HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Talang Rimba, Kec. Cengal, Ogan Komering Ilir, Prov. Sumatera Selatan
GPM01D_E10525_S0345
Panjang Data
28
tahun tersedia
R80 Rata-rata
3.60
mm/hari
Reff Padi Rata-rata
2.52
mm/hari
Reff Padi Maksimum
5.86
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 | 129.32 | 115.69 | 142.57 | 137.06 | 205.42 | 180.53 | 122.60 | 77.71 | 128.76 | 68.29 | 72.68 | 51.92 | 71.08 | 134.93 | 114.81 | 93.68 | 34.57 | 156.12 | 72.76 | 145.02 | 199.97 | 184.29 | 237.26 | 170.59 |
| 1999 | 170.02 | 241.87 | 112.83 | 158.94 | 213.23 | 218.00 | 57.97 | 84.03 | 73.73 | 58.55 | 77.82 | 11.45 | 86.08 | 15.41 | 20.18 | 46.16 | 19.60 | 64.34 | 77.91 | 153.27 | 201.73 | 107.03 | 182.93 | 150.35 |
| 2000 | 135.59 | 146.89 | 113.63 | 68.33 | 88.16 | 69.53 | 241.90 | 128.19 | 90.42 | 113.59 | 57.71 | 128.82 | 45.70 | 41.97 | 81.68 | 14.98 | 15.53 | 87.37 | 27.81 | 316.70 | 95.59 | 165.73 | 168.96 | 218.12 |
| 2001 | 225.01 | 215.40 | 91.36 | 212.52 | 212.74 | 228.64 | 208.31 | 118.59 | 57.58 | 71.47 | 66.96 | 46.14 | 2.08 | 46.00 | 81.95 | 34.19 | 45.56 | 108.32 | 145.05 | 260.90 | 118.54 | 259.13 | 287.80 | 141.60 |
| 2002 | 85.32 | 283.23 | 49.56 | 133.24 | 143.01 | 319.01 | 230.29 | 75.92 | 161.45 | 6.13 | 28.16 | 28.05 | 135.68 | 25.85 | 5.86 | 0.12 | 5.11 | 23.38 | 0.45 | 13.78 | 12.36 | 230.88 | 110.37 | 208.19 |
| 2003 | 80.45 | 189.95 | 161.42 | 144.10 | 82.89 | 136.87 | 116.29 | 141.06 | 125.25 | 1.89 | 1.11 | 18.88 | 33.43 | 4.24 | 4.83 | 58.77 | 54.61 | 68.09 | 59.36 | 240.16 | 116.26 | 266.97 | 326.61 | 90.95 |
| 2004 | 113.02 | 187.06 | 120.50 | 122.77 | 183.50 | 148.18 | 72.72 | 89.48 | 122.01 | 77.39 | 20.77 | 21.93 | 66.55 | 22.50 | 7.78 | 10.33 | 5.88 | 21.33 | 26.84 | 91.71 | 40.59 | 142.27 | 147.03 | 100.27 |
| 2005 | 268.40 | 38.70 | 35.88 | 265.16 | 114.15 | 214.51 | 103.06 | 122.41 | 142.65 | 59.23 | 86.43 | 64.37 | 49.85 | 86.21 | 14.39 | 80.65 | 97.40 | 83.53 | 61.65 | 115.06 | 121.93 | 155.27 | 106.55 | 186.39 |
| 2006 | 275.71 | 133.74 | 95.66 | 213.88 | 77.19 | 380.89 | 170.60 | 118.18 | 84.95 | 72.41 | 127.14 | 62.35 | 5.41 | 78.33 | 5.25 | 0.04 | 3.78 | 1.20 | 0.01 | 5.95 | 18.18 | 91.22 | 119.17 | 111.36 |
| 2007 | 297.67 | 208.40 | 39.01 | 144.99 | 60.14 | 146.48 | 191.76 | 111.49 | 104.32 | 41.46 | 105.26 | 14.25 | 22.80 | 68.77 | 4.38 | 34.35 | 64.34 | 3.28 | 16.47 | 92.74 | 84.05 | 52.03 | 159.76 | 131.29 |
| 2008 | 97.90 | 251.49 | 41.28 | 133.23 | 136.00 | 240.45 | 108.32 | 148.21 | 11.10 | 55.35 | 29.00 | 3.19 | 58.32 | 28.27 | 32.16 | 144.93 | 90.17 | 3.17 | 38.75 | 158.13 | 187.06 | 283.03 | 167.85 | 120.65 |
| 2009 | 163.01 | 100.49 | 98.32 | 153.93 | 422.01 | 125.98 | 152.62 | 97.40 | 90.62 | 17.57 | 74.56 | 46.73 | 11.57 | 22.12 | 10.20 | 45.81 | 12.68 | 2.20 | 159.55 | 30.22 | 71.39 | 162.34 | 74.94 | 256.67 |
| 2010 | 189.47 | 198.78 | 198.32 | 144.21 | 145.12 | 412.49 | 264.08 | 41.55 | 143.22 | 70.25 | 96.96 | 135.91 | 58.72 | 97.68 | 88.05 | 104.86 | 246.74 | 90.26 | 159.98 | 134.95 | 262.89 | 92.19 | 110.85 | 166.92 |
| 2011 | 69.43 | 179.18 | 101.73 | 159.96 | 219.41 | 224.01 | 218.00 | 78.65 | 74.57 | 94.49 | 80.47 | 55.70 | 18.09 | 15.11 | 0.10 | 5.40 | 8.65 | 1.14 | 69.22 | 130.65 | 103.07 | 132.32 | 139.38 | 153.11 |
| 2012 | 107.44 | 175.01 | 245.61 | 122.42 | 173.35 | 92.46 | 162.27 | 108.61 | 49.77 | 126.13 | 146.31 | 17.49 | 65.57 | 5.39 | 0.72 | 42.42 | 0.06 | 13.78 | 25.14 | 114.37 | 158.94 | 248.03 | 264.28 | 182.12 |
| 2013 | 153.42 | 231.80 | 91.01 | 224.61 | 223.67 | 245.53 | 179.61 | 244.56 | 38.01 | 47.21 | 70.91 | 90.64 | 63.53 | 103.94 | 107.83 | 15.31 | 162.14 | 17.30 | 53.92 | 102.95 | 89.08 | 165.04 | 193.53 | 163.86 |
| 2014 | 225.54 | 15.16 | 19.76 | 63.98 | 43.38 | 169.31 | 139.08 | 138.63 | 37.66 | 76.36 | 69.95 | 52.95 | 64.54 | 11.81 | 51.05 | 3.68 | 0.59 | 0.26 | 1.02 | 20.80 | 106.81 | 156.79 | 160.94 | 184.75 |
| 2015 | 128.57 | 90.01 | 53.92 | 93.81 | 122.81 | 152.53 | 111.74 | 164.06 | 49.35 | 21.91 | 89.13 | 0.98 | 3.14 | 0.22 | 21.11 | 2.30 | 0.15 | 0.70 | 0.00 | 0.08 | 38.59 | 178.91 | 105.19 | 140.81 |
| 2016 | 153.81 | 120.25 | 194.62 | 190.95 | 195.01 | 136.05 | 125.39 | 151.32 | 106.73 | 33.12 | 78.97 | 40.64 | 6.30 | 76.60 | 29.43 | 157.09 | 35.23 | 144.00 | 87.44 | 108.97 | 132.90 | 117.58 | 119.89 | 82.76 |
| 2017 | 209.36 | 103.72 | 166.38 | 144.66 | 141.63 | 159.60 | 176.56 | 98.19 | 133.05 | 91.13 | 66.70 | 65.23 | 145.50 | 34.98 | 33.01 | 54.79 | 4.58 | 98.62 | 66.82 | 122.56 | 103.25 | 122.42 | 274.60 | 145.86 |
| 2018 | 129.09 | 66.50 | 22.00 | 208.27 | 206.42 | 224.77 | 115.71 | 153.05 | 44.37 | 140.39 | 13.51 | 165.34 | 11.88 | 1.64 | 21.96 | 29.02 | 33.77 | 82.25 | 32.67 | 45.82 | 145.98 | 171.98 | 205.09 | 64.52 |
| 2019 | 185.66 | 105.06 | 169.83 | 140.31 | 142.56 | 248.44 | 230.90 | 136.21 | 34.94 | 40.32 | 67.56 | 18.56 | 2.35 | 75.84 | 4.61 | 0.80 | 6.72 | 0.59 | 38.96 | 4.47 | 55.39 | 37.79 | 123.73 | 198.90 |
| 2020 | 110.20 | 151.17 | 81.56 | 83.39 | 111.17 | 270.75 | 173.82 | 101.86 | 94.96 | 98.50 | 99.92 | 147.40 | 100.92 | 28.86 | 24.97 | 35.69 | 87.45 | 40.82 | 177.67 | 118.69 | 114.82 | 133.89 | 188.04 | 239.60 |
| 2021 | 112.80 | 153.38 | 67.13 | 129.23 | 113.54 | 213.25 | 115.03 | 25.01 | 69.80 | 73.15 | 14.92 | 75.15 | 99.98 | 3.60 | 47.45 | 172.24 | 101.46 | 49.51 | 32.26 | 73.66 | 180.45 | 171.14 | 136.42 | 216.09 |
| 2022 | 229.53 | 58.87 | 98.23 | 75.63 | 206.52 | 83.42 | 124.78 | 207.03 | 58.75 | 96.77 | 116.57 | 89.38 | 36.46 | 64.83 | 115.59 | 110.72 | 83.16 | 65.90 | 211.31 | 110.80 | 155.26 | 96.73 | 183.30 | 207.95 |
| 2023 | 164.24 | 138.20 | 128.89 | 80.25 | 96.83 | 147.50 | 165.97 | 128.32 | 133.06 | 52.19 | 107.81 | 28.17 | 140.10 | 6.77 | 1.57 | 2.33 | 1.20 | 2.10 | 0.20 | 18.86 | 27.10 | 155.00 | 124.74 | 86.66 |
| 2024 | 169.63 | 135.98 | 249.03 | 78.62 | 193.12 | 204.77 | 188.98 | 167.98 | 152.02 | 60.15 | 66.52 | 94.24 | 118.41 | 0.14 | 28.02 | 4.44 | 17.89 | 86.87 | 80.44 | 42.38 | 46.06 | 179.75 | 89.90 | 196.50 |
| 2025 | 183.15 | 142.35 | 18.33 | 233.43 | 213.72 | 124.05 | 99.54 | 115.09 | 89.29 | 121.28 | 90.11 | 89.99 | 105.97 | 23.41 | 63.83 | 75.65 | 78.93 | 102.62 | – | – | – | – | – | – |
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 | 109.65 | 98.39 | 40.83 | 82.76 | 95.10 | 134.03 | 111.05 | 82.95 | 48.35 | 38.88 | 28.83 | 18.35 | 10.52 | 5.16 | 4.78 | 3.41 | 4.42 | 1.92 | 10.29 | 20.02 | 43.87 | 102.91 | 110.66 | 106.92 |
| R80mm/hari | 7.31 | 6.15 | 2.92 | 5.91 | 6.34 | 8.38 | 7.40 | 5.53 | 3.22 | 2.43 | 1.92 | 1.22 | 0.70 | 0.32 | 0.32 | 0.21 | 0.29 | 0.13 | 0.69 | 1.25 | 2.92 | 6.86 | 7.38 | 6.68 |
| Reff Padimm/hari | 5.12 | 4.30 | 2.04 | 4.14 | 4.44 | 5.86 | 5.18 | 3.87 | 2.26 | 1.70 | 1.35 | 0.86 | 0.49 | 0.23 | 0.22 | 0.15 | 0.21 | 0.09 | 0.48 | 0.88 | 2.05 | 4.80 | 5.16 | 4.68 |
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.