HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Sumberklampok, Kec. Gerokgak, Buleleng, Prov. Bali
GPM01D_E11455_S0815
Panjang Data
28
tahun tersedia
R80 Rata-rata
2.01
mm/hari
Reff Padi Rata-rata
1.41
mm/hari
Reff Padi Maksimum
5.36
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 | 43.33 | 163.90 | 42.93 | 144.63 | 87.26 | 158.16 | 100.04 | 68.02 | 23.72 | 39.67 | 35.25 | 33.39 | 54.39 | 45.97 | 0.28 | 36.03 | 0.80 | 51.10 | 78.65 | 152.16 | 67.94 | 89.41 | 32.63 | 231.27 |
| 1999 | 156.29 | 180.34 | 140.38 | 194.56 | 105.23 | 204.24 | 204.17 | 41.11 | 43.43 | 3.20 | 1.11 | 18.01 | 14.06 | 2.18 | 25.90 | 0.23 | 0.05 | 0.08 | 59.11 | 67.19 | 174.97 | 102.12 | 103.09 | 216.33 |
| 2000 | 85.31 | 258.18 | 67.24 | 110.47 | 207.34 | 126.19 | 115.45 | 77.05 | 57.82 | 150.70 | 41.91 | 22.90 | 1.98 | 13.15 | 15.60 | 0.01 | 2.03 | 8.66 | 25.94 | 149.92 | 185.89 | 185.70 | 39.59 | 38.18 |
| 2001 | 105.91 | 143.75 | 145.31 | 28.98 | 54.89 | 206.54 | 99.79 | 36.84 | 1.48 | 33.69 | 120.38 | 3.37 | 11.93 | 63.72 | 23.62 | 9.64 | 0.51 | 11.39 | 8.23 | 94.45 | 35.08 | 130.43 | 96.73 | 112.66 |
| 2002 | 64.03 | 309.40 | 323.46 | 107.51 | 118.23 | 106.53 | 85.75 | 22.61 | 57.12 | 0.65 | 1.78 | 0.00 | 1.30 | 0.64 | 3.25 | 2.01 | 32.46 | 1.15 | 0.00 | 1.26 | 13.93 | 110.42 | 102.70 | 209.26 |
| 2003 | 165.16 | 220.40 | 78.03 | 261.81 | 211.14 | 17.32 | 64.28 | 14.73 | 131.43 | 0.22 | 1.64 | 16.73 | 2.09 | 2.70 | 0.00 | 5.26 | 1.65 | 1.82 | 1.51 | 1.58 | 33.15 | 154.46 | 94.41 | 141.74 |
| 2004 | 112.59 | 164.61 | 138.19 | 273.80 | 171.07 | 109.90 | 14.74 | 12.09 | 14.33 | 43.87 | 8.87 | 0.40 | 6.78 | 1.52 | 4.15 | 1.71 | 9.62 | 3.64 | 4.37 | 21.99 | 0.72 | 117.19 | 61.89 | 140.53 |
| 2005 | 10.96 | 140.36 | 146.80 | 119.73 | 85.09 | 126.43 | 173.87 | 19.63 | 9.15 | 13.71 | 37.95 | 27.35 | 34.61 | 0.96 | 3.63 | 10.25 | 0.43 | 1.99 | 12.30 | 59.80 | 1.05 | 93.97 | 182.43 | 196.83 |
| 2006 | 123.34 | 179.30 | 40.04 | 226.37 | 97.72 | 184.63 | 100.17 | 44.59 | 72.47 | 79.64 | 4.60 | 5.77 | 4.89 | 3.74 | 0.00 | 0.49 | 0.63 | 0.00 | 1.78 | 0.00 | 14.31 | 21.68 | 6.34 | 158.22 |
| 2007 | 37.40 | 79.71 | 120.79 | 122.83 | 127.25 | 228.74 | 130.11 | 46.08 | 9.09 | 71.85 | 2.67 | 72.36 | 2.31 | 8.66 | 4.02 | 5.52 | 1.76 | 2.09 | 0.36 | 1.60 | 87.13 | 8.21 | 22.10 | 177.65 |
| 2008 | 120.50 | 82.85 | 193.57 | 133.95 | 59.86 | 241.33 | 43.99 | 37.19 | 14.18 | 2.12 | 16.93 | 2.63 | 2.03 | 0.92 | 7.21 | 1.49 | 17.31 | 1.46 | 52.52 | 57.64 | 37.34 | 106.79 | 156.23 | 153.34 |
| 2009 | 184.22 | 175.67 | 147.63 | 164.72 | 110.85 | 24.11 | 114.08 | 36.77 | 89.22 | 60.70 | 3.00 | 0.32 | 1.38 | 4.82 | 0.33 | 1.43 | 3.13 | 14.33 | 13.94 | 27.54 | 28.45 | 22.65 | 29.96 | 186.90 |
| 2010 | 228.55 | 131.47 | 174.86 | 40.47 | 87.92 | 103.44 | 185.30 | 92.23 | 231.89 | 40.30 | 58.62 | 14.64 | 32.13 | 88.48 | 15.02 | 13.18 | 68.73 | 137.11 | 109.65 | 146.12 | 82.99 | 25.39 | 133.86 | 126.25 |
| 2011 | 136.99 | 104.31 | 77.06 | 78.19 | 185.55 | 128.48 | 123.71 | 44.85 | 152.95 | 29.50 | 4.18 | 2.86 | 2.07 | 3.36 | 0.44 | 2.51 | 0.08 | 0.02 | 1.85 | 12.97 | 123.91 | 49.36 | 79.64 | 149.16 |
| 2012 | 141.22 | 246.83 | 77.40 | 90.28 | 162.91 | 81.15 | 13.75 | 55.78 | 140.06 | 2.43 | 19.49 | 10.55 | 8.67 | 9.74 | 1.26 | 0.00 | 2.38 | 4.88 | 3.48 | 8.79 | 11.49 | 57.06 | 132.46 | 108.78 |
| 2013 | 233.91 | 186.19 | 56.38 | 103.63 | 270.38 | 23.48 | 164.11 | 29.36 | 34.87 | 83.50 | 158.03 | 30.51 | 93.09 | 9.73 | 0.47 | 1.60 | 0.75 | 0.81 | 2.01 | 15.86 | 57.88 | 135.02 | 84.37 | 159.89 |
| 2014 | 85.53 | 205.21 | 92.19 | 119.37 | 104.40 | 25.69 | 53.48 | 50.69 | 59.72 | 14.85 | 4.31 | 13.62 | 113.42 | 2.81 | 1.61 | 0.00 | 0.19 | 0.79 | 3.45 | 8.98 | 9.25 | 75.71 | 103.44 | 143.36 |
| 2015 | 81.45 | 150.86 | 125.73 | 100.05 | 261.18 | 25.25 | 64.36 | 153.60 | 67.29 | 36.75 | 15.74 | 1.95 | 2.76 | 0.12 | 8.02 | 0.00 | 2.53 | 0.00 | 0.00 | 0.00 | 3.36 | 16.62 | 61.42 | 101.80 |
| 2016 | 2.16 | 170.28 | 254.07 | 113.72 | 78.53 | 39.00 | 121.88 | 8.31 | 49.60 | 80.93 | 10.84 | 133.16 | 24.13 | 108.10 | 6.75 | 0.00 | 0.28 | 34.09 | 105.29 | 31.20 | 43.74 | 107.20 | 206.49 | 97.32 |
| 2017 | 91.74 | 193.45 | 221.11 | 24.51 | 47.44 | 176.10 | 152.62 | 26.92 | 90.86 | 20.40 | 146.92 | 23.63 | 2.05 | 6.22 | 0.00 | 5.74 | 1.25 | 1.67 | 21.66 | 3.43 | 85.45 | 171.95 | 91.71 | 174.85 |
| 2018 | 119.19 | 305.32 | 190.56 | 184.23 | 153.30 | 64.40 | 47.29 | 25.50 | 17.56 | 5.28 | 0.00 | 35.74 | 1.44 | 1.06 | 1.06 | 0.00 | 0.28 | 0.00 | 0.02 | 0.00 | 55.86 | 161.36 | 26.61 | 104.76 |
| 2019 | 72.77 | 217.03 | 163.05 | 43.77 | 150.01 | 136.44 | 170.63 | 42.98 | 21.15 | 9.44 | 21.03 | 0.00 | 4.23 | 0.07 | 0.29 | 0.50 | 0.00 | 0.16 | 0.00 | 0.00 | 7.64 | 0.04 | 38.73 | 94.07 |
| 2020 | 103.85 | 64.79 | 129.35 | 197.87 | 269.22 | 58.10 | 92.61 | 52.88 | 6.94 | 191.35 | 3.85 | 4.24 | 4.15 | 0.12 | 4.50 | 0.35 | 9.14 | 5.37 | 42.57 | 68.35 | 12.79 | 68.04 | 200.32 | 78.11 |
| 2021 | 162.04 | 159.54 | 281.23 | 179.97 | 135.73 | 135.16 | 127.52 | 1.05 | 3.84 | 11.19 | 0.14 | 168.89 | 4.12 | 2.50 | 0.95 | 0.15 | 93.36 | 11.97 | 0.25 | 60.96 | 124.49 | 180.87 | 250.57 | 123.03 |
| 2022 | 229.49 | 127.18 | 94.03 | 95.64 | 144.44 | 271.58 | 12.88 | 187.92 | 40.09 | 183.47 | 80.24 | 6.89 | 3.55 | 0.00 | 25.50 | 0.00 | 14.55 | 45.85 | 118.98 | 212.72 | 47.69 | 236.35 | 2.00 | 188.70 |
| 2023 | 49.65 | 170.34 | 279.77 | 144.82 | 94.27 | 105.14 | 75.03 | 78.38 | 39.98 | 0.00 | 7.66 | 0.00 | 37.16 | 0.00 | 0.00 | 0.08 | 0.00 | 3.48 | 0.61 | 0.26 | 11.18 | 27.78 | 65.48 | 40.72 |
| 2024 | 71.51 | 65.55 | 109.46 | 93.65 | 245.78 | 36.52 | 75.19 | 136.91 | 0.08 | 0.00 | 3.02 | 1.16 | 37.35 | 3.63 | 0.00 | 0.09 | 0.24 | 0.00 | 54.61 | 21.13 | 41.72 | 64.29 | 252.13 | 134.65 |
| 2025 | 128.66 | 174.29 | 69.93 | 173.54 | 142.09 | 151.13 | 74.74 | 43.47 | 125.84 | 157.43 | 26.00 | 20.26 | 26.82 | 0.00 | 0.13 | 4.29 | 65.16 | 88.34 | – | – | – | – | – | – |
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 | 61.15 | 122.60 | 75.63 | 87.86 | 86.82 | 34.35 | 52.24 | 22.01 | 9.14 | 2.36 | 2.49 | 1.00 | 2.05 | 0.12 | 0.10 | 0.00 | 0.23 | 0.06 | 0.31 | 0.86 | 10.41 | 24.29 | 31.56 | 100.01 |
| R80mm/hari | 4.08 | 7.66 | 5.40 | 6.28 | 5.79 | 2.15 | 3.48 | 1.47 | 0.61 | 0.15 | 0.17 | 0.07 | 0.14 | 0.01 | 0.01 | 0.00 | 0.02 | 0.00 | 0.02 | 0.05 | 0.69 | 1.62 | 2.10 | 6.25 |
| Reff Padimm/hari | 2.85 | 5.36 | 3.78 | 4.39 | 4.05 | 1.50 | 2.44 | 1.03 | 0.43 | 0.10 | 0.12 | 0.05 | 0.10 | 0.01 | 0.00 | 0.00 | 0.01 | 0.00 | 0.01 | 0.04 | 0.49 | 1.13 | 1.47 | 4.38 |
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.