Grahamsville, Ontario Weather
Grahamsville, 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 Grahamsville in Peel.
Marine forecast and fishing conditions near Grahamsville.
Flight conditions near Grahamsville. Data source: locating…
Soil conditions, frost risk and crop weather for Grahamsville.
About Grahamsville, Ontario
Grahamsville is a locality in Peel, Ontario, Canada. It is classified as a village / hamlet. Grahamsville is located at 43.7236°N, 79.6686°W. It observes Eastern Time (UTC−5 / −4). Postal code area: L6T.
Grahamsville rests in the quiet shadow of Sligo Hill, where the land holds a stillness that lingers long after the sun dips below the horizon. It lies 8.4 km east-north-east of Brampton, ON (from Brampton, ON: bearing 62°T), and is situated 15.4 km north of Mississauga. The soil here retains the cool, dense weight of the morning, and the light at dusk settles over the fields in long, amber slats that emphasize the subtle rise of the terrain. While the Humber River flows through the distance some 8 km away, the atmosphere in Grahamsville feels anchored by the nearby presence of the Claireville Reservoir, located just 4 km from the heart of the settlement. The air carries a crispness that suggests the vast, open fields that have defined this portion of Peel for generations, grounding Grahamsville in a landscape that values patience over speed. The history of Grahamsville emerges from the persistent labour of those who first cleared the timber to make way for homesteads and trade. Once a node for local agricultural exchange, Grahamsville grew alongside the needs of the surrounding farms, maintaining a practical economy that shifted as the region evolved from rural plots to its present character. The persistence of older, sturdy structures serves as a reminder of the families who built their lives near Sligo Hill, often marking their presence with simple, functional architecture. Today, the pace of life in Grahamsville reflects a transition from its agrarian roots toward a modern suburban integration, yet the underlying quietude remains, offering a stark contrast to the busier corridors of the province.
Live animated radar for Grahamsville 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 | Grahamsville, Peel, Ontario |
| Coordinates | 43.723611°N, 79.668611°W |
| Timezone | Eastern Time (UTC−5 / −4) |
| Postal FSA | L6T |
| 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 Grahamsville, Ontario Weather Page
This page provides live weather conditions and forecasts for Grahamsville, 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 Grahamsville includes coordinates 43.723611°N, 79.668611°W, situated in Peel. Postal FSA: L6T. 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.