HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Lembah Sunyi, Kec. Cengal, Ogan Komering Ilir, Prov. Sumatera Selatan
GPM01D_E10555_S0365
Panjang Data
28
tahun tersedia
R80 Rata-rata
3.90
mm/hari
Reff Padi Rata-rata
2.73
mm/hari
Reff Padi Maksimum
6.16
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 | 83.68 | 211.80 | 107.96 | 174.53 | 193.02 | 193.01 | 155.96 | 31.94 | 184.20 | 54.88 | 100.51 | 71.07 | 77.38 | 123.30 | 102.76 | 149.32 | 36.51 | 146.43 | 104.11 | 143.66 | 266.01 | 197.79 | 308.18 | 100.13 |
| 1999 | 229.17 | 195.32 | 194.74 | 156.03 | 106.76 | 247.01 | 104.75 | 69.98 | 142.16 | 60.85 | 80.96 | 18.30 | 127.43 | 20.54 | 29.30 | 34.37 | 15.72 | 66.52 | 108.52 | 133.59 | 204.45 | 141.34 | 174.10 | 173.14 |
| 2000 | 166.23 | 130.10 | 111.39 | 82.95 | 121.44 | 84.88 | 171.32 | 149.72 | 89.78 | 34.88 | 71.76 | 150.57 | 28.68 | 69.02 | 102.91 | 21.17 | 15.74 | 75.05 | 29.53 | 266.39 | 63.96 | 215.17 | 226.75 | 236.83 |
| 2001 | 127.75 | 292.98 | 134.03 | 201.82 | 206.38 | 207.47 | 183.29 | 120.80 | 28.95 | 139.19 | 89.34 | 38.08 | 2.99 | 56.85 | 88.27 | 33.67 | 17.72 | 155.53 | 154.62 | 191.53 | 102.08 | 304.30 | 280.03 | 174.01 |
| 2002 | 103.33 | 286.73 | 71.44 | 110.49 | 75.25 | 230.52 | 178.76 | 141.08 | 166.41 | 5.45 | 32.90 | 47.33 | 153.55 | 38.13 | 4.12 | 1.98 | 11.46 | 6.19 | 0.58 | 0.17 | 5.13 | 222.24 | 125.66 | 178.19 |
| 2003 | 92.74 | 213.24 | 190.86 | 119.98 | 73.54 | 153.75 | 142.45 | 189.34 | 110.73 | 1.87 | 0.11 | 40.37 | 24.58 | 6.83 | 7.77 | 47.88 | 58.39 | 54.32 | 71.11 | 177.87 | 71.36 | 314.46 | 234.37 | 112.96 |
| 2004 | 146.70 | 188.54 | 109.87 | 115.13 | 203.80 | 133.99 | 88.18 | 86.15 | 116.35 | 75.35 | 41.21 | 20.47 | 71.79 | 68.52 | 4.35 | 5.68 | 4.77 | 16.76 | 15.33 | 91.03 | 16.33 | 224.57 | 179.41 | 119.62 |
| 2005 | 252.81 | 73.59 | 158.98 | 142.43 | 108.07 | 257.16 | 151.44 | 70.19 | 140.78 | 65.92 | 129.64 | 65.48 | 76.77 | 55.71 | 27.23 | 73.15 | 87.42 | 68.01 | 41.97 | 146.14 | 104.82 | 127.48 | 130.81 | 213.37 |
| 2006 | 221.56 | 159.81 | 153.33 | 185.31 | 65.61 | 330.03 | 167.31 | 84.93 | 93.96 | 66.23 | 155.63 | 66.12 | 0.72 | 79.62 | 17.08 | 0.93 | 5.07 | 0.18 | 0.00 | 3.67 | 21.80 | 72.18 | 159.54 | 176.16 |
| 2007 | 409.49 | 106.81 | 41.12 | 146.78 | 89.85 | 148.54 | 144.95 | 206.71 | 117.28 | 23.21 | 105.62 | 27.91 | 70.46 | 96.18 | 3.42 | 54.93 | 62.90 | 2.87 | 13.38 | 93.05 | 88.93 | 55.93 | 125.73 | 114.14 |
| 2008 | 135.03 | 183.19 | 35.45 | 140.26 | 176.74 | 182.20 | 122.45 | 106.74 | 36.94 | 101.96 | 56.22 | 30.72 | 74.34 | 15.64 | 25.79 | 102.02 | 95.72 | 3.59 | 51.44 | 153.45 | 133.89 | 261.18 | 162.11 | 174.17 |
| 2009 | 180.81 | 55.13 | 124.32 | 149.29 | 393.65 | 122.77 | 213.24 | 73.65 | 88.80 | 36.03 | 93.96 | 80.67 | 5.79 | 57.19 | 3.90 | 66.76 | 22.21 | 4.60 | 149.96 | 42.21 | 72.24 | 243.50 | 61.51 | 342.36 |
| 2010 | 183.10 | 189.00 | 204.86 | 127.76 | 180.90 | 377.32 | 205.01 | 68.50 | 167.28 | 81.97 | 88.01 | 171.08 | 79.14 | 124.81 | 132.52 | 85.49 | 161.31 | 103.36 | 162.67 | 115.39 | 209.50 | 119.42 | 135.88 | 150.11 |
| 2011 | 49.79 | 230.26 | 99.47 | 168.40 | 200.26 | 206.37 | 234.53 | 54.48 | 67.52 | 115.56 | 48.24 | 93.49 | 12.62 | 13.48 | 0.92 | 2.60 | 0.29 | 4.08 | 90.96 | 77.62 | 122.15 | 134.29 | 115.76 | 178.10 |
| 2012 | 130.70 | 224.78 | 215.59 | 128.46 | 157.22 | 141.06 | 143.29 | 113.72 | 30.18 | 146.20 | 173.86 | 26.60 | 70.70 | 1.16 | 4.02 | 33.24 | 1.67 | 17.95 | 26.17 | 127.31 | 162.01 | 180.59 | 267.45 | 164.77 |
| 2013 | 141.83 | 206.85 | 147.46 | 194.96 | 194.18 | 258.81 | 266.36 | 75.89 | 42.81 | 72.63 | 82.64 | 73.80 | 101.56 | 117.18 | 140.11 | 13.86 | 135.87 | 31.49 | 28.56 | 81.50 | 139.43 | 125.59 | 171.13 | 219.16 |
| 2014 | 251.28 | 17.52 | 34.89 | 87.29 | 86.68 | 156.47 | 163.73 | 88.81 | 22.73 | 99.10 | 72.12 | 71.03 | 59.69 | 23.05 | 68.88 | 2.43 | 0.97 | 2.38 | 1.11 | 29.27 | 76.97 | 187.35 | 166.23 | 186.60 |
| 2015 | 154.67 | 121.23 | 87.67 | 72.60 | 155.61 | 139.69 | 125.48 | 202.73 | 65.17 | 8.36 | 73.28 | 1.02 | 9.88 | 4.75 | 9.50 | 0.02 | 0.67 | 0.01 | 0.00 | 1.33 | 10.68 | 140.94 | 148.36 | 134.49 |
| 2016 | 134.58 | 138.78 | 202.02 | 179.20 | 141.33 | 180.54 | 151.23 | 153.14 | 110.62 | 76.31 | 57.60 | 65.81 | 8.50 | 95.64 | 26.82 | 194.94 | 25.21 | 150.78 | 163.65 | 84.29 | 121.97 | 160.85 | 126.29 | 108.81 |
| 2017 | 249.17 | 111.47 | 167.35 | 153.69 | 160.68 | 141.75 | 245.17 | 118.24 | 150.86 | 99.16 | 84.84 | 96.61 | 174.48 | 66.57 | 32.19 | 93.75 | 7.95 | 113.26 | 69.99 | 108.98 | 115.16 | 154.10 | 328.70 | 116.53 |
| 2018 | 113.83 | 94.44 | 22.53 | 273.18 | 217.36 | 195.42 | 111.55 | 121.85 | 62.85 | 157.82 | 8.27 | 221.41 | 15.08 | 5.71 | 9.78 | 33.21 | 24.46 | 95.59 | 29.91 | 36.83 | 121.42 | 131.43 | 154.54 | 77.39 |
| 2019 | 150.87 | 123.27 | 172.75 | 133.52 | 237.75 | 186.13 | 179.98 | 203.31 | 55.53 | 97.44 | 80.66 | 28.37 | 5.60 | 74.45 | 1.23 | 2.40 | 2.22 | 7.16 | 28.64 | 5.06 | 54.43 | 31.88 | 94.05 | 155.63 |
| 2020 | 139.42 | 122.46 | 128.15 | 55.56 | 89.58 | 320.97 | 174.95 | 123.98 | 124.22 | 97.44 | 128.91 | 194.20 | 140.51 | 21.62 | 37.98 | 29.61 | 92.26 | 60.76 | 191.55 | 117.80 | 116.86 | 144.06 | 178.17 | 283.75 |
| 2021 | 98.39 | 144.44 | 91.72 | 120.06 | 154.73 | 186.66 | 117.81 | 11.19 | 86.74 | 37.67 | 10.05 | 107.83 | 104.15 | 9.39 | 48.32 | 180.61 | 114.09 | 77.09 | 35.94 | 96.26 | 186.40 | 162.98 | 167.85 | 195.74 |
| 2022 | 268.04 | 39.45 | 105.40 | 100.75 | 214.20 | 107.08 | 105.80 | 162.72 | 92.63 | 98.24 | 101.27 | 164.00 | 40.21 | 71.18 | 127.83 | 144.48 | 135.18 | 84.17 | 191.29 | 148.99 | 133.35 | 96.42 | 157.60 | 168.93 |
| 2023 | 85.94 | 205.46 | 135.61 | 116.70 | 136.73 | 176.46 | 206.81 | 88.45 | 149.59 | 108.25 | 186.04 | 37.14 | 167.55 | 23.97 | 2.20 | 1.64 | 1.53 | 0.00 | 0.18 | 16.17 | 10.77 | 167.49 | 132.05 | 108.39 |
| 2024 | 182.41 | 137.43 | 241.02 | 103.94 | 197.13 | 204.64 | 175.87 | 181.86 | 139.50 | 62.25 | 119.50 | 87.95 | 136.22 | 2.93 | 21.66 | 8.53 | 17.19 | 176.96 | 75.91 | 26.24 | 78.88 | 141.60 | 91.50 | 205.48 |
| 2025 | 178.67 | 168.61 | 23.77 | 220.53 | 218.92 | 151.43 | 108.80 | 123.34 | 62.91 | 147.72 | 76.34 | 170.61 | 132.21 | 7.16 | 50.47 | 85.01 | 65.43 | 138.76 | – | – | – | – | – | – |
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 | 102.34 | 104.34 | 65.37 | 103.30 | 89.79 | 140.78 | 116.55 | 70.15 | 52.98 | 35.80 | 46.83 | 28.27 | 9.60 | 7.09 | 3.99 | 2.42 | 2.11 | 3.45 | 8.47 | 22.21 | 41.38 | 123.12 | 125.70 | 113.66 |
| R80mm/hari | 6.82 | 6.52 | 4.67 | 7.38 | 5.99 | 8.80 | 7.77 | 4.68 | 3.53 | 2.24 | 3.12 | 1.88 | 0.64 | 0.44 | 0.27 | 0.15 | 0.14 | 0.23 | 0.56 | 1.39 | 2.76 | 8.21 | 8.38 | 7.10 |
| Reff Padimm/hari | 4.78 | 4.56 | 3.27 | 5.17 | 4.19 | 6.16 | 5.44 | 3.27 | 2.47 | 1.57 | 2.19 | 1.32 | 0.45 | 0.31 | 0.19 | 0.11 | 0.10 | 0.16 | 0.40 | 0.97 | 1.93 | 5.75 | 5.87 | 4.97 |
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.