HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Karangampel, Kec. Karangampel, Indramayu, Prov. Jawa Barat
GPM01D_E10845_S0645
Panjang Data
28
tahun tersedia
R80 Rata-rata
3.85
mm/hari
Reff Padi Rata-rata
2.70
mm/hari
Reff Padi Maksimum
7.64
mm/hari
Metode mengikuti pola modul TRMM hidrologi.net: data setengah bulanan diurutkan,
probabilitas Weibull dihitung dengan m/(n+1), R80 diinterpolasi,
kemudian hujan efektif padi = 70% × R80 per hari.
DATA SETENGAH BULANAN
Curah Hujan per Periode I–II
Akumulasi curah hujan setengah bulanan untuk penyusunan ranking probabilitas.
mm/periode
| Tahun | Jan | Feb | Mar | Apr | Mei | Jun | Jul | Agu | Sep | Okt | Nov | Des | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| I | II | I | II | I | II | I | II | I | II | I | II | I | II | I | II | I | II | I | II | I | II | I | II | |
| 1998 | 136.03 | 123.76 | 91.80 | 350.26 | 179.99 | 295.70 | 166.30 | 111.87 | 181.35 | 55.20 | 87.08 | 36.67 | 94.28 | 71.94 | 31.39 | 31.60 | 1.62 | 98.94 | 23.46 | 251.53 | 240.70 | 305.57 | 87.98 | 209.35 |
| 1999 | 299.22 | 195.61 | 215.97 | 168.45 | 157.19 | 273.80 | 238.23 | 29.84 | 160.52 | 24.74 | 64.09 | 18.62 | 63.23 | 19.56 | 29.85 | 10.50 | 1.40 | 1.90 | 27.78 | 172.58 | 200.75 | 235.60 | 96.59 | 215.39 |
| 2000 | 85.90 | 375.57 | 145.52 | 78.77 | 153.47 | 103.49 | 130.11 | 148.52 | 146.98 | 62.90 | 78.22 | 102.91 | 22.35 | 26.31 | 20.25 | 1.28 | 10.79 | 3.27 | 21.25 | 100.36 | 81.25 | 266.66 | 126.57 | 156.65 |
| 2001 | 280.62 | 185.70 | 227.11 | 118.69 | 177.04 | 195.40 | 223.03 | 72.37 | 32.44 | 87.76 | 207.11 | 10.69 | 9.93 | 54.25 | 1.37 | 1.97 | 50.15 | 10.21 | 120.33 | 91.35 | 118.09 | 447.41 | 170.23 | 127.27 |
| 2002 | 115.83 | 415.97 | 206.14 | 122.67 | 166.86 | 178.63 | 158.19 | 113.58 | 166.99 | 20.89 | 27.08 | 3.26 | 41.90 | 18.88 | 7.05 | 1.62 | 1.48 | 1.12 | 0.22 | 7.96 | 10.36 | 171.86 | 165.57 | 201.49 |
| 2003 | 113.32 | 249.05 | 204.57 | 247.80 | 253.40 | 100.08 | 58.41 | 143.18 | 122.11 | 9.19 | 12.26 | 75.62 | 3.04 | 2.55 | 0.47 | 3.49 | 5.17 | 31.85 | 31.41 | 111.78 | 9.79 | 151.68 | 141.14 | 93.50 |
| 2004 | 262.37 | 280.98 | 211.71 | 195.19 | 267.69 | 99.96 | 108.12 | 77.57 | 56.97 | 91.55 | 115.16 | 1.46 | 78.85 | 2.05 | 2.88 | 1.00 | 9.39 | 25.63 | 5.62 | 17.72 | 31.51 | 184.12 | 175.90 | 157.71 |
| 2005 | 267.20 | 240.62 | 154.52 | 261.14 | 338.14 | 114.97 | 209.03 | 66.59 | 136.13 | 13.57 | 85.62 | 111.25 | 77.64 | 28.37 | 48.38 | 12.20 | 6.60 | 75.06 | 10.02 | 97.29 | 6.63 | 182.87 | 127.17 | 217.06 |
| 2006 | 157.41 | 338.65 | 201.31 | 304.99 | 254.84 | 116.82 | 205.93 | 57.88 | 74.22 | 141.37 | 50.01 | 1.12 | 0.83 | 10.47 | 0.76 | 0.09 | 1.19 | 0.09 | 0.18 | 1.99 | 3.35 | 88.26 | 65.98 | 281.08 |
| 2007 | 31.37 | 341.19 | 190.74 | 252.36 | 131.29 | 171.36 | 127.52 | 253.14 | 120.55 | 79.81 | 55.65 | 89.06 | 2.98 | 16.65 | 0.76 | 20.93 | 4.07 | 4.17 | 5.83 | 64.82 | 100.34 | 42.90 | 191.65 | 223.10 |
| 2008 | 335.81 | 161.52 | 202.26 | 270.69 | 287.42 | 121.55 | 77.97 | 217.76 | 50.51 | 19.08 | 55.33 | 2.71 | 13.29 | 3.32 | 44.80 | 13.47 | 18.07 | 0.94 | 20.49 | 120.88 | 141.69 | 308.84 | 233.30 | 340.04 |
| 2009 | 262.83 | 95.56 | 230.25 | 186.57 | 162.69 | 79.13 | 124.02 | 77.95 | 145.33 | 44.78 | 93.55 | 13.30 | 6.81 | 14.37 | 0.25 | 0.86 | 3.85 | 1.39 | 33.02 | 28.88 | 70.29 | 161.55 | 49.78 | 181.13 |
| 2010 | 156.10 | 202.76 | 91.93 | 293.31 | 121.98 | 373.10 | 178.93 | 149.07 | 225.12 | 196.55 | 194.90 | 140.68 | 152.58 | 89.43 | 73.86 | 63.40 | 114.44 | 161.13 | 48.72 | 165.54 | 183.22 | 102.53 | 238.19 | 102.12 |
| 2011 | 72.42 | 182.26 | 213.95 | 109.84 | 168.08 | 189.47 | 299.12 | 136.15 | 188.44 | 15.53 | 65.58 | 31.70 | 9.19 | 5.96 | 0.35 | 2.83 | 0.66 | 2.00 | 0.54 | 69.58 | 138.61 | 189.16 | 73.22 | 371.04 |
| 2012 | 345.03 | 121.92 | 205.10 | 129.89 | 238.38 | 86.66 | 124.04 | 52.24 | 106.82 | 9.09 | 103.20 | 1.04 | 4.73 | 17.16 | 0.00 | 9.63 | 0.00 | 8.59 | 1.03 | 30.41 | 67.33 | 130.19 | 179.23 | 241.46 |
| 2013 | 238.11 | 206.70 | 39.93 | 340.44 | 289.14 | 82.31 | 201.95 | 99.68 | 55.40 | 270.72 | 198.49 | 73.88 | 211.91 | 39.22 | 15.04 | 18.05 | 1.52 | 34.85 | 2.40 | 26.05 | 55.52 | 76.20 | 171.05 | 296.28 |
| 2014 | 210.50 | 535.36 | 131.40 | 259.72 | 151.28 | 129.70 | 153.88 | 91.15 | 68.53 | 103.62 | 33.64 | 96.89 | 55.72 | 89.40 | 10.19 | 7.59 | 0.01 | 0.16 | 30.05 | 2.86 | 49.61 | 141.82 | 214.25 | 161.03 |
| 2015 | 102.57 | 264.01 | 291.10 | 76.10 | 141.32 | 123.84 | 158.16 | 132.98 | 128.65 | 7.78 | 18.21 | 0.19 | 30.71 | 0.00 | 4.18 | 0.00 | 0.06 | 0.05 | 20.56 | 1.05 | 53.47 | 47.28 | 159.79 | 158.17 |
| 2016 | 66.34 | 269.81 | 278.87 | 183.73 | 164.01 | 180.75 | 98.73 | 177.48 | 90.40 | 163.49 | 61.31 | 99.16 | 32.06 | 100.33 | 19.28 | 86.51 | 48.25 | 179.37 | 156.57 | 152.09 | 173.15 | 116.99 | 199.10 | 95.15 |
| 2017 | 251.57 | 219.25 | 180.84 | 132.13 | 165.70 | 255.66 | 132.40 | 110.80 | 109.35 | 51.48 | 37.78 | 59.49 | 9.56 | 27.05 | 3.00 | 6.26 | 0.73 | 53.42 | 90.48 | 30.58 | 124.46 | 279.98 | 103.32 | 159.77 |
| 2018 | 105.68 | 39.82 | 315.51 | 199.56 | 292.94 | 178.44 | 78.94 | 217.92 | 10.66 | 111.50 | 0.36 | 49.72 | 2.12 | 1.62 | 0.71 | 0.74 | 1.73 | 13.74 | 1.79 | 2.36 | 58.95 | 111.74 | 112.49 | 154.94 |
| 2019 | 126.67 | 213.96 | 215.15 | 166.15 | 202.57 | 97.75 | 163.17 | 223.61 | 88.69 | 6.91 | 21.70 | 0.34 | 6.84 | 4.30 | 0.01 | 17.18 | 0.01 | 0.00 | 0.09 | 0.00 | 48.94 | 23.29 | 175.21 | 223.29 |
| 2020 | 276.80 | 70.64 | 203.44 | 368.12 | 250.15 | 202.92 | 223.58 | 91.56 | 139.43 | 87.58 | 31.26 | 13.05 | 71.68 | 3.51 | 41.17 | 18.03 | 16.20 | 35.17 | 54.99 | 255.32 | 108.42 | 134.46 | 316.68 | 139.87 |
| 2021 | 239.23 | 219.79 | 299.81 | 356.15 | 188.80 | 222.61 | 95.80 | 30.36 | 21.04 | 103.60 | 53.82 | 128.38 | 24.65 | 26.67 | 25.63 | 32.86 | 134.07 | 19.46 | 4.53 | 75.37 | 254.76 | 136.49 | 205.84 | 167.43 |
| 2022 | 265.29 | 143.26 | 190.75 | 127.64 | 319.62 | 42.36 | 63.46 | 310.15 | 75.34 | 197.17 | 74.53 | 73.61 | 160.03 | 63.04 | 51.81 | 2.03 | 81.82 | 37.92 | 76.98 | 191.63 | 112.14 | 185.84 | 96.93 | 174.12 |
| 2023 | 52.61 | 332.55 | 200.75 | 246.56 | 126.52 | 174.18 | 208.44 | 40.42 | 84.89 | 5.79 | 16.50 | 89.26 | 42.24 | 5.65 | 5.36 | 0.06 | 0.20 | 0.32 | 5.34 | 41.70 | 96.71 | 108.42 | 170.89 | 68.36 |
| 2024 | 272.74 | 159.02 | 172.00 | 108.61 | 370.60 | 16.66 | 158.38 | 126.92 | 18.11 | 86.72 | 81.60 | 22.84 | 137.10 | 2.40 | 8.41 | 6.58 | 23.19 | 50.66 | 6.80 | 15.93 | 147.32 | 136.47 | 134.73 | 91.11 |
| 2025 | 206.57 | 403.07 | 161.33 | 152.18 | 172.79 | 167.31 | 133.48 | 78.21 | 52.63 | 185.16 | 51.67 | 62.14 | 103.32 | 1.33 | 88.20 | 70.97 | 60.19 | 110.93 | – | – | – | – | – | – |
HASIL R80
Ringkasan R80 dan Hujan Efektif
Nilai ditampilkan untuk periode I dan II setiap bulan.
mm
| Parameter | Jan I | Jan II | Feb I | Feb II | Mar I | Mar II | Apr I | Apr II | Mei I | Mei II | Jun I | Jun II | Jul I | Jul II | Agu I | Agu II | Sep I | Sep II | Okt I | Okt II | Nov I | Nov II | Des I | Des II |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| R80mm/periode | 99.24 | 139.36 | 152.72 | 121.87 | 153.03 | 95.53 | 98.14 | 64.84 | 52.21 | 12.69 | 26.00 | 2.46 | 6.39 | 2.52 | 0.66 | 0.97 | 0.57 | 0.82 | 1.49 | 5.92 | 41.97 | 96.82 | 96.79 | 117.21 |
| R80mm/hari | 6.62 | 8.71 | 10.91 | 8.71 | 10.20 | 5.97 | 6.54 | 4.32 | 3.48 | 0.79 | 1.73 | 0.16 | 0.43 | 0.16 | 0.04 | 0.06 | 0.04 | 0.05 | 0.10 | 0.37 | 2.80 | 6.45 | 6.45 | 7.33 |
| Reff Padimm/hari | 4.63 | 6.10 | 7.64 | 6.09 | 7.14 | 4.18 | 4.58 | 3.03 | 2.44 | 0.56 | 1.21 | 0.11 | 0.30 | 0.11 | 0.03 | 0.04 | 0.03 | 0.04 | 0.07 | 0.26 | 1.96 | 4.52 | 4.52 | 5.13 |
INTERPRETASI
Nilai R80 menggambarkan curah hujan yang dapat diandalkan pada probabilitas 80%. Hujan efektif padi pada modul ini dihitung sebesar 70% dari R80 harian dan dapat digunakan sebagai input awal analisis kebutuhan air irigasi dengan tetap memperhatikan metode desain dan data lapangan yang digunakan pada studi.