HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Teluk Meku, Kec. Babalan, Langkat, Prov. Sumatera Utara
GPM01D_E09835_N0405
Panjang Data
28
tahun tersedia
R80 Rata-rata
5.92
mm/hari
Reff Padi Rata-rata
4.14
mm/hari
Reff Padi Maksimum
8.74
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 | 133.29 | 80.41 | 17.13 | 18.90 | 94.76 | 9.86 | 26.94 | 13.84 | 63.31 | 177.64 | 152.48 | 140.19 | 88.25 | 239.69 | 262.45 | 359.72 | 219.13 | 144.11 | 140.58 | 477.28 | 175.48 | 237.77 | 242.63 | 481.54 |
| 1999 | 173.58 | 173.01 | 224.32 | 187.43 | 162.43 | 152.96 | 224.20 | 124.06 | 153.44 | 206.99 | 232.94 | 82.58 | 126.99 | 30.58 | 49.25 | 155.75 | 122.70 | 367.24 | 267.25 | 284.14 | 204.34 | 220.69 | 381.37 | 115.29 |
| 2000 | 177.44 | 104.31 | 44.29 | 159.61 | 99.00 | 265.68 | 156.14 | 121.81 | 170.04 | 92.74 | 109.40 | 85.33 | 38.12 | 138.01 | 192.91 | 80.44 | 177.84 | 439.51 | 190.13 | 257.96 | 144.11 | 223.27 | 54.14 | 236.42 |
| 2001 | 198.80 | 170.05 | 74.62 | 61.38 | 128.32 | 129.74 | 86.11 | 178.66 | 254.83 | 115.24 | 190.00 | 93.85 | 49.85 | 138.49 | 145.52 | 199.42 | 161.96 | 152.32 | 229.44 | 476.43 | 245.51 | 245.72 | 140.71 | 338.39 |
| 2002 | 58.40 | 133.56 | 21.29 | 56.19 | 13.97 | 119.47 | 46.16 | 106.66 | 198.44 | 71.18 | 95.56 | 72.85 | 178.88 | 71.83 | 149.54 | 61.92 | 157.81 | 250.93 | 156.96 | 256.24 | 130.11 | 136.13 | 52.77 | 207.29 |
| 2003 | 97.56 | 169.66 | 101.52 | 85.53 | 96.31 | 222.99 | 156.63 | 58.38 | 231.47 | 15.98 | 65.78 | 191.52 | 168.19 | 109.20 | 147.96 | 196.51 | 169.28 | 256.77 | 296.44 | 215.20 | 126.04 | 190.34 | 267.47 | 67.31 |
| 2004 | 110.83 | 68.81 | 32.81 | 109.98 | 184.00 | 60.26 | 67.38 | 127.99 | 114.53 | 102.65 | 150.81 | 107.00 | 157.78 | 130.13 | 90.07 | 113.91 | 185.36 | 312.67 | 127.83 | 320.13 | 178.64 | 38.09 | 168.20 | 63.76 |
| 2005 | 232.64 | 68.93 | 8.67 | 64.92 | 12.68 | 120.53 | 85.79 | 52.15 | 104.67 | 116.59 | 82.41 | 115.78 | 192.16 | 93.14 | 126.05 | 186.33 | 157.58 | 134.02 | 221.25 | 240.16 | 147.46 | 251.90 | 194.59 | 231.37 |
| 2006 | 211.00 | 12.89 | 173.85 | 59.38 | 45.22 | 123.92 | 187.05 | 161.49 | 212.14 | 133.33 | 201.89 | 222.70 | 131.47 | 96.50 | 55.84 | 214.13 | 192.64 | 142.05 | 166.80 | 276.33 | 138.31 | 132.65 | 173.42 | 286.05 |
| 2007 | 157.71 | 114.64 | 7.19 | 78.62 | 54.03 | 64.88 | 57.65 | 200.02 | 262.74 | 122.95 | 109.40 | 68.99 | 79.52 | 309.53 | 51.50 | 191.15 | 197.64 | 153.87 | 156.55 | 338.27 | 248.43 | 265.02 | 219.26 | 145.46 |
| 2008 | 35.75 | 77.91 | 41.68 | 62.53 | 132.05 | 152.97 | 77.53 | 159.08 | 111.36 | 106.37 | 72.33 | 121.36 | 115.71 | 252.76 | 94.21 | 280.25 | 231.47 | 251.67 | 251.06 | 274.65 | 157.84 | 285.53 | 273.17 | 149.65 |
| 2009 | 250.67 | 45.44 | 9.37 | 112.48 | 205.65 | 242.35 | 175.72 | 58.92 | 250.93 | 103.56 | 28.11 | 102.55 | 128.58 | 86.91 | 48.43 | 303.42 | 164.28 | 205.29 | 175.89 | 179.35 | 216.46 | 162.34 | 136.52 | 94.92 |
| 2010 | 174.25 | 91.24 | 7.49 | 69.43 | 57.62 | 103.69 | 97.17 | 58.68 | 70.35 | 89.19 | 169.50 | 158.52 | 82.28 | 158.70 | 153.01 | 131.71 | 149.70 | 163.37 | 153.65 | 201.72 | 224.56 | 276.45 | 226.53 | 158.93 |
| 2011 | 192.55 | 86.51 | 27.15 | 47.65 | 125.07 | 317.72 | 148.82 | 65.08 | 67.18 | 177.22 | 144.34 | 85.85 | 87.17 | 88.15 | 93.35 | 229.75 | 219.34 | 101.35 | 198.84 | 316.70 | 159.72 | 202.21 | 135.54 | 265.25 |
| 2012 | 131.06 | 141.46 | 53.22 | 92.64 | 195.39 | 93.36 | 162.40 | 72.85 | 276.08 | 204.62 | 45.18 | 56.10 | 131.08 | 115.81 | 45.85 | 174.55 | 172.25 | 120.19 | 135.87 | 184.69 | 157.66 | 210.64 | 185.25 | 168.21 |
| 2013 | 81.89 | 170.22 | 57.03 | 174.21 | 128.85 | 5.76 | 150.10 | 114.89 | 52.78 | 134.30 | 212.60 | 55.51 | 134.03 | 51.59 | 220.46 | 156.36 | 318.50 | 108.93 | 245.46 | 391.62 | 158.28 | 143.88 | 217.12 | 368.23 |
| 2014 | 149.88 | 9.08 | 4.21 | 48.72 | 9.63 | 71.37 | 77.35 | 27.09 | 107.87 | 137.11 | 81.07 | 48.73 | 80.62 | 69.16 | 144.67 | 176.20 | 155.62 | 233.50 | 116.07 | 284.07 | 122.04 | 192.97 | 184.61 | 434.65 |
| 2015 | 152.91 | 21.75 | 29.56 | 40.28 | 34.45 | 32.80 | 21.98 | 110.62 | 72.70 | 139.85 | 187.12 | 15.10 | 148.84 | 56.79 | 167.39 | 83.87 | 138.58 | 202.47 | 157.35 | 282.62 | 136.91 | 177.36 | 183.03 | 123.15 |
| 2016 | 32.37 | 235.76 | 228.18 | 26.29 | 10.28 | 46.98 | 15.00 | 55.26 | 95.88 | 124.67 | 87.30 | 148.70 | 96.25 | 224.60 | 91.80 | 239.86 | 315.51 | 187.63 | 195.12 | 315.64 | 200.02 | 117.67 | 167.54 | 122.48 |
| 2017 | 167.51 | 156.79 | 45.49 | 85.64 | 37.87 | 90.20 | 98.10 | 78.99 | 81.31 | 148.05 | 32.67 | 179.93 | 153.09 | 67.65 | 249.69 | 163.34 | 210.17 | 211.22 | 426.88 | 121.63 | 212.58 | 143.41 | 235.92 | 234.23 |
| 2018 | 172.44 | 116.41 | 1.51 | 97.60 | 40.94 | 91.30 | 107.24 | 188.01 | 78.86 | 120.16 | 36.10 | 221.06 | 48.70 | 135.67 | 79.07 | 215.26 | 191.66 | 145.39 | 353.10 | 241.42 | 182.34 | 84.56 | 175.09 | 82.60 |
| 2019 | 35.73 | 152.08 | 7.74 | 106.78 | 43.45 | 66.81 | 73.95 | 79.09 | 198.63 | 184.62 | 146.59 | 86.43 | 42.52 | 96.23 | 96.95 | 117.76 | 93.73 | 175.66 | 216.91 | 269.88 | 233.49 | 127.71 | 315.01 | 23.02 |
| 2020 | 9.34 | 146.39 | 63.18 | 81.80 | 61.81 | 46.66 | 68.95 | 215.37 | 232.08 | 125.79 | 163.76 | 126.56 | 89.86 | 135.20 | 54.34 | 136.95 | 288.94 | 165.81 | 122.33 | 196.75 | 124.34 | 258.64 | 210.87 | 282.27 |
| 2021 | 406.99 | 113.51 | 86.64 | 0.01 | 104.66 | 163.17 | 66.79 | 89.41 | 39.47 | 122.76 | 177.70 | 147.76 | 230.00 | 29.24 | 233.01 | 286.47 | 158.80 | 191.32 | 37.92 | 425.58 | 245.59 | 260.23 | 178.47 | 266.45 |
| 2022 | 167.27 | 23.11 | 108.30 | 247.55 | 155.89 | 109.04 | 65.68 | 88.93 | 222.33 | 84.72 | 236.24 | 205.29 | 122.15 | 97.44 | 123.64 | 189.98 | 117.47 | 323.13 | 279.93 | 311.08 | 312.84 | 177.44 | 471.09 | 135.67 |
| 2023 | 134.71 | 168.34 | 88.34 | 53.34 | 211.84 | 61.49 | 33.70 | 67.97 | 59.66 | 320.66 | 145.28 | 93.21 | 118.44 | 93.65 | 122.66 | 222.71 | 132.15 | 145.26 | 117.01 | 273.41 | 210.25 | 296.53 | 272.00 | 215.69 |
| 2024 | 117.94 | 161.33 | 28.91 | 136.14 | 47.43 | 75.50 | 73.72 | 92.39 | 150.20 | 138.42 | 123.76 | 185.29 | 85.83 | 43.18 | 144.19 | 284.47 | 191.08 | 246.64 | 283.66 | 156.03 | 113.98 | 277.71 | 146.36 | 165.57 |
| 2025 | 99.19 | 236.75 | 27.63 | 94.38 | 104.27 | 99.19 | 137.97 | 137.17 | 138.82 | 58.19 | 175.67 | 67.96 | 185.81 | 36.97 | 176.48 | 165.71 | 249.65 | 117.25 | – | – | – | – | – | – |
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 | 77.19 | 64.13 | 8.48 | 48.50 | 37.19 | 57.60 | 55.35 | 58.62 | 69.71 | 92.03 | 71.02 | 68.78 | 80.40 | 55.75 | 55.54 | 128.92 | 147.48 | 140.44 | 132.65 | 199.73 | 134.19 | 134.74 | 144.10 | 107.14 |
| R80mm/hari | 5.15 | 4.01 | 0.61 | 3.46 | 2.48 | 3.60 | 3.69 | 3.91 | 4.65 | 5.75 | 4.73 | 4.59 | 5.36 | 3.48 | 3.70 | 8.06 | 9.83 | 9.36 | 8.84 | 12.48 | 8.95 | 8.98 | 9.61 | 6.70 |
| Reff Padimm/hari | 3.60 | 2.81 | 0.42 | 2.43 | 1.74 | 2.52 | 2.58 | 2.74 | 3.25 | 4.03 | 3.31 | 3.21 | 3.75 | 2.44 | 2.59 | 5.64 | 6.88 | 6.55 | 6.19 | 8.74 | 6.26 | 6.29 | 6.72 | 4.69 |
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.