HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Cidempet, Kec. Arahan, Indramayu, Prov. Jawa Barat
GPM01D_E10825_S0635
Panjang Data
28
tahun tersedia
R80 Rata-rata
3.78
mm/hari
Reff Padi Rata-rata
2.65
mm/hari
Reff Padi Maksimum
8.65
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 | 62.55 | 187.72 | 139.39 | 292.61 | 141.18 | 261.24 | 218.73 | 77.47 | 181.50 | 42.09 | 138.22 | 24.96 | 137.33 | 69.45 | 24.13 | 45.78 | 1.83 | 149.52 | 34.62 | 233.93 | 238.69 | 209.78 | 64.03 | 211.85 |
| 1999 | 299.45 | 163.72 | 246.43 | 163.34 | 193.81 | 186.16 | 231.83 | 17.61 | 172.30 | 32.03 | 72.77 | 6.75 | 69.50 | 20.21 | 39.31 | 19.11 | 1.25 | 6.07 | 32.56 | 202.72 | 193.41 | 198.71 | 59.69 | 245.52 |
| 2000 | 90.46 | 404.07 | 167.50 | 63.54 | 136.99 | 83.02 | 131.13 | 148.02 | 136.89 | 32.89 | 78.99 | 122.18 | 22.30 | 18.84 | 21.14 | 5.54 | 2.82 | 12.98 | 28.28 | 90.50 | 95.41 | 258.97 | 118.75 | 113.85 |
| 2001 | 225.55 | 192.71 | 220.71 | 118.84 | 129.02 | 225.98 | 252.54 | 64.18 | 25.36 | 111.48 | 193.57 | 9.84 | 8.95 | 74.99 | 5.89 | 1.75 | 42.23 | 17.85 | 104.24 | 118.83 | 80.18 | 442.96 | 204.25 | 115.59 |
| 2002 | 119.67 | 438.15 | 235.91 | 133.22 | 136.62 | 217.12 | 222.63 | 85.60 | 141.37 | 30.48 | 34.18 | 1.74 | 47.77 | 31.55 | 14.15 | 0.84 | 1.99 | 2.44 | 0.35 | 15.73 | 18.53 | 120.85 | 109.62 | 262.18 |
| 2003 | 109.18 | 195.94 | 214.54 | 242.00 | 223.77 | 82.06 | 55.74 | 121.07 | 121.89 | 16.94 | 9.15 | 38.62 | 3.87 | 0.95 | 14.51 | 9.08 | 11.23 | 32.40 | 67.53 | 113.20 | 8.46 | 155.99 | 170.98 | 79.56 |
| 2004 | 312.16 | 242.92 | 247.38 | 183.99 | 291.96 | 77.09 | 79.39 | 102.79 | 86.08 | 84.98 | 113.62 | 0.90 | 72.05 | 7.85 | 5.90 | 1.21 | 2.33 | 20.61 | 1.49 | 35.02 | 16.49 | 197.66 | 199.53 | 160.62 |
| 2005 | 206.12 | 266.19 | 222.21 | 197.60 | 317.72 | 103.36 | 152.01 | 57.95 | 117.93 | 25.87 | 103.83 | 90.81 | 63.37 | 40.35 | 70.43 | 9.80 | 5.74 | 38.64 | 8.89 | 96.35 | 34.25 | 199.45 | 174.58 | 160.57 |
| 2006 | 159.88 | 340.54 | 228.26 | 254.55 | 235.92 | 106.24 | 193.77 | 66.45 | 59.05 | 110.53 | 72.44 | 1.88 | 0.50 | 32.43 | 0.17 | 0.14 | 8.88 | 0.08 | 0.00 | 2.74 | 3.56 | 79.37 | 84.56 | 285.82 |
| 2007 | 35.17 | 371.72 | 249.40 | 300.91 | 147.21 | 121.81 | 110.91 | 247.54 | 84.66 | 58.50 | 45.74 | 85.63 | 9.55 | 21.26 | 0.39 | 14.33 | 9.45 | 0.99 | 11.97 | 73.34 | 119.36 | 22.11 | 262.53 | 219.22 |
| 2008 | 278.67 | 192.12 | 282.70 | 323.18 | 263.42 | 148.84 | 110.21 | 160.98 | 78.13 | 20.82 | 54.25 | 3.94 | 8.15 | 0.83 | 31.97 | 15.84 | 22.48 | 0.25 | 13.33 | 91.30 | 120.88 | 277.85 | 196.81 | 280.03 |
| 2009 | 272.24 | 129.97 | 238.60 | 177.83 | 160.74 | 73.35 | 113.46 | 89.80 | 125.86 | 117.91 | 98.10 | 5.41 | 9.14 | 21.41 | 3.36 | 0.15 | 10.56 | 0.04 | 45.41 | 36.03 | 72.31 | 181.54 | 28.23 | 196.51 |
| 2010 | 176.78 | 250.60 | 203.97 | 181.99 | 137.08 | 308.96 | 209.85 | 60.85 | 173.70 | 174.37 | 138.96 | 171.04 | 134.13 | 98.40 | 89.55 | 48.43 | 84.97 | 226.76 | 60.63 | 187.86 | 171.93 | 156.18 | 180.42 | 94.02 |
| 2011 | 87.66 | 171.39 | 217.23 | 74.52 | 139.64 | 183.18 | 269.20 | 116.75 | 155.12 | 25.42 | 62.48 | 24.45 | 8.46 | 0.15 | 1.25 | 2.36 | 0.22 | 0.16 | 4.41 | 62.16 | 117.68 | 230.31 | 93.40 | 278.28 |
| 2012 | 307.43 | 141.39 | 199.73 | 136.49 | 231.75 | 51.92 | 130.74 | 47.83 | 117.58 | 6.61 | 93.81 | 2.41 | 3.92 | 20.98 | 0.00 | 23.77 | 2.61 | 1.01 | 0.54 | 32.44 | 118.97 | 99.20 | 181.60 | 256.11 |
| 2013 | 290.24 | 172.19 | 49.79 | 303.21 | 236.65 | 93.63 | 188.59 | 75.44 | 115.03 | 157.33 | 195.98 | 45.63 | 207.52 | 69.88 | 14.95 | 10.87 | 2.60 | 48.37 | 0.00 | 58.58 | 73.67 | 101.33 | 147.33 | 284.53 |
| 2014 | 235.76 | 573.79 | 163.85 | 246.62 | 180.06 | 123.90 | 140.34 | 76.89 | 121.52 | 133.74 | 36.75 | 115.85 | 60.33 | 91.15 | 9.09 | 3.09 | 0.00 | 0.00 | 21.00 | 3.58 | 41.79 | 149.00 | 207.19 | 175.33 |
| 2015 | 89.60 | 243.17 | 304.21 | 85.95 | 144.03 | 86.96 | 174.07 | 102.65 | 96.99 | 0.38 | 14.42 | 0.08 | 14.74 | 0.00 | 0.88 | 0.28 | 0.00 | 0.01 | 4.43 | 4.83 | 68.40 | 70.47 | 169.92 | 147.66 |
| 2016 | 44.37 | 290.32 | 324.36 | 223.89 | 238.85 | 140.42 | 102.24 | 172.28 | 54.94 | 170.11 | 78.20 | 98.47 | 48.09 | 104.09 | 40.37 | 84.25 | 42.70 | 193.10 | 142.87 | 138.77 | 153.66 | 122.10 | 159.59 | 95.48 |
| 2017 | 215.82 | 182.11 | 227.84 | 117.75 | 154.33 | 272.34 | 113.24 | 104.43 | 143.97 | 49.80 | 32.44 | 105.77 | 14.09 | 30.34 | 0.64 | 11.80 | 0.01 | 50.78 | 109.50 | 68.80 | 133.26 | 263.59 | 88.84 | 170.82 |
| 2018 | 123.70 | 49.85 | 364.16 | 145.91 | 249.41 | 210.68 | 49.39 | 232.92 | 9.42 | 147.32 | 1.78 | 59.76 | 3.44 | 0.00 | 3.14 | 0.08 | 0.31 | 14.89 | 2.42 | 27.48 | 62.68 | 134.59 | 152.41 | 136.12 |
| 2019 | 111.82 | 253.90 | 240.70 | 111.53 | 235.08 | 70.99 | 111.17 | 275.74 | 103.25 | 7.70 | 22.45 | 0.58 | 4.42 | 5.37 | 0.00 | 9.25 | 0.00 | 0.00 | 0.01 | 0.00 | 82.54 | 8.57 | 167.70 | 221.46 |
| 2020 | 267.64 | 108.90 | 228.26 | 356.31 | 238.58 | 182.89 | 202.93 | 82.17 | 138.39 | 100.38 | 32.18 | 15.48 | 75.25 | 7.58 | 30.95 | 39.01 | 12.35 | 51.20 | 64.81 | 209.53 | 72.21 | 150.45 | 328.95 | 89.69 |
| 2021 | 283.93 | 208.08 | 361.57 | 318.79 | 189.84 | 234.76 | 102.13 | 60.30 | 63.44 | 72.84 | 48.78 | 136.71 | 25.32 | 23.48 | 19.18 | 42.88 | 150.60 | 15.63 | 6.59 | 92.99 | 244.45 | 150.43 | 200.05 | 129.47 |
| 2022 | 314.16 | 151.34 | 174.42 | 128.73 | 252.14 | 58.88 | 55.75 | 305.15 | 90.58 | 163.67 | 81.37 | 62.13 | 180.85 | 65.85 | 53.77 | 22.15 | 88.94 | 37.23 | 105.19 | 151.17 | 122.01 | 150.57 | 133.41 | 183.53 |
| 2023 | 81.98 | 234.58 | 196.85 | 289.75 | 108.47 | 189.43 | 167.88 | 43.36 | 90.80 | 2.75 | 23.95 | 71.77 | 62.45 | 0.18 | 2.62 | 1.12 | 0.00 | 0.00 | 0.00 | 38.20 | 59.89 | 127.91 | 194.01 | 44.80 |
| 2024 | 249.93 | 149.41 | 185.33 | 109.11 | 379.11 | 14.43 | 85.52 | 155.24 | 17.76 | 122.82 | 66.61 | 32.18 | 138.79 | 0.19 | 1.18 | 2.91 | 25.34 | 56.23 | 22.85 | 5.00 | 151.91 | 117.81 | 142.25 | 84.14 |
| 2025 | 246.86 | 379.12 | 149.20 | 174.83 | 201.02 | 171.09 | 110.51 | 67.72 | 71.77 | 171.00 | 25.34 | 82.38 | 104.27 | 1.43 | 90.78 | 64.91 | 63.20 | 93.22 | – | – | – | – | – | – |
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 | 89.21 | 150.95 | 173.04 | 116.51 | 139.12 | 76.34 | 98.81 | 60.74 | 62.56 | 20.04 | 25.06 | 2.30 | 7.40 | 0.70 | 0.83 | 1.06 | 0.17 | 0.07 | 0.46 | 11.43 | 38.77 | 100.48 | 91.58 | 94.89 |
| R80mm/hari | 5.95 | 9.43 | 12.36 | 8.32 | 9.27 | 4.77 | 6.59 | 4.05 | 4.17 | 1.25 | 1.67 | 0.15 | 0.49 | 0.04 | 0.06 | 0.07 | 0.01 | 0.00 | 0.03 | 0.71 | 2.58 | 6.70 | 6.11 | 5.93 |
| Reff Padimm/hari | 4.16 | 6.60 | 8.65 | 5.83 | 6.49 | 3.34 | 4.61 | 2.83 | 2.92 | 0.88 | 1.17 | 0.11 | 0.35 | 0.03 | 0.04 | 0.05 | 0.01 | 0.00 | 0.02 | 0.50 | 1.81 | 4.69 | 4.27 | 4.15 |
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.