HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Talang Rimba, Kec. Cengal, Ogan Komering Ilir, Prov. Sumatera Selatan
GPM01D_E10535_S0345
Panjang Data
28
tahun tersedia
R80 Rata-rata
3.58
mm/hari
Reff Padi Rata-rata
2.51
mm/hari
Reff Padi Maksimum
5.49
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 | 143.65 | 123.18 | 143.03 | 130.33 | 205.97 | 191.09 | 123.27 | 71.17 | 130.47 | 68.46 | 80.95 | 54.00 | 61.51 | 141.66 | 104.39 | 109.14 | 34.26 | 158.80 | 76.70 | 139.48 | 159.90 | 292.66 | 233.34 | 145.71 |
| 1999 | 180.72 | 220.43 | 78.12 | 181.33 | 227.26 | 193.01 | 53.71 | 96.11 | 77.89 | 55.36 | 50.61 | 13.53 | 89.87 | 15.53 | 23.23 | 43.05 | 14.61 | 66.95 | 71.07 | 137.41 | 204.18 | 100.51 | 169.31 | 173.56 |
| 2000 | 125.81 | 145.12 | 94.57 | 81.31 | 92.72 | 62.21 | 231.80 | 147.98 | 111.84 | 39.39 | 73.31 | 118.28 | 38.60 | 45.71 | 85.49 | 15.07 | 16.74 | 87.34 | 31.05 | 260.00 | 103.26 | 145.31 | 181.99 | 204.22 |
| 2001 | 145.11 | 260.59 | 101.45 | 205.42 | 165.32 | 229.19 | 180.18 | 129.15 | 47.70 | 78.17 | 66.72 | 45.15 | 2.98 | 52.71 | 87.20 | 31.16 | 41.66 | 112.00 | 173.67 | 254.80 | 93.98 | 259.90 | 282.46 | 150.81 |
| 2002 | 123.84 | 241.74 | 46.86 | 135.02 | 89.35 | 361.38 | 209.18 | 82.15 | 158.22 | 9.16 | 28.05 | 31.46 | 149.98 | 11.71 | 1.48 | 6.81 | 3.87 | 20.91 | 0.08 | 1.48 | 7.67 | 233.89 | 115.77 | 180.46 |
| 2003 | 77.12 | 193.67 | 155.32 | 133.11 | 68.96 | 131.10 | 98.11 | 169.07 | 123.46 | 2.04 | 0.06 | 18.17 | 37.21 | 2.70 | 2.72 | 56.80 | 57.84 | 60.30 | 98.98 | 190.98 | 91.70 | 311.59 | 250.68 | 127.58 |
| 2004 | 100.41 | 219.06 | 123.05 | 105.81 | 190.59 | 130.84 | 76.75 | 74.18 | 131.49 | 73.77 | 23.42 | 20.51 | 80.73 | 30.17 | 6.91 | 4.17 | 3.41 | 22.46 | 33.25 | 70.40 | 21.47 | 175.99 | 148.35 | 105.81 |
| 2005 | 257.07 | 41.38 | 68.51 | 168.28 | 109.58 | 221.42 | 112.28 | 113.51 | 154.71 | 57.26 | 88.60 | 74.70 | 64.67 | 74.37 | 22.15 | 70.20 | 116.47 | 86.27 | 51.46 | 115.61 | 108.72 | 144.28 | 107.60 | 183.78 |
| 2006 | 282.60 | 119.83 | 85.39 | 210.99 | 64.23 | 380.16 | 192.11 | 115.41 | 114.79 | 65.63 | 136.47 | 55.40 | 0.60 | 75.57 | 8.56 | 0.52 | 1.62 | 0.07 | 0.34 | 0.29 | 13.53 | 94.46 | 130.29 | 87.58 |
| 2007 | 315.17 | 193.83 | 33.31 | 145.33 | 60.76 | 143.66 | 201.70 | 108.26 | 92.54 | 88.08 | 103.14 | 18.68 | 36.09 | 68.27 | 2.88 | 33.94 | 55.00 | 2.41 | 10.13 | 92.98 | 94.85 | 43.70 | 172.15 | 117.97 |
| 2008 | 92.37 | 268.20 | 59.22 | 105.59 | 172.83 | 171.76 | 86.89 | 158.22 | 11.79 | 59.52 | 28.11 | 1.99 | 62.22 | 28.15 | 18.92 | 152.84 | 87.33 | 2.41 | 37.99 | 155.00 | 192.40 | 268.62 | 181.75 | 117.76 |
| 2009 | 159.79 | 112.05 | 97.69 | 143.12 | 454.85 | 94.02 | 170.07 | 98.68 | 86.75 | 21.57 | 90.02 | 37.32 | 9.49 | 33.81 | 5.30 | 50.59 | 16.82 | 3.36 | 137.40 | 38.89 | 59.96 | 179.20 | 77.77 | 259.00 |
| 2010 | 217.80 | 175.08 | 223.80 | 135.77 | 129.93 | 429.13 | 245.49 | 50.25 | 195.75 | 59.88 | 90.82 | 148.46 | 60.36 | 100.98 | 87.17 | 106.67 | 307.79 | 58.58 | 154.59 | 126.24 | 248.96 | 107.34 | 97.94 | 178.34 |
| 2011 | 57.16 | 183.18 | 103.52 | 167.25 | 173.51 | 212.63 | 215.24 | 69.76 | 65.22 | 111.06 | 73.51 | 61.39 | 15.24 | 19.36 | 0.00 | 3.70 | 5.74 | 0.80 | 73.87 | 120.47 | 93.76 | 135.76 | 128.87 | 150.12 |
| 2012 | 109.51 | 185.12 | 247.70 | 119.43 | 169.76 | 124.19 | 173.29 | 103.24 | 56.58 | 123.00 | 159.55 | 19.78 | 67.24 | 3.96 | 0.48 | 41.02 | 0.36 | 6.69 | 31.55 | 108.35 | 163.29 | 233.91 | 232.77 | 215.36 |
| 2013 | 168.82 | 185.08 | 147.79 | 187.82 | 239.00 | 239.08 | 213.12 | 202.29 | 39.12 | 49.85 | 64.71 | 85.13 | 74.41 | 102.81 | 107.54 | 17.32 | 193.27 | 10.66 | 47.60 | 131.63 | 85.66 | 142.10 | 218.08 | 160.68 |
| 2014 | 203.23 | 17.50 | 19.55 | 57.83 | 54.29 | 120.75 | 169.66 | 95.17 | 21.99 | 82.67 | 73.37 | 46.44 | 66.14 | 10.30 | 50.14 | 4.06 | 0.12 | 0.18 | 0.16 | 19.92 | 89.84 | 150.65 | 147.22 | 196.27 |
| 2015 | 134.40 | 91.09 | 55.09 | 96.69 | 129.71 | 135.88 | 102.68 | 185.69 | 53.90 | 22.94 | 84.12 | 0.97 | 2.39 | 3.20 | 21.78 | 0.87 | 1.03 | 0.23 | 0.00 | 0.10 | 43.19 | 172.93 | 121.02 | 148.21 |
| 2016 | 126.55 | 135.86 | 193.11 | 188.78 | 205.25 | 162.94 | 129.01 | 142.44 | 114.53 | 38.72 | 71.48 | 41.85 | 7.17 | 79.84 | 27.96 | 150.56 | 9.69 | 163.85 | 91.31 | 107.01 | 130.21 | 108.98 | 115.07 | 84.56 |
| 2017 | 227.62 | 81.88 | 167.63 | 143.73 | 120.71 | 146.02 | 179.06 | 99.71 | 145.56 | 79.56 | 78.40 | 65.37 | 155.23 | 38.77 | 29.92 | 52.35 | 7.97 | 99.49 | 64.71 | 106.23 | 96.34 | 120.34 | 278.64 | 118.13 |
| 2018 | 123.09 | 67.50 | 30.03 | 198.89 | 179.55 | 211.35 | 129.67 | 127.79 | 36.59 | 140.63 | 15.91 | 167.96 | 12.68 | 0.84 | 15.20 | 39.39 | 31.75 | 87.23 | 31.30 | 41.24 | 135.32 | 160.10 | 200.41 | 68.74 |
| 2019 | 199.39 | 106.52 | 143.28 | 156.28 | 144.99 | 254.96 | 179.80 | 167.24 | 38.38 | 47.10 | 66.79 | 19.11 | 1.34 | 74.58 | 3.15 | 0.47 | 7.36 | 1.54 | 29.78 | 7.01 | 46.24 | 39.82 | 125.52 | 183.88 |
| 2020 | 99.87 | 179.60 | 97.75 | 64.02 | 111.25 | 261.69 | 176.48 | 109.66 | 76.75 | 104.43 | 98.01 | 162.92 | 105.05 | 22.01 | 21.58 | 32.67 | 89.30 | 43.28 | 194.29 | 99.40 | 114.13 | 127.23 | 202.43 | 228.07 |
| 2021 | 113.09 | 141.20 | 69.18 | 109.84 | 153.70 | 209.84 | 112.86 | 24.07 | 85.70 | 52.05 | 14.92 | 76.86 | 101.10 | 6.38 | 49.78 | 173.55 | 94.03 | 50.35 | 27.13 | 80.76 | 178.27 | 160.54 | 149.23 | 187.76 |
| 2022 | 228.68 | 42.05 | 83.38 | 95.49 | 212.02 | 84.14 | 167.23 | 130.09 | 68.97 | 83.70 | 97.99 | 101.15 | 34.83 | 67.91 | 114.89 | 119.19 | 87.97 | 62.55 | 184.51 | 113.67 | 143.61 | 102.25 | 187.99 | 190.34 |
| 2023 | 129.42 | 141.81 | 121.11 | 85.05 | 103.26 | 143.24 | 158.35 | 124.31 | 158.97 | 59.11 | 125.72 | 29.48 | 146.37 | 6.64 | 0.00 | 1.11 | 1.31 | 1.50 | 5.23 | 8.09 | 18.82 | 158.83 | 128.46 | 80.60 |
| 2024 | 172.79 | 132.19 | 228.23 | 89.67 | 187.67 | 192.78 | 189.14 | 206.75 | 169.70 | 44.31 | 56.80 | 95.05 | 118.79 | 0.00 | 26.51 | 3.27 | 25.06 | 76.58 | 69.80 | 42.45 | 51.14 | 161.64 | 102.05 | 182.96 |
| 2025 | 183.18 | 135.69 | 21.84 | 220.83 | 228.90 | 125.68 | 102.69 | 121.07 | 79.46 | 127.32 | 91.21 | 101.50 | 101.55 | 3.86 | 60.01 | 72.33 | 72.91 | 112.20 | – | – | – | – | – | – |
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 | 107.69 | 89.24 | 53.44 | 94.33 | 92.05 | 125.38 | 102.68 | 80.55 | 45.98 | 39.25 | 28.10 | 19.02 | 9.03 | 3.94 | 2.85 | 3.61 | 3.05 | 1.53 | 8.17 | 15.19 | 45.02 | 105.30 | 115.49 | 112.98 |
| R80mm/hari | 7.18 | 5.58 | 3.82 | 6.74 | 6.14 | 7.84 | 6.85 | 5.37 | 3.07 | 2.45 | 1.87 | 1.27 | 0.60 | 0.25 | 0.19 | 0.23 | 0.20 | 0.10 | 0.54 | 0.95 | 3.00 | 7.02 | 7.70 | 7.06 |
| Reff Padimm/hari | 5.03 | 3.90 | 2.67 | 4.72 | 4.30 | 5.49 | 4.79 | 3.76 | 2.15 | 1.72 | 1.31 | 0.89 | 0.42 | 0.17 | 0.13 | 0.16 | 0.14 | 0.07 | 0.38 | 0.66 | 2.10 | 4.91 | 5.39 | 4.94 |
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.