HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Purwodadi, Kec. Tegalrejo, Magelang, Prov. Jawa Tengah
GPM01D_E11025_S0745
Panjang Data
28
tahun tersedia
R80 Rata-rata
3.95
mm/hari
Reff Padi Rata-rata
2.77
mm/hari
Reff Padi Maksimum
8.39
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 | 47.35 | 128.50 | 180.99 | 254.86 | 83.52 | 245.90 | 191.27 | 85.91 | 82.18 | 11.26 | 144.43 | 43.94 | 82.16 | 91.83 | 64.95 | 13.46 | 3.57 | 69.30 | 85.35 | 219.75 | 198.33 | 111.63 | 66.37 | 219.07 |
| 1999 | 138.57 | 207.86 | 89.69 | 244.47 | 292.49 | 84.00 | 114.50 | 70.01 | 79.39 | 11.04 | 21.30 | 2.36 | 59.39 | 13.50 | 23.63 | 2.07 | 0.32 | 34.16 | 141.22 | 123.31 | 183.34 | 128.92 | 251.41 | 167.47 |
| 2000 | 135.98 | 249.86 | 139.25 | 132.29 | 164.09 | 205.29 | 139.57 | 143.71 | 74.85 | 77.53 | 45.45 | 18.80 | 9.77 | 5.90 | 12.79 | 42.48 | 3.84 | 12.99 | 68.45 | 168.78 | 208.93 | 172.79 | 194.77 | 53.76 |
| 2001 | 140.70 | 212.97 | 227.66 | 110.82 | 193.55 | 264.08 | 210.66 | 118.98 | 78.62 | 62.19 | 163.22 | 12.27 | 24.91 | 47.72 | 0.00 | 14.94 | 1.04 | 11.50 | 78.17 | 277.58 | 180.03 | 130.89 | 64.60 | 126.55 |
| 2002 | 93.89 | 289.97 | 255.71 | 189.03 | 101.19 | 176.26 | 156.58 | 83.65 | 63.83 | 1.65 | 10.10 | 0.74 | 6.03 | 0.98 | 8.88 | 0.00 | 8.47 | 0.10 | 0.00 | 25.33 | 130.94 | 135.99 | 122.15 | 173.99 |
| 2003 | 89.77 | 208.46 | 185.71 | 296.06 | 281.54 | 73.64 | 81.78 | 53.59 | 104.76 | 9.00 | 0.26 | 14.41 | 2.76 | 0.29 | 0.09 | 0.00 | 4.39 | 9.30 | 73.53 | 79.65 | 65.49 | 211.32 | 290.78 | 128.22 |
| 2004 | 81.36 | 296.99 | 144.78 | 231.74 | 143.71 | 117.82 | 137.65 | 49.75 | 43.21 | 77.99 | 34.89 | 6.20 | 45.09 | 16.89 | 5.16 | 0.11 | 6.28 | 10.13 | 0.96 | 55.90 | 43.48 | 357.11 | 121.76 | 310.18 |
| 2005 | 110.35 | 187.27 | 100.04 | 218.19 | 183.84 | 163.16 | 218.15 | 45.18 | 83.94 | 11.09 | 76.81 | 170.66 | 80.02 | 6.19 | 19.94 | 40.13 | 1.83 | 57.17 | 16.90 | 141.18 | 51.60 | 191.04 | 139.22 | 205.17 |
| 2006 | 241.07 | 356.45 | 128.61 | 242.34 | 79.29 | 219.28 | 171.45 | 52.05 | 84.60 | 118.90 | 17.28 | 0.36 | 0.14 | 0.00 | 0.16 | 0.34 | 0.08 | 0.51 | 0.93 | 1.81 | 48.65 | 67.32 | 63.94 | 286.56 |
| 2007 | 8.31 | 145.25 | 123.38 | 228.32 | 146.72 | 233.58 | 159.21 | 181.67 | 55.83 | 85.56 | 20.81 | 23.80 | 0.96 | 9.37 | 1.07 | 5.97 | 0.55 | 0.49 | 3.46 | 125.71 | 269.42 | 19.82 | 236.88 | 274.71 |
| 2008 | 174.28 | 135.76 | 275.31 | 291.70 | 173.34 | 228.64 | 112.99 | 69.43 | 84.56 | 2.97 | 26.75 | 0.61 | 2.74 | 0.77 | 8.72 | 8.90 | 11.88 | 2.71 | 120.10 | 169.08 | 264.14 | 173.75 | 137.61 | 167.82 |
| 2009 | 160.45 | 225.03 | 166.28 | 285.56 | 117.03 | 89.03 | 131.43 | 131.87 | 130.21 | 185.78 | 75.93 | 3.05 | 2.44 | 2.00 | 0.00 | 6.81 | 9.87 | 5.30 | 22.74 | 64.33 | 91.34 | 149.95 | 49.77 | 253.76 |
| 2010 | 150.23 | 298.35 | 197.31 | 173.77 | 191.92 | 250.63 | 132.44 | 178.09 | 223.15 | 156.89 | 159.55 | 67.67 | 54.51 | 45.62 | 35.28 | 162.34 | 140.65 | 152.18 | 98.04 | 195.43 | 201.25 | 123.31 | 258.58 | 156.08 |
| 2011 | 146.06 | 139.51 | 127.97 | 202.28 | 133.99 | 204.57 | 158.82 | 130.51 | 168.62 | 16.07 | 26.01 | 9.13 | 2.48 | 20.44 | 0.19 | 0.00 | 0.02 | 0.00 | 0.76 | 116.91 | 202.10 | 262.59 | 110.93 | 221.48 |
| 2012 | 238.05 | 158.21 | 127.74 | 215.93 | 223.78 | 76.43 | 154.51 | 72.44 | 90.08 | 17.14 | 61.61 | 3.04 | 1.30 | 3.91 | 0.07 | 1.43 | 0.16 | 3.14 | 29.80 | 41.80 | 96.21 | 249.45 | 187.53 | 199.95 |
| 2013 | 216.47 | 226.41 | 215.37 | 204.23 | 162.94 | 133.28 | 180.77 | 128.37 | 64.74 | 165.93 | 154.58 | 126.29 | 124.09 | 25.86 | 0.48 | 8.57 | 0.08 | 0.08 | 0.19 | 124.47 | 106.64 | 71.24 | 153.22 | 119.37 |
| 2014 | 191.43 | 258.02 | 103.28 | 232.99 | 232.62 | 95.74 | 132.63 | 56.22 | 124.21 | 25.53 | 15.59 | 89.75 | 106.76 | 47.18 | 0.06 | 1.01 | 0.91 | 0.12 | 2.52 | 17.23 | 160.51 | 159.36 | 179.07 | 194.88 |
| 2015 | 93.67 | 206.88 | 228.07 | 130.27 | 253.38 | 150.27 | 134.63 | 188.82 | 131.32 | 33.30 | 31.37 | 2.91 | 0.65 | 1.59 | 4.07 | 0.00 | 1.34 | 2.57 | 0.00 | 0.02 | 159.60 | 84.59 | 196.33 | 124.01 |
| 2016 | 94.51 | 158.90 | 235.77 | 143.72 | 122.37 | 181.27 | 208.11 | 44.21 | 118.97 | 65.68 | 51.25 | 90.70 | 125.39 | 97.63 | 22.89 | 129.82 | 55.46 | 335.50 | 163.05 | 130.25 | 154.30 | 138.01 | 143.60 | 130.06 |
| 2017 | 157.89 | 206.06 | 207.01 | 217.90 | 149.23 | 190.75 | 154.25 | 155.78 | 75.14 | 101.17 | 55.53 | 63.28 | 3.48 | 28.36 | 0.28 | 2.90 | 0.00 | 102.06 | 106.50 | 203.49 | 133.59 | 251.35 | 122.67 | 169.31 |
| 2018 | 178.55 | 174.40 | 265.81 | 317.12 | 239.02 | 112.94 | 108.53 | 96.79 | 1.22 | 55.89 | 2.31 | 46.02 | 2.23 | 0.00 | 0.00 | 0.00 | 2.46 | 10.94 | 0.00 | 4.34 | 139.09 | 149.97 | 194.21 | 102.35 |
| 2019 | 113.54 | 277.46 | 166.20 | 205.58 | 151.99 | 210.51 | 233.40 | 66.80 | 20.59 | 0.80 | 10.29 | 0.21 | 2.92 | 0.30 | 0.00 | 0.01 | 0.00 | 0.21 | 2.10 | 0.13 | 67.78 | 18.31 | 137.30 | 267.96 |
| 2020 | 191.08 | 111.58 | 165.95 | 287.20 | 279.20 | 170.45 | 137.71 | 107.42 | 102.26 | 162.14 | 32.98 | 15.09 | 71.55 | 1.53 | 95.67 | 1.28 | 24.69 | 34.59 | 63.46 | 184.66 | 74.01 | 176.87 | 306.01 | 148.29 |
| 2021 | 212.75 | 138.60 | 259.58 | 344.60 | 192.69 | 191.40 | 225.16 | 7.30 | 26.67 | 97.92 | 20.35 | 155.63 | 18.06 | 4.83 | 38.45 | 15.01 | 66.96 | 98.43 | 5.26 | 168.33 | 218.67 | 153.54 | 132.63 | 191.05 |
| 2022 | 148.81 | 199.06 | 235.32 | 74.21 | 115.47 | 230.36 | 147.77 | 163.47 | 48.38 | 203.90 | 144.46 | 43.64 | 37.30 | 17.72 | 88.88 | 8.11 | 110.36 | 67.33 | 124.60 | 211.36 | 188.85 | 145.62 | 114.22 | 233.89 |
| 2023 | 86.81 | 217.11 | 219.68 | 179.28 | 89.06 | 283.77 | 136.45 | 76.43 | 136.14 | 0.34 | 2.92 | 8.27 | 10.41 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.79 | 3.45 | 88.10 | 166.88 | 138.99 | 114.49 |
| 2024 | 176.82 | 114.23 | 168.69 | 179.71 | 404.30 | 52.96 | 186.02 | 206.52 | 31.67 | 59.99 | 85.23 | 25.73 | 46.46 | 1.45 | 9.37 | 0.78 | 35.02 | 30.39 | 9.02 | 80.20 | 135.90 | 273.09 | 209.94 | 168.64 |
| 2025 | 141.16 | 271.98 | 89.54 | 298.33 | 180.93 | 211.15 | 170.39 | 59.80 | 217.00 | 172.81 | 65.23 | 16.41 | 56.72 | 1.68 | 55.34 | 48.47 | 50.96 | 131.57 | – | – | – | – | – | – |
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 | 92.89 | 139.32 | 126.87 | 167.76 | 116.72 | 94.39 | 132.23 | 53.28 | 47.35 | 10.63 | 14.53 | 2.80 | 2.40 | 0.67 | 0.05 | 0.00 | 0.08 | 0.19 | 0.86 | 12.07 | 71.52 | 100.81 | 112.90 | 125.53 |
| R80mm/hari | 6.19 | 8.71 | 9.06 | 11.98 | 7.78 | 5.90 | 8.82 | 3.55 | 3.16 | 0.66 | 0.97 | 0.19 | 0.16 | 0.04 | 0.00 | 0.00 | 0.01 | 0.01 | 0.06 | 0.75 | 4.77 | 6.72 | 7.53 | 7.85 |
| Reff Padimm/hari | 4.33 | 6.10 | 6.34 | 8.39 | 5.45 | 4.13 | 6.17 | 2.49 | 2.21 | 0.47 | 0.68 | 0.13 | 0.11 | 0.03 | 0.00 | 0.00 | 0.00 | 0.01 | 0.04 | 0.53 | 3.34 | 4.70 | 5.27 | 5.49 |
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.