L'Assomption, Quebec Weather
L'Assomption, 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 L'Assomption in L'Assomption; L'Assomption.
Marine forecast and fishing conditions near L'Assomption.
Flight conditions near L'Assomption. Data source: locating…
Soil conditions, frost risk and crop weather for L'Assomption.
About L'Assomption, Quebec
L'Assomption is a town in L'Assomption; L'Assomption, Quebec, Canada. It has a population of 23,442. L'Assomption is located at 45.8111°N, 73.4314°W. It observes Eastern Time (UTC−5 / −4). Postal code area: J5W.
L'Assomption rests with a quiet weight upon the low, fertile plains that stretch toward the St. Lawrence, defined by the winding presence of the Rivière L'Assomption. It lies 23.6 km south of Joliette, QC (from Joliette, QC: bearing 178°T), and is situated 14.5 km south-west of Lavaltrie. The river serves as the lifeblood of the landscape, its currents carving a path through the earth that has long invited settlement and industry. L'Assomption maintains a character rooted in its agricultural heritage, where the golden light of late afternoon catches the fields, turning the horizon into a shimmer of dust and heat. While the distant, wilder reaches of Parc national des Îles-de-Boucherville remain twenty-two kilometers away and the quiet basin of Lac Maurice sits fifteen kilometers inland, L'Assomption itself feels anchored by the steady, persistent flow of its own namesake river. The pace of life here moves with the season, marked by the transformation of the surrounding lands and the steady, practical work of those who reside near the Le Coteau. History lingers in the architecture of the older streets, where the sturdy masonry reflects a past built on trade and the cultivation of the land, creating a sense of permanence that persists even as the modern economy shifts and evolves around the town’s enduring core.
L'Assomption déploie son architecture singulière sur les rives de la Rivière L'Assomption, là où le courant semble ralentir pour épouser la terre fertile du Québec. Les terres basses, héritières d'une longue tradition agricole, s'étendent avec une patience minérale sous un ciel changeant, tandis que la proximité du Saint-Laurent apporte une fraîcheur constante aux soirées d'été. À une distance mesurée, le Lac Maurice et le Parc national des Îles-de-Boucherville dessinent les contours d'un horizon où la nature demeure la compagne fidèle des habitants. L'Assomption conserve dans ses rues une élégance classique, rappelant les bâtisseurs qui ont su dompter ces sols riches pour ériger des demeures de pierre et de bois. L'économie locale, portée par une vitalité héritée des anciens marchés, se mêle aujourd'hui à une vie culturelle où le théâtre et les arts trouvent un écho particulier sous la lumière dorée du crépuscule. Le rythme quotidien s'accorde au souffle de la rivière, créant une atmosphère où le passé ne s'efface jamais tout à fait devant l'élan moderne. Ici, le paysage impose une retenue presque contemplative, offrant aux passants le spectacle d'une plaine généreuse dont la sérénité demeure intacte.
Live animated radar for L'Assomption 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 | L'Assomption, L'Assomption; L'Assomption, Quebec |
| Coordinates | 45.811088°N, 73.43136°W |
| Timezone | Eastern Time (UTC−5 / −4) |
| Postal FSA | J5W |
| Area Code | 263, 354, 367, 418, 438, 450, 514, 579, 581, 819, 873 |
| Page generated | July 2026 |
| Weather data | Open-Meteo (open-source), Environment and Climate Change Canada |
About This L'Assomption, Quebec Weather Page
This page provides live weather conditions and forecasts for L'Assomption, 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 L'Assomption includes coordinates 45.811088°N, 73.431360°W, situated in L'Assomption; L'Assomption. Postal FSA: J5W. 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.