HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Sirnabakti, Kec. Pameungpeuk, Garut, Prov. Jawa Barat
GPM01D_E10775_S0765
Panjang Data
28
tahun tersedia
R80 Rata-rata
4.15
mm/hari
Reff Padi Rata-rata
2.91
mm/hari
Reff Padi Maksimum
6.49
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 | 130.52 | 170.62 | 175.75 | 303.31 | 322.96 | 218.64 | 113.72 | 231.44 | 68.11 | 82.17 | 171.49 | 108.50 | 46.88 | 188.69 | 104.91 | 57.12 | 5.94 | 190.13 | 100.85 | 345.91 | 181.79 | 245.31 | 47.96 | 257.04 |
| 1999 | 131.75 | 251.74 | 68.85 | 178.20 | 189.27 | 115.17 | 149.83 | 47.68 | 128.05 | 5.12 | 129.34 | 1.13 | 62.17 | 3.12 | 26.52 | 2.68 | 0.38 | 10.43 | 156.45 | 242.99 | 280.35 | 175.35 | 134.11 | 211.70 |
| 2000 | 305.02 | 146.69 | 142.52 | 99.68 | 108.71 | 161.07 | 115.15 | 231.68 | 100.36 | 170.28 | 87.61 | 51.45 | 3.07 | 57.97 | 4.42 | 69.32 | 54.67 | 32.07 | 58.64 | 254.48 | 187.22 | 198.14 | 91.67 | 69.79 |
| 2001 | 180.23 | 200.84 | 263.89 | 34.92 | 116.51 | 229.63 | 287.46 | 60.05 | 31.48 | 130.50 | 191.33 | 1.03 | 31.17 | 123.02 | 9.58 | 12.48 | 125.09 | 27.00 | 78.60 | 600.82 | 281.39 | 340.80 | 100.18 | 146.36 |
| 2002 | 106.99 | 373.42 | 153.00 | 64.88 | 205.44 | 194.77 | 200.36 | 84.63 | 39.36 | 1.87 | 70.63 | 10.42 | 20.47 | 9.26 | 19.70 | 15.18 | 8.18 | 16.69 | 4.14 | 26.79 | 147.64 | 152.23 | 186.60 | 299.87 |
| 2003 | 91.03 | 152.76 | 172.56 | 142.86 | 157.26 | 219.82 | 77.87 | 109.63 | 137.86 | 13.49 | 15.64 | 36.89 | 2.00 | 5.03 | 5.66 | 36.81 | 45.49 | 19.44 | 28.27 | 367.34 | 126.15 | 174.66 | 251.58 | 77.73 |
| 2004 | 64.23 | 206.59 | 146.06 | 130.00 | 170.07 | 160.68 | 42.81 | 56.33 | 32.51 | 255.35 | 75.26 | 3.08 | 119.55 | 33.06 | 3.10 | 4.18 | 46.63 | 39.30 | 14.28 | 51.16 | 161.00 | 273.61 | 150.67 | 356.00 |
| 2005 | 188.37 | 321.98 | 238.10 | 250.71 | 158.79 | 298.98 | 205.99 | 34.05 | 77.65 | 86.35 | 37.56 | 221.99 | 158.78 | 12.64 | 10.03 | 33.70 | 4.84 | 292.45 | 66.27 | 276.25 | 110.07 | 221.21 | 147.20 | 231.78 |
| 2006 | 242.28 | 175.28 | 129.95 | 275.22 | 133.43 | 135.42 | 132.44 | 178.63 | 76.08 | 121.64 | 65.40 | 6.16 | 7.26 | 6.17 | 2.29 | 1.03 | 0.05 | 0.83 | 11.94 | 12.14 | 86.14 | 93.04 | 145.31 | 357.58 |
| 2007 | 7.67 | 273.36 | 162.54 | 343.69 | 113.42 | 149.96 | 248.43 | 228.41 | 110.86 | 64.55 | 94.06 | 63.38 | 2.09 | 8.37 | 16.71 | 18.50 | 3.80 | 2.23 | 4.79 | 233.52 | 498.67 | 13.99 | 151.41 | 334.19 |
| 2008 | 148.03 | 160.53 | 130.35 | 159.77 | 198.33 | 171.10 | 207.23 | 103.83 | 23.65 | 20.26 | 32.09 | 5.40 | 8.61 | 5.85 | 14.48 | 14.14 | 25.38 | 10.94 | 138.68 | 174.97 | 326.58 | 172.99 | 174.40 | 66.55 |
| 2009 | 163.30 | 201.03 | 203.29 | 143.09 | 159.70 | 206.33 | 181.07 | 54.45 | 194.25 | 66.83 | 155.43 | 17.14 | 1.79 | 134.95 | 0.76 | 3.46 | 49.58 | 9.69 | 186.56 | 191.88 | 212.89 | 254.93 | 176.69 | 142.60 |
| 2010 | 156.50 | 228.31 | 264.35 | 241.68 | 262.83 | 282.49 | 166.47 | 49.68 | 246.62 | 179.52 | 106.39 | 197.94 | 153.82 | 99.43 | 162.44 | 107.30 | 249.50 | 245.43 | 108.30 | 345.38 | 208.94 | 243.69 | 263.29 | 123.80 |
| 2011 | 91.07 | 94.16 | 145.24 | 71.26 | 100.63 | 154.86 | 155.01 | 273.81 | 193.58 | 72.46 | 55.99 | 34.93 | 7.03 | 48.51 | 3.25 | 0.00 | 3.00 | 1.51 | 45.35 | 143.46 | 305.92 | 176.54 | 127.60 | 226.06 |
| 2012 | 190.44 | 112.35 | 129.34 | 201.34 | 172.66 | 104.00 | 299.74 | 54.38 | 165.39 | 73.20 | 73.49 | 16.00 | 3.04 | 4.13 | 0.00 | 11.72 | 6.60 | 7.10 | 108.47 | 128.04 | 135.45 | 401.36 | 415.27 | 155.50 |
| 2013 | 181.10 | 153.13 | 170.04 | 173.63 | 159.74 | 183.05 | 212.82 | 98.36 | 48.75 | 247.24 | 217.22 | 90.96 | 280.11 | 58.86 | 27.46 | 61.42 | 3.91 | 14.70 | 1.26 | 61.46 | 126.69 | 115.89 | 255.01 | 172.94 |
| 2014 | 370.26 | 151.67 | 137.83 | 190.20 | 201.03 | 169.69 | 305.15 | 79.58 | 234.67 | 13.30 | 19.74 | 193.65 | 206.70 | 159.04 | 13.51 | 4.14 | 2.21 | 5.61 | 3.50 | 84.15 | 171.92 | 325.08 | 125.14 | 339.18 |
| 2015 | 39.11 | 235.09 | 216.81 | 132.32 | 110.36 | 180.62 | 127.93 | 168.35 | 108.74 | 71.24 | 57.10 | 0.06 | 0.35 | 1.50 | 3.25 | 0.00 | 0.00 | 0.00 | 0.95 | 2.05 | 249.24 | 178.48 | 270.89 | 128.18 |
| 2016 | 168.68 | 193.48 | 264.28 | 96.77 | 144.54 | 290.47 | 266.07 | 124.16 | 261.19 | 73.33 | 64.37 | 148.42 | 190.24 | 138.51 | 47.23 | 142.66 | 89.66 | 359.48 | 320.31 | 188.72 | 179.23 | 227.94 | 185.70 | 82.45 |
| 2017 | 101.49 | 187.65 | 141.33 | 158.93 | 146.85 | 223.26 | 112.03 | 207.44 | 39.08 | 145.37 | 67.71 | 75.34 | 8.52 | 32.96 | 0.05 | 21.45 | 1.09 | 136.52 | 266.69 | 159.99 | 222.19 | 277.14 | 148.40 | 142.39 |
| 2018 | 115.70 | 128.78 | 144.24 | 180.91 | 149.46 | 190.13 | 129.73 | 144.44 | 1.37 | 7.71 | 0.08 | 115.84 | 0.00 | 1.50 | 4.06 | 0.12 | 5.67 | 29.78 | 2.93 | 88.44 | 376.97 | 89.47 | 315.65 | 131.55 |
| 2019 | 156.60 | 207.59 | 65.56 | 275.64 | 263.14 | 127.70 | 138.09 | 210.58 | 181.47 | 3.30 | 4.00 | 0.91 | 0.50 | 7.15 | 0.08 | 0.76 | 0.00 | 1.90 | 1.54 | 38.17 | 227.13 | 19.33 | 136.79 | 200.05 |
| 2020 | 208.88 | 98.62 | 241.53 | 238.21 | 386.68 | 147.41 | 189.97 | 109.88 | 170.19 | 216.85 | 50.89 | 121.41 | 29.58 | 0.00 | 76.43 | 0.24 | 28.74 | 148.53 | 141.99 | 367.14 | 125.12 | 266.84 | 280.44 | 89.08 |
| 2021 | 169.92 | 176.83 | 171.99 | 270.95 | 222.22 | 107.52 | 166.17 | 18.38 | 6.30 | 38.84 | 40.50 | 212.35 | 16.89 | 84.05 | 55.29 | 6.64 | 130.61 | 48.80 | 12.55 | 309.69 | 404.33 | 141.96 | 127.45 | 242.49 |
| 2022 | 131.52 | 96.46 | 77.52 | 162.02 | 178.43 | 196.25 | 125.55 | 270.14 | 41.51 | 172.40 | 72.95 | 134.70 | 184.25 | 8.55 | 198.94 | 6.76 | 159.01 | 202.74 | 207.02 | 235.90 | 307.56 | 168.79 | 155.36 | 170.76 |
| 2023 | 68.63 | 239.21 | 211.20 | 90.21 | 39.55 | 324.05 | 141.11 | 105.29 | 194.05 | 3.13 | 48.04 | 78.57 | 137.80 | 0.00 | 1.40 | 1.54 | 1.33 | 0.00 | 0.69 | 8.06 | 214.82 | 185.09 | 137.71 | 87.44 |
| 2024 | 192.82 | 191.65 | 172.70 | 122.56 | 278.45 | 37.40 | 138.18 | 163.56 | 3.88 | 21.20 | 61.26 | 136.47 | 30.97 | 0.23 | 7.17 | 4.39 | 92.97 | 53.23 | 6.04 | 90.31 | 236.58 | 274.58 | 311.40 | 63.30 |
| 2025 | 199.61 | 258.48 | 38.65 | 265.53 | 170.81 | 105.10 | 158.73 | 45.47 | 155.43 | 222.29 | 107.55 | 102.20 | 43.08 | 70.12 | 53.23 | 149.67 | 66.80 | 264.97 | – | – | – | – | – | – |
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 | 91.06 | 143.10 | 129.82 | 99.10 | 115.89 | 125.19 | 123.47 | 53.44 | 32.30 | 12.18 | 36.46 | 4.93 | 2.07 | 2.80 | 2.11 | 0.98 | 1.28 | 2.16 | 3.27 | 45.96 | 131.94 | 131.53 | 127.54 | 85.44 |
| R80mm/hari | 6.07 | 8.94 | 9.27 | 7.08 | 7.73 | 7.82 | 8.23 | 3.56 | 2.15 | 0.76 | 2.43 | 0.33 | 0.14 | 0.17 | 0.14 | 0.06 | 0.09 | 0.14 | 0.22 | 2.87 | 8.80 | 8.77 | 8.50 | 5.34 |
| Reff Padimm/hari | 4.25 | 6.26 | 6.49 | 4.95 | 5.41 | 5.48 | 5.76 | 2.49 | 1.51 | 0.53 | 1.70 | 0.23 | 0.10 | 0.12 | 0.10 | 0.04 | 0.06 | 0.10 | 0.15 | 2.01 | 6.16 | 6.14 | 5.95 | 3.74 |
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.