If you planning to travel to Castle of the Dukes of Mazovia, Ostrow Mazowiecka, Poland, 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 5:39 AM. The temperature feels like 36.95 with a humidity level of 81 so dress accordingly. Cloud coverage is 0 percent with visibility at 14.9 percent. Today’s UV index is 2, don’t forget the sunscreen if you need it! Today’s winds are traveling south-southwest at a speed of 2 MPH. At the end of the day don’t miss the sunset at 2:49 PM.