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Cabo Frio Weather in May
Thinking of visiting Cabo Frio in May? Expect high temperatures reaching 26°C (79°F) during the day, dropping to 22°C (72°F) at night, and note that quite a bit of rainfall is likely.
Rainfall in Cabo Frio in May
Expect around 13 days of rain based on historical data, with 66 mm (2.6 in) average. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.
Temperature in Cabo Frio in May
Weather in Cabo Frio is at its excellent in May. Highs reach 26°C (79°F), while nights settle around 22°C (72°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights are mild at around 22°C (72°F), which is comfortable for most people.If your ideal day consists of dry skies and pleasant temperatures, February, April, May, June, July, August, September and October typically offer the best circumstances for Cabo Frio.
Cabo Frio Temperature in May
Min Temperature
22°C (72°F)
Max Temperature
26°C (79°F)
Chance of Rain
43%
Precipitation
66 mm (2.6 in)
Rainy days
13 days
Humidity
81%
Cabo Frio Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Cabo Frio - and find the best time to visit.
Daily Historical Temperatures
41-year average (1976-2026)
Based on our historical records, temperatures in Cabo Frio typically stay consistent throughout May, with daily highs averaging around 26°C (79°F). Nights are pleasant, with lows typically ranging from 17°C (63°F) to 19°C (66°F).
Average temperatures in May
Historical weather records for Cabo Frio in May
Browse day-by-day weather records for Cabo Frio spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Cabo Frio historical weather extremes in May
The extremes listed below come from historical weather data collected in Cabo Frio from 2005 through 2026.
- The hottest May day on record in Cabo Frio reached 34°C (93°F) (May 26, 2009).
- Cabo Frio experienced its chilliest May day on May 22, 2005, reaching only 17°C (63°F).
- The coldest night in May in Cabo Frio was on May 25, 2007, with a minimum of 8°C (46°F).
Best Places in Brazil in May
Find out more about the weather in Brazil and which places have the best travel conditions in this month. See all of Brazil in May →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Cabo Frio in May
Warm temperatures in May make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Rain gear is recommended, you can expect wet weather on multiple days.
What To Do in Cabo Frio in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling8/10 -
Walking8/10 -
Camping8/10 -
Outdoor sports8/10
Cabo Frio 3-Day Forecast
More climate data for Cabo Frio
See the full Cabo Frio climate overview or explore weather in Brazil.
Popular in May
Where to go in May - average daytime high across popular destinations.
Fortaleza
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27°C (81°F) Búzios
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