Caxias do Sul in Winter
In winter (June, July and August), Caxias do Sul sees average daytime highs around 19°C and overnight lows near 9°C, with 453 mm of rain over about 33 wet days across the season. It is the coldest season of the year and the 3rd-wettest season.
Over the season highs climb from about 18°C in early June to 21°C by late August. The sky is clear or mostly clear about 36% of the time across winter, and the air most often feels dry.
Winter is Caxias do Sul's 3rd-best season to visit on our travel score. For the whole year in context, see Caxias do Sul's year-round climate.
- Avg daytime high
- 19°C
- coldest season of the year
- Avg overnight low
- 9°C
- Rainfall
- 453 mm
- 33 wet days
- Avg wind
- 9 km/h
- Travel score
- 6.0
- 3rd-best season
- Months
- Jun · Jul · Aug
Temperature in Caxias do Sul in Winter
Over the season highs climb from about 18°C in early June to 21°C by late August.
A typical winter day in Caxias do Sul reaches about 19°C and drops to 9°C overnight. The warmest of the three months is August, the coolest July.
Caxias do Sul weather by month
How the three winter months (June, July and August) 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 | 27° / 18° | 208 | 18.3 | 13.7 | 5.2 |
| Feb | 27° / 17° | 184 | 17.5 | 13 | 5.2 |
| Mar | 26° / 16° | 155 | 15.1 | 12.2 | 5.9 |
| Apr | 23° / 14° | 138 | 11.5 | 11.3 | 6.6 |
| May | 20° / 11° | 140 | 10.8 | 10.6 | 6.1 |
| Jun | 18° / 9° | 139 | 10.7 | 10.2 | 5.8 |
| Jul | 18° / 8° | 175 | 11.1 | 10.3 | 5.8 |
| Aug | 20° / 9° | 140 | 10.9 | 11 | 6.3 |
| Sep | 21° / 11° | 173 | 13.2 | 11.8 | 6.0 |
| Oct | 23° / 13° | 215 | 14.9 | 12.7 | 6.0 |
| Nov | 25° / 14° | 164 | 13.7 | 13.5 | 6.2 |
| Dec | 27° / 16° | 188 | 15.7 | 13.8 | 5.7 |
Cloud cover in Winter
The sky is clear or mostly clear about 36% of the time across winter.
Chance of precipitation in Winter
Caxias do Sul gets around 453 mm of rain over 33 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 9 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 10 h 18 min in early June to 11 h 24 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 2.9 kWh/m².
Is winter a good time to visit Caxias do Sul?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a reasonable time to visit Caxias do Sul for sightseeing.
What to pack for Caxias do Sul in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Caxias do Sul sees daytime highs around 19°C and nights near 9°C. Worth packing: rain gear. About 33 days see rain.
UV index in Caxias do Sul in Winter
Clear-sky midday UV across winter averages around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Caxias do Sul peaks around January 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 4 (moderate).
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 | 10 | 8 | 5 | 4 | 4 | 6 | 8 | 8 | 12 | 13 |
| Level | Extreme | Extreme | Extreme | Very high | Moderate | Moderate | Moderate | High | Very high | Very high | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 13 | Extreme |
| Mar | 10 | Extreme |
| Apr | 8 | Very high |
| May | 5 | Moderate |
| Jun | 4 | Moderate |
| Jul | 4 | Moderate |
| Aug | 6 | High |
| Sep | 8 | Very high |
| Oct | 8 | Very high |
| Nov | 12 | Extreme |
| Dec | 13 | Extreme |
Air quality in Caxias do Sul in Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter falls, not just the annual average.
Air quality in Caxias do Sul is worst in August — around 22 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (February, 9 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 10 | 9 | 10 | 11 | 12 | 12 | 15 | 22 | 18 | 12 | 11 | 10 |
| Level | Good | Good | Good | Good | Moderate | Good | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 10 | Good |
| Feb | 9 | Good |
| Mar | 10 | Good |
| Apr | 11 | Good |
| May | 12 | Moderate |
| Jun | 12 | Good |
| Jul | 15 | Moderate |
| Aug | 22 | Moderate |
| Sep | 18 | Moderate |
| Oct | 12 | Good |
| Nov | 11 | Good |
| Dec | 10 | Good |
Where is Caxias do Sul?
Caxias do Sul sits at 29.2°S, 51.2°W, 787 m above sea level, in Brazil. The nearest listed city is Flores da Cunha, 15 km away.
Topography around Caxias do Sul
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Caxias do Sul.
Within 3 km, the terrain around Caxias do Sul has only modest variations in elevation — a maximum elevation change of 226 m around an average of 758 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 814 m; within 80 km, large variations in elevation — a maximum elevation change of 1,066 m.
The land around Caxias do Sul is covered by artificial surfaces (80%) within 3 km, trees (72%) within 16 km, and trees (66%) and grassland (22%) 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 Caxias do Sul (-29.1681°, -51.1794°, elevation 787 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.