HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Paya Tusam, Kec. Wampu, Langkat, Prov. Sumatera Utara
GPM01D_E09835_N0365
Panjang Data
28
tahun tersedia
R80 Rata-rata
5.78
mm/hari
Reff Padi Rata-rata
4.05
mm/hari
Reff Padi Maksimum
7.87
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 | 104.52 | 46.87 | 30.11 | 43.49 | 49.44 | 59.89 | 63.08 | 8.49 | 93.69 | 95.64 | 157.22 | 83.16 | 117.30 | 207.91 | 176.40 | 354.92 | 134.31 | 136.69 | 159.42 | 342.44 | 160.88 | 240.89 | 196.37 | 264.44 |
| 1999 | 210.26 | 135.71 | 163.07 | 137.06 | 88.99 | 175.29 | 259.72 | 186.69 | 265.52 | 126.50 | 236.37 | 84.96 | 100.12 | 40.60 | 34.03 | 183.69 | 158.64 | 329.85 | 193.26 | 200.98 | 110.75 | 185.28 | 371.08 | 96.38 |
| 2000 | 144.67 | 103.58 | 46.40 | 117.37 | 186.72 | 203.56 | 105.62 | 135.30 | 123.22 | 79.63 | 66.51 | 123.72 | 16.61 | 138.04 | 144.43 | 154.35 | 242.57 | 368.93 | 187.52 | 300.52 | 91.01 | 159.93 | 41.20 | 212.35 |
| 2001 | 220.46 | 176.71 | 61.88 | 50.09 | 87.48 | 181.87 | 88.96 | 133.21 | 241.89 | 159.54 | 116.06 | 184.98 | 73.67 | 130.36 | 103.01 | 308.81 | 158.32 | 132.29 | 278.40 | 431.16 | 291.86 | 227.22 | 148.75 | 320.39 |
| 2002 | 34.85 | 172.81 | 12.43 | 99.06 | 12.01 | 146.88 | 109.52 | 106.39 | 153.77 | 104.73 | 69.05 | 82.33 | 58.86 | 136.78 | 111.14 | 72.31 | 259.48 | 175.03 | 137.20 | 207.15 | 99.04 | 104.09 | 38.84 | 169.72 |
| 2003 | 79.74 | 207.08 | 99.56 | 121.93 | 42.04 | 172.33 | 181.22 | 79.54 | 285.13 | 8.74 | 16.84 | 241.43 | 183.89 | 74.20 | 125.25 | 173.61 | 162.86 | 230.50 | 256.14 | 211.68 | 196.50 | 94.93 | 310.75 | 60.49 |
| 2004 | 107.12 | 98.06 | 64.89 | 112.95 | 184.12 | 117.94 | 92.84 | 126.24 | 97.77 | 99.84 | 129.15 | 137.47 | 57.25 | 188.64 | 81.25 | 117.73 | 251.14 | 263.96 | 253.90 | 180.84 | 166.47 | 62.72 | 141.51 | 69.81 |
| 2005 | 206.18 | 74.35 | 42.26 | 40.02 | 40.11 | 114.19 | 81.56 | 68.75 | 119.85 | 131.50 | 106.74 | 69.22 | 163.00 | 81.25 | 53.52 | 261.00 | 145.66 | 174.21 | 194.73 | 214.04 | 141.27 | 200.65 | 261.83 | 156.67 |
| 2006 | 212.26 | 7.94 | 148.75 | 105.52 | 12.20 | 188.39 | 140.97 | 193.66 | 218.62 | 129.52 | 130.57 | 233.49 | 90.39 | 99.36 | 119.55 | 160.76 | 167.18 | 188.27 | 222.74 | 210.06 | 144.48 | 112.01 | 136.84 | 198.21 |
| 2007 | 156.64 | 78.11 | 16.15 | 76.56 | 33.11 | 98.71 | 70.94 | 175.20 | 304.86 | 135.24 | 85.04 | 102.64 | 82.34 | 244.04 | 28.37 | 226.87 | 240.29 | 146.44 | 84.30 | 414.58 | 227.30 | 269.98 | 167.91 | 132.74 |
| 2008 | 102.79 | 86.25 | 51.91 | 50.56 | 127.97 | 146.50 | 40.57 | 171.01 | 140.05 | 99.78 | 81.55 | 95.06 | 124.97 | 181.80 | 115.90 | 179.32 | 176.89 | 290.92 | 174.46 | 355.05 | 146.02 | 204.71 | 162.67 | 173.83 |
| 2009 | 263.96 | 56.24 | 29.24 | 76.25 | 237.21 | 205.68 | 147.97 | 102.48 | 291.98 | 116.55 | 69.55 | 61.54 | 81.32 | 85.22 | 70.90 | 193.40 | 146.04 | 236.98 | 141.00 | 193.94 | 157.41 | 137.96 | 96.66 | 100.66 |
| 2010 | 150.07 | 132.13 | 36.29 | 47.88 | 80.54 | 168.65 | 88.99 | 69.52 | 47.00 | 115.24 | 144.18 | 103.70 | 75.55 | 133.82 | 188.51 | 84.57 | 159.21 | 116.11 | 155.60 | 203.73 | 175.13 | 277.14 | 208.20 | 118.81 |
| 2011 | 167.70 | 108.80 | 47.46 | 49.87 | 246.69 | 216.71 | 101.92 | 123.14 | 74.93 | 193.37 | 191.04 | 60.11 | 55.09 | 101.37 | 104.83 | 226.13 | 162.56 | 140.56 | 254.78 | 222.58 | 151.75 | 154.70 | 95.11 | 290.80 |
| 2012 | 94.75 | 96.89 | 54.79 | 80.71 | 145.03 | 98.31 | 201.25 | 113.36 | 215.71 | 267.93 | 62.15 | 42.73 | 147.19 | 92.40 | 65.88 | 126.94 | 115.01 | 130.61 | 122.66 | 151.08 | 177.43 | 168.70 | 166.59 | 92.90 |
| 2013 | 114.95 | 222.88 | 89.39 | 193.01 | 107.23 | 85.27 | 101.96 | 130.44 | 100.26 | 103.49 | 170.29 | 70.88 | 120.52 | 88.29 | 74.25 | 216.40 | 233.08 | 106.60 | 364.22 | 243.53 | 98.61 | 138.64 | 193.40 | 227.46 |
| 2014 | 71.24 | 3.66 | 0.27 | 69.86 | 11.88 | 114.07 | 101.01 | 29.78 | 80.41 | 148.59 | 120.18 | 43.95 | 67.09 | 103.81 | 112.32 | 175.88 | 174.95 | 213.05 | 155.24 | 202.95 | 121.90 | 122.74 | 135.55 | 230.55 |
| 2015 | 175.98 | 34.23 | 42.12 | 58.78 | 47.19 | 72.85 | 64.30 | 90.35 | 65.64 | 141.19 | 132.39 | 7.70 | 87.53 | 69.18 | 200.10 | 73.73 | 144.17 | 141.47 | 112.64 | 232.35 | 126.23 | 179.30 | 153.80 | 101.48 |
| 2016 | 86.41 | 156.81 | 175.84 | 49.25 | 25.97 | 67.25 | 42.81 | 71.20 | 74.15 | 200.35 | 127.61 | 94.14 | 140.71 | 160.75 | 57.27 | 231.93 | 277.41 | 329.89 | 221.10 | 321.69 | 132.30 | 84.86 | 141.53 | 106.32 |
| 2017 | 149.36 | 171.89 | 84.13 | 76.31 | 63.37 | 119.09 | 153.92 | 100.24 | 133.94 | 135.43 | 38.27 | 130.52 | 149.99 | 44.10 | 151.74 | 172.57 | 240.56 | 237.64 | 394.91 | 116.75 | 200.84 | 141.01 | 267.24 | 157.49 |
| 2018 | 194.21 | 79.89 | 0.39 | 99.90 | 25.10 | 144.99 | 42.96 | 154.80 | 95.25 | 104.06 | 33.56 | 194.00 | 154.68 | 131.67 | 141.95 | 120.47 | 197.48 | 123.35 | 266.12 | 178.47 | 174.96 | 81.27 | 106.45 | 165.06 |
| 2019 | 65.47 | 138.48 | 19.22 | 97.55 | 18.44 | 104.42 | 92.22 | 76.97 | 236.90 | 178.96 | 148.44 | 66.27 | 44.76 | 109.38 | 35.63 | 147.64 | 174.26 | 151.62 | 201.67 | 200.70 | 218.64 | 48.15 | 218.45 | 78.06 |
| 2020 | 17.90 | 209.64 | 44.57 | 78.63 | 99.91 | 51.19 | 105.60 | 201.71 | 228.17 | 102.56 | 185.42 | 166.42 | 135.96 | 86.49 | 92.01 | 87.54 | 283.01 | 162.94 | 176.99 | 212.41 | 125.33 | 217.05 | 249.15 | 199.88 |
| 2021 | 267.30 | 156.16 | 87.58 | 0.06 | 112.42 | 150.32 | 181.72 | 163.60 | 94.52 | 81.10 | 177.16 | 160.73 | 152.54 | 72.77 | 183.88 | 187.62 | 187.34 | 121.28 | 65.79 | 345.96 | 226.84 | 235.10 | 107.58 | 222.02 |
| 2022 | 135.82 | 92.88 | 103.11 | 155.16 | 133.59 | 117.06 | 106.85 | 72.61 | 152.69 | 79.49 | 192.39 | 223.13 | 156.28 | 88.83 | 143.12 | 155.62 | 97.75 | 254.38 | 198.49 | 312.64 | 237.80 | 201.72 | 341.19 | 97.95 |
| 2023 | 134.72 | 171.01 | 42.38 | 84.89 | 157.46 | 128.30 | 100.72 | 68.77 | 81.15 | 252.95 | 197.86 | 71.43 | 64.85 | 100.83 | 210.79 | 161.14 | 145.35 | 103.96 | 122.70 | 162.24 | 173.03 | 250.85 | 229.16 | 143.91 |
| 2024 | 109.16 | 180.49 | 16.09 | 177.36 | 42.61 | 99.97 | 71.34 | 142.72 | 64.37 | 202.47 | 115.68 | 252.81 | 46.78 | 36.76 | 131.92 | 258.66 | 252.33 | 126.37 | 268.40 | 131.79 | 148.36 | 227.04 | 116.52 | 107.77 |
| 2025 | 167.46 | 154.54 | 37.11 | 112.62 | 81.08 | 149.87 | 132.83 | 128.07 | 98.03 | 146.84 | 93.52 | 96.10 | 156.89 | 45.63 | 195.04 | 149.42 | 213.94 | 123.02 | – | – | – | – | – | – |
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 | 85.08 | 70.72 | 18.61 | 49.74 | 25.79 | 95.70 | 69.61 | 70.86 | 79.31 | 98.95 | 68.54 | 65.32 | 58.54 | 72.05 | 64.15 | 119.92 | 145.60 | 123.28 | 131.40 | 179.89 | 123.95 | 100.43 | 107.13 | 97.32 |
| R80mm/hari | 5.67 | 4.42 | 1.33 | 3.55 | 1.72 | 5.98 | 4.64 | 4.72 | 5.29 | 6.18 | 4.57 | 4.35 | 3.90 | 4.50 | 4.28 | 7.50 | 9.71 | 8.22 | 8.76 | 11.24 | 8.26 | 6.70 | 7.14 | 6.08 |
| Reff Padimm/hari | 3.97 | 3.09 | 0.93 | 2.49 | 1.20 | 4.19 | 3.25 | 3.31 | 3.70 | 4.33 | 3.20 | 3.05 | 2.73 | 3.15 | 2.99 | 5.25 | 6.79 | 5.75 | 6.13 | 7.87 | 5.78 | 4.69 | 5.00 | 4.26 |
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.