HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Pelimbangan, Kec. Cengal, Ogan Komering Ilir, Prov. Sumatera Selatan
GPM01D_E10545_S0335
Panjang Data
28
tahun tersedia
R80 Rata-rata
3.55
mm/hari
Reff Padi Rata-rata
2.48
mm/hari
Reff Padi Maksimum
5.60
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 | 133.31 | 149.24 | 167.12 | 112.28 | 212.72 | 164.56 | 176.06 | 45.55 | 190.41 | 45.67 | 79.36 | 67.32 | 68.63 | 138.74 | 104.30 | 104.69 | 25.07 | 154.41 | 56.51 | 143.33 | 155.90 | 248.22 | 236.15 | 121.18 |
| 1999 | 170.71 | 198.90 | 71.05 | 149.60 | 216.79 | 130.90 | 46.79 | 110.12 | 63.44 | 76.42 | 36.13 | 10.29 | 82.94 | 15.64 | 36.26 | 34.33 | 21.70 | 67.29 | 109.49 | 114.93 | 199.64 | 104.07 | 162.61 | 148.08 |
| 2000 | 117.39 | 149.26 | 73.93 | 101.66 | 82.81 | 67.64 | 197.30 | 169.82 | 112.67 | 34.36 | 72.78 | 127.79 | 34.71 | 51.14 | 96.31 | 9.90 | 28.09 | 81.40 | 34.58 | 219.14 | 95.80 | 145.21 | 171.72 | 180.65 |
| 2001 | 112.59 | 297.98 | 114.59 | 175.73 | 178.35 | 183.11 | 184.77 | 124.23 | 34.70 | 99.65 | 68.17 | 40.66 | 1.24 | 65.52 | 83.22 | 29.55 | 56.26 | 94.86 | 119.48 | 302.59 | 115.93 | 227.78 | 284.60 | 163.22 |
| 2002 | 121.91 | 205.80 | 43.35 | 137.44 | 80.24 | 372.84 | 174.37 | 109.07 | 164.26 | 4.74 | 27.36 | 32.25 | 150.18 | 7.57 | 4.18 | 1.84 | 10.48 | 2.37 | 1.87 | 1.96 | 15.68 | 208.73 | 147.10 | 174.56 |
| 2003 | 79.42 | 227.62 | 155.02 | 120.99 | 92.36 | 124.85 | 86.13 | 169.07 | 116.07 | 1.59 | 0.07 | 28.12 | 42.61 | 4.90 | 4.53 | 53.68 | 54.70 | 71.34 | 178.08 | 170.53 | 58.24 | 328.68 | 239.50 | 114.97 |
| 2004 | 83.43 | 220.89 | 120.76 | 103.70 | 198.82 | 128.05 | 68.33 | 74.87 | 130.29 | 82.17 | 28.19 | 20.18 | 105.67 | 22.70 | 14.28 | 0.91 | 7.90 | 15.57 | 20.37 | 77.52 | 21.70 | 168.56 | 165.90 | 106.31 |
| 2005 | 217.93 | 44.27 | 73.63 | 168.68 | 87.93 | 233.10 | 116.31 | 120.55 | 155.06 | 46.20 | 88.15 | 74.24 | 71.75 | 62.08 | 27.17 | 67.51 | 144.98 | 62.43 | 47.82 | 110.52 | 106.29 | 157.68 | 111.67 | 224.22 |
| 2006 | 252.68 | 128.78 | 83.87 | 205.99 | 75.45 | 351.08 | 200.81 | 95.40 | 136.27 | 52.43 | 140.24 | 67.22 | 1.14 | 75.84 | 7.89 | 0.00 | 5.44 | 0.11 | 0.24 | 3.50 | 8.53 | 114.11 | 154.69 | 68.11 |
| 2007 | 353.72 | 164.38 | 66.00 | 131.37 | 78.64 | 133.87 | 176.53 | 142.61 | 111.63 | 43.99 | 110.93 | 31.15 | 65.33 | 59.85 | 2.45 | 48.78 | 59.45 | 0.87 | 10.12 | 101.40 | 82.55 | 56.72 | 177.23 | 132.40 |
| 2008 | 108.67 | 217.02 | 43.22 | 125.74 | 174.70 | 175.91 | 97.93 | 176.37 | 25.92 | 59.14 | 31.01 | 4.69 | 60.66 | 28.71 | 27.38 | 165.67 | 82.11 | 0.81 | 51.06 | 138.94 | 216.86 | 277.99 | 290.83 | 81.17 |
| 2009 | 155.55 | 128.41 | 79.87 | 181.20 | 315.30 | 129.45 | 197.02 | 62.42 | 86.12 | 22.57 | 81.02 | 48.58 | 11.10 | 18.88 | 1.24 | 59.11 | 19.19 | 1.76 | 121.77 | 40.07 | 66.58 | 157.74 | 113.00 | 227.22 |
| 2010 | 230.42 | 144.56 | 177.29 | 160.69 | 176.66 | 338.11 | 312.52 | 60.79 | 126.79 | 81.86 | 76.00 | 144.39 | 70.30 | 94.93 | 95.44 | 110.80 | 224.98 | 79.46 | 148.61 | 142.68 | 254.59 | 113.19 | 109.27 | 183.17 |
| 2011 | 51.10 | 203.22 | 108.86 | 163.51 | 129.56 | 227.38 | 202.39 | 85.57 | 52.78 | 127.57 | 63.00 | 77.63 | 8.24 | 15.86 | 0.00 | 7.31 | 6.28 | 4.75 | 94.18 | 90.75 | 81.96 | 188.13 | 143.18 | 138.83 |
| 2012 | 107.64 | 165.99 | 259.34 | 133.38 | 123.35 | 151.80 | 154.44 | 103.34 | 60.22 | 116.78 | 173.27 | 13.75 | 71.06 | 2.92 | 0.04 | 47.29 | 0.13 | 1.67 | 43.07 | 123.27 | 167.35 | 195.46 | 206.89 | 267.35 |
| 2013 | 202.53 | 160.84 | 141.61 | 160.32 | 373.83 | 121.88 | 193.40 | 173.69 | 39.38 | 59.08 | 63.22 | 80.87 | 83.53 | 98.48 | 100.43 | 18.71 | 160.39 | 5.08 | 40.46 | 115.45 | 92.78 | 124.77 | 155.96 | 210.51 |
| 2014 | 232.56 | 15.04 | 31.96 | 45.67 | 34.32 | 136.21 | 160.20 | 101.97 | 20.30 | 89.05 | 86.69 | 18.96 | 82.45 | 18.84 | 51.26 | 2.37 | 0.60 | 0.20 | 0.42 | 21.47 | 69.07 | 177.17 | 150.06 | 163.15 |
| 2015 | 130.63 | 90.55 | 26.76 | 119.03 | 115.87 | 154.97 | 112.81 | 150.52 | 74.32 | 12.40 | 79.46 | 0.61 | 6.28 | 0.27 | 30.21 | 0.29 | 0.00 | 0.22 | 0.02 | 0.01 | 22.29 | 173.61 | 106.73 | 147.34 |
| 2016 | 135.28 | 144.26 | 190.81 | 205.04 | 171.82 | 151.89 | 153.71 | 124.74 | 106.86 | 46.12 | 66.08 | 52.12 | 4.32 | 83.82 | 22.59 | 148.93 | 20.74 | 132.33 | 102.48 | 108.36 | 129.94 | 94.71 | 122.90 | 79.66 |
| 2017 | 207.59 | 101.76 | 167.85 | 117.21 | 99.11 | 173.89 | 163.80 | 103.35 | 151.85 | 95.17 | 56.74 | 60.34 | 168.93 | 45.15 | 39.01 | 45.07 | 10.34 | 86.93 | 73.18 | 129.32 | 81.08 | 151.98 | 238.66 | 115.75 |
| 2018 | 126.80 | 57.79 | 39.97 | 178.45 | 165.24 | 190.41 | 112.59 | 145.06 | 40.88 | 140.29 | 25.55 | 178.49 | 16.77 | 0.55 | 15.01 | 40.93 | 30.92 | 77.33 | 38.90 | 45.98 | 119.76 | 156.50 | 185.03 | 94.63 |
| 2019 | 138.22 | 104.49 | 148.72 | 153.09 | 113.07 | 252.86 | 175.12 | 163.39 | 41.67 | 56.59 | 66.32 | 14.56 | 0.00 | 92.85 | 3.36 | 1.75 | 2.40 | 1.68 | 33.36 | 6.06 | 30.67 | 54.75 | 109.06 | 198.21 |
| 2020 | 72.90 | 191.54 | 89.83 | 86.80 | 114.58 | 238.47 | 186.67 | 104.71 | 109.90 | 118.82 | 94.61 | 168.54 | 104.99 | 35.38 | 30.04 | 34.85 | 87.56 | 55.27 | 215.74 | 94.71 | 90.96 | 155.59 | 192.36 | 195.40 |
| 2021 | 105.89 | 146.38 | 75.06 | 87.57 | 139.36 | 174.95 | 107.42 | 25.22 | 77.90 | 82.06 | 15.43 | 59.70 | 104.15 | 3.51 | 42.25 | 193.06 | 98.11 | 58.85 | 32.44 | 75.73 | 165.38 | 162.53 | 122.03 | 235.98 |
| 2022 | 201.52 | 73.76 | 86.24 | 83.50 | 178.43 | 109.46 | 123.66 | 140.08 | 75.45 | 72.27 | 123.61 | 131.30 | 20.70 | 80.63 | 126.97 | 140.48 | 84.45 | 82.14 | 184.29 | 91.96 | 147.00 | 136.18 | 164.95 | 170.13 |
| 2023 | 117.40 | 139.40 | 110.16 | 87.57 | 92.55 | 149.87 | 152.57 | 111.92 | 180.17 | 47.74 | 126.68 | 25.81 | 181.53 | 5.59 | 0.03 | 5.87 | 0.41 | 3.13 | 0.15 | 13.74 | 35.89 | 148.31 | 120.32 | 82.88 |
| 2024 | 158.77 | 149.56 | 212.08 | 120.86 | 175.81 | 202.20 | 180.10 | 195.36 | 180.17 | 31.20 | 60.98 | 119.68 | 116.75 | 0.00 | 23.66 | 6.04 | 16.61 | 86.20 | 64.84 | 36.18 | 48.32 | 161.45 | 127.54 | 182.84 |
| 2025 | 144.94 | 131.82 | 18.32 | 215.51 | 202.97 | 127.88 | 74.65 | 164.30 | 70.21 | 134.51 | 97.72 | 95.73 | 86.22 | 2.51 | 57.60 | 73.39 | 74.20 | 116.24 | – | – | – | – | – | – |
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 | 107.29 | 99.51 | 43.32 | 98.84 | 86.91 | 128.01 | 105.52 | 83.43 | 41.51 | 33.72 | 30.45 | 18.08 | 7.84 | 3.39 | 3.18 | 2.26 | 4.83 | 1.51 | 6.82 | 18.38 | 33.80 | 113.74 | 117.39 | 101.64 |
| R80mm/hari | 7.15 | 6.22 | 3.09 | 7.06 | 5.79 | 8.00 | 7.03 | 5.56 | 2.77 | 2.11 | 2.03 | 1.21 | 0.52 | 0.21 | 0.21 | 0.14 | 0.32 | 0.10 | 0.45 | 1.15 | 2.25 | 7.58 | 7.83 | 6.35 |
| Reff Padimm/hari | 5.01 | 4.35 | 2.17 | 4.94 | 4.06 | 5.60 | 4.92 | 3.89 | 1.94 | 1.48 | 1.42 | 0.84 | 0.37 | 0.15 | 0.15 | 0.10 | 0.23 | 0.07 | 0.32 | 0.80 | 1.58 | 5.31 | 5.48 | 4.45 |
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.