Rio Grande do Norte weather in December
December is one of the best months to visit Rio Grande do Norte: highs of 29°C (83°F) and about 26 mm (1.0 in) of rain on average. Nights average 26°C (79°F) and cloud cover 35% (NASA POWER, 2001–2025 averages). It is the 3rd driest month of the year and the 6th warmest. Compared with November, it is about as warm and wetter; January brings highs of 29°C (83°F) and 85 mm (3.3 in) of rain.
Figures are long-term averages for Natal, the largest city in Rio Grande do Norte. See below for other places.
Is December a good time to visit Rio Grande do Norte?
best month Weather score 89/100.
Yes. December is one of the best months for weather in Rio Grande do Norte.
Does it rain a lot in Rio Grande do Norte in December?
No, it is usually dry: about 26 mm (1.0 in) falls in an average December. It is the 3rd driest month of the year.
How warm is Rio Grande do Norte in December?
Days average 29°C (83°F) and nights 26°C (79°F).
Rio Grande do Norte weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 29°C (83°F) | 26°C (79°F) | 85 mm | 48% | fair |
| February | 29°C (84°F) | 27°C (80°F) | 95 mm | 53% | fair |
| March | 29°C (84°F) | 27°C (80°F) | 142 mm | 54% | least pleasant |
| April | 29°C (84°F) | 27°C (80°F) | 180 mm | 56% | least pleasant |
| May | 29°C (83°F) | 27°C (80°F) | 157 mm | 46% | least pleasant |
| June | 28°C (82°F) | 26°C (78°F) | 209 mm | 47% | least pleasant |
| July | 27°C (81°F) | 25°C (77°F) | 145 mm | 40% | fair |
| August | 27°C (80°F) | 25°C (76°F) | 63 mm | 27% | best |
| September | 27°C (81°F) | 25°C (77°F) | 32 mm | 24% | best |
| October | 28°C (82°F) | 25°C (78°F) | 19 mm | 27% | best |
| November | 28°C (83°F) | 26°C (78°F) | 16 mm | 29% | best |
| December | 29°C (83°F) | 26°C (79°F) | 26 mm | 35% | best |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months
Weather across Rio Grande do Norte in December
Weather can differ a lot within Rio Grande do Norte: coasts, hills and mountains each have their own climate.
| Place | High | Low | Rain | Weather |
|---|---|---|---|---|
| Natal | 29°C (83°F) | 26°C (79°F) | 26 mm | best |
| Parnamirim | 29°C (83°F) | 26°C (79°F) | 26 mm | best |
| Mossoró | 34°C (94°F) | 24°C (76°F) | 15 mm | best |
| São Gonçalo do Amarante | 33°C (91°F) | 23°C (73°F) | 21 mm | fair |
| Macaíba | 33°C (91°F) | 23°C (73°F) | 21 mm | fair |
| Ceará-Mirim | 32°C (89°F) | 24°C (75°F) | 17 mm | best |
| Extremoz | 28°C (82°F) | 27°C (80°F) | 23 mm | best |
| Caicó | 36°C (97°F) | 22°C (71°F) | 23 mm | least pleasant |
| Açu | 36°C (97°F) | 23°C (74°F) | 11 mm | fair |
| São José de Mipibu | 29°C (83°F) | 26°C (79°F) | 26 mm | best |
| Currais Novos | 33°C (92°F) | 20°C (68°F) | 20 mm | fair |
| Santa Cruz | 34°C (93°F) | 21°C (70°F) | 17 mm | fair |