Lok Sabha Question No. 4446 (UNSTARRED), answered on 2016-12-14
Subject: Monsoon Season
Ministry: EARTH SCIENCES
Asked by: AJAY NISHAD

## 4446. SHRI AJAY NISHAD:

Will the Minister of EARTH SCIENCES be pleased to state:

- (a) whether monsoon season in the country falls between May and September;
- (b) if not, the State-wise assessment of Government in this regard;
- (c) the average rainfall during each of the months from May to September in respect of percentage of total monsoon rainfall in the country, State-wise; and
- (d) the  details  of  monsoon  rainfall  recorded  in  the  country  during  the  last three and the current monsoon season, State-wise?

## ANSWER MINISTER OF STATE FOR MINISTRY OF SCIENCE AND TECHNOLOGY AND MINISTRY OF EARTH SCIENCES (SHRI Y. S. CHOWDARY)

- (a-b)   No Madam. Monsoon season in the country is defined to be between June and September. However, considering the date of onset and the date of withdrawal  of  southwest  monsoon,  different  states  may  have  different duration of southwest monsoon in a year.
- (c) The  average  monthly  rainfall  from  June  to  September  as  percentage  of monsoon rainfall for all the states of the country is given at Annexure-I. Certain States receive rainfall during the month of May also, which is not considered as monsoon rainfall. For the purpose of comparison of rainfall received in May, the % of May rainfall is separately shown as % of total monsoon rainfall.
- (d) State wise monsoon rainfall statistics for the years from 2013 to 2016 is given at Annexure-II.

## GOVERNMENT OF INDIA

## MINISTRY OF EARTH SCIENCES LOK SABHA

## UNSTARRED QUESTION No. 4446

## TO BE ANSWERED ON WEDNESDAY, DECEMBER 14, 2016

## MONSOON SEASON

Annexure-1

## AVERAGE MONTHLY RAINFALL AS PERCENTAGE OF MONSOON RAINFALL* *  PERCENTAGE  FOR  EACH  MONTH  ARE  COMPUTED  W.R.  TO  MONSOOON RAINFALL (JUNE TO SEPTEMBER)

| S.NO.              | STATES                    | MAY   | JUNE   | JULY   | AUG.   | SEPT.   |
|--------------------|---------------------------|-------|--------|--------|--------|---------|
| 1                  | A & N ISLAND (UT)         | 21%   | 26%    | 24%    | 24%    | 26%     |
| 2.                 | ARUNACHAL PRADESH         | 17%   | 28%    | 30%    | 20%    | 21%     |
| 3.                 | ASSAM                     | 20%   | 28%    | 30%    | 23%    | 19%     |
| 4.                 | MEGHALAYA                 | 16%   | 28%    | 33%    | 22%    | 17%     |
| 5.                 | NAGALAND                  | 16%   | 26%    | 30%    | 27%    | 17%     |
| 6.                 | MANIPUR                   | 13%   | 30%    | 27%    | 24%    | 19%     |
| 7.                 | MIZORAM                   | 19%   | 25%    | 27%    | 26%    | 22%     |
| 8.                 | TRIPURA                   | 26%   | 31%    | 28%    | 24%    | 18%     |
| 9.                 | SIKKIM                    | 19%   | 27%    | 27%    | 24%    | 21%     |
| 10.                | WEST BENGAL               | 9%    | 22%    | 30%    | 26%    | 23%     |
| 11.                | ODISHA                    | 6%    | 19%    | 29%    | 31%    | 21%     |
| 12.                | JHARKHAND                 | 4%    | 18%    | 31%    | 29%    | 22%     |
| 13.                | BIHAR                     | 5%    | 16%    | 33%    | 28%    | 22%     |
| 14.                | UTTAR PRADESH             | 2%    | 11%    | 33%    | 35%    | 21%     |
| 15.                | UTTARAKHAND               | 5%    | 14%    | 35%    | 35%    | 17%     |
| 16.                | HARYANA                   | 3%    | 10%    | 36%    | 37%    | 17%     |
| 17.                | CHANDIGARH (UT)           | 4%    | 14%    | 33%    | 34%    | 18%     |
| 18.                | DELHI                     | 3%    | 9%     | 35%    | 39%    | 17%     |
| 19.                | PUNJAB                    | 3%    | 9%     | 38%    | 35%    | 19%     |
| 20.                | HIMACHAL PRADESH          | 8%    | 12%    | 37%    | 34%    | 17%     |
| 21.                | JAMMU & KASHMIR           | 14%   | 12%    | 36%    | 35%    | 17%     |
| 22.                | RAJASTHAN                 | 3%    | 11%    | 37%    | 36%    | 16%     |
| 23.                | MADHYA PRADESH            | 1%    | 12%    | 33%    | 35%    | 19%     |
| 24.                | GUJARAT                   | 1%    | 16%    | 38%    | 29%    | 17%     |
| 25.                | DADRA & NAGAR HAVELI (UT) | 0%    | 16%    | 39%    | 29%    | 16%     |
| 26.                | DAMAN & DIU (UT)          | 0%    | 18%    | 39%    | 28%    | 15%     |
| 27.                | GOA                       | 3%    | 30%    | 37%    | 23%    | 9%      |
| 28.                | MAHARASHTRA               | 2%    | 20%    | 34%    | 28%    | 18%     |
| 29.                | CHHATISGARH               | 2%    | 16%    | 33%    | 32%    | 19%     |
| 30.                | ANDHRA PRADESH            | 12%   | 18%    | 26%    | 27%    | 29%     |
| 31.                | TELANGANA                 | 4%    | 18%    | 32%    | 29%    | 21%     |
| 32.                | TAMILNADU                 | 21%   | 14%    | 21%    | 28%    | 37%     |
| 33.                | PUDUCHERRY (UT)           | 11%   | 13%    | 21%    | 32%    | 33%     |
| 34.                | KARNATAKA                 | 10%   | 24%    | 33%    | 24%    | 19%     |
| 35.                | KERALA                    | 12%   | 32%    | 36%    | 21%    | 12%     |
| 36.                | LAKSHADWEEP (UT)          | 17%   | 33%    | 29%    | 22%    | 16%     |
| COUNTRY AS A WHOLE | COUNTRY AS A WHOLE        | 7%    | 18%    | 33%    | 29%    | 20%     |

STATE-WISE MONSOON RAINFALL (MM)(JUNE TO SEPTEMBER) FOR 2013 TO 2016

|        |                   | Monsoon-2013   | Monsoon-2013   | Monsoon-2013   | Monsoon-2014   | Monsoon-2014   | Monsoon-2014   | Monsoon-2014   | Monsoon-2015   | Monsoon-2015   | Monsoon-2015   | Monsoon-2015   |        |        |        |      |
|--------|-------------------|----------------|----------------|----------------|----------------|----------------|----------------|----------------|----------------|----------------|----------------|----------------|--------|--------|--------|------|
| S. NO. | STATES            | ACTUAL         | NORMAL         | % DEP.         | CAT.           | ACTUAL         | NORMAL         | % DEP.         | CAT.           | ACTUAL         | NORMAL         | % DEP. CAT.    | ACTUAL | NORMAL | % DEP. | CAT. |
| 1      | A&NISLAND(UT)     | 2152.1         | 1682.5         | 28% E          |                | 1618.7         | 1682.5         | -4% N          | 1678.5         | 1682.5         | 0%             | N              | 1562.6 | 1682.5 | -7%    | N    |
| 2.     | ARUNACHAL PRADESH | 1165.9         | 1768.0         | -34%           | D              | 1750.8         | 1768.0         | -1% N          | 1762.6         | 1768.0         | 0%             | N              | 1699.1 | 1768.0 | -4%    | N    |
| 3.     | ASSAM             | 1147.0         | 1523.9         | -25%           | D              | 1430.2         | 1523.4         | -6% N          | 1472.7         | 1523.4         | -3%            | N              | 1190.6 | 1523.4 | - 22%  | D    |
| 4.     | MEGHALAYA         | 1281.8         | 2787.2         | -54%           | D              | 2892.4         | 2786.8         | 4% N           | 2870.4         | 2786.8         | 3%             | N              | 1455.7 | 2786.8 | - 48%  | D    |
| 5.     | NAGALAND          | 832.1          | 1329.7         | -37%           | D 1039.1       | 1329.9         | -22%           | D              | 836.2          | 1329.9         | -37%           | D              | 972.9  | 1329.9 | - 27%  | D    |
| 6.     | MANIPUR           | 768.0          | 2156.5         | -64%           | S 716.9        | 1404.5         | -49%           | D              | 903.1          | 1404.5         | -36%           | D              | 1355.3 | 1404.5 | -4%    | N    |
| 7.     | MIZORAM           | 1171.4         | 1708.1         | -31%           | D 1676.7       |                | 1708.3         | -2% N          | 1833.1         | 1708.3         | 7%             | N              | 1475.3 | 1708.3 | - 14%  | N    |
| 8.     | TRIPURA           | 1083.6         | 1489.0         | -27%           | D              | 1453.7         | 1489.1         | -2% N          | 1495.1         | 1489.1         | 0%             | N              | 1187.7 | 1489.1 | - 20%  | D    |
| 9.     | SIKKIM            | 1434.1         | 1800.9         | -20%           | D              | 1925.5 1800.8  | 7%             | N              | 1980.2         | 1800.8         | 10%            | N              | 1821.4 | 1800.8 | 1%     | N    |
| 10.    | WEST BENGAL       | 1325.8         | 1390.8         | -5%            | N              | 1208.5 1390.4  | -13%           | N              | 1421.0         | 1390.4         | 2%             | N              | 1382.1 | 1390.4 | -1%    | N    |
| 11.    | ORISSA            | 1115.6         | 1149.9         | -3%            | N              | 1255.7         | 1149.9 9%      | N              | 1034.6         | 1149.9         | -10%           | N              | 1030.8 | 1149.9 | - 10%  | N    |
| 12.    | JHARKHAND         | 844.5          | 1091.9         | -23%           | D              | 930.1 1091.9   | -15%           | N              | 941.9          | 1091.9         | -14%           | N              | 1096.9 | 1091.9 | 0%     | N    |
| 13.    | BIHAR             | 722.2          | 1027.6         | -30%           | D              | 848.6          | 1027.6         | -17% N         | 745.0          | 1027.6         | -27%           | D              | 994.1  | 1027.6 | -3%    | N    |
| 14.    | UTTAR PRADESH     | 822.6          | 846.5          | -3%            | N              | 446.6          | 846.1 -47%     | D              | 459.3          | 846.1          | -46%           | D              | 731.5  | 846.1  | - 14%  | N    |
| 15.    | UTTARAKHAND       | 1373.0         | 1229.1         | 12%            | N              | 897.7          | 1229.1 -27%    | D              | 881.9          | 1229.1         | -28%           | D              | 1104.2 | 1229.1 | - 10%  | N    |
| 16.    | HARYANA           | 356.8          | 460.4          | -23%           | D 197.3        | 459.8          | -57%           | D              | 287.9          | 459.8          | -37%           | D              | 332.1  | 459.8  | - 28%  | D    |
| 17.    | CHANDIGARH(UT)    | 792.8          | 844.2          | -6%            | N              | 354.5          | 844.2 -58%     | D              | 548.3          | 844.2          | -35%           | D              | 456.2  | 844.2  | - 46%  | D    |
| 18.    | DELHI             | 537.0          | 636.2          | -16%           | N              | 289.3          | 636.2 -55%     | D              | 598.5          | 636.2          | -6%            | N              | 526.8  | 636.2  | - 17%  | N    |
| 19.    | PUNJAB            | 479.7          | 491.9          | -2%            | N              | 244.6          | 491.9 -50%     | D              | 338.0          | 491.9          | -31%           | D              | 352.0  | 491.9  | - 28%  | D    |
| 20.    | HIMACHAL PRADESH  | 774.2          | 825.3          | -6%            | N              | 523.0          | 825.3 -37%     | D              | 638.3          | 825.3          | -23%           | D              | 624.5  | 825.3  | - 24%  | D    |

Annexure-II

| 21.                | JAMMU& KASHMIR          | 651.9   | 534.6   | 22%   | E   | 633.4   | 534.6   | 18%   | N   |   613.9 |   534.6 | 15%   | N   |   481.8 |   534.6 | - 10%   | N   |
|--------------------|-------------------------|---------|---------|-------|-----|---------|---------|-------|-----|---------|---------|-------|-----|---------|---------|---------|-----|
| 22.                | RAJASTHAN               | 532.0   | 418.7   | 27%   | E   | 420.0   | 419.0   | 0%    | N   |   460.3 |   419   | 10%   | N   |   535.8 |   419   | 28%     | E   |
| 23.                | MADHYAPRADESH           | 1300.8  | 952.7   | 37%   | E   | 760.6   | 952.3   | -20%  | D   |   843.8 |   952.3 | -11%  | N   |  1131   |   952.3 | 19%     | N   |
| 24.                | GUJARAT                 | 951.2   | 657.1   | 45%   | E   | 591.5   | 657.6   | -10%  | N   |   568.5 |   657.6 | -14%  | N   |   537   |   672.7 | - 20%   | D   |
| 25.                | DADRA&NAGAR HAVELI (UT) | 2794.8  | 2316.9  | 21%   | E   | 2387.2  | 2316.9  | 3%    | N   |  1667.4 |  2316.9 | -28%  | D   |  2732.4 |  2162.3 | 26%     | E   |
| 26.                | DAMAN &DIU(UT)          | 812.4   | 646.7   | 26%   | E   | 1064.0  | 646.7   | 65%   | E   |   882.5 |  1720.4 | -49%  | D   |  1803.4 |  1620.4 | 11%     | N   |
| 27.                | GOA                     | 3359.5  | 2970.1  | 13%   | N   | 3065.7  | 2970.3  | 3%    | N   |  2353.1 |  2970.3 | -21%  | D   |  2960.2 |  2970.3 | 0%      | N   |
| 28.                | MAHARASHTRA             | 1265.7  | 1007.2  | 26%   | E   | 867.1   | 1007.3  | -14%  | N   |   733   |  1007.3 | -27%  | D   |  1164.9 |  1007.3 | 16%     | N   |
| 29.                | CHHATISGARH             | 1165.1  | 1147.3  | 2%    | N   | 1105.9  | 1147.3  | -4%   | N   |  1028.6 |  1147.3 | -10%  | N   |  1176   |  1153.3 | 2%      | N   |
| 30.                | ANDHRA PRADESH          | 676.3   | 609.0   | 11%   | N   | 435.5   | 608.9   | -28%  | D   |   522.9 |   504.3 | 4%    | N   |   549.2 |   504.4 | 9%      | N   |
| 31.                | TELANGANA*              |         |         |       |     |         |         |       |     |   600.8 |   755.2 | -20%  | D   |   899.8 |   755.2 | 19%     | N   |
| 32.                | TAMILNADU               | 320.9   | 317.3   | 1%    | N   | 314.9   | 317.0   | -1%   | N   |   286   |   317   | -10%  | N   |   257.8 |   317   | - 19%   | N   |
| 33.                | PONDICHERRY(UT)         | 557.0   | 355.0   | 57%   | E   | 403.3   | 355.0   | 14%   | N   |   269.5 |   355   | -24%  | D   |   336.1 |   355   | -5%     | N   |
| 34.                | KARNATAKA               | 977.9   | 832.3   | 17%   | N   | 891.3   | 832.2   | 7%    | N   |   664.7 |   832.2 | -20%  | D   |   710.8 |   832.2 | - 15%   | N   |
| 35.                | KERALA                  | 2561.2  | 2039.6  | 26%   | E   | 2164.8  | 2039.6  | 6%    | N   |  1515.6 |  2039.6 | -26%  | D   |  1352.2 |  2039.6 | - 34%   | D   |
| 36.                | LAKSHADWEEP(UT)         | 1057.0  | 998.5   | 6%    | N   | 958.5   | 998.5   | -4%   | N   |   858.4 |   998.5 | -14%  | N   |   745.5 |   998.5 | - 25%   | D   |
| COUNTRY AS A WHOLE | COUNTRY AS A WHOLE      | 937.4   | 886.9   | 6%    | N   | 781.7   | 886.9   | -12%  | N   |   765.8 |   887.5 | -14%  |     |   862   |   887.5 | -3%     |     |

* STATE OF TELANGANA WAS FORMED AFTER MONSOON 2014.