HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Sumberejo, Kec. Banyuputih, Situbondo, Prov. Jawa Timur
GPM01D_E11425_S0785
Panjang Data
28
tahun tersedia
R80 Rata-rata
2.07
mm/hari
Reff Padi Rata-rata
1.45
mm/hari
Reff Padi Maksimum
5.20
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 | 53.00 | 134.95 | 105.81 | 165.74 | 86.49 | 121.35 | 48.67 | 142.70 | 67.71 | 21.82 | 29.45 | 26.73 | 38.77 | 42.63 | 0.00 | 6.21 | 4.12 | 26.86 | 21.55 | 191.72 | 56.93 | 89.01 | 51.11 | 218.41 |
| 1999 | 94.34 | 206.38 | 98.49 | 226.95 | 151.26 | 119.67 | 181.21 | 50.56 | 39.47 | 6.74 | 2.07 | 4.17 | 17.27 | 0.14 | 2.50 | 0.17 | 0.00 | 0.25 | 58.19 | 37.84 | 216.79 | 37.94 | 197.88 | 133.02 |
| 2000 | 59.25 | 272.01 | 85.77 | 97.54 | 117.93 | 181.50 | 75.68 | 109.30 | 81.69 | 127.28 | 34.30 | 23.09 | 1.14 | 5.69 | 16.79 | 0.33 | 0.00 | 7.71 | 31.87 | 145.39 | 88.13 | 251.92 | 48.67 | 40.10 |
| 2001 | 131.82 | 128.49 | 137.68 | 60.07 | 115.47 | 183.45 | 52.35 | 43.00 | 8.06 | 28.68 | 104.42 | 0.56 | 0.80 | 78.10 | 14.59 | 1.69 | 1.02 | 5.04 | 33.54 | 113.96 | 38.65 | 124.05 | 61.50 | 171.42 |
| 2002 | 156.95 | 212.54 | 301.41 | 110.86 | 113.13 | 125.85 | 87.36 | 13.22 | 30.51 | 2.52 | 6.60 | 0.70 | 0.38 | 1.57 | 3.36 | 0.06 | 16.67 | 6.02 | 0.03 | 4.83 | 2.83 | 98.75 | 120.35 | 159.20 |
| 2003 | 142.69 | 148.79 | 135.43 | 209.44 | 229.41 | 0.76 | 51.21 | 9.93 | 115.37 | 1.82 | 1.10 | 21.93 | 2.55 | 3.25 | 0.40 | 2.89 | 2.19 | 0.66 | 0.08 | 4.76 | 26.82 | 166.78 | 115.40 | 114.25 |
| 2004 | 123.91 | 165.22 | 195.62 | 172.15 | 143.84 | 73.58 | 7.92 | 16.94 | 12.07 | 65.93 | 4.29 | 0.00 | 4.84 | 1.51 | 2.99 | 3.41 | 2.93 | 3.65 | 0.00 | 8.57 | 1.22 | 137.14 | 49.61 | 163.01 |
| 2005 | 26.54 | 114.48 | 163.25 | 49.29 | 129.56 | 95.33 | 153.55 | 18.63 | 2.59 | 15.58 | 16.73 | 31.17 | 59.03 | 2.38 | 0.28 | 10.02 | 11.76 | 5.94 | 5.73 | 107.81 | 0.51 | 68.91 | 137.57 | 215.12 |
| 2006 | 118.91 | 169.13 | 43.20 | 254.87 | 115.68 | 175.58 | 90.40 | 37.49 | 46.48 | 82.09 | 10.20 | 8.40 | 0.51 | 2.31 | 0.35 | 0.67 | 0.39 | 0.00 | 0.14 | 2.48 | 4.13 | 1.91 | 5.20 | 175.02 |
| 2007 | 36.84 | 119.95 | 157.86 | 114.12 | 194.33 | 209.80 | 85.97 | 89.08 | 11.76 | 69.87 | 1.41 | 84.00 | 2.69 | 6.07 | 3.96 | 5.53 | 0.26 | 2.61 | 1.82 | 9.68 | 39.22 | 7.01 | 26.91 | 162.25 |
| 2008 | 134.00 | 79.17 | 244.15 | 89.60 | 81.76 | 191.30 | 37.65 | 40.43 | 25.83 | 3.64 | 2.94 | 4.00 | 1.30 | 0.95 | 3.84 | 4.46 | 2.85 | 0.32 | 35.68 | 45.49 | 26.69 | 111.38 | 203.78 | 147.86 |
| 2009 | 237.05 | 143.15 | 173.50 | 118.23 | 105.56 | 12.27 | 57.36 | 101.44 | 112.15 | 52.82 | 18.19 | 3.53 | 9.45 | 6.67 | 0.97 | 0.00 | 5.93 | 0.91 | 5.85 | 8.87 | 9.05 | 27.30 | 49.03 | 133.68 |
| 2010 | 262.72 | 130.52 | 142.42 | 117.17 | 116.56 | 94.07 | 140.52 | 106.32 | 169.54 | 78.80 | 95.06 | 34.41 | 29.76 | 86.34 | 11.63 | 13.51 | 71.86 | 75.64 | 74.13 | 161.71 | 98.08 | 33.08 | 119.01 | 138.70 |
| 2011 | 143.20 | 81.20 | 85.69 | 59.68 | 151.14 | 162.44 | 133.94 | 38.04 | 101.83 | 42.43 | 14.82 | 18.49 | 13.35 | 1.81 | 0.02 | 0.98 | 0.95 | 1.90 | 0.17 | 4.96 | 155.42 | 44.58 | 87.98 | 147.46 |
| 2012 | 168.04 | 140.72 | 119.35 | 54.54 | 163.40 | 48.47 | 31.92 | 29.86 | 141.55 | 3.69 | 11.25 | 5.81 | 3.10 | 5.79 | 1.95 | 0.00 | 0.08 | 5.26 | 0.80 | 2.69 | 2.83 | 58.50 | 110.52 | 131.86 |
| 2013 | 229.77 | 176.65 | 52.62 | 136.89 | 224.04 | 47.50 | 158.88 | 25.97 | 33.72 | 101.00 | 141.75 | 36.68 | 97.06 | 6.65 | 2.03 | 2.68 | 15.35 | 0.47 | 0.00 | 3.09 | 53.04 | 170.99 | 79.25 | 128.11 |
| 2014 | 79.95 | 212.74 | 117.42 | 146.02 | 138.92 | 28.29 | 125.23 | 30.05 | 47.90 | 13.87 | 5.63 | 17.93 | 34.68 | 2.70 | 9.64 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 6.82 | 76.44 | 83.19 | 114.98 |
| 2015 | 107.93 | 138.75 | 181.15 | 103.34 | 225.49 | 43.84 | 33.42 | 132.80 | 91.19 | 18.62 | 1.63 | 2.07 | 0.41 | 0.95 | 7.09 | 0.00 | 0.00 | 0.19 | 0.40 | 1.29 | 26.17 | 52.23 | 65.83 | 79.25 |
| 2016 | 0.15 | 179.18 | 217.02 | 113.49 | 54.47 | 74.57 | 124.16 | 4.00 | 31.08 | 98.88 | 11.94 | 99.85 | 47.82 | 50.43 | 21.54 | 0.55 | 0.00 | 80.16 | 84.96 | 50.90 | 58.31 | 91.54 | 179.02 | 95.15 |
| 2017 | 122.10 | 250.28 | 188.96 | 41.25 | 78.00 | 113.77 | 164.45 | 14.82 | 48.99 | 52.91 | 130.37 | 11.79 | 1.60 | 6.39 | 0.62 | 0.64 | 0.00 | 3.42 | 0.67 | 20.33 | 58.23 | 172.13 | 45.75 | 190.22 |
| 2018 | 92.27 | 270.41 | 208.92 | 177.15 | 195.01 | 98.16 | 45.85 | 5.41 | 0.41 | 9.21 | 1.54 | 32.02 | 0.19 | 0.00 | 1.53 | 0.00 | 1.07 | 0.00 | 0.00 | 0.00 | 0.44 | 82.56 | 31.78 | 112.52 |
| 2019 | 83.74 | 228.05 | 208.67 | 66.70 | 161.12 | 130.65 | 157.61 | 70.14 | 17.62 | 0.65 | 0.66 | 0.00 | 1.77 | 1.42 | 0.00 | 0.12 | 0.00 | 1.65 | 0.86 | 0.00 | 7.52 | 0.83 | 58.10 | 65.43 |
| 2020 | 132.50 | 79.68 | 137.64 | 189.52 | 180.91 | 87.18 | 117.83 | 42.30 | 9.44 | 173.38 | 14.19 | 0.82 | 11.87 | 0.21 | 56.43 | 0.00 | 0.61 | 1.07 | 35.64 | 110.81 | 10.57 | 69.12 | 205.65 | 109.57 |
| 2021 | 201.69 | 140.65 | 198.57 | 248.44 | 169.98 | 119.59 | 162.52 | 0.37 | 4.64 | 3.29 | 7.01 | 120.88 | 2.56 | 0.75 | 5.28 | 0.61 | 59.65 | 23.43 | 3.97 | 78.36 | 110.73 | 188.05 | 178.00 | 170.23 |
| 2022 | 201.48 | 164.73 | 114.52 | 65.22 | 160.68 | 250.09 | 17.61 | 128.29 | 35.44 | 200.45 | 77.82 | 6.58 | 38.23 | 1.02 | 39.25 | 0.04 | 8.56 | 15.32 | 67.60 | 210.80 | 32.05 | 211.61 | 15.42 | 196.79 |
| 2023 | 49.23 | 181.74 | 264.75 | 121.53 | 116.12 | 136.15 | 133.68 | 28.41 | 39.16 | 0.00 | 0.28 | 1.07 | 11.34 | 0.00 | 0.50 | 0.87 | 0.17 | 0.00 | 0.42 | 3.96 | 3.14 | 22.31 | 111.88 | 25.96 |
| 2024 | 64.04 | 91.39 | 118.62 | 86.13 | 225.36 | 21.75 | 54.23 | 176.27 | 0.28 | 0.37 | 8.78 | 0.90 | 9.53 | 0.00 | 2.27 | 0.00 | 0.27 | 9.19 | 0.78 | 0.73 | 41.81 | 64.74 | 268.87 | 115.60 |
| 2025 | 139.92 | 205.26 | 85.96 | 162.80 | 97.56 | 118.41 | 56.38 | 61.30 | 113.03 | 117.54 | 26.29 | 18.75 | 18.14 | 0.08 | 0.00 | 0.49 | 2.36 | 76.88 | – | – | – | – | – | – |
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 | 58.00 | 118.86 | 95.98 | 64.19 | 103.96 | 46.77 | 44.21 | 14.50 | 9.16 | 3.13 | 1.61 | 0.88 | 1.07 | 0.20 | 0.34 | 0.00 | 0.00 | 0.24 | 0.06 | 2.00 | 3.02 | 30.77 | 47.50 | 103.80 |
| R80mm/hari | 3.87 | 7.43 | 6.86 | 4.59 | 6.93 | 2.92 | 2.95 | 0.97 | 0.61 | 0.20 | 0.11 | 0.06 | 0.07 | 0.01 | 0.02 | 0.00 | 0.00 | 0.02 | 0.00 | 0.13 | 0.20 | 2.05 | 3.17 | 6.49 |
| Reff Padimm/hari | 2.71 | 5.20 | 4.80 | 3.21 | 4.85 | 2.05 | 2.06 | 0.68 | 0.43 | 0.14 | 0.08 | 0.04 | 0.05 | 0.01 | 0.02 | 0.00 | 0.00 | 0.01 | 0.00 | 0.09 | 0.14 | 1.44 | 2.22 | 4.54 |
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.