HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Ongkaw I, Kec. Sinonsayang, Minahasa Selatan, Prov. Sulawesi Utara
GPM01D_E12435_N0105
Panjang Data
28
tahun tersedia
R80 Rata-rata
2.89
mm/hari
Reff Padi Rata-rata
2.02
mm/hari
Reff Padi Maksimum
3.99
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 | 5.88 | 47.67 | 3.51 | 5.17 | 0.18 | 9.11 | 33.72 | 191.79 | 101.31 | 94.44 | 220.87 | 142.26 | 86.78 | 115.76 | 57.51 | 90.76 | 53.18 | 61.73 | 99.61 | 154.96 | 173.61 | 120.82 | 95.58 | 175.36 |
| 1999 | 101.93 | 148.70 | 112.34 | 76.17 | 129.17 | 203.64 | 40.48 | 141.05 | 145.23 | 83.43 | 59.21 | 162.62 | 88.80 | 70.00 | 30.42 | 97.04 | 75.00 | 98.66 | 49.93 | 144.52 | 146.39 | 31.61 | 153.96 | 49.13 |
| 2000 | 130.99 | 246.20 | 204.79 | 89.81 | 155.53 | 118.22 | 180.74 | 153.33 | 66.93 | 76.27 | 168.64 | 160.77 | 45.86 | 15.39 | 158.65 | 48.32 | 27.10 | 85.39 | 88.96 | 152.49 | 84.54 | 449.74 | 51.15 | 221.37 |
| 2001 | 154.92 | 183.25 | 233.30 | 105.76 | 176.71 | 94.53 | 167.16 | 171.05 | 58.07 | 108.50 | 93.76 | 87.04 | 19.39 | 75.17 | 38.45 | 3.26 | 43.04 | 173.43 | 74.33 | 64.92 | 189.85 | 85.41 | 130.36 | 56.58 |
| 2002 | 323.27 | 70.82 | 64.07 | 46.42 | 58.34 | 77.42 | 61.94 | 118.05 | 194.82 | 6.69 | 90.81 | 118.05 | 6.57 | 4.34 | 17.13 | 2.91 | 4.47 | 16.09 | 6.94 | 42.06 | 90.64 | 107.18 | 21.14 | 82.17 |
| 2003 | 140.90 | 105.99 | 158.82 | 54.38 | 24.84 | 260.92 | 158.64 | 46.62 | 181.07 | 5.31 | 4.13 | 74.05 | 124.84 | 35.58 | 19.00 | 105.98 | 28.86 | 43.90 | 93.13 | 23.35 | 37.49 | 124.41 | 174.46 | 163.82 |
| 2004 | 163.57 | 101.87 | 99.99 | 45.99 | 163.76 | 62.54 | 80.01 | 101.61 | 212.33 | 63.37 | 60.51 | 24.98 | 84.96 | 85.66 | 13.35 | 2.00 | 54.79 | 8.16 | 32.55 | 29.71 | 97.25 | 196.86 | 124.68 | 35.06 |
| 2005 | 100.59 | 148.59 | 198.14 | 9.01 | 41.47 | 169.21 | 151.12 | 17.93 | 129.29 | 42.64 | 36.96 | 108.04 | 39.98 | 77.72 | 2.50 | 55.64 | 51.08 | 37.36 | 73.78 | 164.64 | 249.69 | 50.50 | 112.22 | 188.00 |
| 2006 | 71.68 | 121.09 | 172.34 | 208.71 | 46.03 | 98.71 | 60.02 | 74.92 | 76.60 | 161.50 | 148.57 | 89.50 | 5.67 | 22.41 | 17.77 | 6.96 | 12.43 | 65.34 | 18.80 | 4.21 | 37.05 | 81.54 | 64.48 | 128.85 |
| 2007 | 194.88 | 88.04 | 181.57 | 31.48 | 49.79 | 148.01 | 4.62 | 182.44 | 162.60 | 42.61 | 83.29 | 134.39 | 28.00 | 138.68 | 99.20 | 39.52 | 47.91 | 24.60 | 47.52 | 105.83 | 123.30 | 94.15 | 62.97 | 188.20 |
| 2008 | 101.93 | 85.75 | 85.60 | 76.25 | 77.80 | 131.48 | 103.93 | 216.04 | 101.26 | 32.12 | 173.58 | 24.92 | 121.53 | 170.24 | 79.16 | 96.75 | 72.05 | 85.76 | 51.17 | 134.89 | 69.39 | 219.36 | 87.28 | 169.69 |
| 2009 | 179.09 | 72.94 | 138.40 | 64.21 | 150.78 | 53.85 | 78.65 | 116.38 | 43.78 | 143.48 | 87.20 | 54.42 | 42.75 | 42.20 | 7.22 | 58.05 | 5.26 | 6.34 | 78.78 | 38.92 | 80.41 | 218.52 | 19.32 | 164.41 |
| 2010 | 157.75 | 45.21 | 36.62 | 32.64 | 0.73 | 44.73 | 92.91 | 98.62 | 123.03 | 105.77 | 145.71 | 64.16 | 65.53 | 143.93 | 126.08 | 76.21 | 191.06 | 53.13 | 52.52 | 114.95 | 60.25 | 96.53 | 214.46 | 121.26 |
| 2011 | 60.16 | 124.61 | 172.19 | 144.41 | 103.40 | 194.69 | 107.11 | 120.54 | 142.55 | 120.38 | 136.68 | 71.79 | 16.82 | 34.48 | 11.78 | 52.61 | 109.07 | 35.77 | 69.11 | 17.66 | 91.86 | 103.56 | 198.09 | 136.43 |
| 2012 | 89.05 | 78.02 | 47.27 | 77.18 | 194.87 | 97.21 | 241.39 | 129.07 | 166.25 | 58.91 | 126.75 | 42.00 | 84.90 | 137.83 | 18.15 | 113.39 | 62.31 | 32.42 | 19.82 | 82.60 | 144.19 | 99.24 | 102.41 | 146.76 |
| 2013 | 113.74 | 205.89 | 47.99 | 197.70 | 59.93 | 55.71 | 152.73 | 126.92 | 147.76 | 75.37 | 55.21 | 57.95 | 101.75 | 135.63 | 85.30 | 64.11 | 53.87 | 49.31 | 29.42 | 75.89 | 50.34 | 103.84 | 30.77 | 155.83 |
| 2014 | 258.06 | 178.70 | 60.56 | 24.41 | 7.73 | 84.78 | 94.46 | 71.74 | 139.71 | 90.04 | 94.03 | 71.70 | 28.95 | 41.96 | 73.10 | 73.94 | 33.75 | 3.83 | 0.34 | 34.43 | 158.22 | 87.39 | 206.44 | 145.64 |
| 2015 | 190.75 | 122.86 | 168.43 | 47.23 | 15.36 | 20.34 | 12.14 | 81.02 | 139.10 | 45.20 | 93.73 | 60.49 | 1.20 | 15.53 | 6.03 | 0.53 | 0.00 | 0.01 | 0.00 | 6.93 | 141.74 | 106.60 | 66.44 | 72.61 |
| 2016 | 65.87 | 49.16 | 2.12 | 82.28 | 13.77 | 2.02 | 30.30 | 116.40 | 142.35 | 106.68 | 140.39 | 196.46 | 51.79 | 115.13 | 35.72 | 6.86 | 147.08 | 125.87 | 126.76 | 100.87 | 97.44 | 100.91 | 183.62 | 202.19 |
| 2017 | 228.12 | 154.66 | 124.16 | 108.71 | 163.45 | 130.87 | 117.12 | 53.52 | 148.83 | 116.06 | 226.18 | 92.60 | 79.44 | 104.51 | 74.09 | 74.00 | 69.90 | 107.22 | 98.81 | 80.07 | 88.78 | 82.02 | 93.11 | 83.02 |
| 2018 | 93.58 | 98.24 | 351.48 | 59.52 | 67.30 | 212.01 | 58.58 | 194.41 | 53.36 | 85.02 | 87.69 | 75.62 | 87.04 | 23.83 | 38.40 | 24.72 | 72.64 | 9.20 | 43.52 | 87.48 | 141.95 | 128.03 | 97.72 | 183.37 |
| 2019 | 171.67 | 205.17 | 131.54 | 2.54 | 30.75 | 17.84 | 36.37 | 327.42 | 30.23 | 56.37 | 133.17 | 19.36 | 65.79 | 29.52 | 3.30 | 11.90 | 0.42 | 33.89 | 89.24 | 120.22 | 36.85 | 10.65 | 55.07 | 78.87 |
| 2020 | 94.83 | 25.20 | 131.43 | 16.70 | 149.79 | 125.95 | 21.76 | 207.30 | 23.15 | 109.04 | 143.40 | 82.43 | 104.89 | 126.09 | 84.56 | 14.00 | 137.13 | 109.82 | 125.57 | 105.49 | 38.31 | 76.59 | 113.56 | 196.34 |
| 2021 | 109.15 | 211.72 | 148.99 | 90.59 | 96.34 | 152.32 | 144.77 | 115.34 | 100.93 | 214.15 | 107.09 | 53.13 | 126.69 | 93.14 | 86.70 | 78.12 | 125.83 | 112.74 | 28.73 | 147.18 | 156.58 | 184.87 | 222.58 | 144.34 |
| 2022 | 125.76 | 93.26 | 49.39 | 213.72 | 168.19 | 114.76 | 160.54 | 97.05 | 139.95 | 125.54 | 51.42 | 78.68 | 87.43 | 113.55 | 52.52 | 122.22 | 124.84 | 95.56 | 115.68 | 164.88 | 145.13 | 165.97 | 77.76 | 114.61 |
| 2023 | 167.20 | 165.71 | 145.79 | 126.03 | 119.17 | 135.53 | 243.70 | 62.67 | 52.65 | 114.46 | 67.27 | 146.07 | 112.59 | 12.13 | 27.70 | 25.04 | 43.00 | 16.08 | 13.42 | 33.53 | 59.20 | 129.43 | 141.92 | 50.63 |
| 2024 | 140.34 | 207.29 | 77.58 | 4.05 | 167.53 | 58.87 | 136.30 | 147.53 | 128.08 | 119.53 | 180.05 | 120.44 | 136.85 | 19.71 | 112.37 | 120.52 | 14.24 | 29.60 | 79.89 | 101.07 | 75.76 | 130.33 | 112.27 | 109.48 |
| 2025 | 61.59 | 204.07 | 114.66 | 67.64 | 155.27 | 299.19 | 109.07 | 182.99 | 88.48 | 169.75 | 124.69 | 81.30 | 122.80 | 42.42 | 48.01 | 112.22 | 61.99 | 90.97 | – | – | – | – | – | – |
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 | 85.57 | 72.51 | 49.11 | 22.86 | 22.94 | 52.02 | 35.84 | 74.28 | 57.13 | 44.68 | 60.25 | 54.16 | 26.27 | 21.87 | 13.03 | 6.94 | 13.88 | 14.70 | 19.41 | 32.00 | 55.65 | 81.82 | 59.81 | 76.36 |
| R80mm/hari | 5.70 | 4.53 | 3.51 | 1.63 | 1.53 | 3.25 | 2.39 | 4.95 | 3.81 | 2.79 | 4.02 | 3.61 | 1.75 | 1.37 | 0.87 | 0.43 | 0.93 | 0.98 | 1.29 | 2.00 | 3.71 | 5.45 | 3.99 | 4.77 |
| Reff Padimm/hari | 3.99 | 3.17 | 2.46 | 1.14 | 1.07 | 2.28 | 1.67 | 3.47 | 2.67 | 1.95 | 2.81 | 2.53 | 1.23 | 0.96 | 0.61 | 0.30 | 0.65 | 0.69 | 0.91 | 1.40 | 2.60 | 3.82 | 2.79 | 3.34 |
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.