Calendar
Cooper Calendar
September 2026
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday,
August
30
Monday,
August
31
Tuesday,
September
1
Monday,
September
7
PTA Mum Sale
All Day
School Closed (Labor Day)
All Day
School Closed (Labor Day)
All Day
Friday,
September
11
PTA Mum Sale
All Day
Rosh Hashanah begins at Sundown
All Day
Rosh Hashanah begins at Sundown
All Day
Day 2
All Day
Day 2
All Day
Monday,
September
14
PTA Mum Sale
All Day
Day 3
All Day
Day 3
All Day
PTA Mum Sale Orders Due
All Day
PTA Mum Sale Orders Due
All Day
Tuesday,
September
15
Hispanic Heritage Month
All Day
Hispanic Heritage Month
All Day
Day 4
All Day
Day 4
All Day
Thursday,
September
17
Hispanic Heritage Month
All Day
Day 1
All Day
Day 1
All Day
Constitution Day
All Day
Constitution Day
All Day
Monday,
September
21
Hispanic Heritage Month
All Day
School Closed (Yom Kippur)
All Day
School Closed (Yom Kippur)
All Day
Thursday,
September
24
Hispanic Heritage Month
All Day
PTA Sky Zone Night
All Day
PTA Sky Zone Night
All Day
Day 5
All Day
Day 5
All Day
Wednesday,
September
30
Hispanic Heritage Month
All Day
PTA Mum Delivery
All Day
PTA Mum Delivery
All Day
Day 4
All Day
Day 4
All Day