HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Neglasari, Kec. Ibun, Bandung, Prov. Jawa Barat
GPM01D_E10775_S0715
Panjang Data
28
tahun tersedia
R80 Rata-rata
3.76
mm/hari
Reff Padi Rata-rata
2.63
mm/hari
Reff Padi Maksimum
6.45
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 | 121.13 | 160.32 | 204.03 | 273.07 | 285.36 | 224.97 | 162.86 | 129.12 | 81.75 | 12.00 | 131.02 | 90.11 | 88.69 | 98.86 | 57.90 | 40.59 | 3.31 | 116.56 | 48.72 | 307.70 | 168.38 | 176.91 | 116.80 | 167.08 |
| 1999 | 179.92 | 211.71 | 50.27 | 222.70 | 164.13 | 134.71 | 159.49 | 31.28 | 189.33 | 36.33 | 93.15 | 14.06 | 61.74 | 10.95 | 41.37 | 5.93 | 0.06 | 1.92 | 133.21 | 159.03 | 245.41 | 219.23 | 73.93 | 220.56 |
| 2000 | 165.65 | 198.13 | 72.44 | 159.73 | 85.52 | 167.03 | 90.05 | 243.93 | 164.97 | 55.71 | 32.23 | 73.58 | 20.49 | 34.50 | 12.47 | 50.04 | 3.43 | 4.88 | 44.83 | 184.76 | 144.57 | 153.25 | 108.24 | 86.86 |
| 2001 | 137.33 | 270.37 | 234.45 | 56.69 | 98.90 | 246.47 | 209.71 | 126.57 | 56.59 | 88.15 | 145.03 | 8.59 | 53.27 | 60.36 | 9.97 | 24.35 | 87.93 | 18.45 | 128.52 | 348.37 | 166.51 | 384.20 | 69.89 | 109.78 |
| 2002 | 43.60 | 465.36 | 91.98 | 105.19 | 220.72 | 154.31 | 128.06 | 137.42 | 85.84 | 5.15 | 17.65 | 3.42 | 12.05 | 26.82 | 13.01 | 1.51 | 2.14 | 1.52 | 1.24 | 30.70 | 37.42 | 201.54 | 192.97 | 209.51 |
| 2003 | 55.46 | 203.40 | 144.54 | 216.67 | 281.96 | 82.42 | 70.74 | 93.26 | 120.04 | 6.11 | 2.01 | 35.90 | 6.29 | 1.82 | 0.25 | 42.57 | 34.71 | 17.44 | 80.33 | 263.59 | 17.23 | 231.14 | 156.57 | 134.35 |
| 2004 | 67.32 | 269.01 | 121.72 | 168.25 | 237.99 | 125.22 | 180.67 | 46.51 | 48.79 | 99.17 | 64.39 | 2.05 | 51.75 | 40.85 | 1.60 | 1.99 | 36.69 | 31.97 | 6.00 | 7.06 | 92.26 | 181.59 | 129.93 | 264.73 |
| 2005 | 213.97 | 252.13 | 191.43 | 266.99 | 218.76 | 218.82 | 177.29 | 41.55 | 128.64 | 12.21 | 61.29 | 153.45 | 119.90 | 14.67 | 22.77 | 32.89 | 1.52 | 57.90 | 11.77 | 206.70 | 32.33 | 179.00 | 124.88 | 219.80 |
| 2006 | 317.23 | 115.74 | 167.07 | 258.57 | 103.75 | 133.48 | 126.01 | 185.98 | 79.50 | 89.69 | 32.78 | 2.67 | 1.23 | 4.78 | 2.63 | 1.20 | 0.56 | 0.11 | 0.05 | 9.91 | 62.57 | 69.46 | 113.39 | 366.26 |
| 2007 | 24.84 | 236.61 | 173.15 | 331.03 | 78.25 | 187.88 | 170.20 | 273.89 | 48.53 | 106.66 | 41.84 | 32.87 | 3.74 | 6.10 | 1.32 | 11.61 | 9.05 | 1.22 | 9.86 | 193.91 | 303.21 | 58.62 | 208.89 | 251.15 |
| 2008 | 124.59 | 194.38 | 116.71 | 155.16 | 262.23 | 144.48 | 186.77 | 115.47 | 9.39 | 4.84 | 24.21 | 1.57 | 0.46 | 5.36 | 24.38 | 7.99 | 6.02 | 1.05 | 52.00 | 158.54 | 179.46 | 270.58 | 348.59 | 78.85 |
| 2009 | 151.29 | 191.05 | 170.43 | 181.82 | 129.82 | 226.80 | 114.08 | 98.65 | 84.37 | 168.38 | 95.81 | 37.51 | 15.28 | 7.77 | 0.58 | 3.19 | 19.39 | 6.65 | 68.47 | 139.74 | 131.48 | 241.71 | 44.95 | 220.97 |
| 2010 | 147.21 | 253.30 | 268.22 | 242.78 | 276.84 | 283.28 | 155.83 | 62.40 | 227.98 | 162.06 | 167.50 | 80.36 | 80.69 | 111.66 | 77.16 | 114.29 | 268.76 | 157.15 | 115.26 | 262.54 | 157.41 | 265.48 | 222.89 | 131.31 |
| 2011 | 74.05 | 92.95 | 135.67 | 100.32 | 115.18 | 151.42 | 183.03 | 181.36 | 190.23 | 27.93 | 23.49 | 106.31 | 6.19 | 24.42 | 1.71 | 0.23 | 0.50 | 0.45 | 21.53 | 103.46 | 245.49 | 184.79 | 99.26 | 246.99 |
| 2012 | 117.19 | 178.08 | 144.66 | 199.07 | 182.33 | 88.69 | 172.09 | 128.33 | 164.45 | 40.82 | 83.01 | 1.22 | 0.60 | 1.26 | 0.00 | 14.30 | 1.65 | 3.50 | 47.22 | 138.32 | 45.06 | 379.60 | 275.35 | 244.80 |
| 2013 | 195.69 | 182.34 | 222.34 | 124.16 | 163.79 | 184.52 | 233.37 | 91.32 | 105.55 | 160.11 | 190.45 | 51.79 | 154.56 | 103.73 | 12.94 | 2.77 | 0.04 | 25.25 | 0.06 | 116.35 | 126.23 | 77.28 | 297.26 | 118.57 |
| 2014 | 312.22 | 106.58 | 128.92 | 230.82 | 269.69 | 149.75 | 210.48 | 154.22 | 131.44 | 79.50 | 21.53 | 151.03 | 79.59 | 140.40 | 3.11 | 6.51 | 0.07 | 0.00 | 2.90 | 9.75 | 190.88 | 187.01 | 134.57 | 304.05 |
| 2015 | 108.75 | 190.96 | 251.82 | 130.22 | 193.66 | 129.34 | 143.72 | 159.02 | 164.32 | 6.66 | 40.55 | 0.32 | 0.27 | 0.00 | 6.07 | 0.00 | 0.00 | 0.00 | 1.55 | 9.19 | 256.16 | 112.41 | 277.86 | 85.21 |
| 2016 | 160.44 | 182.19 | 210.69 | 150.52 | 206.72 | 244.84 | 225.37 | 122.35 | 154.57 | 101.11 | 71.88 | 94.52 | 146.67 | 81.03 | 37.81 | 49.01 | 45.56 | 297.91 | 174.21 | 216.38 | 192.21 | 156.15 | 179.06 | 57.51 |
| 2017 | 85.18 | 206.31 | 123.28 | 190.54 | 162.51 | 204.11 | 129.72 | 166.54 | 144.49 | 42.84 | 96.60 | 21.74 | 3.40 | 20.23 | 0.64 | 3.54 | 0.10 | 65.03 | 125.98 | 102.41 | 198.13 | 230.32 | 173.13 | 87.72 |
| 2018 | 109.07 | 87.53 | 62.49 | 363.99 | 235.21 | 122.48 | 133.37 | 131.53 | 0.47 | 114.08 | 0.11 | 54.31 | 0.29 | 0.00 | 1.50 | 0.00 | 0.87 | 33.81 | 2.60 | 46.58 | 260.04 | 62.45 | 246.63 | 107.28 |
| 2019 | 133.21 | 242.30 | 216.50 | 183.28 | 173.12 | 167.75 | 290.24 | 49.83 | 50.95 | 0.34 | 3.56 | 0.00 | 1.55 | 0.19 | 1.49 | 0.54 | 0.06 | 0.00 | 0.00 | 3.40 | 115.95 | 18.04 | 181.53 | 190.57 |
| 2020 | 136.98 | 174.25 | 236.30 | 227.21 | 292.23 | 211.14 | 175.31 | 136.94 | 85.00 | 163.51 | 29.94 | 48.42 | 60.53 | 3.30 | 47.44 | 12.64 | 7.82 | 11.01 | 33.70 | 340.54 | 91.26 | 195.37 | 175.57 | 152.53 |
| 2021 | 200.99 | 138.55 | 171.35 | 220.89 | 152.45 | 228.93 | 187.45 | 4.75 | 23.30 | 159.27 | 34.23 | 138.03 | 11.61 | 3.48 | 16.67 | 25.52 | 96.03 | 46.77 | 12.68 | 269.89 | 262.70 | 211.61 | 116.25 | 248.30 |
| 2022 | 128.75 | 136.42 | 170.50 | 71.99 | 197.83 | 168.82 | 106.44 | 253.00 | 127.23 | 77.80 | 101.25 | 57.97 | 129.48 | 20.36 | 60.39 | 3.29 | 136.96 | 68.23 | 101.42 | 272.05 | 171.77 | 192.05 | 115.75 | 164.88 |
| 2023 | 79.92 | 229.30 | 147.22 | 153.56 | 81.15 | 275.14 | 109.56 | 121.37 | 178.09 | 4.74 | 11.65 | 101.74 | 58.98 | 0.00 | 3.41 | 0.00 | 0.64 | 0.00 | 0.00 | 15.47 | 109.46 | 159.13 | 144.18 | 109.49 |
| 2024 | 225.51 | 158.25 | 152.58 | 189.02 | 322.93 | 8.96 | 184.31 | 119.09 | 9.62 | 72.05 | 88.58 | 42.31 | 54.34 | 0.09 | 0.67 | 1.38 | 79.54 | 74.86 | 21.76 | 43.32 | 231.07 | 268.03 | 216.76 | 99.50 |
| 2025 | 145.24 | 313.40 | 80.60 | 237.53 | 183.59 | 73.30 | 158.34 | 68.65 | 117.81 | 112.89 | 48.24 | 64.86 | 71.76 | 0.22 | 61.27 | 113.89 | 62.06 | 126.00 | – | – | – | – | – | – |
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 | 78.75 | 138.12 | 111.76 | 129.00 | 112.89 | 124.67 | 123.62 | 59.88 | 48.74 | 6.55 | 20.75 | 2.54 | 1.48 | 0.21 | 1.19 | 1.06 | 0.09 | 0.38 | 1.42 | 13.24 | 79.78 | 98.36 | 111.33 | 94.79 |
| R80mm/hari | 5.25 | 8.63 | 7.98 | 9.21 | 7.53 | 7.79 | 8.24 | 3.99 | 3.25 | 0.41 | 1.38 | 0.17 | 0.10 | 0.01 | 0.08 | 0.07 | 0.01 | 0.03 | 0.09 | 0.83 | 5.32 | 6.56 | 7.42 | 5.92 |
| Reff Padimm/hari | 3.67 | 6.04 | 5.59 | 6.45 | 5.27 | 5.45 | 5.77 | 2.79 | 2.27 | 0.29 | 0.97 | 0.12 | 0.07 | 0.01 | 0.06 | 0.05 | 0.00 | 0.02 | 0.07 | 0.58 | 3.72 | 4.59 | 5.20 | 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.