HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Tanjunganom, Kec. Banyuurip, Purworejo, Prov. Jawa Tengah
GPM01D_E10995_S0775
Panjang Data
28
tahun tersedia
R80 Rata-rata
3.62
mm/hari
Reff Padi Rata-rata
2.53
mm/hari
Reff Padi Maksimum
6.01
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 | 21.12 | 215.38 | 209.79 | 241.72 | 220.56 | 235.32 | 188.95 | 122.15 | 68.51 | 49.24 | 168.06 | 66.74 | 124.34 | 124.09 | 41.50 | 8.39 | 2.11 | 61.17 | 62.40 | 333.54 | 277.29 | 104.17 | 37.31 | 319.74 |
| 1999 | 180.39 | 211.54 | 87.83 | 242.84 | 250.03 | 152.36 | 174.42 | 49.27 | 104.78 | 5.58 | 24.76 | 3.17 | 65.62 | 2.58 | 4.69 | 4.27 | 0.06 | 2.98 | 63.21 | 156.13 | 159.21 | 145.61 | 222.23 | 212.29 |
| 2000 | 346.22 | 163.14 | 120.59 | 187.02 | 191.28 | 150.67 | 252.15 | 107.25 | 150.43 | 78.02 | 72.34 | 14.01 | 4.47 | 4.67 | 9.88 | 13.23 | 2.64 | 7.06 | 95.28 | 179.28 | 220.96 | 272.40 | 227.92 | 28.66 |
| 2001 | 166.97 | 235.24 | 311.54 | 47.42 | 175.20 | 315.60 | 227.24 | 106.13 | 89.17 | 57.47 | 185.98 | 4.40 | 53.64 | 37.00 | 0.54 | 2.90 | 3.73 | 6.02 | 127.65 | 347.59 | 146.48 | 275.20 | 130.37 | 108.90 |
| 2002 | 76.10 | 329.03 | 336.50 | 110.16 | 77.11 | 177.77 | 123.52 | 147.87 | 130.45 | 0.28 | 16.01 | 0.09 | 6.38 | 3.87 | 1.65 | 0.00 | 2.20 | 1.39 | 6.00 | 77.60 | 126.93 | 171.75 | 101.35 | 202.44 |
| 2003 | 201.32 | 117.46 | 202.03 | 277.62 | 226.06 | 142.96 | 32.15 | 16.48 | 143.80 | 1.02 | 3.76 | 13.68 | 2.61 | 2.50 | 0.00 | 2.99 | 1.80 | 19.63 | 65.78 | 151.54 | 53.55 | 226.20 | 379.57 | 111.39 |
| 2004 | 88.48 | 315.84 | 174.88 | 179.12 | 219.80 | 120.37 | 75.22 | 15.89 | 30.47 | 183.44 | 21.80 | 8.38 | 73.15 | 16.31 | 11.86 | 0.63 | 10.82 | 16.35 | 10.40 | 34.48 | 54.39 | 379.73 | 194.80 | 278.71 |
| 2005 | 111.87 | 274.11 | 108.27 | 241.47 | 131.58 | 275.50 | 176.85 | 74.56 | 74.47 | 14.92 | 19.40 | 264.41 | 103.01 | 23.20 | 13.79 | 38.08 | 7.78 | 80.34 | 11.51 | 177.71 | 43.49 | 254.57 | 185.70 | 274.03 |
| 2006 | 144.52 | 414.37 | 130.58 | 289.91 | 136.39 | 223.19 | 187.90 | 60.37 | 36.23 | 200.08 | 15.92 | 1.93 | 1.85 | 0.78 | 0.08 | 1.85 | 0.87 | 0.00 | 2.42 | 0.00 | 27.99 | 28.26 | 75.75 | 291.58 |
| 2007 | 17.21 | 110.26 | 107.25 | 271.48 | 68.66 | 318.07 | 166.53 | 206.50 | 114.40 | 46.33 | 3.35 | 29.26 | 0.33 | 1.62 | 2.68 | 2.04 | 0.98 | 6.62 | 0.66 | 204.12 | 334.02 | 20.87 | 227.65 | 302.79 |
| 2008 | 230.28 | 91.12 | 293.59 | 289.01 | 175.81 | 194.51 | 132.11 | 60.77 | 21.54 | 4.60 | 13.68 | 0.39 | 6.36 | 3.32 | 3.63 | 25.63 | 10.20 | 3.02 | 80.08 | 191.74 | 424.09 | 194.32 | 147.10 | 151.00 |
| 2009 | 150.17 | 266.88 | 168.48 | 268.04 | 70.64 | 138.01 | 158.96 | 83.26 | 149.77 | 139.37 | 52.71 | 0.04 | 1.10 | 4.27 | 0.90 | 7.41 | 17.70 | 6.15 | 30.16 | 142.08 | 91.43 | 195.59 | 41.84 | 265.70 |
| 2010 | 179.01 | 240.71 | 187.53 | 133.04 | 296.64 | 186.36 | 172.61 | 123.73 | 273.49 | 187.91 | 166.06 | 57.69 | 115.41 | 37.84 | 41.56 | 98.24 | 221.30 | 176.42 | 114.72 | 266.95 | 196.42 | 171.76 | 271.31 | 239.42 |
| 2011 | 180.83 | 141.49 | 103.79 | 283.99 | 99.87 | 205.57 | 196.01 | 132.50 | 241.89 | 4.25 | 14.19 | 3.48 | 4.33 | 3.18 | 1.85 | 0.04 | 1.81 | 1.75 | 8.88 | 92.37 | 256.62 | 244.91 | 85.91 | 322.81 |
| 2012 | 287.31 | 114.58 | 95.34 | 257.08 | 275.65 | 67.27 | 104.90 | 146.52 | 109.22 | 40.81 | 53.59 | 0.07 | 3.66 | 1.69 | 0.31 | 5.60 | 0.37 | 1.92 | 36.18 | 56.98 | 62.02 | 369.34 | 233.78 | 264.23 |
| 2013 | 256.08 | 201.40 | 256.15 | 168.77 | 145.57 | 137.75 | 162.58 | 122.38 | 49.56 | 201.89 | 305.03 | 64.07 | 161.93 | 14.84 | 0.19 | 0.24 | 1.75 | 1.11 | 0.31 | 139.13 | 158.66 | 75.82 | 151.51 | 198.49 |
| 2014 | 443.79 | 176.86 | 215.36 | 147.44 | 143.17 | 170.95 | 131.67 | 81.95 | 130.64 | 33.26 | 9.79 | 124.58 | 88.14 | 9.68 | 0.06 | 13.17 | 0.00 | 0.00 | 0.10 | 11.40 | 118.75 | 293.36 | 172.13 | 284.18 |
| 2015 | 122.02 | 181.37 | 256.16 | 68.05 | 202.93 | 216.13 | 114.69 | 213.60 | 101.72 | 74.41 | 29.34 | 1.64 | 0.00 | 0.20 | 0.08 | 0.00 | 0.08 | 0.41 | 0.00 | 0.15 | 154.19 | 130.90 | 269.55 | 104.09 |
| 2016 | 88.88 | 185.12 | 341.51 | 86.92 | 83.19 | 203.79 | 215.24 | 95.91 | 228.09 | 69.36 | 74.26 | 136.73 | 136.64 | 85.12 | 31.37 | 18.51 | 36.23 | 396.15 | 274.67 | 125.62 | 140.84 | 220.65 | 216.33 | 111.47 |
| 2017 | 157.61 | 193.07 | 229.37 | 164.52 | 95.78 | 265.83 | 148.92 | 157.17 | 33.31 | 100.64 | 64.22 | 52.30 | 3.26 | 14.36 | 0.20 | 3.49 | 0.57 | 111.81 | 62.44 | 226.99 | 141.97 | 348.83 | 96.26 | 251.99 |
| 2018 | 164.64 | 178.31 | 188.27 | 293.73 | 202.12 | 128.26 | 135.25 | 116.16 | 1.45 | 18.54 | 0.52 | 28.44 | 0.89 | 0.23 | 3.82 | 0.00 | 3.84 | 7.49 | 0.00 | 1.59 | 231.37 | 143.51 | 223.37 | 91.82 |
| 2019 | 145.93 | 223.39 | 155.92 | 173.72 | 221.01 | 245.82 | 181.70 | 40.70 | 24.91 | 0.00 | 10.34 | 0.00 | 0.39 | 0.08 | 0.00 | 0.17 | 0.00 | 1.54 | 0.00 | 23.10 | 66.86 | 66.02 | 132.00 | 179.89 |
| 2020 | 219.08 | 76.00 | 239.17 | 234.90 | 316.80 | 192.43 | 97.83 | 114.75 | 85.77 | 195.53 | 5.10 | 6.82 | 29.18 | 0.00 | 51.68 | 0.00 | 27.43 | 16.71 | 44.78 | 234.01 | 172.88 | 166.70 | 291.14 | 211.49 |
| 2021 | 201.42 | 152.71 | 268.85 | 322.88 | 236.33 | 108.52 | 195.74 | 1.54 | 14.73 | 16.98 | 24.07 | 138.05 | 5.41 | 0.10 | 26.92 | 19.44 | 84.27 | 67.24 | 3.60 | 171.45 | 265.47 | 171.43 | 115.91 | 249.07 |
| 2022 | 149.78 | 188.98 | 222.80 | 94.69 | 213.08 | 175.88 | 47.52 | 228.88 | 49.74 | 263.60 | 154.89 | 31.35 | 17.20 | 10.28 | 92.85 | 12.29 | 144.63 | 67.75 | 147.24 | 160.46 | 242.15 | 213.34 | 163.29 | 218.18 |
| 2023 | 94.91 | 192.46 | 191.32 | 149.06 | 65.41 | 219.84 | 132.06 | 46.74 | 158.84 | 0.03 | 12.27 | 4.29 | 39.22 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.48 | 4.02 | 73.09 | 151.07 | 163.30 | 83.59 |
| 2024 | 139.55 | 219.49 | 172.76 | 122.69 | 389.22 | 26.82 | 127.01 | 184.50 | 16.44 | 63.08 | 23.97 | 2.05 | 50.81 | 0.00 | 0.83 | 1.78 | 35.93 | 3.92 | 2.27 | 92.87 | 260.21 | 264.74 | 257.67 | 166.61 |
| 2025 | 241.63 | 211.27 | 41.59 | 357.16 | 221.05 | 190.60 | 145.43 | 69.69 | 162.94 | 262.17 | 51.95 | 9.17 | 28.09 | 15.85 | 19.37 | 155.73 | 59.07 | 164.01 | – | – | – | – | – | – |
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 | 93.70 | 136.68 | 108.07 | 120.18 | 93.26 | 135.85 | 112.73 | 48.76 | 29.35 | 4.53 | 10.23 | 1.39 | 1.70 | 0.18 | 0.08 | 0.03 | 0.31 | 1.33 | 0.41 | 18.42 | 64.92 | 120.21 | 99.31 | 110.39 |
| R80mm/hari | 6.25 | 8.54 | 7.72 | 8.58 | 6.22 | 8.49 | 7.52 | 3.25 | 1.96 | 0.28 | 0.68 | 0.09 | 0.11 | 0.01 | 0.01 | 0.00 | 0.02 | 0.09 | 0.03 | 1.15 | 4.33 | 8.01 | 6.62 | 6.90 |
| Reff Padimm/hari | 4.37 | 5.98 | 5.40 | 6.01 | 4.35 | 5.94 | 5.26 | 2.28 | 1.37 | 0.20 | 0.48 | 0.06 | 0.08 | 0.01 | 0.00 | 0.00 | 0.01 | 0.06 | 0.02 | 0.81 | 3.03 | 5.61 | 4.63 | 4.83 |
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.