HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Tanah Merah, Kec. Binjai Selatan, Kota Binjai, Prov. Sumatera Utara
GPM01D_E09845_N0355
Panjang Data
28
tahun tersedia
R80 Rata-rata
5.73
mm/hari
Reff Padi Rata-rata
4.01
mm/hari
Reff Padi Maksimum
7.74
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 | 101.52 | 72.92 | 19.45 | 75.22 | 53.22 | 45.91 | 57.10 | 8.17 | 94.08 | 91.80 | 163.39 | 74.38 | 107.72 | 189.55 | 175.56 | 338.30 | 138.92 | 114.59 | 151.69 | 313.02 | 180.91 | 203.15 | 207.52 | 262.99 |
| 1999 | 246.89 | 126.59 | 176.97 | 128.15 | 115.70 | 152.27 | 268.30 | 156.04 | 255.97 | 143.94 | 214.56 | 113.91 | 89.80 | 36.83 | 48.84 | 190.65 | 165.03 | 362.11 | 257.19 | 141.36 | 155.35 | 160.04 | 384.62 | 96.32 |
| 2000 | 142.89 | 109.51 | 40.24 | 130.35 | 153.51 | 221.97 | 117.74 | 112.52 | 95.37 | 86.93 | 51.08 | 149.81 | 21.23 | 128.03 | 159.43 | 127.77 | 228.55 | 364.04 | 136.25 | 311.04 | 80.86 | 158.66 | 50.20 | 220.43 |
| 2001 | 188.32 | 217.05 | 49.11 | 61.73 | 95.48 | 158.59 | 78.73 | 125.04 | 223.62 | 135.81 | 150.62 | 145.98 | 53.73 | 146.51 | 118.07 | 297.95 | 188.96 | 117.75 | 274.56 | 390.58 | 276.94 | 242.84 | 164.37 | 324.11 |
| 2002 | 47.11 | 170.25 | 13.29 | 119.28 | 16.30 | 156.94 | 87.87 | 112.68 | 164.57 | 93.63 | 57.73 | 65.71 | 48.19 | 166.88 | 91.62 | 81.13 | 249.58 | 166.99 | 140.35 | 238.63 | 111.70 | 105.92 | 64.08 | 137.98 |
| 2003 | 71.88 | 215.99 | 147.58 | 74.68 | 44.95 | 174.07 | 143.43 | 97.96 | 249.63 | 16.86 | 101.31 | 168.49 | 197.79 | 74.79 | 121.52 | 187.00 | 213.30 | 224.17 | 265.98 | 209.21 | 192.19 | 99.91 | 295.03 | 62.24 |
| 2004 | 155.40 | 63.24 | 71.08 | 112.00 | 136.02 | 206.46 | 72.37 | 134.60 | 90.70 | 103.32 | 91.40 | 180.22 | 84.90 | 180.97 | 58.89 | 144.01 | 257.32 | 262.85 | 204.93 | 259.08 | 153.60 | 69.69 | 142.65 | 74.90 |
| 2005 | 190.13 | 84.06 | 48.37 | 28.80 | 26.91 | 114.14 | 131.72 | 36.40 | 124.32 | 124.83 | 113.73 | 48.95 | 177.89 | 72.75 | 43.27 | 239.39 | 186.03 | 119.72 | 167.09 | 237.12 | 114.99 | 201.43 | 239.14 | 152.19 |
| 2006 | 176.43 | 20.57 | 123.96 | 144.79 | 5.76 | 194.96 | 112.03 | 199.79 | 227.32 | 136.83 | 109.48 | 237.80 | 102.46 | 103.95 | 64.77 | 193.14 | 153.67 | 187.38 | 212.67 | 226.21 | 140.00 | 124.19 | 146.02 | 204.63 |
| 2007 | 150.15 | 98.96 | 10.68 | 86.16 | 20.74 | 96.22 | 101.55 | 149.09 | 325.09 | 157.37 | 114.23 | 64.30 | 56.45 | 236.18 | 45.10 | 200.35 | 228.13 | 167.66 | 105.23 | 378.88 | 248.74 | 248.36 | 174.00 | 134.28 |
| 2008 | 69.86 | 140.36 | 73.36 | 27.51 | 154.69 | 152.79 | 49.26 | 171.43 | 132.99 | 105.80 | 58.87 | 104.91 | 121.69 | 155.85 | 128.82 | 188.56 | 185.05 | 324.71 | 151.89 | 353.96 | 129.72 | 192.47 | 162.42 | 137.98 |
| 2009 | 245.44 | 83.01 | 43.57 | 67.44 | 229.79 | 241.72 | 172.05 | 141.06 | 296.93 | 95.62 | 50.78 | 86.98 | 95.11 | 55.54 | 79.95 | 155.33 | 131.37 | 316.91 | 149.94 | 209.95 | 162.69 | 136.94 | 97.12 | 91.98 |
| 2010 | 134.10 | 120.39 | 31.28 | 58.12 | 96.12 | 118.29 | 76.96 | 69.44 | 50.92 | 119.98 | 145.09 | 91.80 | 91.69 | 128.91 | 157.09 | 105.65 | 207.30 | 98.06 | 163.82 | 156.88 | 190.22 | 241.81 | 275.98 | 99.96 |
| 2011 | 193.38 | 143.72 | 48.37 | 61.80 | 228.72 | 235.12 | 115.95 | 86.11 | 57.88 | 195.66 | 130.93 | 146.30 | 52.10 | 84.71 | 143.45 | 211.04 | 186.40 | 111.39 | 191.94 | 259.46 | 166.34 | 143.11 | 88.41 | 263.52 |
| 2012 | 81.23 | 103.02 | 51.36 | 81.03 | 158.49 | 97.14 | 217.22 | 119.27 | 246.17 | 229.26 | 49.00 | 58.66 | 164.22 | 74.97 | 44.06 | 149.11 | 102.24 | 123.30 | 125.66 | 162.98 | 183.36 | 140.87 | 160.15 | 126.46 |
| 2013 | 144.50 | 269.80 | 110.92 | 211.50 | 101.69 | 72.21 | 102.97 | 131.84 | 81.84 | 101.28 | 166.51 | 59.55 | 96.74 | 63.54 | 114.63 | 219.13 | 275.06 | 143.05 | 398.19 | 240.03 | 104.82 | 143.15 | 239.20 | 269.99 |
| 2014 | 56.14 | 5.49 | 0.96 | 61.31 | 30.17 | 92.29 | 110.46 | 15.57 | 80.20 | 170.28 | 88.93 | 58.08 | 55.91 | 118.01 | 114.95 | 170.21 | 182.40 | 198.32 | 189.09 | 194.38 | 134.94 | 119.99 | 109.75 | 243.79 |
| 2015 | 170.49 | 52.88 | 67.42 | 65.26 | 54.65 | 59.32 | 78.28 | 79.97 | 72.74 | 150.65 | 105.69 | 18.95 | 79.43 | 64.75 | 204.55 | 57.72 | 179.01 | 110.06 | 113.89 | 276.10 | 130.18 | 211.34 | 134.32 | 123.27 |
| 2016 | 74.23 | 135.57 | 199.73 | 68.84 | 43.29 | 55.55 | 48.51 | 69.05 | 68.21 | 196.45 | 140.27 | 79.30 | 129.76 | 162.13 | 96.86 | 219.35 | 247.66 | 342.58 | 218.36 | 284.36 | 141.83 | 102.15 | 141.34 | 106.69 |
| 2017 | 136.70 | 176.50 | 81.91 | 79.45 | 78.44 | 117.09 | 148.52 | 68.07 | 132.33 | 148.01 | 38.34 | 142.11 | 133.07 | 41.72 | 198.59 | 111.22 | 286.14 | 236.71 | 314.58 | 198.19 | 207.74 | 141.57 | 254.82 | 166.80 |
| 2018 | 195.81 | 100.37 | 5.82 | 114.55 | 47.83 | 131.02 | 69.37 | 139.97 | 79.13 | 125.15 | 34.60 | 191.10 | 128.46 | 131.57 | 106.70 | 142.23 | 189.36 | 118.00 | 248.19 | 232.33 | 213.92 | 96.28 | 113.95 | 158.22 |
| 2019 | 50.71 | 132.63 | 43.22 | 108.20 | 16.33 | 126.65 | 104.49 | 74.30 | 243.99 | 173.73 | 137.39 | 69.30 | 53.81 | 89.52 | 25.20 | 116.56 | 148.37 | 150.01 | 183.55 | 186.16 | 221.66 | 56.98 | 189.79 | 85.25 |
| 2020 | 21.42 | 197.91 | 75.36 | 85.88 | 45.55 | 117.07 | 109.66 | 186.90 | 188.37 | 119.29 | 198.61 | 159.54 | 133.01 | 134.57 | 92.50 | 82.50 | 292.13 | 134.09 | 158.07 | 186.85 | 135.74 | 182.93 | 271.78 | 172.38 |
| 2021 | 328.34 | 109.81 | 77.88 | 8.84 | 101.57 | 175.95 | 107.20 | 188.69 | 108.98 | 94.87 | 148.82 | 131.78 | 174.20 | 69.47 | 186.50 | 212.47 | 196.40 | 129.69 | 78.35 | 340.62 | 219.66 | 228.60 | 104.58 | 218.28 |
| 2022 | 136.43 | 102.81 | 109.88 | 204.85 | 125.84 | 92.60 | 102.40 | 59.96 | 158.39 | 76.79 | 190.38 | 242.30 | 124.59 | 130.38 | 177.66 | 165.34 | 74.96 | 249.54 | 166.57 | 316.33 | 253.49 | 201.69 | 324.16 | 144.22 |
| 2023 | 126.95 | 177.11 | 47.47 | 93.26 | 166.49 | 124.89 | 55.58 | 77.66 | 80.52 | 280.00 | 158.78 | 58.26 | 71.34 | 112.66 | 183.10 | 228.51 | 189.14 | 105.10 | 139.37 | 153.49 | 171.50 | 274.72 | 158.83 | 176.67 |
| 2024 | 97.44 | 193.70 | 26.91 | 231.53 | 48.60 | 97.62 | 79.20 | 172.91 | 69.87 | 156.28 | 100.67 | 305.88 | 40.36 | 53.33 | 171.47 | 228.05 | 218.88 | 139.31 | 285.75 | 127.92 | 124.65 | 248.98 | 108.74 | 104.32 |
| 2025 | 154.66 | 179.73 | 49.94 | 118.24 | 68.44 | 153.30 | 156.49 | 91.16 | 93.00 | 164.35 | 120.29 | 101.25 | 120.73 | 30.13 | 222.90 | 122.97 | 188.76 | 146.61 | – | – | – | – | – | – |
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 | 71.47 | 80.99 | 25.41 | 61.64 | 29.51 | 92.53 | 71.77 | 68.85 | 77.85 | 94.62 | 56.40 | 59.37 | 53.79 | 61.94 | 56.88 | 115.49 | 152.61 | 117.11 | 138.12 | 176.88 | 127.69 | 104.41 | 107.08 | 98.50 |
| R80mm/hari | 4.76 | 5.06 | 1.82 | 4.40 | 1.97 | 5.78 | 4.78 | 4.59 | 5.19 | 5.91 | 3.76 | 3.96 | 3.59 | 3.87 | 3.79 | 7.22 | 10.17 | 7.81 | 9.21 | 11.06 | 8.51 | 6.96 | 7.14 | 6.16 |
| Reff Padimm/hari | 3.34 | 3.54 | 1.27 | 3.08 | 1.38 | 4.05 | 3.35 | 3.21 | 3.63 | 4.14 | 2.63 | 2.77 | 2.51 | 2.71 | 2.65 | 5.05 | 7.12 | 5.47 | 6.45 | 7.74 | 5.96 | 4.87 | 5.00 | 4.31 |
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.