São Jerônimo in Winter
In winter (June, July and August), São Jerônimo sees average daytime highs around 19°C and overnight lows near 11°C, with 382 mm of rain over about 29 wet days across the season. It is the coldest season of the year and the 2nd-wettest season.
Over the season highs climb from about 19°C in early June to 22°C by late August. The sky is clear or mostly clear about 33% of the time across winter, and the air most often feels dry.
Winter is São Jerônimo's 3rd-best season to visit on our travel score. For the whole year in context, see São Jerônimo's year-round climate.
- Avg daytime high
- 19°C
- coldest season of the year
- Avg overnight low
- 11°C
- Rainfall
- 382 mm
- 29 wet days
- Avg wind
- 10 km/h
- Travel score
- 6.2
- 3rd-best season
- Months
- Jun · Jul · Aug
Temperature in São Jerônimo in Winter
Over the season highs climb from about 19°C in early June to 22°C by late August.
A typical winter day in São Jerônimo reaches about 19°C and drops to 11°C overnight. The warmest of the three months is August, the coolest July.
São Jerônimo 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 | 30° / 21° | 128 | 14 | 13.7 | 4.6 |
| Feb | 30° / 20° | 118 | 12.6 | 13.1 | 4.7 |
| Mar | 28° / 19° | 105 | 11 | 12.2 | 5.8 |
| Apr | 25° / 16° | 108 | 9.2 | 11.3 | 6.9 |
| May | 21° / 13° | 111 | 8.8 | 10.5 | 6.7 |
| Jun | 19° / 11° | 119 | 9.3 | 10.1 | 6.1 |
| Jul | 19° / 10° | 144 | 10 | 10.3 | 6.1 |
| Aug | 21° / 11° | 119 | 10 | 10.9 | 6.5 |
| Sep | 22° / 13° | 149 | 11.3 | 11.8 | 6.3 |
| Oct | 24° / 15° | 170 | 12.1 | 12.7 | 6.4 |
| Nov | 27° / 17° | 121 | 10.1 | 13.5 | 6.5 |
| Dec | 29° / 19° | 118 | 11.8 | 13.9 | 5.2 |
Cloud cover in Winter
The sky is clear or mostly clear about 33% of the time across winter.
Chance of precipitation in Winter
São Jerônimo gets around 382 mm of rain over 29 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 10 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 10 h 12 min in early June to 11 h 18 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 2.8 kWh/m².
Is winter a good time to visit São Jerônimo?
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 São Jerônimo for sightseeing.
What to pack for São Jerônimo in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, São Jerônimo sees daytime highs around 19°C and nights near 11°C. Worth packing: rain gear. About 29 days see rain.
UV index in São Jerônimo 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 São Jerônimo peaks around January 15 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 3 (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) | 13 | 12 | 9 | 7 | 4 | 3 | 4 | 5 | 8 | 7 | 11 | 12 |
| Level | Extreme | Extreme | Very high | Very high | Moderate | Moderate | Moderate | Moderate | Very high | Very high | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 13 | Extreme |
| Feb | 12 | Extreme |
| Mar | 9 | Very high |
| Apr | 7 | Very high |
| May | 4 | Moderate |
| Jun | 3 | Moderate |
| Jul | 4 | Moderate |
| Aug | 5 | Moderate |
| Sep | 8 | Very high |
| Oct | 7 | Very high |
| Nov | 11 | Extreme |
| Dec | 12 | Extreme |
Air quality in São Jerônimo 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 São Jerônimo is worst in August — around 20 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (December, 10 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) | 12 | 11 | 12 | 15 | 17 | 17 | 19 | 20 | 19 | 13 | 12 | 10 |
| Level | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 12 | Good |
| Feb | 11 | Good |
| Mar | 12 | Good |
| Apr | 15 | Moderate |
| May | 17 | Moderate |
| Jun | 17 | Moderate |
| Jul | 19 | Moderate |
| Aug | 20 | Moderate |
| Sep | 19 | Moderate |
| Oct | 13 | Moderate |
| Nov | 12 | Good |
| Dec | 10 | Good |
Where is São Jerônimo?
São Jerônimo sits at 30.0°S, 51.7°W, 18 m above sea level, in Brazil. The nearest listed city is Triunfo, 2.0 km away.
Topography around São Jerônimo
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of São Jerônimo.
Within 3 km, the terrain around São Jerônimo has only modest variations in elevation — a maximum elevation change of 46 m around an average of 13 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 168 m; within 80 km, large variations in elevation — a maximum elevation change of 740 m.
The land around São Jerônimo is covered by trees (38%) and water (21%) within 3 km, trees (40%), grassland (30%) and cropland (20%) within 16 km, and trees (53%) 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 São Jerônimo (-29.9592°, -51.7222°, elevation 18 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.