Night Cloudy with a chance of rain-snow mix. Find the most current and reliable hourly weather forecasts, storm alerts, reports and information for Grafton, ON, CA with The Weather Network. Our interactive map allows you to see the local & national weather. Canadian Pacific Railway; All text, content, original photographs and any other media on this site are protected under Canadian copyright legislation. Now. Get directions, maps, and traffic for Grafton, ON. Weather News Maps ... Ontario. 20 October 2020 at 22:00-00:00: Cloudy, Temperature 9, 0 mm, Gentle breeze, 5 m/s from east-northeast Winds will be 9 kph from the ENE. Ontario Railway Stations Grafton. 21:42 +19.7 67.5. Grafton is a community in the province of Ontario.It is in Northumberland County, in the township of Alnwick/Haldimand.It is 12 km east of Cobourg, Ontario on the former Highway 2 (now County Road 2), with close access to Highway 401.The hamlet is near the geographically significant Oak Ridges Moraine at Rice Lake.Grafton was originally called Grover's Tavern until March, 1832. Source: Cobourg Public Library, ca. Outlook. Weather. Check flight prices and hotel availability for your visit. Plan you week with the help of our 10-day weather forecasts and weekend weather predictions for Grafton, Ontario, CA Dew point will be around -6C with an average humidity of 74%. Weather in Grafton for today, accurate weather forecast for today for Grafton, Ontario, Canada. 1914. Find the most current and reliable 7 day weather forecasts, storm alerts, reports and information for [city] with The Weather Network. Canadian Pacific Railway. Event Summary Page for December 24 - 25th Severe Weather, Flooding, and Damaging Winds; The National Weather Service is soliciting comments through January 7, 2021, on the discontinuance of certain short-fused warning update statements. Significant shift in the pattern ends national weather divide. High temperature around 0C. ... Spooky skies over Ontario, the culprit is thousands of kilometres away. Day Mostly cloudy. Weather in Grafton today. Ontario Weather Radar | AccuWeather. Total snow accumulation less than one inch. Interactive Future Radar Forecast Next 12 to 72 Hours. Related railways. Be prepared with the most accurate 10-day forecast for Grafton, ND with highs, lows, chance of precipitation from The Weather Channel and See the latest Ontario Doppler radar weather map including areas of rain, snow and ice.