Each morning, Westborough Patch presents “5 Things You Need to Know,” a collection of announcements, events, reminders and odd little ditties to help you organize your day. What will you be doing today?

1. The Rotary Club of Westborough meets at noon at The Chateau.

2. Support WHS athletics: the golf team plays Wachusett at 3:30 p.m. at Holden Hills Country Club. The JV and varsity field hockey teams play Leominster at Doyle Field. The varsity plays at 4 p.m. and the JV at 5:30 p.m. Go Rangers!

3. The Westborough Senior Center and Council on Aging holds an open house from 10 a.m. to 3 p.m.

4. The Westborough Hundredth Town Chorus rehearses at 9:30 a.m. at Congregation B'nai Shalom.

5. And the Westborough Community Chorus meets at 7:30 p.m. at the Westborough Senior Center.