Piracaia in Summer
In summer (December, January and February), Piracaia sees average daytime highs around 26°C and overnight lows near 18°C, with 833 mm of rain over about 68 wet days across the season. It is the warmest season of the year and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 26°C. The sky is clear or mostly clear about 12% of the time across summer, and the air most often feels humid.
Summer is Piracaia's weakest season of the year to visit on our travel score. For the whole year in context, see Piracaia's year-round climate.
- Avg daytime high
- 26°C
- warmest season of the year
- Avg overnight low
- 18°C
- Rainfall
- 833 mm
- 68 wet days
- Avg wind
- 8 km/h
- Travel score
- 4.5
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Piracaia in Summer
Across summer, daytime highs hold fairly steady around 26°C.
A typical summer day in Piracaia reaches about 26°C and drops to 18°C overnight. The warmest of the three months is February, the coolest December.
Piracaia 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 | 26° / 18° | 317 | 24.8 | 13.3 | 4.3 |
| Feb | 27° / 18° | 255 | 20.7 | 12.8 | 4.5 |
| Mar | 26° / 17° | 211 | 20.8 | 12.2 | 5.0 |
| Apr | 25° / 16° | 83 | 11.5 | 11.5 | 6.7 |
| May | 22° / 13° | 67 | 8.1 | 10.9 | 7.1 |
| Jun | 22° / 12° | 45 | 5.3 | 10.6 | 7.5 |
| Jul | 22° / 11° | 49 | 4.7 | 10.7 | 7.7 |
| Aug | 23° / 12° | 40 | 5.3 | 11.2 | 7.9 |
| Sep | 24° / 14° | 98 | 10.3 | 11.9 | 7.0 |
| Oct | 25° / 16° | 154 | 15.9 | 12.5 | 5.8 |
| Nov | 25° / 16° | 199 | 18.3 | 13.1 | 5.3 |
| Dec | 26° / 18° | 262 | 22.9 | 13.4 | 4.6 |
Cloud cover in Summer
The sky is clear or mostly clear about 12% of the time across summer.
Chance of precipitation in Summer
Piracaia gets around 833 mm of rain over 68 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 8 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 h 18 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 5.4 kWh/m².
Hazard calendar for Piracaia
In summer, Piracaia overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Piracaia's rainy season runs October–March, when most of the year's rain falls.
Is summer a good time to visit Piracaia?
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 reasonable time to visit Piracaia for sightseeing.
What to pack for Piracaia in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Piracaia sees daytime highs around 26°C and nights near 18°C. Pack rain gear. Worth having: light clothes and sun protection. About 68 days see rain.
UV index in Piracaia 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 Piracaia peaks around January 20 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 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 | 15 | 12 | 9 | 7 | 6 | 5 | 8 | 8 | 11 | 13 | 14 |
| Level | Extreme | Extreme | Extreme | Very high | High | High | High | Very high | Very high | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 15 | Extreme |
| Feb | 15 | Extreme |
| Mar | 12 | Extreme |
| Apr | 9 | Very high |
| May | 7 | High |
| Jun | 6 | High |
| Jul | 5 | High |
| Aug | 8 | Very high |
| Sep | 8 | Very high |
| Oct | 11 | Extreme |
| Nov | 13 | Extreme |
| Dec | 14 | Extreme |
Air quality in Piracaia 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 Piracaia is worst in June — around 71 µg/m³ PM2.5 (unhealthy), about 2.3× the cleanest month (December, 31 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) | 32 | 34 | 41 | 48 | 62 | 71 | 70 | 60 | 53 | 39 | 32 | 31 |
| Level | Moderate | Moderate | Poor | Poor | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Poor | Poor | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 32 | Moderate |
| Feb | 34 | Moderate |
| Mar | 41 | Poor |
| Apr | 48 | Poor |
| May | 62 | Unhealthy |
| Jun | 71 | Unhealthy |
| Jul | 70 | Unhealthy |
| Aug | 60 | Unhealthy |
| Sep | 53 | Poor |
| Oct | 39 | Poor |
| Nov | 32 | Moderate |
| Dec | 31 | Moderate |
Where is Piracaia?
Piracaia sits at 23.1°S, 46.4°W, 822 m above sea level, in Brazil. The nearest listed city is Bom Jesus dos Perdões, 14 km away.
Topography around Piracaia
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Piracaia.
Within 3 km, the terrain around Piracaia has significant variations in elevation — a maximum elevation change of 309 m around an average of 859 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 889 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,859 m.
The land around Piracaia is covered by grassland (59%) and trees (28%) within 3 km, trees (51%) and grassland (37%) within 16 km, and trees (48%) and grassland (35%) 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 Piracaia (-23.0539°, -46.3581°, elevation 822 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.