Climate and dengue seasonality in each study site.

<p>Campo Grande (CGR), Parnamirim (PNM), Santarém (STR) and the neighbor cities of Duque de Caxias and Nova Iguaçu (DQC-NIG). Grey bars: monthly accumulated rainfall; solid and dotted black lines: mean, minimum and maximum monthly temperatures; red lines: 2001–2009 average monthly dengue incidence (cases per 10,000 inhabitants). Dashed red line: dengue incidence in NIG. Data sources: Dengue incidence <a href="" target="_blank"></a>), population (<a href="" target="_blank"></a>), meteorological data (SISAM <a href="" target="_blank"></a>).</p>