Barcelos weather by month & the best time to visit
Brazil · small town · tropical rainforest climate

The best time to visit Barcelos is September — its sunniest month (Sunshine Score 71/100), with October and August close behind. Barcelos averages about 1,981 hours of sunshine a year. Daytime highs around 30°C / 86°F and roughly 106 mm of rain in September.
When is the best time to visit Barcelos?
For sunshine, the best time to visit Barcelos is September, then October and August. The dullest month is January (63/100, 153 mm of rain). The full month-by-month picture is in the table below.
How sunny is Barcelos?
Barcelos gets a moderate 1,981 hours of sunshine a year. Conditions barely change through the year — only 8 Sunshine Score points separate September from January. It ranks #121 of 131 destinations in Brazil for annual sunshine, below the national median of 2,486 hours. The year's 2,294 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 63 | 29° / 84°F | 24° / 75°F | 153 mm | 10 |
| February | 63 | 29° / 84°F | 24° / 75°F | 171 mm | 10 |
| March | 63 | 29° / 84°F | 24° / 75°F | 248 mm | 10 |
| April | 63 | 28° / 82°F | 24° / 75°F | 340 mm | 9 |
| May | 63 | 28° / 82°F | 24° / 75°F | 303 mm | 8 |
| June | 63 | 28° / 82°F | 24° / 75°F | 232 mm | 8 |
| July | 63 | 28° / 82°F | 24° / 75°F | 188 mm | 9 |
| August | 66 | 29° / 84°F | 24° / 75°F | 131 mm | 9 |
| September | 71 | 30° / 86°F | 24° / 75°F | 106 mm | 10 |
| October | 69 | 30° / 86°F | 25° / 77°F | 116 mm | 9 |
| November | 64 | 30° / 86°F | 24° / 75°F | 145 mm | 9 |
| December | 63 | 29° / 84°F | 24° / 75°F | 161 mm | 9 |
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Barcelos: questions and answers
What kind of destination is Barcelos?
Barcelos is a small town in Brazil with a tropical rainforest climate.
How many hours of sunshine does Barcelos get a year?
Barcelos gets about 1,981 hours of sunshine a year, at its best around September.
When is the best time to visit Barcelos?
The sunniest time to visit Barcelos is September, when the Sunshine Score peaks at 71/100 (with October and August close behind). Expect daytime highs around 30°C / 86°F.
What is the least sunny month in Barcelos?
January is the least sunny month in Barcelos, scoring 63/100 with about 153 mm of rain.
How strong is the sun in Barcelos?
The typical midday UV index in Barcelos peaks around 10 (very high) in January, easing to about 8 (very high) in May. Month-by-month midday UV values are in the UV column of the table on this page.
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