HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Banyukuning, Kec. Bandungan, Semarang, Prov. Jawa Tengah
GPM01D_E11035_S0725
Panjang Data
28
tahun tersedia
R80 Rata-rata
3.99
mm/hari
Reff Padi Rata-rata
2.79
mm/hari
Reff Padi Maksimum
6.89
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 | 101.31 | 126.19 | 136.21 | 350.69 | 91.12 | 193.12 | 180.51 | 100.34 | 85.69 | 9.23 | 87.60 | 74.89 | 48.75 | 91.15 | 61.55 | 19.45 | 3.00 | 79.19 | 110.71 | 183.50 | 191.60 | 91.15 | 48.70 | 213.41 |
| 1999 | 96.86 | 243.23 | 109.18 | 212.73 | 209.69 | 126.51 | 129.87 | 49.89 | 69.45 | 12.19 | 26.36 | 25.06 | 41.87 | 29.60 | 21.54 | 8.66 | 0.06 | 36.70 | 107.17 | 135.40 | 174.47 | 92.60 | 236.46 | 165.17 |
| 2000 | 143.62 | 268.07 | 157.09 | 112.95 | 118.73 | 194.23 | 151.18 | 112.39 | 123.46 | 98.30 | 37.49 | 29.57 | 21.01 | 31.53 | 6.97 | 51.67 | 21.74 | 43.63 | 94.20 | 104.15 | 215.29 | 168.94 | 129.72 | 119.49 |
| 2001 | 121.56 | 289.16 | 238.58 | 128.79 | 198.04 | 243.81 | 247.03 | 74.56 | 50.70 | 88.03 | 199.20 | 4.55 | 33.11 | 41.46 | 0.01 | 18.60 | 9.53 | 21.23 | 91.13 | 160.79 | 135.71 | 134.15 | 49.47 | 143.60 |
| 2002 | 46.70 | 339.03 | 164.15 | 291.13 | 120.36 | 161.71 | 163.51 | 71.23 | 93.24 | 2.31 | 12.75 | 0.95 | 6.15 | 0.68 | 8.09 | 1.63 | 0.89 | 0.07 | 0.09 | 68.75 | 117.53 | 163.53 | 142.59 | 158.49 |
| 2003 | 69.64 | 228.22 | 267.20 | 234.33 | 219.72 | 81.83 | 36.97 | 47.28 | 99.34 | 9.77 | 6.70 | 9.36 | 2.06 | 0.00 | 0.00 | 4.21 | 9.43 | 7.15 | 89.65 | 113.89 | 69.85 | 212.18 | 275.58 | 134.63 |
| 2004 | 108.78 | 278.43 | 187.76 | 207.39 | 183.62 | 112.65 | 155.76 | 89.52 | 51.46 | 129.64 | 41.28 | 3.36 | 35.13 | 30.49 | 5.85 | 0.11 | 9.18 | 20.11 | 0.18 | 51.67 | 91.63 | 276.94 | 116.80 | 269.63 |
| 2005 | 96.12 | 183.74 | 108.88 | 176.43 | 113.33 | 204.46 | 231.94 | 33.07 | 113.86 | 5.37 | 99.73 | 113.21 | 78.99 | 14.91 | 61.23 | 19.13 | 2.73 | 59.68 | 47.15 | 171.03 | 11.91 | 178.39 | 119.29 | 193.34 |
| 2006 | 293.96 | 337.72 | 138.27 | 255.28 | 92.82 | 183.00 | 161.55 | 74.05 | 115.25 | 87.18 | 18.38 | 0.96 | 0.00 | 0.27 | 0.35 | 0.00 | 1.01 | 0.92 | 3.37 | 6.49 | 59.18 | 127.24 | 74.44 | 254.91 |
| 2007 | 16.12 | 153.12 | 104.56 | 231.75 | 205.31 | 189.83 | 147.94 | 128.14 | 45.91 | 69.78 | 17.93 | 25.31 | 3.61 | 13.63 | 1.59 | 25.53 | 1.74 | 4.49 | 21.34 | 108.67 | 270.23 | 7.52 | 218.00 | 293.56 |
| 2008 | 182.99 | 174.13 | 196.03 | 279.81 | 181.57 | 222.63 | 66.63 | 109.11 | 97.26 | 1.45 | 23.16 | 1.30 | 1.10 | 1.01 | 29.15 | 38.52 | 2.95 | 21.40 | 192.39 | 73.55 | 219.15 | 195.20 | 219.85 | 156.17 |
| 2009 | 218.01 | 158.56 | 208.96 | 284.52 | 109.93 | 83.99 | 125.51 | 130.94 | 120.22 | 205.05 | 103.15 | 4.75 | 7.34 | 7.30 | 0.00 | 1.96 | 7.87 | 33.79 | 39.70 | 31.06 | 88.45 | 115.28 | 83.76 | 219.22 |
| 2010 | 195.26 | 280.86 | 119.26 | 243.06 | 171.81 | 282.68 | 140.50 | 152.18 | 147.84 | 179.97 | 137.35 | 80.14 | 70.57 | 62.44 | 48.91 | 152.61 | 114.13 | 171.23 | 64.30 | 241.11 | 135.11 | 155.64 | 251.52 | 204.26 |
| 2011 | 128.54 | 168.63 | 151.87 | 118.72 | 110.44 | 203.07 | 170.30 | 89.99 | 125.28 | 49.17 | 0.65 | 52.30 | 1.41 | 18.05 | 0.37 | 2.19 | 15.90 | 0.00 | 3.55 | 115.00 | 231.56 | 220.04 | 125.83 | 192.32 |
| 2012 | 255.14 | 187.12 | 174.60 | 151.13 | 160.86 | 124.90 | 138.81 | 69.15 | 88.22 | 10.21 | 80.72 | 4.59 | 0.66 | 3.27 | 0.43 | 1.85 | 0.11 | 3.29 | 62.60 | 113.55 | 104.53 | 213.29 | 169.06 | 213.57 |
| 2013 | 247.83 | 189.21 | 153.96 | 262.28 | 186.80 | 146.40 | 265.88 | 85.11 | 56.64 | 191.64 | 202.02 | 96.77 | 127.38 | 9.29 | 1.16 | 67.95 | 0.09 | 0.03 | 0.02 | 147.14 | 104.52 | 83.58 | 167.95 | 132.90 |
| 2014 | 334.43 | 233.17 | 127.61 | 212.85 | 256.31 | 86.57 | 119.91 | 74.47 | 101.75 | 57.63 | 30.46 | 79.00 | 30.88 | 124.97 | 1.78 | 3.16 | 1.66 | 0.76 | 4.00 | 15.04 | 66.91 | 181.97 | 191.70 | 157.64 |
| 2015 | 83.84 | 221.03 | 208.48 | 149.83 | 253.52 | 133.32 | 129.18 | 194.72 | 159.61 | 6.66 | 36.22 | 0.37 | 0.00 | 0.74 | 0.95 | 0.00 | 2.17 | 0.70 | 0.00 | 0.69 | 108.34 | 124.52 | 180.68 | 124.06 |
| 2016 | 97.82 | 166.38 | 223.63 | 167.27 | 123.20 | 157.17 | 194.29 | 41.57 | 75.90 | 86.03 | 61.56 | 52.15 | 93.79 | 117.11 | 9.61 | 101.18 | 21.41 | 305.04 | 133.67 | 127.46 | 154.13 | 146.78 | 132.35 | 125.96 |
| 2017 | 128.79 | 203.45 | 176.60 | 280.76 | 146.67 | 157.06 | 161.46 | 105.66 | 93.85 | 66.92 | 71.22 | 44.76 | 3.10 | 14.86 | 0.83 | 2.09 | 0.00 | 97.83 | 101.77 | 207.32 | 145.89 | 232.22 | 145.64 | 116.92 |
| 2018 | 170.81 | 143.52 | 179.80 | 411.05 | 198.01 | 149.39 | 66.96 | 136.44 | 6.01 | 55.69 | 0.56 | 55.86 | 1.53 | 0.00 | 1.25 | 5.24 | 6.85 | 12.19 | 3.65 | 43.07 | 164.89 | 103.85 | 245.04 | 114.42 |
| 2019 | 123.40 | 282.72 | 295.01 | 103.65 | 148.44 | 215.92 | 265.31 | 49.72 | 42.82 | 0.00 | 12.63 | 0.00 | 17.78 | 2.05 | 0.00 | 0.39 | 0.69 | 1.79 | 4.08 | 0.91 | 67.60 | 21.14 | 137.07 | 252.72 |
| 2020 | 216.27 | 113.84 | 181.28 | 275.77 | 270.96 | 140.06 | 136.06 | 84.26 | 131.29 | 133.13 | 32.56 | 10.40 | 116.28 | 0.14 | 56.94 | 0.39 | 6.84 | 149.67 | 63.66 | 149.53 | 76.25 | 161.80 | 314.58 | 185.41 |
| 2021 | 149.72 | 195.54 | 288.41 | 328.45 | 183.70 | 199.64 | 235.08 | 17.93 | 75.27 | 58.12 | 16.66 | 135.29 | 9.83 | 0.08 | 63.13 | 37.70 | 53.42 | 120.19 | 4.15 | 169.38 | 200.49 | 154.71 | 152.41 | 199.33 |
| 2022 | 175.20 | 175.14 | 202.77 | 95.48 | 204.87 | 134.33 | 116.53 | 150.12 | 63.77 | 173.09 | 149.52 | 41.78 | 103.49 | 19.25 | 78.31 | 5.65 | 93.69 | 71.61 | 157.48 | 155.82 | 173.42 | 120.57 | 102.26 | 254.37 |
| 2023 | 102.33 | 229.48 | 209.29 | 184.66 | 117.01 | 207.65 | 155.09 | 62.41 | 163.13 | 0.00 | 0.43 | 2.27 | 25.54 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 8.53 | 18.61 | 91.59 | 156.49 | 158.44 | 108.10 |
| 2024 | 219.03 | 97.97 | 233.46 | 122.31 | 378.80 | 64.37 | 243.29 | 184.79 | 15.33 | 58.24 | 86.49 | 1.43 | 51.72 | 4.04 | 21.71 | 1.99 | 35.50 | 22.23 | 18.90 | 59.68 | 124.02 | 216.71 | 163.79 | 162.35 |
| 2025 | 126.82 | 296.62 | 157.40 | 262.40 | 217.33 | 172.13 | 139.28 | 66.81 | 213.66 | 185.13 | 34.60 | 58.81 | 62.90 | 5.55 | 82.54 | 42.60 | 108.68 | 111.54 | – | – | – | – | – | – |
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 | 96.71 | 157.47 | 134.49 | 127.49 | 116.27 | 122.45 | 124.39 | 49.85 | 51.30 | 6.40 | 12.73 | 1.40 | 1.51 | 0.24 | 0.28 | 0.39 | 0.57 | 0.74 | 3.48 | 26.08 | 73.69 | 99.35 | 110.98 | 125.20 |
| R80mm/hari | 6.45 | 9.84 | 9.61 | 9.11 | 7.75 | 7.65 | 8.29 | 3.32 | 3.42 | 0.40 | 0.85 | 0.09 | 0.10 | 0.01 | 0.02 | 0.02 | 0.04 | 0.05 | 0.23 | 1.63 | 4.91 | 6.62 | 7.40 | 7.82 |
| Reff Padimm/hari | 4.51 | 6.89 | 6.72 | 6.37 | 5.43 | 5.36 | 5.80 | 2.33 | 2.39 | 0.28 | 0.59 | 0.07 | 0.07 | 0.01 | 0.01 | 0.02 | 0.03 | 0.03 | 0.16 | 1.14 | 3.44 | 4.64 | 5.18 | 5.48 |
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.