HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Kalama, Kec. Tatoareng, Kepulauan Sangihe, Prov. Sulawesi Utara
GPM01D_E12545_N0325
Panjang Data
28
tahun tersedia
R80 Rata-rata
1.69
mm/hari
Reff Padi Rata-rata
1.18
mm/hari
Reff Padi Maksimum
2.78
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 | 41.84 | 22.54 | 0.69 | 3.39 | 0.58 | 1.89 | 5.20 | 25.22 | 37.89 | 40.82 | 115.02 | 74.29 | 42.65 | 135.08 | 61.85 | 112.17 | 38.81 | 106.11 | 112.95 | 58.80 | 288.81 | 116.33 | 110.45 | 191.78 |
| 1999 | 208.19 | 311.89 | 22.27 | 51.49 | 61.49 | 287.62 | 130.42 | 113.53 | 90.84 | 145.41 | 68.29 | 144.28 | 150.81 | 116.42 | 49.81 | 100.85 | 42.41 | 17.70 | 32.07 | 65.37 | 131.43 | 37.47 | 108.28 | 49.82 |
| 2000 | 111.92 | 239.41 | 78.58 | 169.94 | 65.80 | 43.30 | 150.91 | 151.49 | 63.73 | 76.27 | 157.08 | 150.16 | 48.47 | 41.43 | 76.24 | 57.49 | 6.39 | 63.24 | 167.66 | 124.03 | 39.34 | 105.62 | 4.98 | 205.79 |
| 2001 | 319.31 | 136.75 | 263.64 | 92.39 | 114.69 | 43.66 | 75.05 | 93.80 | 62.32 | 161.53 | 81.57 | 122.66 | 52.38 | 58.59 | 187.16 | 5.52 | 20.62 | 81.51 | 73.07 | 46.02 | 156.22 | 62.64 | 123.31 | 18.54 |
| 2002 | 234.11 | 16.61 | 6.14 | 63.69 | 18.24 | 25.63 | 6.88 | 18.35 | 114.32 | 13.51 | 67.86 | 101.48 | 3.61 | 0.81 | 7.39 | 1.42 | 23.18 | 2.68 | 0.67 | 59.18 | 32.19 | 59.65 | 30.31 | 44.69 |
| 2003 | 15.64 | 62.08 | 83.13 | 72.51 | 12.79 | 81.67 | 14.20 | 4.19 | 94.08 | 29.96 | 2.00 | 46.11 | 108.55 | 53.30 | 1.94 | 98.02 | 86.82 | 124.23 | 97.37 | 19.68 | 13.29 | 27.04 | 240.42 | 225.57 |
| 2004 | 80.62 | 98.92 | 242.06 | 1.03 | 53.92 | 6.77 | 2.90 | 16.94 | 197.09 | 38.94 | 104.51 | 28.72 | 99.99 | 150.30 | 80.13 | 4.50 | 72.45 | 1.69 | 50.91 | 1.89 | 18.80 | 21.78 | 40.13 | 42.90 |
| 2005 | 66.18 | 93.49 | 177.14 | 2.28 | 26.08 | 35.19 | 104.22 | 1.59 | 205.85 | 79.85 | 42.50 | 66.88 | 40.00 | 97.70 | 7.96 | 70.92 | 56.84 | 55.71 | 75.59 | 90.99 | 202.88 | 56.33 | 99.33 | 91.48 |
| 2006 | 134.40 | 63.15 | 122.70 | 48.08 | 45.18 | 62.17 | 18.83 | 134.22 | 18.43 | 76.90 | 71.89 | 101.13 | 14.75 | 28.32 | 69.30 | 11.31 | 11.13 | 158.47 | 56.57 | 0.98 | 18.18 | 71.76 | 162.06 | 58.19 |
| 2007 | 86.09 | 119.76 | 168.04 | 46.76 | 16.40 | 133.85 | 0.45 | 91.20 | 42.75 | 4.42 | 65.82 | 189.07 | 43.02 | 178.10 | 109.63 | 89.61 | 33.94 | 53.11 | 14.83 | 44.82 | 151.63 | 152.26 | 48.66 | 159.88 |
| 2008 | 57.05 | 181.36 | 145.54 | 86.26 | 57.54 | 84.08 | 53.02 | 139.96 | 97.14 | 87.56 | 123.60 | 78.70 | 140.37 | 216.54 | 289.63 | 119.72 | 108.09 | 101.56 | 52.89 | 182.05 | 47.82 | 185.27 | 34.33 | 211.78 |
| 2009 | 128.97 | 85.16 | 136.10 | 51.99 | 142.28 | 5.80 | 132.98 | 74.73 | 51.60 | 138.51 | 49.41 | 178.14 | 116.08 | 47.50 | 1.70 | 41.57 | 3.65 | 22.46 | 14.80 | 7.99 | 45.74 | 172.34 | 2.17 | 61.43 |
| 2010 | 90.59 | 115.16 | 9.99 | 11.20 | 0.93 | 56.80 | 90.30 | 33.42 | 208.54 | 44.19 | 93.73 | 114.14 | 60.53 | 162.71 | 114.25 | 78.17 | 180.19 | 39.55 | 51.66 | 81.01 | 68.43 | 133.32 | 116.04 | 120.46 |
| 2011 | 57.52 | 148.79 | 115.59 | 84.47 | 104.03 | 319.25 | 40.03 | 32.79 | 85.86 | 135.85 | 335.25 | 62.81 | 57.15 | 64.54 | 281.87 | 32.05 | 85.47 | 52.86 | 132.94 | 8.05 | 145.51 | 122.23 | 183.04 | 290.23 |
| 2012 | 200.71 | 283.49 | 59.74 | 75.79 | 181.40 | 69.67 | 101.77 | 23.99 | 94.37 | 60.11 | 113.09 | 70.86 | 253.39 | 237.54 | 6.31 | 51.65 | 50.56 | 98.07 | 9.76 | 157.03 | 140.13 | 120.62 | 73.87 | 127.10 |
| 2013 | 93.77 | 74.47 | 56.26 | 364.62 | 10.31 | 3.38 | 213.98 | 50.88 | 141.83 | 149.28 | 80.96 | 92.70 | 76.95 | 176.96 | 69.29 | 66.20 | 90.22 | 15.96 | 34.51 | 83.97 | 71.58 | 127.39 | 118.49 | 99.05 |
| 2014 | 103.85 | 46.64 | 38.55 | 68.50 | 16.37 | 26.96 | 12.18 | 2.42 | 45.42 | 68.95 | 51.02 | 66.70 | 28.46 | 0.96 | 18.46 | 215.54 | 24.33 | 20.09 | 8.36 | 50.38 | 75.96 | 34.15 | 55.65 | 69.84 |
| 2015 | 44.34 | 20.66 | 6.72 | 23.57 | 7.07 | 5.52 | 9.21 | 3.45 | 79.14 | 24.87 | 54.25 | 220.53 | 0.00 | 15.30 | 3.18 | 1.79 | 0.15 | 0.21 | 0.55 | 4.78 | 103.21 | 13.77 | 12.12 | 117.69 |
| 2016 | 9.79 | 62.51 | 4.24 | 98.02 | 5.92 | 5.76 | 17.80 | 0.23 | 18.75 | 27.84 | 56.87 | 231.58 | 6.72 | 132.56 | 60.95 | 14.88 | 85.99 | 141.28 | 220.28 | 100.93 | 60.85 | 63.78 | 183.68 | 158.16 |
| 2017 | 159.28 | 223.49 | 53.04 | 149.86 | 27.02 | 169.56 | 38.10 | 20.41 | 165.04 | 56.57 | 241.38 | 131.96 | 185.51 | 147.44 | 133.05 | 82.44 | 36.99 | 236.15 | 99.14 | 42.77 | 102.25 | 92.74 | 32.06 | 15.54 |
| 2018 | 130.01 | 144.35 | 18.20 | 77.42 | 101.03 | 23.86 | 14.74 | 150.60 | 3.67 | 63.69 | 97.60 | 17.18 | 111.93 | 29.15 | 26.98 | 61.22 | 9.78 | 3.21 | 67.98 | 25.32 | 42.18 | 28.69 | 64.73 | 94.07 |
| 2019 | 33.26 | 195.84 | 26.57 | 10.73 | 30.65 | 68.16 | 3.18 | 96.27 | 107.25 | 8.48 | 75.55 | 66.33 | 167.82 | 42.55 | 0.37 | 1.52 | 0.93 | 0.62 | 2.76 | 17.39 | 63.96 | 28.46 | 66.97 | 22.74 |
| 2020 | 76.81 | 7.76 | 17.83 | 21.82 | 32.51 | 68.64 | 0.90 | 73.22 | 34.89 | 112.90 | 98.41 | 201.99 | 120.40 | 91.78 | 133.61 | 13.94 | 102.82 | 55.64 | 269.57 | 116.75 | 33.04 | 130.51 | 70.51 | 114.47 |
| 2021 | 137.26 | 208.50 | 75.44 | 73.87 | 70.99 | 127.92 | 55.85 | 15.43 | 42.65 | 250.85 | 88.29 | 44.18 | 106.33 | 58.17 | 131.19 | 47.86 | 113.46 | 125.85 | 18.83 | 77.90 | 55.31 | 137.30 | 55.87 | 271.75 |
| 2022 | 234.62 | 87.70 | 140.79 | 174.23 | 51.01 | 113.94 | 120.99 | 76.15 | 96.40 | 96.14 | 17.79 | 30.33 | 144.62 | 127.12 | 97.98 | 110.51 | 36.71 | 17.66 | 100.10 | 111.46 | 45.28 | 111.74 | 151.30 | 96.25 |
| 2023 | 103.26 | 121.16 | 116.88 | 5.79 | 41.34 | 166.35 | 72.14 | 8.03 | 46.67 | 103.31 | 86.34 | 153.98 | 199.80 | 41.39 | 72.35 | 34.73 | 95.00 | 63.16 | 38.52 | 7.62 | 37.04 | 49.17 | 65.67 | 16.43 |
| 2024 | 89.03 | 236.68 | 65.13 | 28.44 | 10.95 | 2.68 | 54.06 | 287.05 | 7.87 | 58.19 | 80.05 | 190.22 | 191.16 | 35.15 | 159.83 | 159.34 | 37.17 | 35.65 | 24.01 | 142.33 | 25.24 | 136.00 | 145.35 | 187.96 |
| 2025 | 199.30 | 56.28 | 56.50 | 128.14 | 156.78 | 207.07 | 76.99 | 122.86 | 19.48 | 97.32 | 97.03 | 110.59 | 127.06 | 61.34 | 175.36 | 156.49 | 90.99 | 37.11 | – | – | – | – | – | – |
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 | 54.50 | 54.35 | 16.26 | 11.10 | 10.82 | 5.79 | 6.54 | 7.26 | 31.81 | 29.54 | 53.60 | 59.47 | 37.69 | 33.95 | 7.17 | 10.15 | 10.86 | 13.41 | 12.78 | 8.02 | 32.70 | 31.96 | 33.42 | 43.97 |
| R80mm/hari | 3.63 | 3.40 | 1.16 | 0.79 | 0.72 | 0.36 | 0.44 | 0.48 | 2.12 | 1.85 | 3.57 | 3.96 | 2.51 | 2.12 | 0.48 | 0.63 | 0.72 | 0.89 | 0.85 | 0.50 | 2.18 | 2.13 | 2.23 | 2.75 |
| Reff Padimm/hari | 2.54 | 2.38 | 0.81 | 0.56 | 0.51 | 0.25 | 0.31 | 0.34 | 1.48 | 1.29 | 2.50 | 2.78 | 1.76 | 1.49 | 0.33 | 0.44 | 0.51 | 0.63 | 0.60 | 0.35 | 1.53 | 1.49 | 1.56 | 1.92 |
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.