ANNUAL RAINFALL - 1977
Sl. No. Month Pondicherry Karaikal Mahe Yanam
    Days Rainfall Days Rainfall Days Rainfall Days Rainfall
1 January 3 16.60 2 15.50 - - 1 16.00
2 February 3 6.80 3 20.90 2 27.00 - -
3 March - - 3 17.80 1 10.00 - -
4 April 2 2.20 2 14.60 2 4.80 1 4.00
5 May 5 63.20 6 73.30 16 273.60 4 37.60
6 June 6 38.60 4 101.60 28 799.20 5 135.90
7 July 9 25.40 5 27.80 30 1234.00 13 183.00
8 August 8 199.40 12 86.70 20 268.80 10 136.00
9 September 8 92.80 5 67.10 15 171.40 4 103.80
10 October 22 570.40 23 436.40 21 315.80 7 132.80
11 November 23 561.00 15 422.50 16 412.20 10 241.00
12 December 6 31.40 9 45.20 - - - -
  Total 95 1607.80 89 1329.40 151 3516.80 55 990.10
      1608   1329   3517   990
                 
                 
REGIONWISE RAINFALL PARTICULARS OF PONDICHERRY REGION FOR THE YEAR 1977-78  
                   
Sl. No. Month/ Pondicherry Karaikal Mahe Yanam
Season Days Rainfall Days Rainfall Days Rainfall Days Rainfall
                   
1 June 6 38.6 4 101.6 28 799.2 5 135.9
2 July 9 25.4 5 27.8 30 1234 13 183
3 August 8 199.4 12 86.7 20 268.8 10 136
4 September 8 92.8 5 67.1 15 171.4 4 103.8
  South West 31 356.20 26 283.20 93 2473.40 32 558.70
  Monsoon
                   
5 October 22 570.4 23 436.4 21 315.8 7 132.8
6 November 23 561 15 422.5 16 412.2 10 241
7 December 6 31.4 9 45.2 - - - -
  North East 51 1162.80 47 904.10 37 728.00 17 373.80
  Monsoon
                   
8 January 1 3.6 - - - - 3 0.5
9 February - - - - - - 1 3
  Winter 1 3.60 0 0.00 0 0.00 4 3.50
  Period
                   
10 March - - - - - - - -
11 April 2 2.6 1 61.5 - - 3 8.8
12 May 3 9.2 1 4.3 19 543.8 1 4.2
  Hot Weather 5 11.80 2 65.80 19 543.80 4 13.00
  Period
  Annual 88 1534.40 75 1253.10 149 3745.20 57 949.00
  Total
      1534   1253   3745   949