HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Gondang, Kec. Tugu, Trenggalek, Prov. Jawa Timur
GPM01D_E11165_S0805
Panjang Data
28
tahun tersedia
R80 Rata-rata
2.61
mm/hari
Reff Padi Rata-rata
1.83
mm/hari
Reff Padi Maksimum
5.27
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 | 56.01 | 105.64 | 178.25 | 218.53 | 262.76 | 175.19 | 130.33 | 209.38 | 62.76 | 7.79 | 105.19 | 99.60 | 79.32 | 112.49 | 2.36 | 28.33 | 2.79 | 122.51 | 29.14 | 212.00 | 234.77 | 73.58 | 70.87 | 268.17 |
| 1999 | 74.93 | 170.81 | 41.56 | 90.59 | 189.85 | 82.81 | 165.15 | 38.88 | 57.54 | 0.34 | 4.95 | 0.31 | 3.61 | 0.00 | 0.60 | 0.00 | 0.00 | 8.33 | 70.84 | 110.72 | 156.25 | 203.60 | 182.31 | 99.53 |
| 2000 | 130.65 | 169.89 | 75.86 | 78.10 | 157.75 | 135.45 | 214.23 | 150.32 | 32.55 | 72.85 | 29.00 | 3.89 | 0.25 | 3.96 | 1.01 | 19.25 | 0.31 | 9.52 | 55.74 | 246.43 | 164.35 | 163.31 | 98.02 | 15.07 |
| 2001 | 133.94 | 226.21 | 217.50 | 23.03 | 134.53 | 370.35 | 205.93 | 171.97 | 18.44 | 67.67 | 165.71 | 1.99 | 0.97 | 5.42 | 0.58 | 1.92 | 0.00 | 11.03 | 73.73 | 207.42 | 151.71 | 262.66 | 94.72 | 69.48 |
| 2002 | 67.95 | 446.11 | 368.71 | 146.49 | 101.86 | 284.49 | 114.24 | 121.75 | 79.05 | 3.68 | 6.91 | 6.92 | 2.92 | 0.00 | 0.00 | 0.00 | 0.00 | 16.69 | 0.43 | 33.66 | 20.71 | 63.69 | 65.96 | 258.03 |
| 2003 | 55.53 | 198.57 | 180.08 | 231.86 | 268.95 | 57.55 | 37.57 | 5.05 | 114.70 | 1.53 | 0.00 | 11.79 | 1.97 | 2.02 | 0.00 | 0.00 | 2.74 | 0.95 | 4.90 | 57.78 | 20.28 | 230.44 | 228.71 | 83.52 |
| 2004 | 88.94 | 242.87 | 180.04 | 231.21 | 175.33 | 62.26 | 8.47 | 39.78 | 4.16 | 136.92 | 43.73 | 1.09 | 0.02 | 22.04 | 4.39 | 0.14 | 0.00 | 5.82 | 0.96 | 6.10 | 23.81 | 308.34 | 197.05 | 154.80 |
| 2005 | 45.99 | 164.26 | 165.12 | 113.30 | 131.39 | 162.87 | 196.93 | 20.21 | 10.25 | 0.52 | 21.27 | 135.53 | 126.39 | 0.39 | 0.00 | 6.81 | 17.51 | 39.47 | 2.87 | 175.08 | 6.11 | 127.87 | 262.90 | 170.08 |
| 2006 | 160.96 | 192.25 | 68.67 | 173.06 | 87.35 | 157.87 | 95.42 | 86.90 | 70.37 | 132.05 | 1.99 | 0.78 | 0.25 | 0.54 | 5.33 | 0.00 | 0.00 | 0.00 | 0.28 | 0.00 | 4.31 | 5.40 | 61.74 | 188.09 |
| 2007 | 7.68 | 47.04 | 161.01 | 239.85 | 80.44 | 282.56 | 80.89 | 151.86 | 26.34 | 75.97 | 0.85 | 35.53 | 0.08 | 1.81 | 0.60 | 1.19 | 0.00 | 0.28 | 0.99 | 106.13 | 148.08 | 2.04 | 164.70 | 288.62 |
| 2008 | 101.84 | 50.23 | 206.51 | 220.60 | 143.79 | 377.76 | 132.57 | 52.68 | 57.79 | 0.19 | 2.55 | 0.01 | 0.08 | 0.05 | 4.84 | 0.13 | 2.36 | 4.47 | 110.05 | 69.50 | 238.28 | 312.02 | 171.75 | 129.51 |
| 2009 | 146.82 | 256.66 | 189.66 | 175.00 | 128.64 | 87.33 | 51.70 | 56.30 | 84.01 | 94.89 | 37.94 | 0.00 | 3.48 | 11.63 | 0.00 | 7.50 | 27.92 | 0.74 | 0.99 | 17.55 | 12.84 | 199.13 | 35.67 | 100.05 |
| 2010 | 243.07 | 289.49 | 322.13 | 99.01 | 250.64 | 270.08 | 138.11 | 264.42 | 336.30 | 88.21 | 117.07 | 30.93 | 82.37 | 55.90 | 14.38 | 30.24 | 143.95 | 164.28 | 67.11 | 247.36 | 235.05 | 90.73 | 236.21 | 161.62 |
| 2011 | 164.12 | 147.65 | 130.23 | 78.05 | 100.22 | 146.49 | 190.68 | 86.14 | 224.32 | 15.44 | 14.92 | 0.09 | 0.00 | 0.75 | 0.00 | 1.26 | 1.40 | 0.20 | 7.02 | 10.81 | 150.74 | 163.45 | 216.24 | 136.34 |
| 2012 | 179.16 | 77.84 | 91.64 | 107.86 | 177.09 | 62.58 | 94.92 | 56.01 | 87.99 | 17.29 | 16.37 | 0.75 | 1.29 | 1.23 | 0.00 | 2.71 | 0.00 | 7.25 | 11.89 | 33.91 | 35.72 | 172.80 | 237.12 | 167.13 |
| 2013 | 288.16 | 117.00 | 108.85 | 127.05 | 161.17 | 160.77 | 161.94 | 77.75 | 22.97 | 156.44 | 148.11 | 49.57 | 89.95 | 18.57 | 0.59 | 0.00 | 1.25 | 0.96 | 0.02 | 18.04 | 82.63 | 116.81 | 118.72 | 129.90 |
| 2014 | 272.94 | 136.98 | 145.55 | 110.02 | 76.53 | 196.79 | 56.28 | 106.93 | 103.92 | 3.47 | 0.23 | 87.47 | 72.43 | 0.00 | 0.00 | 0.00 | 0.01 | 0.00 | 0.00 | 1.00 | 59.22 | 181.80 | 143.24 | 162.93 |
| 2015 | 70.31 | 198.91 | 189.49 | 93.99 | 222.19 | 159.20 | 126.08 | 169.38 | 182.67 | 0.00 | 13.61 | 2.65 | 0.25 | 0.00 | 0.39 | 0.00 | 0.00 | 0.61 | 0.00 | 0.71 | 40.28 | 193.25 | 174.61 | 63.60 |
| 2016 | 42.93 | 181.00 | 273.67 | 145.32 | 97.55 | 166.13 | 230.92 | 60.82 | 166.67 | 85.52 | 80.67 | 51.68 | 81.48 | 37.84 | 58.31 | 36.05 | 12.97 | 237.22 | 200.34 | 95.57 | 117.99 | 254.37 | 184.65 | 44.26 |
| 2017 | 149.02 | 199.63 | 180.73 | 121.81 | 90.13 | 166.56 | 95.46 | 175.49 | 44.38 | 44.09 | 37.72 | 4.12 | 4.25 | 29.14 | 0.13 | 0.04 | 0.00 | 55.99 | 58.66 | 52.36 | 48.35 | 302.30 | 95.36 | 147.13 |
| 2018 | 142.71 | 160.37 | 186.34 | 200.08 | 172.10 | 93.43 | 116.11 | 15.46 | 3.98 | 15.44 | 0.00 | 22.28 | 0.22 | 0.00 | 2.13 | 0.00 | 0.17 | 22.64 | 0.97 | 0.70 | 144.20 | 139.39 | 98.88 | 128.03 |
| 2019 | 100.11 | 211.19 | 132.64 | 180.86 | 302.23 | 79.07 | 99.31 | 168.55 | 3.56 | 0.00 | 11.12 | 0.00 | 0.00 | 3.09 | 0.00 | 0.00 | 0.00 | 0.27 | 0.00 | 6.51 | 78.60 | 0.27 | 130.62 | 153.54 |
| 2020 | 154.36 | 62.27 | 208.37 | 243.82 | 208.09 | 226.74 | 114.85 | 66.72 | 59.34 | 162.57 | 27.66 | 1.38 | 59.31 | 0.00 | 7.22 | 0.00 | 6.92 | 11.99 | 29.75 | 142.92 | 96.20 | 109.92 | 291.36 | 82.15 |
| 2021 | 163.54 | 156.05 | 303.93 | 155.35 | 207.25 | 129.85 | 180.58 | 16.37 | 3.37 | 22.61 | 12.18 | 140.86 | 1.73 | 2.75 | 1.18 | 2.34 | 92.56 | 7.27 | 0.71 | 111.53 | 170.49 | 170.71 | 125.06 | 212.88 |
| 2022 | 185.43 | 128.76 | 246.44 | 42.99 | 151.00 | 180.04 | 11.72 | 203.74 | 34.25 | 203.70 | 107.23 | 35.35 | 8.07 | 2.47 | 64.82 | 0.46 | 64.06 | 20.42 | 100.05 | 299.25 | 206.13 | 212.11 | 115.36 | 166.01 |
| 2023 | 19.80 | 189.20 | 198.47 | 225.79 | 20.57 | 229.88 | 137.72 | 73.35 | 123.01 | 0.00 | 9.46 | 3.27 | 19.95 | 0.00 | 3.49 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 13.94 | 101.98 | 76.77 | 46.91 |
| 2024 | 141.88 | 107.99 | 125.55 | 183.98 | 310.57 | 9.85 | 148.57 | 181.89 | 2.20 | 6.67 | 10.81 | 3.94 | 33.48 | 0.00 | 0.00 | 3.13 | 0.00 | 31.92 | 1.69 | 88.52 | 90.59 | 262.54 | 175.28 | 187.96 |
| 2025 | 141.79 | 219.07 | 38.90 | 259.76 | 163.36 | 173.83 | 121.41 | 91.14 | 261.58 | 171.96 | 67.26 | 5.61 | 12.20 | 0.00 | 0.17 | 125.60 | 14.52 | 125.39 | – | – | – | – | – | – |
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 | 55.91 | 107.52 | 105.40 | 93.31 | 96.07 | 82.06 | 75.97 | 39.60 | 9.03 | 0.48 | 2.43 | 0.66 | 0.19 | 0.00 | 0.00 | 0.00 | 0.00 | 0.28 | 0.17 | 4.06 | 20.54 | 83.87 | 87.54 | 77.08 |
| R80mm/hari | 3.73 | 6.72 | 7.53 | 6.66 | 6.40 | 5.13 | 5.06 | 2.64 | 0.60 | 0.03 | 0.16 | 0.04 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.02 | 0.01 | 0.25 | 1.37 | 5.59 | 5.84 | 4.82 |
| Reff Padimm/hari | 2.61 | 4.70 | 5.27 | 4.67 | 4.48 | 3.59 | 3.55 | 1.85 | 0.42 | 0.02 | 0.11 | 0.03 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 0.01 | 0.18 | 0.96 | 3.91 | 4.09 | 3.37 |
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.