HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Suka Ramai Mkamur, Kec. Cengal, Ogan Komering Ilir, Prov. Sumatera Selatan
GPM01D_E10535_S0355
Panjang Data
28
tahun tersedia
R80 Rata-rata
3.67
mm/hari
Reff Padi Rata-rata
2.57
mm/hari
Reff Padi Maksimum
5.79
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 | 154.06 | 119.93 | 147.40 | 129.03 | 241.68 | 195.28 | 124.47 | 63.14 | 144.49 | 65.35 | 74.09 | 57.86 | 65.95 | 123.02 | 101.13 | 123.74 | 39.75 | 136.83 | 48.96 | 190.04 | 210.93 | 188.04 | 244.95 | 138.85 |
| 1999 | 187.53 | 240.13 | 114.09 | 184.02 | 154.04 | 268.39 | 64.09 | 89.00 | 89.08 | 57.26 | 64.46 | 24.10 | 107.16 | 13.73 | 29.73 | 40.97 | 12.55 | 63.35 | 107.19 | 139.07 | 196.49 | 109.92 | 159.25 | 177.95 |
| 2000 | 171.96 | 128.56 | 103.42 | 75.77 | 109.57 | 79.33 | 195.42 | 138.72 | 115.77 | 26.01 | 62.29 | 123.50 | 26.28 | 55.74 | 94.96 | 14.33 | 14.54 | 84.55 | 23.70 | 273.56 | 83.35 | 182.40 | 212.51 | 208.47 |
| 2001 | 138.33 | 272.42 | 116.89 | 218.68 | 184.98 | 224.01 | 178.43 | 126.84 | 64.43 | 78.71 | 70.00 | 40.83 | 1.23 | 63.38 | 75.64 | 31.91 | 40.02 | 124.99 | 133.18 | 238.25 | 89.28 | 275.64 | 305.35 | 125.30 |
| 2002 | 123.27 | 245.54 | 55.05 | 120.79 | 110.56 | 335.18 | 207.09 | 95.70 | 165.51 | 9.97 | 32.33 | 34.08 | 143.39 | 11.41 | 2.79 | 5.55 | 5.07 | 19.33 | 0.06 | 7.55 | 7.24 | 227.38 | 131.09 | 168.72 |
| 2003 | 112.88 | 157.30 | 154.71 | 141.24 | 74.40 | 145.24 | 125.04 | 157.99 | 120.26 | 3.87 | 0.83 | 17.52 | 35.31 | 1.68 | 0.94 | 59.32 | 56.53 | 57.17 | 69.87 | 212.50 | 115.04 | 270.83 | 304.02 | 108.48 |
| 2004 | 112.91 | 197.53 | 106.69 | 125.31 | 157.66 | 174.87 | 86.26 | 72.82 | 121.00 | 88.76 | 24.12 | 21.09 | 54.74 | 67.21 | 6.17 | 4.37 | 5.42 | 22.58 | 48.53 | 61.67 | 23.36 | 181.24 | 152.84 | 94.84 |
| 2005 | 254.67 | 60.44 | 92.94 | 167.44 | 110.24 | 222.88 | 121.90 | 94.63 | 158.73 | 51.95 | 104.28 | 64.77 | 58.04 | 74.12 | 26.33 | 66.15 | 109.69 | 63.97 | 40.12 | 112.90 | 118.53 | 132.74 | 121.46 | 190.02 |
| 2006 | 264.33 | 138.83 | 97.29 | 203.07 | 70.14 | 362.68 | 187.47 | 109.02 | 107.12 | 69.10 | 143.69 | 51.11 | 0.85 | 78.19 | 11.06 | 1.80 | 1.19 | 0.25 | 0.02 | 1.04 | 17.90 | 81.99 | 123.28 | 121.65 |
| 2007 | 326.67 | 185.37 | 23.98 | 165.29 | 67.10 | 173.35 | 198.24 | 105.79 | 103.06 | 27.11 | 95.14 | 22.02 | 39.95 | 71.62 | 2.71 | 37.79 | 55.05 | 2.37 | 17.96 | 88.36 | 95.41 | 51.41 | 193.96 | 93.27 |
| 2008 | 87.56 | 257.23 | 53.14 | 119.52 | 182.18 | 213.29 | 85.84 | 149.81 | 21.91 | 69.38 | 34.83 | 7.14 | 66.92 | 23.99 | 23.80 | 125.96 | 86.01 | 4.21 | 36.92 | 148.65 | 199.44 | 242.57 | 188.88 | 130.25 |
| 2009 | 166.88 | 82.40 | 96.24 | 150.78 | 537.26 | 58.48 | 161.37 | 131.61 | 90.66 | 19.85 | 98.69 | 39.74 | 10.73 | 32.03 | 7.39 | 48.54 | 13.68 | 7.86 | 132.46 | 35.19 | 67.85 | 180.98 | 52.62 | 291.29 |
| 2010 | 162.84 | 200.26 | 228.18 | 140.62 | 126.85 | 431.76 | 235.84 | 60.79 | 147.52 | 75.70 | 90.94 | 151.34 | 58.96 | 105.83 | 92.04 | 112.04 | 216.01 | 75.22 | 155.16 | 134.69 | 217.50 | 136.67 | 128.29 | 140.49 |
| 2011 | 71.58 | 173.53 | 90.30 | 181.95 | 181.62 | 223.74 | 225.87 | 59.74 | 69.56 | 100.66 | 43.83 | 77.57 | 14.65 | 13.93 | 0.74 | 12.56 | 4.15 | 10.87 | 69.81 | 111.49 | 91.62 | 168.00 | 135.04 | 156.42 |
| 2012 | 115.34 | 199.66 | 238.33 | 106.30 | 189.24 | 86.25 | 153.31 | 132.91 | 38.92 | 123.92 | 141.03 | 24.10 | 67.02 | 3.83 | 0.63 | 40.59 | 0.71 | 16.68 | 17.50 | 127.45 | 185.29 | 205.35 | 285.20 | 150.32 |
| 2013 | 142.73 | 214.86 | 130.70 | 215.35 | 205.90 | 255.65 | 260.08 | 104.68 | 41.54 | 50.45 | 49.51 | 100.39 | 71.58 | 108.66 | 108.43 | 20.87 | 182.78 | 24.29 | 60.03 | 77.08 | 94.09 | 135.86 | 220.38 | 169.02 |
| 2014 | 254.59 | 16.51 | 27.25 | 80.26 | 77.23 | 108.88 | 153.15 | 133.51 | 30.70 | 87.01 | 77.39 | 49.54 | 55.87 | 12.41 | 63.88 | 1.23 | 0.12 | 0.01 | 0.26 | 21.67 | 90.42 | 163.11 | 155.77 | 184.60 |
| 2015 | 128.46 | 100.68 | 49.98 | 116.24 | 142.12 | 118.12 | 112.25 | 190.17 | 61.95 | 7.92 | 81.73 | 1.72 | 2.80 | 4.29 | 23.27 | 0.55 | 0.82 | 0.60 | 0.00 | 1.08 | 36.03 | 161.71 | 132.85 | 159.10 |
| 2016 | 132.38 | 140.85 | 190.38 | 191.23 | 183.66 | 172.82 | 145.57 | 127.56 | 112.75 | 46.59 | 61.48 | 48.74 | 6.55 | 79.11 | 23.31 | 161.68 | 20.76 | 153.73 | 113.91 | 95.68 | 131.88 | 124.12 | 124.56 | 79.66 |
| 2017 | 195.56 | 113.97 | 153.62 | 160.37 | 123.67 | 138.76 | 175.07 | 117.72 | 139.75 | 94.68 | 80.50 | 60.43 | 149.32 | 44.24 | 28.21 | 58.26 | 15.66 | 101.77 | 77.74 | 105.77 | 116.20 | 125.34 | 302.75 | 124.82 |
| 2018 | 122.86 | 67.18 | 22.92 | 224.97 | 197.15 | 212.69 | 107.29 | 152.11 | 44.49 | 151.70 | 12.82 | 182.25 | 15.15 | 1.38 | 22.83 | 28.58 | 31.14 | 95.91 | 26.36 | 46.12 | 135.89 | 139.83 | 175.03 | 56.53 |
| 2019 | 174.97 | 107.92 | 168.00 | 151.31 | 190.34 | 216.33 | 192.42 | 171.18 | 30.33 | 65.35 | 70.52 | 19.49 | 0.68 | 59.69 | 0.32 | 6.72 | 4.16 | 4.22 | 44.48 | 4.59 | 49.94 | 38.55 | 134.39 | 149.16 |
| 2020 | 119.61 | 184.45 | 92.46 | 63.52 | 116.86 | 276.89 | 186.21 | 111.26 | 81.28 | 104.51 | 89.22 | 170.74 | 99.20 | 18.69 | 30.57 | 27.55 | 93.42 | 41.86 | 172.38 | 108.24 | 120.79 | 107.87 | 176.07 | 216.92 |
| 2021 | 111.82 | 133.36 | 86.14 | 108.28 | 176.01 | 192.25 | 102.89 | 30.74 | 75.89 | 49.74 | 15.01 | 83.89 | 99.63 | 5.60 | 57.34 | 171.03 | 114.53 | 55.89 | 32.09 | 77.53 | 171.48 | 161.03 | 157.63 | 217.70 |
| 2022 | 243.09 | 49.78 | 96.44 | 84.20 | 181.60 | 91.88 | 116.15 | 152.12 | 89.01 | 90.96 | 93.38 | 113.07 | 45.85 | 67.93 | 95.86 | 130.48 | 107.77 | 61.92 | 176.42 | 112.94 | 140.06 | 90.82 | 166.97 | 202.26 |
| 2023 | 133.38 | 136.05 | 129.32 | 79.45 | 104.30 | 161.14 | 175.43 | 123.62 | 142.89 | 67.57 | 141.21 | 24.26 | 152.81 | 8.20 | 2.61 | 0.69 | 0.83 | 1.77 | 0.12 | 13.08 | 18.62 | 156.94 | 110.95 | 98.04 |
| 2024 | 181.05 | 125.64 | 254.68 | 64.08 | 186.86 | 189.18 | 190.20 | 177.70 | 153.52 | 52.19 | 61.49 | 99.25 | 120.82 | 0.00 | 39.06 | 2.86 | 17.26 | 93.40 | 71.69 | 48.29 | 67.24 | 124.06 | 78.14 | 210.21 |
| 2025 | 174.25 | 144.98 | 27.74 | 226.46 | 216.95 | 137.50 | 109.22 | 89.17 | 90.84 | 110.10 | 88.08 | 115.07 | 102.44 | 8.00 | 53.66 | 81.78 | 73.09 | 124.30 | – | – | – | – | – | – |
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 | 114.85 | 97.02 | 52.50 | 83.41 | 108.52 | 116.27 | 108.83 | 85.76 | 43.90 | 26.89 | 34.33 | 21.83 | 9.89 | 5.33 | 2.69 | 4.06 | 3.55 | 3.84 | 10.60 | 18.23 | 44.38 | 109.10 | 124.04 | 104.30 |
| R80mm/hari | 7.66 | 6.06 | 3.75 | 5.96 | 7.23 | 7.27 | 7.26 | 5.72 | 2.93 | 1.68 | 2.29 | 1.46 | 0.66 | 0.33 | 0.18 | 0.25 | 0.24 | 0.26 | 0.71 | 1.14 | 2.96 | 7.27 | 8.27 | 6.52 |
| Reff Padimm/hari | 5.36 | 4.24 | 2.63 | 4.17 | 5.06 | 5.09 | 5.08 | 4.00 | 2.05 | 1.18 | 1.60 | 1.02 | 0.46 | 0.23 | 0.13 | 0.18 | 0.17 | 0.18 | 0.49 | 0.80 | 2.07 | 5.09 | 5.79 | 4.56 |
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.