Belém weather by month & the best time to visit
Brazil · major coastal city · tropical rainforest climate
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The best time to visit Belém is August — its sunniest month (Sunshine Score 76/100), with July and September close behind. Belém averages about 2,385 hours of sunshine a year. Daytime highs around 31°C / 88°F and roughly 93 mm of rain in August.
When is the best time to visit Belém?
For sunshine, the best time to visit Belém is August, then July and September. The dullest month is January (65/100, 311 mm of rain). The full month-by-month picture is in the table below.
How sunny is Belém?
Belém gets a moderate 2,385 hours of sunshine a year. Conditions barely change through the year — only 11 Sunshine Score points separate August from January. It ranks #79 of 131 destinations in Brazil for annual sunshine, below the national median of 2,486 hours. Rain has a clear season: the wettest stretch, around March, carries about 45% of the annual 2,568 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 65 | 29° / 84°F | 24° / 75°F | 311 mm | 9 | 30° / 86°F |
| February | 65 | 28° / 82°F | 24° / 75°F | 369 mm | 9 | 30° / 86°F |
| March | 65 | 28° / 82°F | 24° / 75°F | 411 mm | 10 | 30° / 86°F |
| April | 65 | 28° / 82°F | 24° / 75°F | 383 mm | 10 | 30° / 86°F |
| May | 65 | 28° / 82°F | 24° / 75°F | 275 mm | 10 | 31° / 88°F |
| June | 65 | 29° / 84°F | 24° / 75°F | 171 mm | 10 | 31° / 88°F |
| July | 71 | 29° / 84°F | 24° / 75°F | 119 mm | 10 | 31° / 88°F |
| August | 76 | 31° / 88°F | 24° / 75°F | 93 mm | 11 | 31° / 88°F |
| September | 71 | 33° / 91°F | 24° / 75°F | 75 mm | 11 | 30° / 86°F |
| October | 71 | 33° / 91°F | 24° / 75°F | 79 mm | 10 | 30° / 86°F |
| November | 68 | 33° / 91°F | 25° / 77°F | 94 mm | 10 | 30° / 86°F |
| December | 65 | 31° / 88°F | 24° / 75°F | 188 mm | 9 | 30° / 86°F |
Sea temperature in Belém by month
The sea off Belém is warmest in May at around 31°C / 88°F, and coolest in January at 30°C / 86°F. The water sits at a comfortable 21°C or warmer roughly all year round. Month-by-month sea-surface temperatures are in the Sea column of the table above.
Nearest destinations
Head-to-head
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Belém: questions and answers
What kind of destination is Belém?
Belém is a major coastal city in Brazil with a tropical rainforest climate — the sea reaches 31°C at its warmest and is swimmable (21°C+) year-round.
How many hours of sunshine does Belém get a year?
Belém gets about 2,385 hours of sunshine a year, at its best around August.
When is the best time to visit Belém?
The sunniest time to visit Belém is August, when the Sunshine Score peaks at 76/100 (with July and September close behind). Expect daytime highs around 31°C / 88°F.
What is the least sunny month in Belém?
January is the least sunny month in Belém, scoring 65/100 with about 311 mm of rain.
What is the sea temperature in Belém?
The sea in Belém ranges from about 30°C (January) to 31°C (May). Month-by-month sea temperatures are on this page.
How strong is the sun in Belém?
The typical midday UV index in Belém peaks around 11 (extreme) in August, easing to about 9 (very high) in January. Month-by-month midday UV values are in the UV column of the table on this page.
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