HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Besadi, Kec. Kuala, Langkat, Prov. Sumatera Utara
GPM01D_E09835_N0345
Panjang Data
28
tahun tersedia
R80 Rata-rata
5.98
mm/hari
Reff Padi Rata-rata
4.19
mm/hari
Reff Padi Maksimum
7.54
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 | 150.42 | 96.82 | 38.04 | 79.92 | 59.88 | 47.08 | 58.74 | 20.68 | 114.66 | 80.02 | 182.47 | 81.28 | 126.93 | 195.75 | 202.32 | 320.52 | 166.02 | 74.66 | 173.62 | 276.27 | 147.46 | 253.36 | 183.30 | 269.20 |
| 1999 | 312.12 | 121.82 | 196.78 | 142.07 | 109.85 | 165.90 | 282.82 | 183.47 | 152.74 | 194.39 | 199.56 | 114.37 | 95.08 | 56.38 | 44.15 | 220.71 | 161.28 | 343.71 | 224.46 | 167.12 | 111.33 | 170.04 | 317.65 | 143.56 |
| 2000 | 128.01 | 117.18 | 62.27 | 128.72 | 146.30 | 278.42 | 98.10 | 143.69 | 96.26 | 85.77 | 69.99 | 126.28 | 21.97 | 129.89 | 178.96 | 114.97 | 323.04 | 327.50 | 91.09 | 313.75 | 77.65 | 174.93 | 54.79 | 200.54 |
| 2001 | 148.67 | 274.03 | 43.60 | 93.39 | 81.51 | 184.35 | 152.02 | 86.94 | 206.38 | 90.80 | 120.63 | 170.11 | 78.63 | 158.40 | 108.20 | 277.84 | 163.43 | 151.20 | 178.02 | 498.91 | 281.47 | 228.96 | 240.64 | 281.41 |
| 2002 | 68.59 | 144.41 | 48.87 | 141.52 | 25.00 | 185.10 | 142.32 | 145.52 | 140.17 | 112.61 | 71.09 | 54.78 | 33.18 | 194.13 | 77.43 | 89.71 | 315.75 | 144.93 | 156.87 | 282.43 | 119.40 | 125.01 | 109.79 | 127.50 |
| 2003 | 130.27 | 189.28 | 155.88 | 71.67 | 34.05 | 237.40 | 126.98 | 138.66 | 226.79 | 23.01 | 33.26 | 234.48 | 161.26 | 99.15 | 105.05 | 246.64 | 151.52 | 274.64 | 246.20 | 189.94 | 236.43 | 112.32 | 223.02 | 112.18 |
| 2004 | 160.85 | 40.65 | 59.24 | 167.79 | 236.11 | 201.13 | 75.81 | 162.62 | 130.16 | 92.90 | 70.87 | 199.50 | 122.85 | 142.44 | 61.12 | 117.94 | 225.25 | 318.64 | 311.70 | 190.49 | 150.75 | 144.52 | 166.95 | 74.20 |
| 2005 | 192.06 | 101.03 | 54.33 | 49.80 | 107.17 | 96.40 | 111.83 | 73.83 | 146.82 | 129.17 | 110.58 | 48.63 | 154.85 | 93.41 | 17.85 | 320.35 | 153.26 | 126.22 | 178.21 | 228.33 | 125.14 | 205.09 | 341.45 | 80.65 |
| 2006 | 213.06 | 13.83 | 140.11 | 154.61 | 19.08 | 192.48 | 108.25 | 206.25 | 282.87 | 119.37 | 124.13 | 231.45 | 71.05 | 98.30 | 59.22 | 179.91 | 131.17 | 204.60 | 219.28 | 193.02 | 131.69 | 173.64 | 125.31 | 206.92 |
| 2007 | 125.79 | 159.35 | 18.86 | 92.10 | 37.71 | 120.94 | 142.86 | 132.85 | 298.85 | 197.95 | 79.41 | 87.35 | 52.91 | 244.20 | 63.61 | 214.42 | 250.23 | 153.35 | 101.95 | 387.37 | 170.29 | 328.32 | 162.67 | 134.87 |
| 2008 | 93.37 | 206.99 | 62.00 | 60.04 | 138.58 | 193.71 | 71.30 | 185.79 | 117.13 | 100.74 | 64.60 | 110.19 | 99.40 | 187.04 | 96.53 | 197.31 | 199.37 | 268.47 | 101.90 | 481.44 | 144.36 | 162.81 | 183.25 | 122.60 |
| 2009 | 251.78 | 71.78 | 69.86 | 44.15 | 245.27 | 204.43 | 245.53 | 210.52 | 245.51 | 123.05 | 83.99 | 76.86 | 97.70 | 52.17 | 62.20 | 129.83 | 199.83 | 238.30 | 106.31 | 251.00 | 186.17 | 123.11 | 115.49 | 141.84 |
| 2010 | 167.12 | 128.90 | 50.02 | 62.51 | 91.34 | 122.32 | 78.04 | 102.89 | 93.96 | 124.16 | 115.47 | 119.32 | 115.51 | 156.60 | 147.32 | 146.55 | 219.79 | 99.96 | 128.36 | 200.72 | 192.07 | 251.24 | 291.34 | 111.72 |
| 2011 | 219.32 | 96.54 | 102.17 | 22.40 | 265.38 | 197.77 | 125.83 | 100.56 | 88.74 | 200.18 | 153.21 | 108.59 | 38.12 | 87.65 | 189.52 | 185.54 | 156.52 | 134.76 | 234.27 | 255.25 | 141.58 | 198.12 | 122.91 | 230.10 |
| 2012 | 151.01 | 70.35 | 60.49 | 76.38 | 112.17 | 168.91 | 214.40 | 164.75 | 243.09 | 226.41 | 45.34 | 70.86 | 217.54 | 76.47 | 29.23 | 209.37 | 81.28 | 143.88 | 85.56 | 170.62 | 168.98 | 187.65 | 158.38 | 142.77 |
| 2013 | 196.31 | 238.77 | 133.53 | 152.53 | 110.46 | 47.23 | 101.58 | 103.50 | 83.04 | 151.82 | 144.01 | 117.56 | 59.06 | 99.46 | 98.00 | 194.51 | 209.10 | 100.29 | 430.29 | 319.66 | 102.11 | 146.22 | 170.54 | 308.28 |
| 2014 | 96.25 | 3.82 | 16.77 | 85.83 | 29.70 | 109.13 | 137.41 | 26.96 | 90.84 | 162.02 | 102.95 | 81.40 | 24.93 | 116.66 | 100.98 | 167.48 | 244.52 | 124.05 | 166.80 | 195.57 | 137.74 | 130.59 | 111.99 | 261.57 |
| 2015 | 215.31 | 22.41 | 69.04 | 82.50 | 54.46 | 72.59 | 88.71 | 72.58 | 110.20 | 150.28 | 162.51 | 11.46 | 59.95 | 96.30 | 180.07 | 64.80 | 195.11 | 109.14 | 103.21 | 233.83 | 115.62 | 190.78 | 144.68 | 115.61 |
| 2016 | 65.89 | 224.49 | 165.24 | 103.66 | 71.80 | 86.01 | 75.50 | 99.28 | 87.70 | 196.36 | 169.60 | 59.16 | 101.77 | 174.11 | 65.15 | 169.85 | 247.91 | 259.15 | 202.03 | 282.69 | 123.73 | 156.73 | 134.96 | 138.86 |
| 2017 | 183.16 | 182.68 | 69.63 | 108.89 | 76.78 | 156.61 | 150.92 | 92.97 | 179.50 | 126.82 | 42.63 | 124.74 | 131.77 | 16.09 | 194.19 | 127.97 | 281.49 | 184.04 | 283.12 | 173.36 | 173.45 | 167.63 | 179.45 | 206.88 |
| 2018 | 191.60 | 92.21 | 15.52 | 129.95 | 97.55 | 121.84 | 109.41 | 98.65 | 76.89 | 115.14 | 35.39 | 153.23 | 160.84 | 112.32 | 92.21 | 118.96 | 181.04 | 112.75 | 251.27 | 197.96 | 205.12 | 80.45 | 145.83 | 151.79 |
| 2019 | 86.01 | 115.42 | 40.29 | 118.49 | 15.04 | 139.02 | 116.75 | 74.94 | 199.54 | 172.05 | 145.45 | 75.30 | 49.65 | 87.47 | 51.50 | 82.17 | 125.17 | 120.07 | 197.29 | 178.07 | 205.48 | 72.18 | 215.70 | 93.68 |
| 2020 | 14.77 | 205.38 | 98.52 | 57.01 | 88.38 | 93.32 | 115.70 | 192.30 | 170.86 | 95.63 | 289.35 | 108.31 | 155.38 | 83.70 | 72.69 | 98.69 | 251.31 | 84.78 | 152.87 | 149.55 | 179.29 | 157.29 | 221.48 | 136.29 |
| 2021 | 294.11 | 109.52 | 82.96 | 5.25 | 131.36 | 182.26 | 119.95 | 157.96 | 171.53 | 63.13 | 127.34 | 122.46 | 173.48 | 71.21 | 165.65 | 249.79 | 170.11 | 167.46 | 61.06 | 356.35 | 196.31 | 265.75 | 138.21 | 195.46 |
| 2022 | 146.68 | 143.50 | 111.14 | 143.20 | 121.53 | 150.92 | 142.90 | 79.02 | 134.02 | 84.23 | 140.20 | 229.84 | 88.40 | 129.25 | 149.94 | 153.20 | 68.44 | 230.63 | 173.26 | 311.88 | 227.71 | 220.02 | 272.16 | 123.81 |
| 2023 | 147.80 | 217.55 | 83.14 | 75.25 | 149.15 | 141.71 | 85.71 | 87.39 | 109.46 | 202.30 | 145.04 | 82.86 | 58.25 | 121.59 | 161.80 | 332.51 | 203.88 | 100.57 | 155.05 | 157.24 | 149.49 | 335.11 | 184.17 | 189.36 |
| 2024 | 137.08 | 203.80 | 39.27 | 274.27 | 41.58 | 137.51 | 63.03 | 200.02 | 65.26 | 168.32 | 129.20 | 263.27 | 39.11 | 56.17 | 192.23 | 193.30 | 264.04 | 111.19 | 367.55 | 119.99 | 168.30 | 239.85 | 133.04 | 83.36 |
| 2025 | 160.52 | 193.14 | 51.20 | 111.61 | 86.34 | 167.69 | 142.18 | 123.98 | 77.17 | 135.62 | 88.15 | 111.28 | 109.11 | 42.72 | 212.18 | 126.33 | 161.32 | 121.76 | – | – | – | – | – | – |
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 | 95.67 | 71.49 | 40.08 | 59.43 | 36.98 | 95.78 | 77.59 | 78.20 | 88.53 | 89.79 | 68.91 | 74.41 | 47.54 | 68.24 | 60.74 | 117.34 | 152.91 | 107.42 | 102.71 | 172.26 | 121.99 | 128.36 | 124.35 | 111.99 |
| R80mm/hari | 6.38 | 4.47 | 2.86 | 4.25 | 2.47 | 5.99 | 5.17 | 5.21 | 5.90 | 5.61 | 4.59 | 4.96 | 3.17 | 4.27 | 4.05 | 7.33 | 10.19 | 7.16 | 6.85 | 10.77 | 8.13 | 8.56 | 8.29 | 7.00 |
| Reff Padimm/hari | 4.46 | 3.13 | 2.00 | 2.97 | 1.73 | 4.19 | 3.62 | 3.65 | 4.13 | 3.93 | 3.22 | 3.47 | 2.22 | 2.99 | 2.83 | 5.13 | 7.14 | 5.01 | 4.79 | 7.54 | 5.69 | 5.99 | 5.80 | 4.90 |
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.