Cabo Frio in Spring
In spring (September, October and November), Cabo Frio sees average daytime highs around 23°C and overnight lows near 21°C, with 202 mm of rain over about 25 wet days across the season. It is the 3rd-warmest season and the 3rd-wettest season.
Across spring, daytime highs hold fairly steady around 23°C. The sky is clear or mostly clear about 39% of the time across spring, and the air most often feels muggy.
Spring is Cabo Frio's 2nd-best season to visit on our travel score. Cabo Frio has little temperature swing across the year, so its calendar seasons blur — the season framing matters less here than for a place with four distinct seasons. For the whole year in context, see Cabo Frio's year-round climate.
- Avg daytime high
- 23°C
- 3rd-warmest season
- Avg overnight low
- 21°C
- Rainfall
- 202 mm
- 25 wet days
- Avg wind
- 24 km/h
- Travel score
- 7.1
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Cabo Frio in Spring
Across spring, daytime highs hold fairly steady around 23°C.
A typical spring day in Cabo Frio reaches about 23°C and drops to 21°C overnight. The warmest of the three months is November, the coolest September.
Cabo Frio weather by month
How the three spring months (September, October and November) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 25° / 24° | 88 | 8.3 | 13.2 | 7.1 |
| Feb | 26° / 24° | 52 | 6 | 12.8 | 7.3 |
| Mar | 26° / 24° | 105 | 11 | 12.2 | 6.7 |
| Apr | 25° / 24° | 57 | 9.5 | 11.5 | 7.2 |
| May | 24° / 22° | 58 | 10.1 | 10.9 | 7.3 |
| Jun | 23° / 21° | 34 | 6.4 | 10.6 | 7.8 |
| Jul | 22° / 21° | 35 | 6.6 | 10.7 | 7.7 |
| Aug | 22° / 21° | 28 | 6.1 | 11.2 | 7.7 |
| Sep | 22° / 21° | 47 | 7.1 | 11.9 | 7.4 |
| Oct | 23° / 21° | 54 | 7.7 | 12.5 | 7.2 |
| Nov | 24° / 22° | 101 | 10.6 | 13.1 | 6.7 |
| Dec | 25° / 23° | 96 | 9.7 | 13.4 | 6.9 |
Cloud cover in Spring
The sky is clear or mostly clear about 39% of the time across spring.
Chance of precipitation in Spring
Cabo Frio gets around 202 mm of rain over 25 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 24 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 30 min in early September to 13 h 18 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 5.8 kWh/m².
Is spring a good time to visit Cabo Frio?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is one of the better times to visit Cabo Frio for general sightseeing.
What to pack for Cabo Frio in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Cabo Frio sees daytime highs around 23°C and nights near 21°C. Pack sun protection. Worth having: light clothes, rain gear and a windbreaker. About 25 days see rain.
Sea temperature near Cabo Frio in Spring
The nearest coast averages about 22°C across spring — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 16 km away) is warmest in March at about 25°C and coldest in September near 21°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 24 | 24 | 25 | 25 | 24 | 23 | 22 | 22 | 21 | 22 | 23 | 24 |
| Comfort | Warm | Warm | Warm | Warm | Refreshing | Refreshing | Refreshing | Refreshing | Refreshing | Refreshing | Refreshing | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 24 | Warm |
| Feb | 24 | Warm |
| Mar | 25 | Warm |
| Apr | 25 | Warm |
| May | 24 | Refreshing |
| Jun | 23 | Refreshing |
| Jul | 22 | Refreshing |
| Aug | 22 | Refreshing |
| Sep | 21 | Refreshing |
| Oct | 22 | Refreshing |
| Nov | 23 | Refreshing |
| Dec | 24 | Refreshing |
UV index in Cabo Frio in Spring
Clear-sky midday UV across spring averages around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Cabo Frio peaks around January 15 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 at about 5 (high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 14 | 13 | 12 | 9 | 7 | 6 | 5 | 8 | 7 | 11 | 13 | 13 |
| Level | Extreme | Extreme | Extreme | Very high | High | High | High | Very high | High | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 13 | Extreme |
| Mar | 12 | Extreme |
| Apr | 9 | Very high |
| May | 7 | High |
| Jun | 6 | High |
| Jul | 5 | High |
| Aug | 8 | Very high |
| Sep | 7 | High |
| Oct | 11 | Extreme |
| Nov | 13 | Extreme |
| Dec | 13 | Extreme |
Where is Cabo Frio?
Cabo Frio sits at 22.9°S, 42.0°W, 13 m above sea level, in Brazil. The nearest listed city is Arraial do Cabo, 9.0 km away.
Topography around Cabo Frio
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Cabo Frio.
Within 3 km, the terrain around Cabo Frio has only modest variations in elevation — a maximum elevation change of 100 m around an average of 5 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 375 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,806 m.
The land around Cabo Frio is covered by water (44%) and artificial surfaces (35%) within 3 km, water (61%) within 16 km, and water (51%), trees (26%) and grassland (20%) within 80 km.
Brazil travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / N
- 127 / 220 V · 60 Hz
- Prices
- ≈ 46% of US
- price level, 2025
- GDP per capita
- $10,713
- 2025
- Happiness
- 6.6 / 10
- World Happiness, 2025
- Safe drinking water
- 89%
- of population, 2024
- Homicide rate
- 19.3
- per 100k, 2023
- Road deaths
- 16
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Low
- EF EPI 482
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Cabo Frio (-22.8872°, -42.0262°, elevation 13 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.