HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Jeruk, Kec. Bandar, Pacitan, Prov. Jawa Timur
GPM01D_E11125_S0795
Panjang Data
28
tahun tersedia
R80 Rata-rata
2.84
mm/hari
Reff Padi Rata-rata
1.99
mm/hari
Reff Padi Maksimum
5.57
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 | 35.80 | 116.55 | 180.74 | 203.73 | 213.78 | 191.04 | 143.05 | 160.07 | 41.63 | 7.22 | 90.46 | 104.45 | 79.07 | 100.79 | 5.04 | 21.09 | 4.27 | 82.61 | 27.72 | 221.01 | 191.75 | 98.14 | 32.25 | 292.63 |
| 1999 | 92.27 | 148.40 | 51.70 | 102.01 | 194.93 | 83.65 | 142.75 | 18.57 | 50.73 | 1.42 | 25.18 | 2.02 | 14.16 | 2.03 | 0.00 | 0.00 | 0.03 | 1.67 | 42.93 | 77.70 | 136.51 | 220.64 | 196.32 | 78.92 |
| 2000 | 146.17 | 191.39 | 126.72 | 62.74 | 156.96 | 115.49 | 173.46 | 138.25 | 39.43 | 73.74 | 21.83 | 10.15 | 0.00 | 4.96 | 2.19 | 12.46 | 3.43 | 3.34 | 71.94 | 218.22 | 284.99 | 170.97 | 99.78 | 45.22 |
| 2001 | 124.42 | 240.71 | 234.07 | 28.91 | 143.06 | 369.97 | 230.68 | 141.38 | 29.89 | 24.53 | 138.26 | 1.50 | 1.03 | 43.74 | 1.16 | 0.09 | 12.99 | 14.99 | 48.58 | 209.29 | 194.22 | 207.16 | 65.24 | 58.44 |
| 2002 | 103.53 | 355.26 | 353.22 | 174.31 | 123.70 | 219.03 | 86.95 | 149.86 | 51.19 | 0.00 | 5.55 | 4.76 | 0.74 | 0.12 | 1.69 | 0.00 | 0.65 | 1.43 | 0.43 | 51.78 | 44.43 | 96.05 | 133.04 | 199.44 |
| 2003 | 51.51 | 170.64 | 173.14 | 263.46 | 255.90 | 48.07 | 44.16 | 16.50 | 100.11 | 5.06 | 0.88 | 8.62 | 0.52 | 9.21 | 2.31 | 0.00 | 11.65 | 3.10 | 16.61 | 74.26 | 27.32 | 205.21 | 250.52 | 73.63 |
| 2004 | 57.07 | 284.44 | 197.50 | 199.93 | 145.28 | 76.53 | 50.10 | 12.80 | 8.76 | 95.86 | 35.91 | 2.05 | 1.11 | 1.34 | 0.79 | 0.13 | 1.11 | 8.89 | 0.01 | 15.09 | 54.88 | 293.81 | 136.22 | 191.48 |
| 2005 | 51.42 | 158.77 | 136.99 | 141.53 | 142.40 | 162.08 | 201.37 | 16.35 | 15.61 | 10.30 | 16.29 | 195.67 | 95.17 | 0.07 | 0.20 | 0.28 | 19.30 | 15.26 | 0.63 | 72.81 | 13.28 | 111.27 | 204.63 | 161.87 |
| 2006 | 166.53 | 243.95 | 111.70 | 160.01 | 55.61 | 167.64 | 89.09 | 59.93 | 60.45 | 118.99 | 5.37 | 0.00 | 0.00 | 0.00 | 0.19 | 0.00 | 0.00 | 1.75 | 0.00 | 0.00 | 6.47 | 22.95 | 57.59 | 179.80 |
| 2007 | 5.76 | 32.01 | 216.18 | 171.17 | 103.24 | 277.57 | 114.22 | 134.77 | 32.98 | 55.11 | 4.38 | 41.53 | 3.54 | 2.25 | 0.39 | 0.06 | 0.00 | 0.00 | 0.00 | 110.84 | 145.13 | 14.32 | 184.89 | 304.98 |
| 2008 | 87.94 | 134.39 | 214.96 | 224.15 | 150.91 | 360.81 | 132.61 | 32.68 | 71.84 | 0.00 | 5.85 | 0.00 | 0.00 | 0.25 | 1.41 | 0.58 | 4.63 | 0.66 | 120.43 | 63.39 | 180.22 | 216.84 | 192.18 | 126.13 |
| 2009 | 108.96 | 286.33 | 188.25 | 187.37 | 116.77 | 82.59 | 56.95 | 42.66 | 83.51 | 108.18 | 17.38 | 0.00 | 1.62 | 4.21 | 0.00 | 3.09 | 8.62 | 0.06 | 5.31 | 43.00 | 47.57 | 160.00 | 18.78 | 149.64 |
| 2010 | 227.03 | 301.10 | 288.48 | 112.56 | 242.30 | 243.46 | 124.59 | 189.07 | 240.12 | 85.71 | 125.91 | 31.98 | 76.90 | 53.10 | 12.18 | 88.16 | 147.21 | 145.85 | 81.27 | 208.62 | 200.95 | 85.93 | 313.77 | 126.46 |
| 2011 | 163.21 | 154.40 | 145.09 | 87.01 | 102.76 | 145.33 | 158.82 | 72.58 | 194.70 | 5.38 | 10.38 | 0.19 | 0.00 | 0.03 | 0.00 | 0.14 | 8.96 | 0.34 | 1.03 | 41.97 | 153.42 | 203.06 | 101.68 | 228.56 |
| 2012 | 180.56 | 93.48 | 79.32 | 126.03 | 176.44 | 68.89 | 117.13 | 40.79 | 75.59 | 6.21 | 14.65 | 14.87 | 0.56 | 0.71 | 0.08 | 1.16 | 0.11 | 2.03 | 3.23 | 44.48 | 41.31 | 198.04 | 287.39 | 143.49 |
| 2013 | 290.65 | 103.72 | 168.25 | 128.73 | 180.82 | 139.66 | 186.18 | 68.68 | 28.58 | 148.31 | 143.04 | 73.71 | 94.68 | 14.75 | 3.31 | 0.00 | 0.37 | 11.95 | 0.03 | 84.36 | 120.03 | 82.32 | 146.41 | 113.79 |
| 2014 | 285.07 | 175.01 | 110.40 | 152.31 | 120.89 | 141.97 | 87.88 | 78.45 | 88.60 | 2.62 | 2.82 | 96.64 | 31.83 | 3.60 | 0.00 | 0.00 | 0.00 | 0.06 | 0.16 | 4.38 | 78.32 | 175.76 | 166.30 | 172.09 |
| 2015 | 69.92 | 197.17 | 226.93 | 79.62 | 213.15 | 152.91 | 129.71 | 136.58 | 158.49 | 0.11 | 16.60 | 1.59 | 0.00 | 0.00 | 0.07 | 0.06 | 0.00 | 0.00 | 0.00 | 2.17 | 98.25 | 124.46 | 174.49 | 53.38 |
| 2016 | 73.50 | 162.37 | 225.44 | 157.20 | 98.12 | 150.34 | 186.32 | 66.43 | 131.23 | 70.38 | 54.01 | 59.88 | 51.52 | 25.74 | 78.32 | 27.34 | 15.51 | 255.35 | 143.90 | 84.68 | 116.15 | 223.03 | 157.61 | 47.50 |
| 2017 | 139.44 | 160.83 | 154.73 | 178.55 | 90.13 | 178.61 | 81.45 | 202.22 | 80.74 | 42.69 | 28.65 | 51.35 | 3.95 | 30.64 | 1.37 | 1.90 | 0.00 | 70.59 | 50.41 | 38.92 | 82.93 | 342.19 | 92.87 | 134.87 |
| 2018 | 131.98 | 142.33 | 162.99 | 286.75 | 207.68 | 84.74 | 93.07 | 34.50 | 2.68 | 2.38 | 0.47 | 21.96 | 0.00 | 0.00 | 0.08 | 0.00 | 0.21 | 26.00 | 2.61 | 6.36 | 130.68 | 137.49 | 138.92 | 94.81 |
| 2019 | 109.41 | 187.66 | 53.08 | 244.81 | 274.70 | 77.11 | 221.34 | 49.63 | 0.27 | 0.00 | 7.30 | 0.00 | 0.31 | 2.45 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 13.91 | 37.41 | 4.49 | 103.05 | 197.69 |
| 2020 | 133.88 | 95.23 | 193.65 | 247.31 | 201.14 | 191.36 | 131.49 | 78.77 | 58.92 | 147.32 | 27.15 | 0.85 | 29.84 | 0.00 | 36.19 | 0.00 | 0.68 | 8.69 | 45.74 | 110.80 | 120.81 | 120.79 | 278.38 | 112.37 |
| 2021 | 139.56 | 162.09 | 307.55 | 227.75 | 178.06 | 133.91 | 207.45 | 9.07 | 28.07 | 50.74 | 9.35 | 134.58 | 18.82 | 1.96 | 15.30 | 4.53 | 90.40 | 10.41 | 2.33 | 143.53 | 202.05 | 153.15 | 125.50 | 222.19 |
| 2022 | 144.67 | 146.69 | 176.20 | 69.10 | 151.75 | 165.62 | 52.07 | 183.35 | 54.82 | 158.83 | 93.13 | 36.71 | 20.89 | 4.53 | 63.49 | 4.17 | 95.50 | 18.35 | 86.92 | 255.49 | 177.98 | 198.86 | 120.45 | 161.70 |
| 2023 | 19.33 | 189.25 | 216.88 | 212.98 | 24.91 | 236.65 | 111.18 | 71.97 | 101.22 | 0.00 | 4.67 | 0.23 | 37.37 | 0.00 | 1.72 | 0.00 | 0.00 | 0.00 | 5.62 | 1.95 | 36.01 | 153.35 | 91.73 | 100.62 |
| 2024 | 137.62 | 107.84 | 148.24 | 172.14 | 288.72 | 44.69 | 156.70 | 207.64 | 6.59 | 5.72 | 27.67 | 11.18 | 35.35 | 0.00 | 0.09 | 4.06 | 6.63 | 51.54 | 1.29 | 96.02 | 95.79 | 264.24 | 194.55 | 157.68 |
| 2025 | 133.29 | 212.75 | 44.68 | 284.64 | 139.94 | 186.38 | 152.12 | 58.68 | 204.21 | 142.30 | 65.21 | 2.14 | 27.11 | 0.96 | 2.40 | 99.60 | 2.43 | 156.52 | – | – | – | – | – | – |
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 | 55.96 | 114.80 | 111.44 | 99.01 | 103.14 | 81.49 | 85.85 | 29.86 | 25.58 | 1.16 | 5.23 | 0.22 | 0.00 | 0.00 | 0.05 | 0.00 | 0.00 | 0.06 | 0.02 | 10.89 | 39.75 | 92.00 | 92.41 | 76.80 |
| R80mm/hari | 3.73 | 7.18 | 7.96 | 7.07 | 6.88 | 5.09 | 5.72 | 1.99 | 1.71 | 0.07 | 0.35 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.68 | 2.65 | 6.13 | 6.16 | 4.80 |
| Reff Padimm/hari | 2.61 | 5.02 | 5.57 | 4.95 | 4.81 | 3.57 | 4.01 | 1.39 | 1.19 | 0.05 | 0.24 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.48 | 1.86 | 4.29 | 4.31 | 3.36 |
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.