Rio Grande do Norte weather in March
March is one of the least pleasant months in Rio Grande do Norte: highs of 29°C (84°F) and about 142 mm (5.6 in) of rain on average. Nights average 27°C (80°F) and cloud cover 54% (NASA POWER, 2001–2025 averages). The sea averages 30°C (86°F). It is the 5th wettest month of the year and the warmest. Compared with February, it is about as warm and wetter; April brings highs of 29°C (84°F) and 180 mm (7.1 in) of rain.
Figures are long-term averages for Natal, the largest city in Rio Grande do Norte. See below for other places.
Is March a good time to visit Rio Grande do Norte?
least pleasant month Weather score 66/100.
March is one of the least pleasant months for weather in Rio Grande do Norte. For better conditions, consider Aug–Dec.
Does it rain a lot in Rio Grande do Norte in March?
Some rain is normal: about 142 mm (5.6 in) falls in an average March. It is the 5th wettest month of the year.
How warm is Rio Grande do Norte in March?
Days average 29°C (84°F) and nights 27°C (80°F).
Rio Grande do Norte weather by month
| Month | High | Low | Rain | Cloud | Sea | Weather |
|---|---|---|---|---|---|---|
| January | 29°C (83°F) | 26°C (79°F) | 85 mm | 48% | 30°C (85°F) | fair |
| February | 29°C (84°F) | 27°C (80°F) | 95 mm | 53% | 30°C (85°F) | fair |
| March | 29°C (84°F) | 27°C (80°F) | 142 mm | 54% | 30°C (86°F) | least pleasant |
| April | 29°C (84°F) | 27°C (80°F) | 180 mm | 56% | 30°C (86°F) | least pleasant |
| May | 29°C (83°F) | 27°C (80°F) | 157 mm | 46% | 29°C (84°F) | least pleasant |
| June | 28°C (82°F) | 26°C (78°F) | 209 mm | 47% | 28°C (82°F) | least pleasant |
| July | 27°C (81°F) | 25°C (77°F) | 145 mm | 40% | 27°C (80°F) | fair |
| August | 27°C (80°F) | 25°C (76°F) | 63 mm | 27% | 27°C (80°F) | best |
| September | 27°C (81°F) | 25°C (77°F) | 32 mm | 24% | 27°C (80°F) | best |
| October | 28°C (82°F) | 25°C (78°F) | 19 mm | 27% | 27°C (81°F) | best |
| November | 28°C (83°F) | 26°C (78°F) | 16 mm | 29% | 28°C (82°F) | best |
| December | 29°C (83°F) | 26°C (79°F) | 26 mm | 35% | 28°C (83°F) | best |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis), sea temperature from Open-Meteo Marine. Page updated . How we rate months
Weather across Rio Grande do Norte in March
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 (84°F) | 27°C (80°F) | 142 mm | least pleasant |
| Parnamirim | 29°C (84°F) | 27°C (80°F) | 142 mm | least pleasant |
| Mossoró | 32°C (89°F) | 24°C (75°F) | 128 mm | least pleasant |
| São Gonçalo do Amarante | 31°C (88°F) | 23°C (73°F) | 130 mm | least pleasant |
| Macaíba | 31°C (88°F) | 23°C (73°F) | 130 mm | least pleasant |
| Ceará-Mirim | 31°C (87°F) | 24°C (75°F) | 135 mm | least pleasant |
| Extremoz | 28°C (83°F) | 27°C (81°F) | 145 mm | least pleasant |
| Caicó | 33°C (91°F) | 21°C (70°F) | 128 mm | least pleasant |
| Açu | 33°C (92°F) | 23°C (73°F) | 115 mm | least pleasant |
| São José de Mipibu | 29°C (84°F) | 27°C (80°F) | 142 mm | fair |
| Currais Novos | 31°C (87°F) | 20°C (68°F) | 111 mm | least pleasant |
| Santa Cruz | 31°C (89°F) | 21°C (70°F) | 121 mm | least pleasant |