De Grassi Point, Ontario Weather
De Grassi Point, 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 De Grassi Point in Simcoe.
Marine forecast and fishing conditions near De Grassi Point.
Flight conditions near De Grassi Point. Data source: locating…
Soil conditions, frost risk and crop weather for De Grassi Point.
About De Grassi Point, Ontario
De Grassi Point is a compact rural community in Simcoe, Ontario, Canada. It is classified as a small locality. De Grassi Point is located at 44.2552°N, 79.5295°W. It observes Eastern Time (UTC−5 / −4). Postal code area: L4P.
De Grassi Point projects into the quiet reaches of Lake Simcoe, where the land maintains a steady, watchful presence over the water. It lies 17.4 km south-east of Barrie, ON (from Barrie, ON: bearing 138°T), and is situated 7.4 km east-south-east of Innisfil. The shoreline here possesses a particular clarity, marked by limestone shelves and the patient accumulation of glacial drift that gives the terrain its low, deliberate relief. Near the gentle rise of the Little Hell Hill, the air often holds the cool, damp breath of the lake, particularly as the evening light stretches long and thin across the sedge. While the Maskinonge (Jersey) River flows some distance away, its presence is felt in the subtle shifts of the water table and the way the local flora thrives in the moisture-laden soil. De Grassi Point has long served as a sanctuary for those drawn to the retreat of seasonal life, fostering a culture defined by the stewardship of its private shorelines and wooded groves. The historical development of De Grassi Point owes much to a tradition of summer settlement that prioritized the preservation of the natural canopy, keeping the pace of life measured against the seasonal cycles of the lake. Economic activity remains modest, focused on the maintenance of these legacy properties and the quiet commerce that supports a population deeply invested in the longevity of the landscape. Life here moves with the sun and the wind, a steady observation of the horizon where the sky meets the expanse of Lake Simcoe, undisturbed by the urgency found elsewhere.
Live animated radar for De Grassi Point 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 | De Grassi Point, Simcoe, Ontario |
| Coordinates | 44.25515°N, 79.52954°W |
| Timezone | Eastern Time (UTC−5 / −4) |
| Postal FSA | L4P |
| 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 De Grassi Point, Ontario Weather Page
This page provides live weather conditions and forecasts for De Grassi Point, 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 De Grassi Point includes coordinates 44.255150°N, 79.529540°W, situated in Simcoe. Postal FSA: L4P. 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.