HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Candirejo, Kec. Pringapus, Semarang, Prov. Jawa Tengah
GPM01D_E11055_S0715
Panjang Data
28
tahun tersedia
R80 Rata-rata
3.90
mm/hari
Reff Padi Rata-rata
2.73
mm/hari
Reff Padi Maksimum
7.18
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 | 31.78 | 162.56 | 127.91 | 372.14 | 148.56 | 147.89 | 175.96 | 116.49 | 60.16 | 15.44 | 100.65 | 54.92 | 69.89 | 81.21 | 71.96 | 20.02 | 0.39 | 85.17 | 84.73 | 206.18 | 82.97 | 122.62 | 32.90 | 212.82 |
| 1999 | 114.46 | 210.08 | 147.45 | 177.75 | 175.92 | 132.25 | 152.50 | 37.33 | 66.95 | 12.31 | 26.00 | 55.80 | 27.13 | 23.94 | 12.87 | 39.95 | 0.00 | 37.19 | 102.07 | 148.77 | 150.35 | 96.34 | 155.49 | 211.15 |
| 2000 | 152.54 | 319.09 | 177.41 | 87.46 | 71.97 | 240.57 | 195.29 | 67.59 | 115.65 | 139.30 | 24.49 | 36.64 | 9.26 | 55.93 | 24.20 | 29.80 | 33.39 | 67.27 | 87.32 | 97.14 | 245.52 | 164.70 | 110.02 | 124.07 |
| 2001 | 137.81 | 237.41 | 243.81 | 96.97 | 232.78 | 194.92 | 213.21 | 83.36 | 46.32 | 98.03 | 208.06 | 14.62 | 30.91 | 34.75 | 0.02 | 18.39 | 10.06 | 78.59 | 74.56 | 126.43 | 77.41 | 168.02 | 69.46 | 111.43 |
| 2002 | 81.44 | 340.49 | 210.21 | 270.40 | 113.58 | 184.70 | 188.17 | 28.70 | 91.67 | 17.06 | 13.05 | 0.60 | 1.96 | 1.40 | 20.99 | 0.00 | 3.96 | 0.98 | 0.00 | 83.10 | 162.37 | 157.21 | 127.83 | 173.97 |
| 2003 | 101.88 | 188.27 | 285.34 | 197.95 | 179.53 | 86.96 | 74.31 | 80.41 | 86.39 | 24.57 | 2.72 | 4.14 | 1.75 | 0.04 | 0.05 | 4.66 | 20.93 | 61.39 | 108.88 | 97.99 | 59.84 | 223.78 | 232.75 | 161.95 |
| 2004 | 74.82 | 269.07 | 212.08 | 181.18 | 152.95 | 143.71 | 95.71 | 129.44 | 63.96 | 98.47 | 38.41 | 4.46 | 32.98 | 31.15 | 1.80 | 0.19 | 23.55 | 16.27 | 0.00 | 48.94 | 123.49 | 236.41 | 126.42 | 215.87 |
| 2005 | 98.71 | 159.82 | 103.67 | 149.07 | 106.73 | 192.67 | 221.54 | 33.05 | 109.21 | 1.03 | 109.42 | 143.52 | 73.46 | 23.12 | 61.59 | 24.96 | 9.39 | 63.64 | 48.85 | 161.99 | 44.50 | 179.86 | 115.24 | 179.50 |
| 2006 | 249.72 | 388.78 | 182.33 | 222.11 | 89.05 | 175.29 | 133.84 | 93.96 | 70.33 | 107.97 | 14.08 | 1.79 | 0.05 | 0.00 | 0.70 | 0.00 | 0.03 | 0.00 | 0.39 | 2.36 | 70.57 | 115.50 | 185.60 | 165.81 |
| 2007 | 23.12 | 116.63 | 101.93 | 185.28 | 219.44 | 157.31 | 134.58 | 134.83 | 31.88 | 75.09 | 12.46 | 25.30 | 10.16 | 9.88 | 0.55 | 26.83 | 2.51 | 0.24 | 27.22 | 96.63 | 284.84 | 21.55 | 189.05 | 307.14 |
| 2008 | 200.48 | 167.44 | 227.38 | 397.58 | 223.84 | 172.26 | 90.31 | 66.43 | 79.74 | 1.79 | 34.67 | 1.15 | 1.32 | 1.17 | 45.27 | 31.95 | 9.62 | 41.18 | 204.15 | 75.47 | 270.08 | 133.64 | 177.86 | 192.05 |
| 2009 | 239.48 | 120.84 | 269.88 | 224.83 | 143.27 | 51.16 | 77.95 | 153.11 | 158.88 | 162.01 | 78.99 | 1.03 | 15.71 | 4.01 | 0.00 | 2.76 | 41.43 | 7.21 | 40.67 | 26.76 | 84.17 | 80.50 | 44.87 | 272.45 |
| 2010 | 256.74 | 217.65 | 93.10 | 299.23 | 179.71 | 250.75 | 155.59 | 130.11 | 196.45 | 113.79 | 100.33 | 101.88 | 58.42 | 81.95 | 61.70 | 139.22 | 139.53 | 133.87 | 85.81 | 215.73 | 81.79 | 221.22 | 209.33 | 207.24 |
| 2011 | 141.59 | 188.11 | 158.27 | 94.63 | 99.49 | 181.57 | 157.37 | 94.10 | 111.97 | 16.52 | 1.66 | 68.95 | 0.00 | 9.37 | 0.00 | 0.20 | 33.09 | 0.00 | 8.79 | 111.07 | 255.77 | 228.77 | 107.50 | 211.17 |
| 2012 | 207.62 | 238.49 | 159.49 | 149.71 | 165.85 | 105.65 | 130.48 | 51.06 | 71.23 | 3.47 | 72.29 | 11.85 | 0.26 | 1.72 | 0.13 | 1.74 | 0.06 | 0.68 | 76.61 | 171.65 | 107.19 | 212.48 | 143.49 | 229.10 |
| 2013 | 289.67 | 197.20 | 103.94 | 312.35 | 151.84 | 129.56 | 270.00 | 89.25 | 48.75 | 143.92 | 197.41 | 128.69 | 97.39 | 9.79 | 0.09 | 85.68 | 0.70 | 0.15 | 5.58 | 156.46 | 101.05 | 84.12 | 180.66 | 136.91 |
| 2014 | 393.94 | 273.23 | 186.20 | 159.40 | 248.44 | 108.87 | 150.13 | 65.76 | 77.07 | 65.15 | 31.26 | 76.33 | 59.08 | 88.54 | 12.71 | 7.30 | 0.82 | 2.28 | 22.03 | 24.04 | 74.78 | 157.65 | 174.30 | 146.11 |
| 2015 | 109.45 | 163.97 | 169.82 | 117.03 | 211.45 | 167.15 | 165.38 | 146.43 | 109.89 | 0.97 | 32.04 | 0.28 | 0.00 | 0.00 | 0.12 | 0.01 | 0.05 | 0.64 | 0.00 | 4.90 | 136.80 | 104.27 | 133.24 | 143.05 |
| 2016 | 92.48 | 169.35 | 206.26 | 148.94 | 99.51 | 118.58 | 162.85 | 59.12 | 54.37 | 95.71 | 46.75 | 53.83 | 45.66 | 147.27 | 14.93 | 96.31 | 43.64 | 289.80 | 111.86 | 150.89 | 135.03 | 126.54 | 131.19 | 113.14 |
| 2017 | 105.50 | 215.12 | 216.66 | 189.24 | 129.91 | 131.21 | 156.83 | 87.44 | 94.44 | 39.53 | 52.77 | 52.80 | 13.42 | 12.03 | 1.07 | 2.38 | 0.00 | 103.64 | 182.94 | 174.51 | 119.93 | 275.11 | 127.88 | 131.32 |
| 2018 | 171.46 | 143.67 | 218.90 | 423.67 | 211.81 | 107.03 | 38.07 | 147.53 | 10.75 | 48.01 | 1.28 | 80.91 | 0.01 | 0.00 | 0.65 | 0.00 | 8.18 | 25.58 | 8.23 | 89.38 | 157.74 | 88.78 | 213.76 | 135.29 |
| 2019 | 91.96 | 282.68 | 225.56 | 135.29 | 109.12 | 195.62 | 296.60 | 50.26 | 53.93 | 0.19 | 11.24 | 0.00 | 19.73 | 0.03 | 0.00 | 0.13 | 0.00 | 13.43 | 21.50 | 12.20 | 98.98 | 49.44 | 134.35 | 230.36 |
| 2020 | 248.77 | 92.57 | 152.66 | 277.72 | 247.21 | 117.21 | 149.94 | 104.85 | 91.41 | 144.32 | 31.53 | 5.14 | 103.23 | 15.53 | 58.87 | 0.70 | 18.85 | 131.63 | 61.45 | 176.20 | 53.93 | 179.30 | 349.12 | 208.84 |
| 2021 | 149.57 | 198.47 | 301.37 | 341.56 | 144.30 | 182.32 | 214.41 | 25.40 | 65.35 | 77.55 | 24.60 | 121.19 | 3.36 | 0.78 | 68.33 | 58.50 | 42.92 | 145.59 | 1.23 | 176.38 | 134.74 | 200.56 | 151.32 | 204.28 |
| 2022 | 137.36 | 167.83 | 195.75 | 128.13 | 250.18 | 109.01 | 128.90 | 116.36 | 94.76 | 134.25 | 126.32 | 101.69 | 99.19 | 38.95 | 95.65 | 5.70 | 104.61 | 62.14 | 178.58 | 127.60 | 145.18 | 113.55 | 84.05 | 280.24 |
| 2023 | 138.13 | 203.86 | 212.03 | 208.76 | 120.91 | 178.30 | 99.27 | 73.65 | 123.87 | 0.00 | 4.21 | 4.76 | 5.89 | 0.00 | 0.00 | 0.00 | 0.00 | 11.64 | 8.91 | 41.19 | 160.29 | 142.86 | 168.72 | 140.92 |
| 2024 | 197.13 | 84.30 | 243.62 | 99.81 | 370.20 | 97.03 | 229.66 | 122.78 | 5.57 | 55.50 | 163.76 | 9.73 | 23.75 | 25.29 | 46.52 | 0.81 | 22.99 | 67.38 | 58.65 | 80.05 | 125.51 | 129.26 | 177.76 | 152.45 |
| 2025 | 119.31 | 302.95 | 154.40 | 227.90 | 214.38 | 148.10 | 133.19 | 69.31 | 183.45 | 215.05 | 50.12 | 67.09 | 77.50 | 5.76 | 121.38 | 47.57 | 127.74 | 162.05 | – | – | – | – | – | – |
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 | 92.38 | 156.59 | 143.54 | 125.91 | 108.64 | 108.50 | 98.56 | 50.90 | 52.89 | 3.13 | 12.21 | 1.66 | 1.11 | 0.04 | 0.04 | 0.10 | 0.04 | 0.67 | 3.84 | 35.41 | 76.36 | 93.31 | 109.01 | 136.26 |
| R80mm/hari | 6.16 | 9.79 | 10.25 | 8.99 | 7.24 | 6.78 | 6.57 | 3.39 | 3.53 | 0.20 | 0.81 | 0.11 | 0.07 | 0.00 | 0.00 | 0.01 | 0.00 | 0.04 | 0.26 | 2.21 | 5.09 | 6.22 | 7.27 | 8.52 |
| Reff Padimm/hari | 4.31 | 6.85 | 7.18 | 6.30 | 5.07 | 4.75 | 4.60 | 2.38 | 2.47 | 0.14 | 0.57 | 0.08 | 0.05 | 0.00 | 0.00 | 0.00 | 0.00 | 0.03 | 0.18 | 1.55 | 3.56 | 4.35 | 5.09 | 5.96 |
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.