HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Ulak Kedondong, Kec. Cengal, Ogan Komering Ilir, Prov. Sumatera Selatan
GPM01D_E10555_S0335
Panjang Data
28
tahun tersedia
R80 Rata-rata
3.61
mm/hari
Reff Padi Rata-rata
2.53
mm/hari
Reff Padi Maksimum
5.98
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 | 77.82 | 189.57 | 166.26 | 108.97 | 174.79 | 148.91 | 179.70 | 38.03 | 191.64 | 45.78 | 66.74 | 98.40 | 78.40 | 136.38 | 99.99 | 102.33 | 24.39 | 156.10 | 55.39 | 158.82 | 165.44 | 253.35 | 227.09 | 119.67 |
| 1999 | 152.84 | 216.95 | 52.69 | 173.07 | 210.45 | 133.85 | 46.89 | 128.24 | 88.50 | 72.44 | 54.15 | 20.42 | 94.97 | 16.20 | 30.68 | 36.45 | 21.93 | 68.34 | 112.94 | 113.68 | 202.92 | 102.53 | 161.64 | 156.61 |
| 2000 | 124.12 | 132.18 | 73.32 | 120.31 | 87.92 | 79.54 | 178.60 | 196.15 | 109.71 | 31.95 | 72.17 | 139.41 | 35.88 | 56.50 | 120.81 | 6.46 | 32.47 | 71.98 | 31.81 | 225.46 | 99.59 | 158.69 | 182.28 | 173.84 |
| 2001 | 113.16 | 305.34 | 114.59 | 175.88 | 186.84 | 162.14 | 191.76 | 131.05 | 35.20 | 118.42 | 81.98 | 40.56 | 1.28 | 75.71 | 78.00 | 33.79 | 59.98 | 109.70 | 163.63 | 254.26 | 118.47 | 231.17 | 274.78 | 192.40 |
| 2002 | 113.44 | 213.21 | 39.54 | 136.14 | 89.23 | 339.38 | 143.91 | 141.36 | 172.44 | 4.93 | 34.65 | 38.47 | 129.55 | 20.29 | 6.05 | 2.05 | 9.52 | 3.25 | 1.03 | 2.32 | 20.50 | 219.49 | 157.84 | 170.15 |
| 2003 | 89.43 | 204.66 | 136.88 | 154.90 | 115.23 | 108.03 | 95.02 | 188.55 | 114.52 | 2.40 | 1.03 | 21.10 | 46.55 | 4.79 | 7.76 | 54.02 | 53.08 | 69.61 | 67.44 | 217.63 | 60.55 | 347.95 | 251.21 | 97.92 |
| 2004 | 85.01 | 214.14 | 135.66 | 83.52 | 175.56 | 154.27 | 73.80 | 85.34 | 124.51 | 82.82 | 35.50 | 18.72 | 123.09 | 15.33 | 12.72 | 1.40 | 10.67 | 13.01 | 15.05 | 89.50 | 25.67 | 174.68 | 186.48 | 92.22 |
| 2005 | 242.51 | 39.93 | 90.45 | 136.07 | 102.53 | 222.41 | 132.52 | 108.97 | 169.57 | 26.46 | 92.61 | 83.57 | 87.81 | 64.51 | 25.43 | 71.16 | 66.70 | 83.27 | 55.23 | 112.33 | 74.20 | 213.32 | 101.83 | 199.53 |
| 2006 | 214.62 | 137.20 | 125.29 | 188.24 | 80.74 | 338.92 | 144.73 | 114.02 | 121.15 | 58.31 | 149.60 | 52.40 | 0.28 | 76.46 | 8.49 | 0.00 | 5.90 | 0.14 | 0.08 | 4.16 | 12.71 | 100.30 | 189.34 | 62.57 |
| 2007 | 324.01 | 227.00 | 43.30 | 163.68 | 70.02 | 159.56 | 132.78 | 206.33 | 115.01 | 53.83 | 114.29 | 36.66 | 90.82 | 61.07 | 2.56 | 57.63 | 60.16 | 1.06 | 22.77 | 93.49 | 75.39 | 65.55 | 171.08 | 137.83 |
| 2008 | 109.19 | 214.88 | 39.01 | 130.52 | 184.89 | 169.24 | 99.55 | 147.08 | 23.55 | 76.35 | 48.76 | 2.43 | 66.55 | 30.41 | 22.51 | 165.13 | 88.09 | 1.28 | 76.22 | 116.61 | 155.78 | 305.30 | 179.83 | 117.10 |
| 2009 | 168.73 | 128.63 | 93.53 | 161.12 | 310.14 | 137.30 | 187.41 | 77.84 | 86.20 | 23.95 | 81.60 | 51.35 | 16.00 | 21.66 | 3.67 | 51.49 | 17.36 | 3.01 | 117.74 | 51.59 | 65.13 | 157.48 | 99.33 | 232.69 |
| 2010 | 209.07 | 171.99 | 197.21 | 165.03 | 167.38 | 347.76 | 326.64 | 34.23 | 121.42 | 106.78 | 86.69 | 155.35 | 89.15 | 94.75 | 109.89 | 117.98 | 202.54 | 101.63 | 164.48 | 133.74 | 262.70 | 107.18 | 125.74 | 181.10 |
| 2011 | 48.73 | 212.43 | 102.94 | 179.52 | 119.35 | 232.30 | 177.19 | 111.71 | 60.42 | 134.92 | 58.33 | 80.31 | 8.36 | 20.12 | 0.00 | 5.24 | 1.98 | 4.56 | 104.11 | 90.71 | 102.20 | 158.07 | 147.33 | 135.41 |
| 2012 | 118.12 | 167.44 | 244.32 | 129.74 | 124.14 | 145.38 | 205.44 | 73.81 | 63.11 | 133.46 | 188.51 | 11.51 | 78.61 | 2.00 | 0.32 | 54.41 | 1.48 | 2.77 | 29.03 | 121.80 | 164.85 | 191.85 | 227.33 | 196.25 |
| 2013 | 218.42 | 135.04 | 165.96 | 145.25 | 309.80 | 150.64 | 231.32 | 118.41 | 53.70 | 57.57 | 75.23 | 66.07 | 114.27 | 94.36 | 110.08 | 19.72 | 157.48 | 2.15 | 30.07 | 85.61 | 88.17 | 120.36 | 135.41 | 230.65 |
| 2014 | 217.44 | 15.38 | 34.00 | 48.77 | 31.16 | 134.50 | 151.03 | 117.17 | 13.35 | 100.76 | 86.16 | 32.03 | 71.81 | 19.84 | 56.75 | 2.63 | 0.11 | 0.24 | 0.00 | 24.07 | 67.46 | 183.84 | 155.53 | 154.67 |
| 2015 | 160.06 | 87.33 | 45.32 | 104.36 | 129.58 | 139.13 | 94.82 | 155.05 | 78.28 | 12.31 | 76.89 | 0.95 | 7.40 | 1.01 | 24.28 | 0.11 | 0.00 | 0.20 | 0.01 | 0.02 | 17.95 | 144.26 | 108.18 | 142.00 |
| 2016 | 139.24 | 139.07 | 148.18 | 214.50 | 203.15 | 147.89 | 153.78 | 113.18 | 104.30 | 57.92 | 74.90 | 40.62 | 9.02 | 90.93 | 14.77 | 153.96 | 15.66 | 135.86 | 108.15 | 107.22 | 147.76 | 81.01 | 121.06 | 86.69 |
| 2017 | 221.88 | 112.86 | 167.53 | 134.06 | 107.12 | 190.50 | 165.43 | 100.63 | 149.72 | 97.87 | 57.09 | 63.03 | 185.97 | 46.74 | 31.90 | 54.65 | 11.81 | 88.94 | 76.53 | 123.25 | 88.85 | 136.92 | 232.00 | 119.26 |
| 2018 | 107.84 | 69.27 | 39.15 | 167.67 | 168.62 | 200.52 | 106.35 | 133.80 | 51.61 | 156.39 | 41.08 | 195.72 | 18.41 | 0.71 | 2.72 | 50.08 | 28.13 | 89.29 | 35.32 | 45.00 | 118.17 | 151.50 | 200.18 | 118.27 |
| 2019 | 132.69 | 93.02 | 143.59 | 156.04 | 120.10 | 230.76 | 180.57 | 167.90 | 46.14 | 66.81 | 70.34 | 30.59 | 0.00 | 101.59 | 2.91 | 1.82 | 1.39 | 3.38 | 27.29 | 5.80 | 38.84 | 46.55 | 110.86 | 180.17 |
| 2020 | 88.62 | 154.74 | 126.21 | 72.20 | 114.46 | 270.52 | 261.11 | 106.86 | 125.55 | 121.53 | 107.38 | 172.01 | 107.34 | 33.15 | 26.03 | 38.38 | 89.03 | 61.91 | 225.32 | 84.72 | 94.95 | 153.48 | 205.89 | 210.00 |
| 2021 | 108.37 | 141.88 | 96.04 | 69.90 | 130.78 | 186.95 | 108.68 | 19.92 | 93.57 | 51.06 | 20.46 | 62.29 | 111.68 | 3.68 | 46.63 | 200.54 | 102.12 | 63.95 | 26.80 | 94.02 | 164.87 | 166.57 | 142.56 | 191.76 |
| 2022 | 205.75 | 63.24 | 96.66 | 79.43 | 166.12 | 101.18 | 115.22 | 145.14 | 82.37 | 51.96 | 134.40 | 150.67 | 31.60 | 86.95 | 124.75 | 143.64 | 111.39 | 87.80 | 189.02 | 100.79 | 171.91 | 133.56 | 162.10 | 155.65 |
| 2023 | 107.11 | 137.67 | 97.40 | 93.99 | 82.45 | 159.02 | 145.78 | 120.70 | 174.64 | 65.88 | 152.25 | 15.61 | 203.20 | 11.84 | 0.00 | 16.31 | 0.44 | 3.10 | 0.05 | 8.31 | 41.77 | 141.11 | 114.92 | 107.79 |
| 2024 | 157.66 | 156.68 | 203.90 | 123.81 | 207.17 | 171.65 | 190.61 | 179.77 | 171.70 | 44.21 | 92.10 | 129.29 | 122.89 | 0.01 | 26.32 | 9.32 | 31.41 | 71.49 | 65.64 | 50.28 | 51.60 | 156.71 | 139.54 | 178.96 |
| 2025 | 149.41 | 146.82 | 12.98 | 203.74 | 180.66 | 137.81 | 79.21 | 138.24 | 55.37 | 143.81 | 127.52 | 108.54 | 87.37 | 2.34 | 61.74 | 70.96 | 73.40 | 117.48 | – | – | – | – | – | – |
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 | 103.57 | 91.88 | 42.54 | 91.89 | 88.97 | 136.74 | 98.64 | 83.84 | 53.28 | 30.85 | 47.22 | 20.08 | 8.89 | 3.41 | 2.87 | 2.51 | 1.88 | 1.98 | 9.44 | 17.76 | 40.60 | 105.32 | 118.60 | 113.38 |
| R80mm/hari | 6.90 | 5.74 | 3.04 | 6.56 | 5.93 | 8.55 | 6.58 | 5.59 | 3.55 | 1.93 | 3.15 | 1.34 | 0.59 | 0.21 | 0.19 | 0.16 | 0.13 | 0.13 | 0.63 | 1.11 | 2.71 | 7.02 | 7.91 | 7.09 |
| Reff Padimm/hari | 4.83 | 4.02 | 2.13 | 4.59 | 4.15 | 5.98 | 4.60 | 3.91 | 2.49 | 1.35 | 2.20 | 0.94 | 0.41 | 0.15 | 0.13 | 0.11 | 0.09 | 0.09 | 0.44 | 0.78 | 1.89 | 4.91 | 5.53 | 4.96 |
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.