If you planning to travel to St. Catharine's Museum, St. Catharines, Ontario, Canada, here is your 6-day travel weather forecast to make sure you have all the essentials needed during your stay. Start your day when the sunrises at 9:47 AM. The temperature feels like 74.05 with a humidity level of 60 so dress accordingly. Cloud coverage is 8 percent with visibility at 14.3 percent. Today’s UV index is 10, don’t forget the sunscreen if you need it! Today’s winds are traveling east-northeast at a speed of 5 MPH. At the end of the day don’t miss the sunset at 12:55 AM.