A análise dos dados do arquivo "Média Anual de Chuvas no Distrito Serra da Tapuia de 2006 a 2026" revela a dinâmica pluviométrica, os padrões de sazonalidade e as tendências de longo prazo na região.
📈 Resumo Estatístico da Série Temporal (2006–2026)
Média Anual Histórica: 615,7 mm
Ano Mais Chuvoso: 2009 com 995,0 mm (destacado em verde no gráfico)
Ano Mais Seco: 2012 com 191,5 mm (destacado em vermelho no gráfico — forte estiagem)
Concentração Sazonal: 76,4% das chuvas do ano ocorrem no 1º semestre (470,2 mm em média).
📊 Visualizações dos Dados
1. Precipitação Anual Acumulada
O gráfico abaixo exibe os volumes totais anuais registrados em relação à média histórica (linha tracejada laranja):
2. Sazonalidade Mensal Média
Este gráfico mostra o comportamento médio das chuvas ao longo dos meses do ano:
🗓️ Tabela Comparativa Mensal e Anual (mm)
| Ano | Jan | Fev | Mar | Abr | Mai | Jun | Jul | Ago | Set | Out | Nov | Dez | Total (mm) |
| 2006 | 0,0 | 35,0 | 65,0 | 169,0 | 3,5 | 27,5 | 25,0 | 37,0 | 6,0 | 0,0 | 16,0 | 11,5 | 395,5 |
| 2007 | 20,5 | 126,0 | 7,0 | 173,5 | 29,5 | 167,5 | 15,1 | 16,5 | 11,0 | 2,0 | 5,6 | 6,5 | 580,7 |
| 2008 | 32,0 | 1,5 | 300,0 | 176,7 | 95,0 | 78,0 | 66,8 | 111,5 | 33,0 | 5,0 | 6,0 | 0,5 | 906,0 |
| 2009 | 40,5 | 213,5 | 102,0 | 189,0 | 168,5 | 101,5 | 66,5 | 95,0 | 12,5 | 0,5 | 0,5 | 5,0 | 995,0 |
| 2010 | 57,0 | 9,0 | 24,5 | 51,0 | 21,0 | 78,0 | 23,5 | 14,0 | 13,5 | 2,5 | 0,0 | 38,0 | 332,0 |
| 2011 | 271,0 | 50,0 | 68,0 | 117,5 | 119,5 | 59,0 | 110,5 | 25,0 | 4,0 | 7,0 | 8,0 | 25,5 | 865,0 |
| 2012 | 7,0 | 34,0 | 32,5 | 2,5 | 14,0 | 57,5 | 40,5 | 0,0 | 0,0 | 3,0 | 0,0 | 0,5 | 191,5 |
| 2013 | 9,0 | 5,0 | 5,5 | 46,5 | 35,0 | 90,0 | 94,0 | 54,0 | 52,0 | 6,0 | 9,0 | 11,0 | 417,0 |
| 2014 | 78,0 | 31,0 | 35,0 | 31,0 | 110,0 | 65,0 | 45,0 | 1,0 | 64,0 | 7,0 | 16,0 | 8,0 | 491,0 |
| 2015 | 2,0 | 39,0 | 173,0 | 46,0 | 45,0 | 78,0 | 132,0 | 2,0 | 2,0 | 8,0 | 0,0 | 20,0 | 547,0 |
| 2016 | 175,0 | 81,0 | 44,0 | 66,0 | 66,0 | 61,0 | 4,0 | 9,0 | 2,0 | 2,0 | 0,0 | 50,0 | 560,0 |
| 2017 | 7,0 | 47,0 | 37,0 | 70,0 | 33,0 | 14,0 | 110,0 | 5,0 | 6,0 | 14,0 | 2,0 | 8,0 | 353,0 |
| 2018 | 28,0 | 181,0 | 115,0 | 119,0 | 25,0 | 48,0 | 32,0 | 0,0 | 0,0 | 0,0 | 0,0 | 13,0 | 561,0 |
| 2019 | 19,0 | 115,0 | 100,0 | 159,0 | 35,0 | 76,0 | 98,0 | 27,0 | 5,0 | 8,0 | 0,0 | 10,0 | 652,0 |
| 2020 | 128,0 | 36,0 | 172,0 | 64,0 | 73,0 | 42,0 | 100,0 | 0,0 | 8,0 | 5,0 | 18,0 | 0,0 | 646,0 |
| 2021 | 18,0 | 144,0 | 60,0 | 16,0 | 68,0 | 2,0 | 2,0 | 14,0 | 2,0 | 14,0 | 20,0 | 48,0 | 408,0 |
| 2022 | 60,0 | 31,0 | 142,0 | 69,0 | 85,0 | 106,0 | 216,0 | 60,0 | 2,0 | 17,0 | 5,0 | 17,0 | 810,0 |
| 2023 | 66,0 | 19,0 | 256,0 | 59,0 | 12,0 | 46,0 | 88,0 | 89,0 | 25,0 | 0,0 | 128,0 | 87,0 | 875,0 |
| 2024 | 61,0 | 133,0 | 306,0 | 136,0 | 40,0 | 178,0 | 70,0 | 3,0 | 0,0 | 8,0 | 0,0 | 15,0 | 950,0 |
| 2025 | 83,0 | 78,0 | 151,0 | 1,0 | 67,0 | 37,0 | 68,0 | 42,0 | 13,0 | 3,0 | 2,0 | 0,0 | 545,0 |
| 2026 | 5,0 | 243,0 | 181,0 | 151,0 | 161,0 | 49,0 | 60,0 | — | — | — | — | — | 850,0 |
| Média | 55,6 | 78,7 | 113,2 | 91,1 | 62,2 | 69,6 | 69,9 | 30,2 | 13,0 | 5,6 | 11,8 | 18,7 | 615,7 |
🔍 Principais Conclusões e Insights
Período Crítico de Quadra Chuvosa:
Março é historicamente o mês mais chuvoso do ano, com média de 113,2 mm, seguido por Abril (91,1 mm) e Fevereiro (78,7 mm).
O quadrimestre de Fevereiro a Maio acumula a maior parcela hídrica indispensável para os mananciais locais e planejamento agrícola.
Estiagem Prolongada no 2º Semestre:
O período de Setembro a Novembro registra os menores índices do ano (médias abaixo de 15 mm/mês), sendo Outubro o mês mais seco (5,6 mm em média).
Ciclo Mais Úmido nos Anos Recentes:
O período recente (2022 a 2026) apresenta uma sequência expressiva de anos bem acima da média histórica, registrando picos em 2022 (810 mm), 2023 (875 mm), 2024 (950 mm) e o acumulado parcial de 2026 (850 mm até o momento).
