react-day-picker/examples/ModifiersHidden.tsx

import React from "react";

import { DayPicker } from "react-day-picker";

export function ModifiersHidden() {
  const hiddenDays = [
    new Date(2022, 5, 10),
    new Date(2022, 5, 20),
    new Date(2022, 5, 11)
  ];

  return <DayPicker defaultMonth={hiddenDays[0]} hidden={hiddenDays} />;
}