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The state of Rio Grande do Norte has a warm tropical climate, with significant differences in rainfall between the hot and humid coast and the hot and dry interior. Temperatures are fairly constant in every season of the year and vary between the hottest month and the coldest month by a few degrees.
The hottest months are from October to February, while the coldest months are from June to August. During the year along the coast the maximum average temperatures vary between 32 ° C and 29 ° C, while in the interior they vary between 35 ° C and 30 ° C, the average minimum temperatures vary throughout the state between 19 ° C and 24 ° C.
Rainfall is the main factor that differentiates the climate of the Rio Grande do Norte. Along the east coast the climate is humid tropical, here the rains are quite abundant with annual averages between 1,000 and 1,500 mm, here the rainiest months are between March and August, the dry months between September and January. But along the northern coast the climate becomes semi-arid, rainfall decreases with values around 700 mm and the rainy season is reduced to the months from February to May.
Inland the climate is semi-arid with long periods of drought and scarce rains, the annual average varies between 500 mm and 800 mm, the rainiest months are those from February to May.
The sea water temperature varies between 26 ° C in the winter and 28 ° C in the summer months.
WHEN TO GO IN THE RIO GRANDE DO NORTE
The best time to visit the north coast of Rio Grande do Norte are the driest months between June and January. While along the east coast the best months are between September and January. Inland the best months are the winter months between June and August.
THE CLIMATE OF THE RIO GRANDE DO NORTE: CLIMATE TABLES
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NATAL (30 meters) | ||||
Month | Average low (°C) | Average high (°C) | Precip. (mm) | Precip. days |
January | 24,0 | 30,2 | 54,6 | 6 |
February | 23,8 | 30,5 | 87,3 | 9 |
March | 23,3 | 30,3 | 195,8 | 14 |
April | 22,8 | 29,8 | 264,7 | 16 |
May | 22,3 | 29,1 | 239,6 | 14 |
June | 21,5 | 28,2 | 202,2 | 16 |
July | 20,8 | 27,7 | 196,9 | 17 |
August | 20,7 | 27,9 | 112,6 | 13 |
September | 21,7 | 28,6 | 59,1 | 8 |
October | 22,7 | 29,5 | 17,1 | 4 |
November | 23,1 | 29,7 | 14,7 | 4 |
December | 23,6 | 30,2 | 20,8 | 5 |
YEAR | 22,5 | 29,3 | 1465,4 | 126 |
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MOSSORÓ (16 meters) | ||||
Month | Average low (°C) | Average high (°C) | Precip. (mm) | Precip. days |
January | 24 | 34 | 59 | |
February | 23 | 33 | 106 | |
March | 23 | 33 | 151 | |
April | 23 | 32 | 195 | |
May | 23 | 32 | 112 | |
June | 22 | 32 | 52 | |
July | 22 | 32 | 43 | |
August | 21 | 34 | 10 | |
September | 22 | 34 | 6 | |
October | 23 | 35 | 2 | |
November | 23 | 35 | 3 | |
December | 24 | 34 | 26 | |
YEAR | – | – | 765 |
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CAICÓ (151 meters) | ||||
Month | Average low (°C) | Average high (°C) | Precip. (mm) | Precip. days |
January | 21 | 33 | 59 | |
February | 21 | 32 | 89 | |
March | 21 | 32 | 175 | |
April | 21 | 31 | 131 | |
May | 21 | 31 | 52 | |
June | 19 | 30 | 37 | |
July | 19 | 30 | 14 | |
August | 19 | 32 | 2 | |
September | 20 | 33 | 33 | |
October | 21 | 34 | 11 | |
November | 21 | 34 | 5 | |
December | 22 | 34 | 23 | |
YEAR | – | – | 631 |
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PATU (248 meters) | ||||
Month | Average low (°C) | Average high (°C) | Precip. (mm) | Precip. days |
January | 23 | 34 | 66 | |
February | 22 | 32 | 113 | |
March | 22 | 32 | 210 | |
April | 22 | 32 | 169 | |
May | 22 | 32 | 90 | |
June | 21 | 32 | 40 | |
July | 20 | 31 | 31 | |
August | 20 | 33 | 8 | |
September | 22 | 35 | 25 | |
October | 21 | 35 | 6 | |
November | 22 | 35 | 9 | |
December | 23 | 35 | 25 | |
YEAR | – | – | 792 |
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SEA WATER TEMPERATURE
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GENIPABU | |
Month | Sea water temperature °C |
January | 28 |
February | 28 |
March | 28 |
April | 28 |
May | 28 |
June | 28 |
July | 27 |
August | 26 |
September | 26 |
October | 27 |
November | 27 |
December | 27 |
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