Show indian summer indian summer usually begins som time in october but it may not be gin until november according t the united states weather bureau tureau it Is not a definite period occurring reg each autumn and Is i ot of basei on accurate meteorological dita in dian dlan summer varies greatly in dura tion it may occur once 0 several times during the tall and early win ter or it may not occur at all and if it does it may last a day or two or several weel s and in son sort e years there ire more mote than one of thebe periods of hazy tranquil days |