Ribeirão Preto in Summer
In summer (December, January and February), Ribeirão Preto sees average daytime highs around 30°C and overnight lows near 21°C, with 652 mm of rain over about 64 wet days across the season. It is the 2nd-warmest season and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 30°C. The sky is clear or mostly clear about 15% of the time across summer, and the air most often feels muggy.
Summer is Ribeirão Preto's weakest season of the year to visit on our travel score. For the whole year in context, see Ribeirão Preto's year-round climate.
- Avg daytime high
- 30°C
- 2nd-warmest season
- Avg overnight low
- 21°C
- Rainfall
- 652 mm
- 64 wet days
- Avg wind
- 7 km/h
- Travel score
- 3.7
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Ribeirão Preto in Summer
Across summer, daytime highs hold fairly steady around 30°C.
A typical summer day in Ribeirão Preto reaches about 30°C and drops to 21°C overnight. The warmest of the three months is February, the coolest February.
Ribeirão Preto weather by month
How the three summer months (December, January and February) 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 | 30° / 21° | 255 | 23.1 | 13.1 | 3.6 |
| Feb | 30° / 21° | 176 | 18.3 | 12.7 | 3.9 |
| Mar | 30° / 20° | 158 | 18.6 | 12.1 | 4.2 |
| Apr | 29° / 18° | 65 | 9.1 | 11.5 | 5.8 |
| May | 27° / 16° | 45 | 5.6 | 11 | 7.5 |
| Jun | 26° / 14° | 27 | 2.9 | 10.7 | 8.1 |
| Jul | 27° / 14° | 19 | 2.4 | 10.8 | 8.2 |
| Aug | 29° / 15° | 19 | 2.8 | 11.3 | 7.1 |
| Sep | 30° / 18° | 68 | 6.8 | 11.9 | 5.4 |
| Oct | 31° / 20° | 113 | 12.9 | 12.5 | 4.3 |
| Nov | 30° / 20° | 168 | 17.4 | 13 | 4.1 |
| Dec | 30° / 21° | 221 | 22.1 | 13.3 | 3.7 |
Cloud cover in Summer
The sky is clear or mostly clear about 15% of the time across summer.
Chance of precipitation in Summer
Ribeirão Preto gets around 652 mm of rain over 64 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 7 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 h 12 min in early December to 12 h 30 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 5.7 kWh/m².
Hazard calendar for Ribeirão Preto
In summer, Ribeirão Preto overlaps its monsoon season. The full year is below, with each hazard's peak months called out.
Ribeirão Preto's monsoon runs November–March, when most of the year's rain falls.
Is summer a good time to visit Ribeirão Preto?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a weaker month for outdoor sightseeing in Ribeirão Preto.
What to pack for Ribeirão Preto in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Ribeirão Preto sees daytime highs around 30°C and nights near 21°C. Pack light clothes and rain gear. Worth having: sun protection. About 64 days see rain.
UV index in Ribeirão Preto in Summer
Clear-sky midday UV across summer averages around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Ribeirão Preto peaks around January 19 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 6 (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) | 15 | 14 | 13 | 10 | 7 | 6 | 7 | 8 | 9 | 11 | 13 | 14 |
| Level | Extreme | Extreme | Extreme | Very high | Very high | High | High | Very high | Very high | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 15 | Extreme |
| Feb | 14 | Extreme |
| Mar | 13 | Extreme |
| Apr | 10 | Very high |
| May | 7 | Very high |
| Jun | 6 | High |
| Jul | 7 | High |
| Aug | 8 | Very high |
| Sep | 9 | Very high |
| Oct | 11 | Extreme |
| Nov | 13 | Extreme |
| Dec | 14 | Extreme |
Air quality in Ribeirão Preto in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Ribeirão Preto is worst in September — around 38 µg/m³ PM2.5 (poor), about 5.3× the cleanest month (November, 7 µg/m³).
Seasonal pattern from CAMS reanalysis, scaled to Ribeirão Preto's WHO annual average of 13.9 µg/m³.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 9 | 9 | 9 | 10 | 11 | 11 | 12 | 28 | 38 | 14 | 7 | 8 |
| Level | Good | Good | Good | Good | Good | Good | Moderate | Moderate | Poor | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 9 | Good |
| Feb | 9 | Good |
| Mar | 9 | Good |
| Apr | 10 | Good |
| May | 11 | Good |
| Jun | 11 | Good |
| Jul | 12 | Moderate |
| Aug | 28 | Moderate |
| Sep | 38 | Poor |
| Oct | 14 | Moderate |
| Nov | 7 | Good |
| Dec | 8 | Good |
Where is Ribeirão Preto?
Ribeirão Preto sits at 21.2°S, 47.8°W, 554 m above sea level, in Brazil. The nearest listed city is Jardinópolis, 18 km away.
Topography around Ribeirão Preto
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Ribeirão Preto.
Within 3 km, the terrain around Ribeirão Preto has only modest variations in elevation — a maximum elevation change of 113 m around an average of 554 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 344 m; within 80 km, large variations in elevation — a maximum elevation change of 694 m.
The land around Ribeirão Preto is covered by artificial surfaces (81%) within 3 km, cropland (54%) within 16 km, and cropland (63%) and trees (26%) 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 Ribeirão Preto (-21.1775°, -47.8103°, elevation 554 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.