Chuvas

Chuvas 41 anos de Medição

PLUVIÔMETRO : Mapa  de Anotações

Propriedade: _Ruy  Gripp _Av. Catarina Eller, 890 -Alto Jequitibá- MG .  Ano : 2014

DIA

JAN.

FEV.

MAR

ABR

MAI0

JUN.

JUL.

AGO.

SET.

OUT.

NOV.

DEZ.

1

– –

6,5

2

35,0

7,0

7,5

3

68,0

6,0

4

20,0

10,0-

5

6

7

– –

7,0

8

48,0

9

30,0

30,0

10

50,0

11

8,0

50,0

5,0

12

2,0

9,0

13

1,0

14

7,0

90,0

31,0

15

21

66,0

16

1,5

1,5

3,5

17

18

43,0

19

13,0

20

4,0

2,0

21

3,0

22

10,0

23

7,0

20,0

10,0

24

5,0

4,5

2,5

25

14,0

20,0

26

2,5

6,0

27

7,0-

40,0

28

12,0

6,0

5,0

52,0

29

1,0

72,0

30

7,0

3,0

2,0

31

1,0

TOTAL

94,0

54,5

211,5

58,0

7,0

3,0

64,5

8,0

2,0

54,5

308,5

130,0

MÉDIA

 Total  2014 = 995,5 mm

 

 

CHUVAS- 41 ANOS DE MEDIÇÃO (1974 – 2.014) = : 1.530,7 mm.

PROPRIEDADE – Ruy Gripp- Av. Catarina Eller, 890- Alto Jequitibá-MG

 

1974

184,0

55,0

  126,0

 17,0

   15,0

4,0

   4,0

    –

140,0

141,0

219,0

905,0

1975

234,0

263,0

  72,0

 81,0

   16,0

31,0

  48,0

     –

    37,0

  87,0

  243,0

    121,0

1.233,0

1976

125,0

  81,0

  85,0

 15,0

   71,0

  6,0

  40,0

  19,0

  185,0

164,0

  213,0

    269,0

1.273,0

1977

338,0

  80,0

  48,0

     106,0

   17,0

  8,0

  15,0

    –

    83,0

101,0

  250,0

    225,0

1.271,0

1978

219,0

263,0

  37,0

 30,0

 180,0

14,0

  91,0

  30,0

  103,0

180,0

    92,0

    297,0

1.614,0

1979

449,0

568,0

148,0

 43,0

 119,0

   –

  21,0

  41,0

    39,0

  68,0

  327,0

    370,0

2.193,0

1980

508,0

141,0

144,0

156,0

   46,0

22,0

   3,0

    2,0

    24,0

  50,0

  123,0

    428,0

1.657,0

1981

310,0

186,0

225,0

 31,0

   49,0

128,

   –

  67,0

      9,0

298,0

  598,0

    237,0

2.138,0

1982

257,0

  78,0

315,0

112,0

   25,0

18,5

  19,5

    2,0

    74,0

  69,5

    38,0

    181,5

1.190,0

1983

347,5

225,5

216,0

190,0

   83,0

14,0

  30,0

    –

    69,5

300,5

  211,5

    240,5

1.928,0

1984

283,0

107,0

103,0

  62,0

     6,5

   –

    7,0

  68,5

  113,5

  93,0

  275,5

    323,5

1.442,5

1985

771,0

201,5

209,0

  45,0

   47,0

   –

     –

  30,0

  148,0

175,0

  133,5

    323,5

2.083,0

1986

250,0

133,5

  46,0

100,0

   92,5

16,0

  26,0

110,0

      2,5

  11,5

  173,0

    440,5

1.401,0

1987

127,0

  86,5

186,5

  47,0

   20,0

22,5

    8,0

    7,5

  118,0

  27,0

  130,5

    240,5

1.021,0

1988

213,5

322,0

130,0

103,5

   44.5

  –

 –

  –

      3,0

100,0

  118,0

    171,0

1205,0

1989

126,0

116,0

121,0

  25,0

   10,0

60,0

  85,5

    2,5

    34,5

110,0

  196,5

    290,0

1.177,0

1990

307,0

214,5

123,5

  37,5

   34,0

18,0

  37,0

  21,5

      7,0

  72,5

  127,5

    158,0

1.158,0

1991

547,0

130,5

266,0

  40,0

   55,0

  –

  22,2

  17,0

  167,5

124,5

  251,0

    222,0

1.842,0

1992

342,0

115,0

  39,0

107,0

 120,0

20,0

    8,0

  42,0

  142,0

125,5

  254,0

    326,0

1.640,5

1993

176,0

  32,0

  51,0

132,0

   15,5

10,0

    –

  –

    26,5

  81,0

  162,0

    216,0

   902,0

1994

330,5

  33,5

288,5

  65,0

   41,5

24,0

    3,0

  –

    –

  68,0

  196,0

    159,0

1.210,0

1995

  69,0

230,0

113,0

110,5

   51,0

  –

    7,5

    1,5

    –

141,0

  379,0

    373,0

1.475,0

1996

157,7

138,5

150,5

  62,5

   35,0

  –

    2,5

  18,5

  117,7

270,5

  298,0

    252,0

1.503,0

1997

585,0

141,0

287,5

  34,0

   50,0

47,0

    –

  12,0

  126,5

121,0

  229,0

    351,0

1.984,0

1998

244,0

171,0

108,0

  77,5

   75,0

  1,0

    5,0

  66,5

    47,0

144,5

  183,5

    202,0

1.325,0

1999

375,0

123,5

219,0

   8,0

     6,0

10,5

    0,5

    0,5

      2,0

  26,0

  109,0

    363,0

1.243,0

2000

269,0

205,0

298,0

  21,0

   11,0

40,0

    –

  17,0

    58,5

121,5

  187,5

    438,0

1.667,0

2001

348,0

  80,0

107,0

  97,0

   80,0

28,5

    –

    4,0

    44,5

  99,5

  395,5

    353,0

1.637,0

2002

393,0

172,5

  80,5

  12,0

   51,0

  5,0

    8,0

    8,0

   132,0

  73,0

  239,0

    523,0

1.697,0

2003

615,5

  41,5

  76,0

  38,5

   20,0

  –

   –

  55,5

    27,5

152,0

  150,0

    242,5

1.419,5

2004

501,5

387,5

197,0

196,5

   45,5

31,5

  34,0

   6,0

      –

 58,0

 152,5

   453,0

2.062,5

2005

227,0

207,0

498,0

134,0

   43,5

45,0

    9,0

  11,0

 149,5

 89,0

 393,5

   298,0

2.104,5

2006

    2,0

  63,5

215,5

  81,0

     9,0

 10,

    1,0

  27,0

   47,5

188,

 499,

   413,5

1.557,0

2007

563,0

184,0

124,0

103,0

   11,0

  0,0

    0,0

    0,0

     6,5

127,0

178,0

   375,0

1.672,0

2008

315,5

180,5

134,5

167,0

     7,0

  0,0

  29,5

   8,0

 126,0

  92,0

419,5

   600,5

2.040,0

2009

511,0

196,5

165,0

145,0

   22,0

32,0

  14,5

  44,0

 182,0

167,0

133,0

   492,5

2.105,0

2010

53,5

136,5

197,0

71,5

93,0

5,0

20,5

172,0

504,5

768,0

2021,5

2011

138,0

   77,0

 364,0

  33,0

8,0

 20,0

   –

   –

   2,0

217,0

 306.5

 277,5

1.128,5

2012

289,5

0

156,0

77,0

93,5

19,0

4,0

13,0

29,0

84,5

265,0

173,5

1.204,0

2013

317,5

     84,0

   243,5

46,5

106,0

  22,5

42,5

6,0

     43,5

83,5

152,5

373,0

1436,0

2014

94,0

54,5

211,9

58,0

7,0

3,0

64,5

8,0

2,0

54,5

308,5

130,5

995,5

 Total

12.513,2

6.306,5

6.925,4

3.118,5

1.887,5

731,0

686,7

775,5

2.550,2

4.927,5

9.430,5

12.910,5

  62.761,9

Média

    305,2

  153,8

  168,9

    76,0

46,0

17,8

 16,7

  18,9

    62,2

120,2

  230,0

   314,9

   1.530,7

OBSERVAÇÕES GERAIS:  Média das chuvas de 41 anos – 1974  a 2014= 1.530,7 mm/ano.

1-Média Mensal dos  41 anos:

Janeiro= 12.413,2 ÷ 41= 302,7  mm;

Fevereiro=6.306,5 ÷ 41=156,3;

março= 6.925,4 ÷41= 168,9 ;

abril =3.118,5÷41= 76,0;

maio= 1.872,5 ÷ 41 = 46,8 ;

junho = 731,0 ÷ 41= 17,8;

julho=686,7÷ 41= 16,7;

agosto= 775,5 ÷ 41=18,9;

setembro =2.550,2 ÷ 41= 62,2;

outubro =4.927,5 ÷ 41 = 120,2;

novembro = 9.430,5 ÷ 41 = 230,0;

dezembro = 12.910,5 ÷ 41= 314,9 mm

2-Media anual: a soma de cada ano = 62.761,9 ÷ 41 =1.530,7  mm/ano. Média mensal nestes 41 anos= 1.530,7  ÷ 12= 127,5  mm/mês de 1974/ 2014.

3- Cada mm (milímetro) de chuva corresponde a um litro/m2 de área ou  10 m3 por hectare.

4- Os cinco anos de menor precipitação foram: 1993=902,0 mm; 1974=905,0 mm; 2.014 = 995,5;  1987= 1.021,0 mm; 2011= 1.128,0 mm .

5- Os cinco anos  de maior precipitação foram: 1979= 2.193,0 mm: 1981= 2.139,0 mm;  2.005=2.104,5 mm; 2.008= 2.105,0 mm.; e 2007= 2.040,0 mm.

6- A média das chuvas  anual e mensal  em cada década: na 1º de 1974 a 1983= 15.402,0 ÷10= 1.540,2  mm/ano e 1.540,2 ÷12= 128,5 mm/mês;

na 2º década de 1984 a 1993= 13.871,0 ÷ 10= 1.387,1  mm/ano e  115,5 mm/ mês;

na 3º década de 1994 a 2003 = 15.160,0 ÷10 = 15.160,0 mm /ano e 15.160,0 ÷12 =  151,6  mm/mês;

na 4º e  última década de 2004 a 2013 = 17.331,0 ÷ 10= 1.733,1 mm /ano e 1.733,1 ÷ 12= 144,2  mm/mês;

7- Média dos últimos  20 anos: 32.492,0÷20= 1.624.0  mm/ano e 135,3 mm/mês  (1994 a 2013) foi superior a média dos  20 primeiros anos (1974 – 1994) de medição: 29.273,÷ 20=1.463,6 mm/ano e 121,9 mm/mês.

8-  A média mensal dos seis meses de  verão e de mais chuva: janeiro= 310,2 ; Fev= 158,1; março= 165,0 ; outubro= 122,8; novembro= 224,9 e dezembro= 318 mm num total de  1.299 ÷6=216.5 mm/ mês  no período chuvoso;

9- A media mensal  dos seis meses  de inverno e seca: abril= 75,4; maio= 45,2 ; junho= 18,0; julho= 14,8;agosto= 19,5; setembro=64,2, num  total de 237,1 ÷6= 39,5 mm/mês, periodo de seca;10- Chuvas de 2014 =995,5 mm, sendo: jan- 94,0 mm; fev- 54,5 mm; março- 211,9; abril- 58,0 ; maio- 7,0; junho- 3,0; julho- 64,5;  agosto- 8,0; set-2,0; out – 54,5; nov- 308,5 e dezembro- 130,5 mm;.

Ruy  Gripp – 08-01-14

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