HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Purwosuman, Kec. Sidoharjo, Sragen, Prov. Jawa Tengah
GPM01D_E11095_S0745
Panjang Data
28
tahun tersedia
R80 Rata-rata
3.40
mm/hari
Reff Padi Rata-rata
2.38
mm/hari
Reff Padi Maksimum
6.84
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 | 98.19 | 97.46 | 250.02 | 272.27 | 166.61 | 222.23 | 201.00 | 99.23 | 52.44 | 1.44 | 103.32 | 58.04 | 55.98 | 78.52 | 23.93 | 15.81 | 0.44 | 63.91 | 69.96 | 162.06 | 170.65 | 65.85 | 43.35 | 225.93 |
| 1999 | 82.26 | 181.19 | 68.52 | 187.11 | 159.06 | 138.80 | 116.38 | 44.25 | 57.79 | 0.58 | 10.28 | 28.91 | 65.31 | 1.52 | 26.87 | 9.57 | 0.00 | 21.68 | 128.02 | 136.45 | 186.53 | 154.74 | 137.22 | 163.20 |
| 2000 | 92.37 | 259.27 | 91.18 | 90.23 | 187.31 | 140.92 | 204.97 | 97.70 | 72.84 | 119.91 | 22.21 | 11.97 | 1.12 | 14.32 | 7.96 | 36.91 | 4.90 | 24.14 | 62.38 | 180.52 | 316.90 | 124.53 | 113.93 | 50.12 |
| 2001 | 84.86 | 245.71 | 188.81 | 89.82 | 156.36 | 334.89 | 267.92 | 96.76 | 84.29 | 51.01 | 178.51 | 4.26 | 31.19 | 19.04 | 1.92 | 8.48 | 21.81 | 55.78 | 40.96 | 211.27 | 86.73 | 219.19 | 26.00 | 96.98 |
| 2002 | 41.09 | 347.58 | 170.64 | 193.48 | 165.46 | 180.31 | 193.11 | 27.62 | 30.91 | 0.02 | 10.75 | 0.00 | 0.69 | 4.18 | 16.59 | 0.00 | 8.67 | 0.13 | 3.42 | 55.35 | 74.24 | 239.35 | 141.86 | 159.40 |
| 2003 | 42.48 | 246.14 | 182.62 | 267.35 | 197.02 | 121.36 | 97.07 | 23.21 | 103.53 | 4.83 | 0.00 | 7.75 | 0.09 | 0.37 | 0.16 | 1.97 | 12.64 | 43.04 | 46.39 | 98.55 | 32.83 | 198.73 | 275.22 | 79.32 |
| 2004 | 128.32 | 243.11 | 173.34 | 204.90 | 185.08 | 95.09 | 59.50 | 99.57 | 26.65 | 94.63 | 34.24 | 3.55 | 51.74 | 19.07 | 1.25 | 0.01 | 5.50 | 15.77 | 0.66 | 50.60 | 42.64 | 335.38 | 97.50 | 228.58 |
| 2005 | 55.67 | 139.64 | 64.95 | 248.01 | 129.66 | 187.19 | 235.24 | 20.68 | 92.34 | 0.91 | 47.30 | 200.55 | 71.84 | 5.48 | 20.78 | 15.38 | 8.79 | 52.49 | 33.84 | 152.61 | 10.82 | 150.26 | 90.68 | 198.25 |
| 2006 | 169.49 | 328.80 | 116.33 | 230.86 | 69.55 | 197.23 | 158.24 | 79.54 | 97.72 | 104.97 | 4.89 | 2.10 | 0.28 | 0.00 | 0.74 | 0.00 | 0.37 | 0.00 | 0.64 | 11.30 | 46.21 | 90.56 | 66.23 | 171.21 |
| 2007 | 6.25 | 130.37 | 121.13 | 259.68 | 160.27 | 257.16 | 112.55 | 238.64 | 16.11 | 76.83 | 5.27 | 28.06 | 1.82 | 2.43 | 0.34 | 1.04 | 1.19 | 0.59 | 8.36 | 119.64 | 218.52 | 40.69 | 149.12 | 341.92 |
| 2008 | 133.39 | 132.97 | 165.73 | 393.32 | 259.20 | 210.78 | 119.46 | 36.80 | 70.33 | 0.00 | 13.06 | 0.82 | 2.28 | 6.25 | 23.92 | 9.97 | 0.67 | 0.07 | 155.24 | 92.96 | 458.35 | 73.10 | 144.91 | 128.63 |
| 2009 | 102.19 | 279.20 | 173.63 | 251.80 | 149.16 | 123.05 | 61.53 | 120.42 | 60.99 | 189.27 | 28.23 | 2.02 | 9.95 | 10.89 | 0.06 | 0.77 | 6.22 | 0.00 | 9.77 | 30.84 | 68.52 | 113.99 | 64.86 | 173.92 |
| 2010 | 221.22 | 271.18 | 191.78 | 227.06 | 243.11 | 260.20 | 154.65 | 156.57 | 229.09 | 112.74 | 124.69 | 31.66 | 47.80 | 57.96 | 35.14 | 147.20 | 133.66 | 109.13 | 87.18 | 184.49 | 130.88 | 142.68 | 264.47 | 113.60 |
| 2011 | 122.77 | 140.54 | 120.23 | 99.11 | 122.66 | 223.86 | 117.24 | 206.68 | 168.90 | 1.70 | 0.78 | 46.98 | 9.71 | 39.18 | 0.00 | 0.00 | 10.45 | 0.41 | 0.69 | 122.08 | 267.95 | 186.09 | 127.24 | 179.51 |
| 2012 | 214.72 | 113.70 | 133.55 | 120.03 | 167.52 | 61.73 | 144.64 | 86.69 | 57.62 | 16.75 | 62.40 | 26.26 | 1.86 | 0.16 | 0.49 | 0.30 | 0.12 | 1.10 | 8.34 | 103.48 | 102.38 | 217.74 | 187.00 | 188.90 |
| 2013 | 198.81 | 159.46 | 133.04 | 187.43 | 173.69 | 123.07 | 291.10 | 128.64 | 31.43 | 157.25 | 158.33 | 64.21 | 86.84 | 14.69 | 6.08 | 5.61 | 0.40 | 0.09 | 0.00 | 131.31 | 63.74 | 90.66 | 199.78 | 84.90 |
| 2014 | 110.99 | 174.07 | 76.32 | 177.54 | 237.35 | 145.42 | 161.64 | 60.15 | 85.48 | 20.82 | 4.83 | 91.62 | 34.75 | 38.26 | 0.00 | 3.09 | 0.00 | 0.00 | 0.59 | 0.04 | 112.45 | 168.87 | 108.25 | 200.52 |
| 2015 | 63.63 | 183.88 | 209.15 | 106.90 | 205.56 | 177.34 | 198.76 | 123.19 | 111.32 | 32.75 | 10.42 | 2.83 | 0.00 | 4.16 | 0.54 | 0.38 | 0.01 | 0.15 | 7.17 | 8.18 | 96.90 | 141.27 | 134.31 | 96.50 |
| 2016 | 113.31 | 109.15 | 236.51 | 125.34 | 146.67 | 148.79 | 171.41 | 47.31 | 76.34 | 88.57 | 45.76 | 69.78 | 84.61 | 73.85 | 87.42 | 38.52 | 39.19 | 257.45 | 110.93 | 92.75 | 159.48 | 147.78 | 99.38 | 99.56 |
| 2017 | 100.47 | 185.94 | 179.75 | 226.29 | 145.82 | 194.25 | 149.09 | 131.14 | 83.60 | 94.25 | 42.20 | 44.74 | 4.84 | 15.57 | 1.79 | 0.71 | 0.00 | 68.14 | 215.87 | 81.54 | 107.82 | 260.98 | 90.05 | 126.96 |
| 2018 | 109.76 | 130.83 | 213.73 | 294.26 | 233.70 | 112.88 | 63.94 | 84.61 | 10.88 | 21.54 | 2.95 | 35.06 | 0.00 | 0.00 | 3.37 | 0.00 | 0.02 | 9.07 | 5.50 | 17.08 | 136.35 | 137.48 | 169.10 | 97.37 |
| 2019 | 78.75 | 230.64 | 153.82 | 172.26 | 151.75 | 164.44 | 215.82 | 86.61 | 48.29 | 0.00 | 2.11 | 0.00 | 18.17 | 0.70 | 0.00 | 0.00 | 0.00 | 0.00 | 9.41 | 21.09 | 41.60 | 48.66 | 147.32 | 219.14 |
| 2020 | 148.09 | 83.14 | 150.43 | 276.02 | 232.65 | 175.24 | 169.31 | 79.58 | 71.71 | 113.18 | 20.75 | 1.62 | 47.28 | 0.00 | 98.44 | 0.36 | 0.45 | 49.61 | 51.38 | 154.72 | 73.07 | 131.45 | 273.62 | 126.06 |
| 2021 | 154.58 | 114.64 | 322.12 | 240.55 | 203.29 | 198.02 | 182.54 | 77.12 | 102.47 | 37.64 | 29.00 | 103.81 | 3.68 | 0.98 | 72.95 | 6.35 | 44.06 | 100.30 | 7.13 | 138.48 | 187.30 | 147.13 | 167.29 | 174.14 |
| 2022 | 97.16 | 220.55 | 157.85 | 77.25 | 167.56 | 162.40 | 97.67 | 146.41 | 54.49 | 147.71 | 94.63 | 59.77 | 22.20 | 23.74 | 93.84 | 3.08 | 60.18 | 31.80 | 131.94 | 165.67 | 183.87 | 124.93 | 75.10 | 207.68 |
| 2023 | 70.91 | 157.97 | 188.76 | 188.45 | 124.95 | 235.00 | 150.40 | 68.13 | 149.56 | 0.00 | 2.22 | 2.77 | 2.92 | 0.00 | 0.00 | 0.00 | 0.00 | 0.74 | 3.93 | 50.69 | 125.56 | 76.74 | 184.28 | 97.18 |
| 2024 | 189.05 | 94.18 | 161.96 | 140.77 | 338.62 | 41.02 | 208.52 | 166.13 | 10.97 | 46.32 | 74.27 | 0.00 | 26.65 | 0.20 | 45.94 | 2.44 | 11.98 | 74.87 | 37.89 | 58.09 | 104.72 | 204.32 | 185.30 | 116.95 |
| 2025 | 83.96 | 265.44 | 76.11 | 268.34 | 230.67 | 161.10 | 183.30 | 52.76 | 162.16 | 184.29 | 26.53 | 23.41 | 17.80 | 1.84 | 31.34 | 49.64 | 33.19 | 140.67 | – | – | – | – | – | – |
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 | 69.45 | 114.45 | 111.30 | 117.40 | 146.50 | 122.71 | 109.57 | 46.70 | 31.32 | 0.84 | 4.45 | 1.94 | 1.03 | 0.19 | 0.14 | 0.00 | 0.00 | 0.08 | 2.32 | 26.94 | 56.73 | 85.03 | 84.07 | 97.10 |
| R80mm/hari | 4.63 | 7.15 | 7.95 | 8.39 | 9.77 | 7.67 | 7.30 | 3.11 | 2.09 | 0.05 | 0.30 | 0.13 | 0.07 | 0.01 | 0.01 | 0.00 | 0.00 | 0.01 | 0.15 | 1.68 | 3.78 | 5.67 | 5.60 | 6.07 |
| Reff Padimm/hari | 3.24 | 5.01 | 5.57 | 5.87 | 6.84 | 5.37 | 5.11 | 2.18 | 1.46 | 0.04 | 0.21 | 0.09 | 0.05 | 0.01 | 0.01 | 0.00 | 0.00 | 0.00 | 0.11 | 1.18 | 2.65 | 3.97 | 3.92 | 4.25 |
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.