Nova Iguaçu weather in December
December is one of the least pleasant months in Nova Iguaçu: highs of 28°C (82°F) and about 231 mm (9.1 in) of rain on average. Nights average 22°C (71°F) and cloud cover 75% (NASA POWER, 2001–2025 averages). It is the wettest month of the year and the 4th warmest. Compared with November, it is warmer and about as wet; January brings highs of 29°C (84°F) and 213 mm (8.4 in) of rain.
Is December a good time to visit Nova Iguaçu?
least pleasant month Weather score 47/100.
December is one of the least pleasant months for weather in Nova Iguaçu. For better conditions, consider May–Sep.
Does it rain a lot in Nova Iguaçu in December?
Yes, it is one of the rainy months: about 231 mm (9.1 in) falls in an average December. It is the wettest month of the year.
How warm is Nova Iguaçu in December?
Days average 28°C (82°F) and nights 22°C (71°F).
Nova Iguaçu weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 29°C (84°F) | 23°C (73°F) | 213 mm | 71% | least pleasant |
| February | 29°C (84°F) | 23°C (73°F) | 177 mm | 62% | least pleasant |
| March | 28°C (83°F) | 23°C (73°F) | 183 mm | 66% | least pleasant |
| April | 27°C (80°F) | 22°C (71°F) | 109 mm | 56% | fair |
| May | 25°C (77°F) | 19°C (66°F) | 70 mm | 56% | best |
| June | 25°C (76°F) | 18°C (64°F) | 48 mm | 49% | best |
| July | 24°C (76°F) | 17°C (62°F) | 45 mm | 45% | best |
| August | 25°C (77°F) | 17°C (62°F) | 41 mm | 45% | best |
| September | 26°C (79°F) | 18°C (64°F) | 72 mm | 57% | best |
| October | 27°C (80°F) | 19°C (67°F) | 117 mm | 70% | fair |
| November | 27°C (80°F) | 20°C (69°F) | 217 mm | 79% | least pleasant |
| December | 28°C (82°F) | 22°C (71°F) | 231 mm | 75% | least pleasant |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months