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Algarve is the extreme southern region of Portugal, reaching out to the Atlantic ocean and Africa. The climate of the Algarve is typically Mediterranean, characterized by a mild temperature all year round, by low rainfall generally concentrated between November and March and by high insolation.
Summers are hot and dry and winters are mild, almond trees bloom in January. Along the coast, the rains normally occur between November and March, with an average annual rainfall of 520 mm, the region has only 50 rainy days per year.
In the inland areas of the region, average annual rainfall tends to increase, in particular there are more than 800 mm of rainfall in the Serra do Caldeirão mountains, and rainfall reach 1000 mm in the Serra di Monchique mountains.
The average temperature varies between 12ºC in winter (January) and 30ºC in summer (August). In summer the average maximum temperatures vary between 25 ° C and 29 ° C, while in winter they vary between 16 ° C and 18 ° C. The average minimum winter temperatures are 8 ° C, while the average minimum summer temperatures vary between 15 ° C and 18 ° C.
Sea water temperature: In summer the sea water temperature of the Algarve varies, depending on the area, between 20 ° C and 22 ° C, while in winter it varies between 15 ° C and 19 ° C.
WHEN TO GO TO ALGARVE
The best time for a visit to the Algarve are the summer months and the intermediate seasons, in practice from March until the end of September each month is good for a visit.
THE CLIMATE OF THE ALGARVE: CLIMATE TABLES
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| FARO (3 meters) | ||||
| Month | Average low (°C) | Average high (°C) | Precip. (mm) | Precip. days |
| January | 7,9 | 16,1 | 59,3 | 12 |
| February | 8,7 | 16,9 | 52,0 | 13 |
| March | 10,5 | 19,1 | 39,4 | 9 |
| April | 11,8 | 20,4 | 38,6 | 10 |
| May | 14,0 | 22,8 | 21,7 | 7 |
| June | 17,3 | 26,4 | 4,3 | 4 |
| July | 19,1 | 29,2 | 1,8 | 1 |
| August | 19,4 | 28,8 | 3,9 | 1 |
| September | 18,0 | 26,6 | 23,2 | 3 |
| October | 15,3 | 23,2 | 60,1 | 9 |
| November | 11,7 | 19,6 | 90,4 | 10 |
| December | 9,6 | 17,0 | 114,1 | 11 |
| YEAR | 13,6 | 22,2 | 508,8 | 90 |
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| ALGARVE | |
| Month | Sea water temperature °C |
| January | 16 |
| February | 16 |
| March | 16 |
| April | 17 |
| May | 18 |
| June | 20 |
| July | 21 |
| August | 22 |
| September | 22 |
| October | 20 |
| November | 19 |
| December | 17 |
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