If you planning to travel to Tachikawa Park, Tachikawa, Japan, 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 7:53 PM. The temperature feels like 97.4 with a humidity level of 57 so dress accordingly. Cloud coverage is 20 percent with visibility at 14.9 percent. Today’s UV index is 10, don’t forget the sunscreen if you need it! Today’s winds are traveling south-southwest at a speed of 10 MPH. At the end of the day don’t miss the sunset at 9:36 AM.