Cabo Frio weather by month & the best time to visit
Brazil · beach resort · tropical — wet & dry seasons climate
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The best time to visit Cabo Frio is June — its sunniest month (Sunshine Score 85/100), with July and August close behind. Cabo Frio averages about 2,275 hours of sunshine a year. Daytime highs around 24°C / 75°F and roughly 39 mm of rain in June.
When is the best time to visit Cabo Frio?
For sunshine, the best time to visit Cabo Frio is June, then July and August. The dullest month is January (65/100, 180 mm of rain). The full month-by-month picture is in the table below.
How sunny is Cabo Frio?
Cabo Frio gets a moderate 2,275 hours of sunshine a year. June (85/100) is noticeably better than January (65). It ranks #98 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 December, carries about 46% of the annual 1,319 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 65 | 26° / 79°F | 24° / 75°F | 180 mm | 10 | 25° / 77°F |
| February | 71 | 27° / 81°F | 24° / 75°F | 117 mm | 11 | 26° / 79°F |
| March | 65 | 27° / 81°F | 25° / 77°F | 154 mm | 9 | 26° / 79°F |
| April | 76 | 26° / 79°F | 24° / 75°F | 88 mm | 7 | 25° / 77°F |
| May | 78 | 25° / 77°F | 22° / 72°F | 75 mm | 6 | 24° / 75°F |
| June | 85 | 24° / 75°F | 21° / 70°F | 39 mm | 5 | 24° / 75°F |
| July | 85 | 23° / 73°F | 20° / 68°F | 40 mm | 5 | 23° / 73°F |
| August | 85 | 23° / 73°F | 20° / 68°F | 39 mm | 6 | 23° / 73°F |
| September | 81 | 23° / 73°F | 20° / 68°F | 60 mm | 7 | 23° / 73°F |
| October | 74 | 24° / 75°F | 21° / 70°F | 98 mm | 8 | 23° / 73°F |
| November | 65 | 25° / 77°F | 22° / 72°F | 208 mm | 8 | 23° / 73°F |
| December | 65 | 26° / 79°F | 23° / 73°F | 221 mm | 9 | 24° / 75°F |
Sea temperature in Cabo Frio by month
The sea off Cabo Frio is warmest in February at around 26°C / 79°F, and coolest in July at 23°C / 73°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
Cabo Frio: questions and answers
What kind of destination is Cabo Frio?
Cabo Frio is a beach resort in Brazil with a tropical — wet & dry seasons climate — the sea reaches 26°C at its warmest and is swimmable (21°C+) year-round.
How many hours of sunshine does Cabo Frio get a year?
Cabo Frio gets about 2,275 hours of sunshine a year, at its best around June.
When is the best time to visit Cabo Frio?
The sunniest time to visit Cabo Frio is June, when the Sunshine Score peaks at 85/100 (with July and August close behind). Expect daytime highs around 24°C / 75°F.
What is the least sunny month in Cabo Frio?
January is the least sunny month in Cabo Frio, scoring 65/100 with about 180 mm of rain.
What is the sea temperature in Cabo Frio?
The sea in Cabo Frio ranges from about 23°C (July) to 26°C (February). Month-by-month sea temperatures are on this page.
How strong is the sun in Cabo Frio?
The typical midday UV index in Cabo Frio peaks around 11 (extreme) in February, easing to about 5 (moderate) in June. Month-by-month midday UV values are in the UV column of the table on this page.
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