diff --git a/src/main/java/org/wise/portal/dao/attendance/impl/HibernateStudentAttendanceDao.java b/src/main/java/org/wise/portal/dao/attendance/impl/HibernateStudentAttendanceDao.java
index b88eef9118..a048afce6d 100644
--- a/src/main/java/org/wise/portal/dao/attendance/impl/HibernateStudentAttendanceDao.java
+++ b/src/main/java/org/wise/portal/dao/attendance/impl/HibernateStudentAttendanceDao.java
@@ -76,6 +76,10 @@ public List<StudentAttendance> getStudentAttendanceByRunIdAndPeriod(
     List<Predicate> predicates = new ArrayList<>();
     Calendar c = Calendar.getInstance();
     c.add(Calendar.DAY_OF_YEAR, -lookBackNumDays);
+    this.roundDownCalendar(c, Calendar.HOUR_OF_DAY);
+    this.roundDownCalendar(c, Calendar.MINUTE);
+    this.roundDownCalendar(c, Calendar.SECOND);
+    this.roundDownCalendar(c, Calendar.MILLISECOND);
     Date compareDate = c.getTime();
     predicates.add(
         cb.greaterThanOrEqualTo(studentAttendanceRoot.get("loginTimestamp"), compareDate));
@@ -86,6 +90,10 @@ public List<StudentAttendance> getStudentAttendanceByRunIdAndPeriod(
     return (List<StudentAttendance>) (Object) query.getResultList();
   }
 
+  private void roundDownCalendar(Calendar c, int timeUnit) {
+    c.add(timeUnit, -c.get(timeUnit));
+  }
+
   @Override
   protected Class<? extends StudentAttendance> getDataObjectClass() {
     return null;