HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Mekarsari, Kec. Cimerak, Pangandaran, Prov. Jawa Barat
GPM01D_E10835_S0775
Panjang Data
28
tahun tersedia
R80 Rata-rata
3.93
mm/hari
Reff Padi Rata-rata
2.75
mm/hari
Reff Padi Maksimum
6.74
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 | 84.67 | 168.59 | 144.80 | 237.01 | 297.46 | 193.40 | 127.53 | 218.26 | 200.29 | 10.14 | 156.15 | 124.11 | 127.42 | 232.13 | 63.39 | 93.23 | 3.87 | 200.15 | 118.88 | 422.92 | 271.19 | 244.60 | 45.12 | 275.42 |
| 1999 | 83.40 | 343.94 | 63.24 | 161.01 | 240.05 | 115.14 | 112.25 | 73.51 | 196.21 | 4.05 | 108.01 | 2.53 | 51.37 | 17.18 | 18.95 | 1.98 | 3.59 | 23.21 | 150.56 | 263.54 | 312.76 | 99.77 | 155.44 | 243.07 |
| 2000 | 218.47 | 187.67 | 136.20 | 103.08 | 150.74 | 148.81 | 199.84 | 188.13 | 262.19 | 58.97 | 27.28 | 130.41 | 0.38 | 138.57 | 6.76 | 71.36 | 32.06 | 44.85 | 122.78 | 306.92 | 291.30 | 140.82 | 87.45 | 31.29 |
| 2001 | 191.60 | 171.86 | 184.08 | 58.04 | 89.91 | 281.67 | 283.54 | 139.60 | 81.39 | 109.33 | 179.36 | 9.48 | 4.56 | 131.73 | 0.04 | 27.49 | 15.59 | 18.53 | 144.23 | 678.67 | 212.74 | 427.10 | 133.83 | 157.04 |
| 2002 | 144.67 | 282.66 | 146.34 | 91.64 | 92.03 | 200.50 | 171.06 | 166.48 | 68.20 | 34.29 | 69.67 | 1.75 | 36.09 | 90.68 | 6.29 | 8.29 | 2.23 | 16.54 | 2.85 | 40.85 | 147.36 | 173.63 | 117.51 | 296.18 |
| 2003 | 100.43 | 169.90 | 163.63 | 125.99 | 169.97 | 144.55 | 54.77 | 134.72 | 156.22 | 5.79 | 26.08 | 16.89 | 2.36 | 3.35 | 4.03 | 10.41 | 78.12 | 22.67 | 27.46 | 326.72 | 71.39 | 267.70 | 335.32 | 69.63 |
| 2004 | 50.37 | 195.26 | 164.73 | 125.29 | 160.55 | 159.29 | 59.85 | 72.74 | 32.22 | 337.19 | 83.90 | 4.46 | 123.78 | 84.40 | 13.08 | 9.21 | 89.85 | 40.79 | 10.41 | 94.73 | 203.79 | 266.75 | 110.41 | 410.76 |
| 2005 | 228.60 | 319.43 | 136.41 | 293.05 | 96.72 | 339.41 | 287.22 | 52.38 | 70.01 | 135.55 | 127.69 | 129.84 | 206.69 | 8.34 | 19.32 | 35.53 | 2.74 | 377.67 | 50.87 | 365.71 | 137.06 | 256.03 | 187.47 | 228.34 |
| 2006 | 138.47 | 221.52 | 64.37 | 316.74 | 169.16 | 106.79 | 89.72 | 179.42 | 120.26 | 167.63 | 86.74 | 0.69 | 7.43 | 3.71 | 2.23 | 3.61 | 3.04 | 0.03 | 7.38 | 7.88 | 127.88 | 42.29 | 78.55 | 300.70 |
| 2007 | 4.23 | 235.36 | 130.42 | 358.60 | 90.26 | 201.87 | 139.43 | 325.88 | 234.43 | 56.22 | 70.41 | 47.77 | 3.01 | 4.28 | 7.55 | 2.08 | 8.16 | 1.66 | 1.07 | 327.11 | 432.64 | 53.04 | 192.23 | 277.08 |
| 2008 | 116.01 | 118.92 | 157.14 | 183.62 | 101.51 | 189.53 | 189.21 | 98.58 | 67.68 | 11.28 | 20.32 | 0.28 | 5.21 | 6.44 | 11.90 | 17.33 | 15.49 | 6.19 | 150.59 | 114.17 | 361.27 | 171.77 | 282.38 | 64.34 |
| 2009 | 150.89 | 244.59 | 167.67 | 144.76 | 130.21 | 140.68 | 152.61 | 63.72 | 266.62 | 80.48 | 213.60 | 23.42 | 2.58 | 139.45 | 1.82 | 8.15 | 44.36 | 8.18 | 124.23 | 330.48 | 87.14 | 331.67 | 252.80 | 92.02 |
| 2010 | 181.60 | 139.18 | 305.58 | 94.86 | 243.88 | 204.64 | 222.18 | 63.70 | 227.46 | 314.32 | 134.71 | 268.79 | 257.89 | 94.68 | 114.42 | 245.16 | 193.19 | 423.61 | 111.41 | 410.28 | 287.62 | 155.18 | 218.54 | 212.44 |
| 2011 | 144.84 | 54.97 | 164.39 | 79.14 | 94.35 | 149.31 | 224.06 | 204.67 | 229.66 | 134.69 | 150.64 | 6.75 | 17.44 | 59.66 | 0.36 | 1.75 | 2.25 | 3.52 | 12.14 | 214.29 | 234.00 | 260.89 | 160.14 | 162.22 |
| 2012 | 215.65 | 172.10 | 47.17 | 238.83 | 204.54 | 84.95 | 456.96 | 30.92 | 180.84 | 95.07 | 45.72 | 19.60 | 12.29 | 4.63 | 0.00 | 6.20 | 6.30 | 2.77 | 40.58 | 199.83 | 172.39 | 332.81 | 324.03 | 189.32 |
| 2013 | 212.46 | 99.24 | 150.83 | 178.03 | 82.97 | 251.02 | 169.53 | 104.74 | 61.88 | 231.80 | 223.48 | 175.12 | 378.09 | 82.29 | 28.17 | 8.76 | 1.45 | 20.73 | 7.58 | 136.42 | 184.30 | 103.12 | 250.02 | 170.12 |
| 2014 | 234.03 | 243.88 | 167.69 | 175.99 | 94.04 | 174.21 | 271.79 | 54.79 | 158.25 | 59.83 | 43.54 | 236.63 | 205.94 | 181.84 | 130.17 | 1.27 | 0.28 | 2.83 | 2.86 | 138.95 | 242.46 | 271.18 | 144.89 | 324.65 |
| 2015 | 41.56 | 223.67 | 271.71 | 63.08 | 119.47 | 244.78 | 148.76 | 109.34 | 210.48 | 49.19 | 62.60 | 0.14 | 6.43 | 0.09 | 3.75 | 0.00 | 0.00 | 1.47 | 2.12 | 0.03 | 290.23 | 153.23 | 282.10 | 88.14 |
| 2016 | 92.73 | 205.83 | 279.43 | 113.19 | 67.27 | 278.50 | 245.65 | 105.14 | 273.86 | 101.15 | 64.76 | 156.89 | 296.31 | 153.26 | 93.14 | 91.83 | 113.47 | 357.48 | 460.48 | 261.20 | 139.97 | 260.66 | 186.28 | 76.97 |
| 2017 | 128.90 | 206.48 | 164.42 | 162.30 | 120.32 | 193.70 | 139.20 | 191.21 | 89.22 | 151.60 | 60.07 | 121.32 | 6.44 | 10.23 | 1.98 | 5.63 | 0.65 | 174.86 | 307.05 | 206.47 | 202.91 | 253.34 | 145.72 | 149.99 |
| 2018 | 136.09 | 101.90 | 65.07 | 239.26 | 130.43 | 150.76 | 227.94 | 112.62 | 1.43 | 75.82 | 0.50 | 104.71 | 0.16 | 0.00 | 2.18 | 0.00 | 19.75 | 34.96 | 5.57 | 7.33 | 416.20 | 110.69 | 339.84 | 91.44 |
| 2019 | 85.49 | 226.57 | 83.79 | 270.54 | 250.10 | 134.06 | 147.66 | 282.23 | 143.15 | 68.45 | 11.11 | 0.00 | 0.32 | 0.87 | 2.73 | 1.26 | 0.00 | 0.45 | 2.82 | 65.04 | 222.15 | 6.64 | 89.53 | 232.47 |
| 2020 | 195.66 | 108.83 | 262.26 | 242.35 | 412.59 | 162.55 | 130.13 | 230.10 | 59.86 | 376.08 | 115.72 | 110.49 | 50.30 | 2.27 | 70.57 | 0.53 | 35.70 | 199.80 | 107.37 | 413.70 | 278.62 | 181.34 | 309.99 | 116.35 |
| 2021 | 187.02 | 140.03 | 167.33 | 276.53 | 176.38 | 123.33 | 207.98 | 8.56 | 47.92 | 27.88 | 64.41 | 263.09 | 53.36 | 43.41 | 42.88 | 5.46 | 152.39 | 40.48 | 12.66 | 272.09 | 419.05 | 132.43 | 120.68 | 215.44 |
| 2022 | 132.07 | 133.63 | 100.86 | 150.36 | 271.28 | 153.52 | 51.55 | 302.42 | 73.38 | 183.62 | 107.40 | 162.71 | 233.37 | 4.24 | 186.01 | 5.57 | 231.69 | 228.93 | 233.88 | 213.54 | 377.46 | 209.22 | 148.55 | 162.41 |
| 2023 | 54.93 | 201.20 | 149.44 | 158.36 | 35.83 | 270.29 | 86.89 | 189.54 | 285.50 | 1.46 | 53.60 | 42.91 | 208.67 | 0.13 | 0.00 | 0.08 | 0.00 | 0.38 | 1.39 | 5.39 | 202.26 | 160.82 | 138.78 | 113.26 |
| 2024 | 191.19 | 190.75 | 162.06 | 92.59 | 266.53 | 27.62 | 188.64 | 137.52 | 1.48 | 37.28 | 105.95 | 105.05 | 69.61 | 0.00 | 2.37 | 7.73 | 72.20 | 46.88 | 9.74 | 204.69 | 237.80 | 288.28 | 296.17 | 66.58 |
| 2025 | 204.13 | 185.22 | 21.37 | 288.79 | 136.61 | 129.36 | 235.84 | 74.32 | 311.42 | 281.56 | 201.77 | 171.08 | 85.13 | 7.70 | 80.35 | 196.54 | 104.86 | 289.79 | – | – | – | – | – | – |
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 | 84.42 | 130.69 | 80.04 | 94.41 | 91.68 | 128.15 | 107.74 | 63.71 | 61.47 | 24.56 | 40.29 | 2.37 | 2.92 | 1.99 | 1.94 | 1.27 | 1.29 | 2.54 | 2.85 | 55.36 | 144.40 | 107.66 | 114.67 | 83.67 |
| R80mm/hari | 5.63 | 8.17 | 5.72 | 6.74 | 6.11 | 8.01 | 7.18 | 4.25 | 4.10 | 1.53 | 2.69 | 0.16 | 0.19 | 0.12 | 0.13 | 0.08 | 0.09 | 0.17 | 0.19 | 3.46 | 9.63 | 7.18 | 7.64 | 5.23 |
| Reff Padimm/hari | 3.94 | 5.72 | 4.00 | 4.72 | 4.28 | 5.61 | 5.03 | 2.97 | 2.87 | 1.07 | 1.88 | 0.11 | 0.14 | 0.09 | 0.09 | 0.06 | 0.06 | 0.12 | 0.13 | 2.42 | 6.74 | 5.02 | 5.35 | 3.66 |
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.