HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Kwala Bingai, Kec. Stabat, Langkat, Prov. Sumatera Utara
GPM01D_E09845_N0375
Panjang Data
28
tahun tersedia
R80 Rata-rata
5.34
mm/hari
Reff Padi Rata-rata
3.74
mm/hari
Reff Padi Maksimum
7.80
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 | 105.16 | 28.44 | 16.85 | 5.68 | 46.78 | 58.15 | 62.32 | 8.59 | 69.00 | 98.30 | 143.05 | 84.36 | 105.41 | 229.82 | 195.87 | 357.81 | 158.50 | 147.84 | 132.54 | 402.68 | 225.41 | 159.43 | 182.37 | 327.61 |
| 1999 | 170.59 | 164.94 | 201.93 | 136.93 | 96.17 | 159.48 | 275.63 | 104.56 | 211.95 | 172.04 | 258.10 | 59.88 | 108.81 | 26.89 | 33.83 | 180.35 | 124.04 | 355.24 | 187.47 | 247.82 | 169.76 | 173.98 | 395.94 | 58.05 |
| 2000 | 153.11 | 77.33 | 66.47 | 91.86 | 112.24 | 242.73 | 123.79 | 118.92 | 140.41 | 76.96 | 55.99 | 134.69 | 24.98 | 129.31 | 171.29 | 128.05 | 209.28 | 423.12 | 188.14 | 273.81 | 92.58 | 167.25 | 27.39 | 228.65 |
| 2001 | 208.37 | 120.14 | 77.94 | 28.00 | 119.11 | 148.93 | 91.86 | 137.50 | 249.59 | 143.56 | 117.41 | 158.37 | 50.81 | 131.85 | 112.89 | 265.24 | 166.03 | 129.07 | 227.86 | 455.28 | 253.42 | 214.81 | 135.89 | 336.97 |
| 2002 | 31.61 | 140.51 | 6.95 | 83.04 | 15.52 | 125.69 | 98.73 | 69.88 | 181.50 | 77.53 | 72.05 | 75.73 | 79.39 | 136.22 | 106.26 | 65.31 | 224.18 | 200.58 | 120.68 | 216.52 | 98.18 | 117.78 | 40.34 | 159.38 |
| 2003 | 101.64 | 161.19 | 97.36 | 94.06 | 57.17 | 149.68 | 156.50 | 100.91 | 248.13 | 16.03 | 30.49 | 200.96 | 178.30 | 91.43 | 114.87 | 187.90 | 130.92 | 303.01 | 309.54 | 170.40 | 156.94 | 134.12 | 284.69 | 27.29 |
| 2004 | 123.67 | 44.53 | 60.90 | 97.18 | 166.34 | 78.95 | 63.33 | 105.40 | 95.10 | 128.32 | 167.62 | 91.03 | 91.96 | 157.30 | 93.94 | 97.51 | 232.58 | 280.52 | 226.77 | 183.70 | 175.05 | 31.65 | 127.36 | 70.61 |
| 2005 | 222.79 | 42.45 | 14.60 | 52.06 | 17.43 | 110.44 | 85.02 | 56.16 | 114.85 | 115.94 | 83.29 | 83.70 | 180.77 | 98.01 | 83.68 | 219.97 | 147.31 | 152.48 | 188.32 | 239.93 | 122.81 | 253.00 | 218.23 | 170.84 |
| 2006 | 206.25 | 6.48 | 153.02 | 96.29 | 11.55 | 177.02 | 68.21 | 212.58 | 193.68 | 123.79 | 148.03 | 230.75 | 147.30 | 75.49 | 93.88 | 172.72 | 171.64 | 150.36 | 166.17 | 267.92 | 135.07 | 111.34 | 120.78 | 258.98 |
| 2007 | 163.19 | 81.46 | 11.10 | 70.36 | 21.98 | 78.08 | 39.55 | 228.18 | 261.70 | 124.25 | 73.14 | 89.63 | 82.32 | 258.11 | 36.46 | 194.64 | 249.46 | 93.66 | 142.57 | 345.91 | 216.49 | 288.76 | 169.92 | 128.86 |
| 2008 | 35.51 | 110.96 | 48.77 | 45.27 | 109.33 | 150.31 | 50.81 | 164.63 | 115.33 | 83.75 | 62.53 | 111.20 | 144.42 | 175.15 | 90.68 | 284.76 | 236.13 | 209.98 | 210.68 | 307.23 | 128.56 | 219.17 | 195.39 | 136.77 |
| 2009 | 291.74 | 36.06 | 15.80 | 91.14 | 200.20 | 220.97 | 134.98 | 87.16 | 258.97 | 169.17 | 52.31 | 66.05 | 72.04 | 87.76 | 66.68 | 227.00 | 108.20 | 248.77 | 161.65 | 203.42 | 157.42 | 139.84 | 99.71 | 78.08 |
| 2010 | 135.34 | 99.93 | 34.70 | 36.64 | 68.02 | 126.01 | 75.52 | 57.44 | 37.66 | 110.36 | 165.58 | 98.14 | 74.23 | 144.99 | 264.78 | 70.98 | 150.73 | 153.90 | 157.05 | 193.64 | 207.75 | 213.30 | 218.70 | 116.81 |
| 2011 | 171.86 | 83.03 | 21.63 | 57.93 | 144.27 | 275.66 | 101.63 | 87.44 | 53.92 | 173.24 | 177.54 | 61.35 | 65.89 | 108.86 | 65.40 | 263.77 | 200.90 | 117.91 | 230.46 | 239.09 | 125.36 | 174.72 | 116.30 | 279.38 |
| 2012 | 111.29 | 73.88 | 51.04 | 87.50 | 158.22 | 71.48 | 193.60 | 81.08 | 237.05 | 229.00 | 68.26 | 30.19 | 117.17 | 171.56 | 44.43 | 141.06 | 105.31 | 134.78 | 162.39 | 134.04 | 231.86 | 110.69 | 165.94 | 115.44 |
| 2013 | 91.25 | 226.97 | 101.82 | 269.51 | 94.26 | 46.25 | 97.05 | 142.65 | 75.71 | 103.87 | 277.68 | 66.47 | 126.71 | 58.38 | 99.01 | 189.00 | 204.94 | 140.15 | 333.04 | 236.53 | 114.99 | 158.25 | 260.46 | 199.28 |
| 2014 | 95.09 | 2.23 | 1.96 | 58.32 | 10.26 | 72.91 | 78.11 | 22.70 | 75.29 | 153.75 | 84.82 | 44.24 | 51.59 | 93.05 | 124.87 | 186.99 | 126.70 | 234.27 | 121.54 | 250.46 | 110.68 | 135.80 | 111.36 | 291.07 |
| 2015 | 158.41 | 27.44 | 37.65 | 44.89 | 35.30 | 61.99 | 41.81 | 109.49 | 47.98 | 110.79 | 107.24 | 21.11 | 111.89 | 45.87 | 180.61 | 58.38 | 160.33 | 124.31 | 167.47 | 191.07 | 120.28 | 218.26 | 137.96 | 102.84 |
| 2016 | 62.98 | 123.17 | 167.61 | 50.35 | 10.55 | 87.20 | 20.03 | 61.80 | 81.91 | 169.62 | 75.43 | 116.03 | 123.85 | 166.54 | 59.66 | 222.11 | 255.52 | 312.48 | 242.12 | 309.29 | 152.66 | 56.17 | 152.41 | 92.23 |
| 2017 | 120.48 | 159.80 | 59.77 | 80.43 | 52.39 | 104.95 | 121.06 | 55.61 | 79.74 | 159.71 | 56.99 | 119.90 | 129.70 | 45.06 | 151.24 | 236.34 | 180.00 | 235.76 | 376.51 | 102.97 | 192.87 | 116.07 | 233.43 | 181.24 |
| 2018 | 177.22 | 97.74 | 1.75 | 95.57 | 35.48 | 94.13 | 45.42 | 182.02 | 80.15 | 109.36 | 44.80 | 148.14 | 92.52 | 128.29 | 134.16 | 143.15 | 137.90 | 129.34 | 319.61 | 168.10 | 157.30 | 107.25 | 134.16 | 116.30 |
| 2019 | 47.17 | 121.85 | 8.84 | 117.60 | 42.90 | 61.19 | 67.26 | 95.10 | 267.37 | 160.37 | 116.85 | 82.13 | 42.28 | 96.00 | 44.22 | 84.21 | 120.85 | 171.64 | 194.65 | 217.14 | 242.83 | 54.66 | 237.52 | 42.45 |
| 2020 | 10.12 | 182.34 | 31.31 | 83.11 | 48.78 | 51.36 | 57.62 | 193.34 | 199.21 | 111.90 | 125.80 | 179.28 | 95.31 | 101.45 | 80.57 | 81.29 | 284.55 | 149.40 | 180.12 | 191.27 | 81.12 | 234.00 | 201.67 | 239.33 |
| 2021 | 283.32 | 135.76 | 85.15 | 0.00 | 91.79 | 156.41 | 67.00 | 108.96 | 78.87 | 106.74 | 136.88 | 111.58 | 161.17 | 68.08 | 216.07 | 172.29 | 187.30 | 139.68 | 84.00 | 404.21 | 192.40 | 256.15 | 128.30 | 269.14 |
| 2022 | 149.20 | 46.86 | 113.24 | 208.73 | 131.45 | 88.85 | 80.50 | 49.16 | 176.20 | 63.27 | 228.51 | 202.75 | 140.73 | 115.31 | 128.67 | 159.21 | 105.27 | 250.49 | 201.99 | 292.68 | 260.97 | 182.49 | 424.66 | 76.25 |
| 2023 | 98.08 | 196.12 | 41.22 | 60.40 | 167.04 | 96.14 | 42.45 | 56.64 | 50.87 | 258.53 | 167.01 | 64.67 | 97.09 | 114.99 | 150.04 | 151.85 | 134.48 | 118.80 | 118.89 | 189.86 | 164.49 | 274.29 | 200.36 | 190.70 |
| 2024 | 114.06 | 169.77 | 70.56 | 113.11 | 41.89 | 73.70 | 100.76 | 88.59 | 97.83 | 133.96 | 106.48 | 271.14 | 66.06 | 36.10 | 141.89 | 257.86 | 291.77 | 141.04 | 323.76 | 131.49 | 102.43 | 241.94 | 116.88 | 115.56 |
| 2025 | 145.70 | 192.22 | 34.04 | 80.90 | 75.00 | 119.91 | 133.95 | 143.72 | 110.06 | 147.23 | 121.03 | 85.71 | 134.38 | 75.48 | 228.12 | 129.52 | 210.23 | 121.86 | – | – | – | – | – | – |
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 | 85.59 | 41.17 | 13.90 | 45.19 | 21.07 | 69.58 | 49.73 | 56.54 | 74.03 | 95.39 | 61.42 | 64.01 | 66.02 | 66.14 | 64.25 | 94.85 | 126.17 | 128.12 | 138.56 | 178.38 | 113.26 | 111.08 | 116.65 | 77.35 |
| R80mm/hari | 5.71 | 2.57 | 0.99 | 3.23 | 1.40 | 4.35 | 3.32 | 3.77 | 4.94 | 5.96 | 4.09 | 4.27 | 4.40 | 4.13 | 4.28 | 5.93 | 8.41 | 8.54 | 9.24 | 11.15 | 7.55 | 7.41 | 7.78 | 4.83 |
| Reff Padimm/hari | 3.99 | 1.80 | 0.69 | 2.26 | 0.98 | 3.04 | 2.32 | 2.64 | 3.45 | 4.17 | 2.87 | 2.99 | 3.08 | 2.89 | 3.00 | 4.15 | 5.89 | 5.98 | 6.47 | 7.80 | 5.29 | 5.18 | 5.44 | 3.38 |
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.