If you planning to travel to Oastler Lake Provincial Park, Parry Sound, 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 11:59 AM. The temperature feels like 39.2 with a humidity level of 77 so dress accordingly. Cloud coverage is 77 percent with visibility at 10.9 percent. Today’s UV index is 0, don’t forget the sunscreen if you need it! Today’s winds are traveling north-northwest at a speed of 11 MPH. At the end of the day don’t miss the sunset at 10:05 PM.