Jundiaí Weather in December

December in Jundiaí brings high temperatures, with highs of 29°C (84°F) and nights dropping to 19°C (66°F). The rainy season is in full swing this month, so frequent downpours are part of the picture.

Rainfall in Jundiaí in December

As part of the rainy season, Jundiaí sees around 23 days of rain in December, with an average of 209 mm (8.2 in). The rainy season here brings regular, substantial showers. It's worth being prepared for rain on most days you're out.

Temperature in Jundiaí in December

If you're visiting Jundiaí in December, expect highs of 29°C (84°F) and overnight lows around 19°C (66°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With overnight lows of 19°C (66°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Jundiaí in December

Expect sunny days throughout the month, with an estimated 205 hours of sunshine. Despite being the rainy season, it could still be a nice time to visit. Rain often arrives later in the day, keeping most of the days sunny.

If your ideal day consists of dry skies and pleasant temperatures, April, May, June, July, August and September typically offer the best circumstances for Jundiaí.