une célébration de la permanence.

📡 Precipitation Radar

Live animated radar for Le Déclin 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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LocationLe Déclin, Vaudreuil-Dorion; Vaudreuil-Soulanges, Quebec
Coordinates45.4°N, 74.016667°W
TimezoneEastern Time (UTC−5 / −4)
Postal FSAJ7V
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 Le Déclin, Quebec Weather Page

This page provides live weather conditions and forecasts for Le Déclin, 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 Le Déclin includes coordinates 45.400000°N, 74.016667°W, situated in Vaudreuil-Dorion; Vaudreuil-Soulanges. Postal FSA: J7V. 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.