HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Klandungan, Kec. Ngrampal, Sragen, Prov. Jawa Tengah
GPM01D_E11105_S0735
Panjang Data
28
tahun tersedia
R80 Rata-rata
3.34
mm/hari
Reff Padi Rata-rata
2.34
mm/hari
Reff Padi Maksimum
5.93
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 | 71.18 | 95.32 | 155.22 | 317.29 | 152.66 | 226.14 | 191.75 | 133.13 | 45.21 | 3.22 | 101.78 | 62.03 | 83.66 | 63.97 | 17.71 | 14.53 | 0.47 | 71.46 | 61.67 | 178.80 | 170.59 | 76.04 | 41.91 | 243.32 |
| 1999 | 69.44 | 198.55 | 68.32 | 169.18 | 202.76 | 88.49 | 146.16 | 31.35 | 48.27 | 2.39 | 6.73 | 29.42 | 36.51 | 5.92 | 26.11 | 1.77 | 1.26 | 24.25 | 123.40 | 145.34 | 212.87 | 117.91 | 155.08 | 160.71 |
| 2000 | 154.23 | 205.67 | 106.13 | 77.31 | 94.91 | 199.33 | 215.97 | 84.59 | 45.01 | 152.44 | 17.62 | 18.70 | 1.87 | 34.51 | 1.12 | 43.24 | 9.27 | 33.68 | 82.17 | 156.27 | 334.24 | 139.76 | 102.83 | 58.13 |
| 2001 | 76.26 | 267.72 | 193.49 | 99.16 | 194.95 | 298.58 | 340.67 | 51.56 | 34.68 | 76.41 | 196.15 | 4.80 | 66.97 | 20.97 | 0.21 | 10.62 | 16.31 | 57.31 | 53.95 | 173.31 | 96.34 | 235.75 | 43.65 | 121.00 |
| 2002 | 66.28 | 348.96 | 158.32 | 169.78 | 140.27 | 209.29 | 189.41 | 25.85 | 41.89 | 2.56 | 7.69 | 0.17 | 0.05 | 20.73 | 14.73 | 0.00 | 3.77 | 0.55 | 0.11 | 65.07 | 109.28 | 162.90 | 198.79 | 112.22 |
| 2003 | 51.37 | 194.37 | 221.30 | 241.28 | 151.87 | 134.65 | 99.72 | 24.80 | 105.58 | 3.78 | 0.00 | 6.46 | 0.00 | 0.70 | 1.55 | 0.00 | 9.48 | 41.37 | 94.41 | 55.58 | 29.87 | 208.47 | 238.04 | 97.11 |
| 2004 | 105.32 | 251.57 | 209.22 | 185.98 | 188.01 | 86.39 | 87.31 | 54.40 | 17.79 | 102.01 | 30.75 | 8.36 | 49.30 | 25.40 | 0.28 | 0.06 | 9.25 | 26.03 | 0.40 | 60.15 | 87.03 | 284.51 | 103.86 | 219.96 |
| 2005 | 61.89 | 134.15 | 62.39 | 220.57 | 109.36 | 206.26 | 245.73 | 19.80 | 26.96 | 0.54 | 31.22 | 182.52 | 57.29 | 13.90 | 37.17 | 16.85 | 12.96 | 59.68 | 67.52 | 132.21 | 18.48 | 175.22 | 82.05 | 215.11 |
| 2006 | 177.83 | 326.97 | 124.19 | 218.37 | 61.08 | 191.17 | 109.14 | 89.25 | 94.19 | 98.76 | 7.30 | 0.24 | 0.57 | 0.10 | 0.02 | 0.29 | 1.19 | 0.01 | 1.31 | 19.58 | 66.96 | 62.88 | 120.63 | 144.78 |
| 2007 | 10.83 | 83.62 | 118.32 | 238.44 | 217.93 | 180.84 | 144.93 | 164.57 | 17.61 | 69.48 | 11.17 | 17.34 | 5.23 | 1.58 | 1.33 | 9.67 | 5.54 | 1.05 | 20.14 | 95.73 | 205.44 | 34.49 | 161.70 | 334.00 |
| 2008 | 129.76 | 153.85 | 138.75 | 302.94 | 289.14 | 188.81 | 112.63 | 40.56 | 71.13 | 0.00 | 16.26 | 0.00 | 0.00 | 0.61 | 27.51 | 7.93 | 2.05 | 0.07 | 122.66 | 91.23 | 412.67 | 101.68 | 166.29 | 137.08 |
| 2009 | 163.31 | 206.70 | 194.49 | 233.37 | 127.15 | 100.16 | 69.25 | 101.72 | 70.43 | 209.24 | 31.63 | 0.92 | 10.31 | 14.23 | 2.88 | 9.86 | 2.47 | 0.51 | 19.38 | 29.20 | 104.61 | 88.27 | 42.52 | 182.34 |
| 2010 | 293.94 | 224.48 | 173.30 | 257.39 | 189.04 | 307.39 | 157.76 | 163.54 | 223.03 | 129.90 | 116.67 | 49.55 | 61.88 | 82.82 | 22.30 | 150.78 | 141.42 | 128.22 | 112.44 | 181.96 | 108.45 | 151.19 | 250.60 | 166.10 |
| 2011 | 97.88 | 186.40 | 127.13 | 93.42 | 94.09 | 205.12 | 148.61 | 107.01 | 161.09 | 2.78 | 1.13 | 48.60 | 0.30 | 8.69 | 0.00 | 0.00 | 11.49 | 1.47 | 0.73 | 103.02 | 219.03 | 222.32 | 134.29 | 172.91 |
| 2012 | 208.35 | 130.53 | 167.27 | 72.84 | 141.57 | 97.49 | 121.90 | 62.09 | 74.75 | 1.47 | 65.27 | 29.96 | 1.38 | 0.34 | 0.00 | 0.03 | 2.59 | 2.38 | 22.63 | 86.64 | 89.48 | 185.65 | 145.10 | 225.75 |
| 2013 | 239.46 | 133.39 | 108.99 | 228.73 | 193.16 | 122.19 | 244.17 | 137.79 | 32.41 | 152.73 | 195.47 | 29.78 | 82.75 | 16.25 | 2.23 | 53.58 | 0.32 | 1.56 | 3.87 | 104.58 | 72.62 | 83.42 | 188.37 | 86.22 |
| 2014 | 120.24 | 125.46 | 84.21 | 165.74 | 191.21 | 152.13 | 148.28 | 79.89 | 69.05 | 43.29 | 4.75 | 82.18 | 50.07 | 38.00 | 1.89 | 0.00 | 0.57 | 0.00 | 4.55 | 5.90 | 118.29 | 156.69 | 111.54 | 189.28 |
| 2015 | 83.74 | 182.35 | 203.13 | 98.68 | 163.23 | 209.82 | 189.56 | 114.41 | 93.36 | 12.79 | 17.74 | 0.49 | 0.02 | 0.00 | 2.68 | 0.00 | 0.09 | 0.22 | 0.00 | 1.18 | 113.59 | 153.60 | 149.53 | 75.00 |
| 2016 | 87.84 | 140.52 | 223.86 | 155.46 | 160.57 | 109.52 | 180.97 | 42.97 | 88.01 | 91.37 | 47.18 | 63.59 | 17.77 | 108.00 | 62.65 | 87.90 | 28.05 | 266.72 | 124.60 | 87.06 | 153.49 | 140.95 | 97.06 | 107.48 |
| 2017 | 94.04 | 194.76 | 184.12 | 201.66 | 176.28 | 181.37 | 153.36 | 119.70 | 95.22 | 71.88 | 56.30 | 31.81 | 4.14 | 16.32 | 1.15 | 1.69 | 0.16 | 63.39 | 138.02 | 115.08 | 128.72 | 238.90 | 113.02 | 109.37 |
| 2018 | 122.54 | 127.14 | 192.16 | 324.75 | 222.99 | 128.31 | 79.09 | 69.98 | 7.18 | 27.58 | 0.28 | 40.44 | 0.00 | 0.00 | 0.89 | 0.00 | 0.17 | 4.63 | 42.83 | 12.39 | 93.87 | 147.27 | 196.67 | 80.67 |
| 2019 | 90.21 | 223.61 | 125.76 | 178.99 | 126.29 | 187.84 | 190.68 | 120.82 | 69.51 | 0.00 | 0.29 | 0.04 | 21.20 | 0.65 | 0.00 | 0.19 | 0.00 | 1.03 | 6.15 | 41.41 | 67.61 | 36.45 | 119.94 | 250.02 |
| 2020 | 176.97 | 68.40 | 171.77 | 252.07 | 243.54 | 139.17 | 201.61 | 47.23 | 90.88 | 93.83 | 21.55 | 2.42 | 37.41 | 0.00 | 84.03 | 0.61 | 5.61 | 66.81 | 41.56 | 159.12 | 77.40 | 152.77 | 277.73 | 136.93 |
| 2021 | 147.81 | 134.95 | 306.45 | 269.29 | 182.35 | 215.50 | 189.38 | 1.92 | 64.68 | 69.86 | 36.80 | 91.03 | 5.76 | 0.88 | 70.92 | 11.43 | 38.27 | 114.84 | 7.29 | 136.02 | 178.00 | 172.38 | 149.85 | 200.89 |
| 2022 | 114.34 | 174.70 | 160.90 | 79.28 | 181.86 | 168.14 | 74.66 | 170.55 | 65.83 | 129.10 | 99.43 | 52.26 | 48.35 | 30.93 | 74.16 | 5.02 | 52.63 | 37.18 | 180.41 | 141.99 | 149.21 | 173.69 | 59.46 | 223.18 |
| 2023 | 93.16 | 132.47 | 175.60 | 187.04 | 158.29 | 183.99 | 166.99 | 67.43 | 129.08 | 0.00 | 6.61 | 0.00 | 22.32 | 0.00 | 0.00 | 0.00 | 0.00 | 4.89 | 2.32 | 68.41 | 117.97 | 108.87 | 184.78 | 78.70 |
| 2024 | 162.90 | 102.72 | 184.55 | 135.62 | 309.19 | 87.31 | 245.25 | 130.60 | 5.56 | 38.32 | 76.43 | 0.02 | 27.73 | 4.59 | 49.89 | 1.81 | 13.01 | 82.86 | 33.63 | 58.46 | 150.33 | 162.20 | 192.70 | 132.82 |
| 2025 | 87.91 | 276.37 | 100.10 | 234.16 | 254.72 | 163.95 | 134.66 | 53.06 | 229.57 | 209.98 | 32.56 | 31.34 | 31.49 | 1.27 | 35.31 | 44.42 | 67.50 | 122.20 | – | – | – | – | – | – |
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 | 70.83 | 126.80 | 108.41 | 99.06 | 126.98 | 107.65 | 107.25 | 38.71 | 31.32 | 2.21 | 6.24 | 0.23 | 0.25 | 0.29 | 0.17 | 0.00 | 0.29 | 0.54 | 1.91 | 36.52 | 75.49 | 86.33 | 91.06 | 92.75 |
| R80mm/hari | 4.72 | 7.92 | 7.74 | 7.08 | 8.47 | 6.73 | 7.15 | 2.58 | 2.09 | 0.14 | 0.42 | 0.02 | 0.02 | 0.02 | 0.01 | 0.00 | 0.02 | 0.04 | 0.13 | 2.28 | 5.03 | 5.76 | 6.07 | 5.80 |
| Reff Padimm/hari | 3.31 | 5.55 | 5.42 | 4.95 | 5.93 | 4.71 | 5.01 | 1.81 | 1.46 | 0.10 | 0.29 | 0.01 | 0.01 | 0.01 | 0.01 | 0.00 | 0.01 | 0.03 | 0.09 | 1.60 | 3.52 | 4.03 | 4.25 | 4.06 |
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.