Pirajuí in Summer

In summer (December, January and February), Pirajuí sees average daytime highs around 30°C and overnight lows near 21°C, with 621 mm of rain over about 60 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 30°C. The sky is clear or mostly clear about 16% of the time across summer, and the air most often feels muggy.

Summer is Pirajuí's weakest season of the year to visit on our travel score. For the whole year in context, see Pirajuí's year-round climate.

Avg daytime high
30°C
warmest season of the year
Avg overnight low
21°C
Rainfall
621 mm
60 wet days
Avg wind
8 km/h
Travel score
3.7
weakest season of the year
Months
Dec · Jan · Feb

Temperature in Pirajuí in Summer

Average highAverage lowShaded bands: 10–90% of days

Across summer, daytime highs hold fairly steady around 30°C.

A typical summer day in Pirajuí reaches about 30°C and drops to 21°C overnight. The warmest of the three months is December, the coolest December.

15°20°25°30°35°DecJanFeb

How summer really feels in Pirajuí

Once humidity and wind are folded in, summer brings about 75 days that feel above 32°C and 0 that feel at or below 0°C.

Days feeling ≥ 32°C
75
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Pirajuí 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.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 21°25022.213.23.6
Feb30° / 21°17618.612.83.7
Mar30° / 21°13917.112.24.3
Apr29° / 19°617.611.56.0
May26° / 16°565.7117.5
Jun26° / 15°37410.78.0
Jul26° / 14°233.210.88.2
Aug28° / 16°303.611.27.4
Sep30° / 18°617.411.95.7
Oct30° / 19°11312.512.54.6
Nov30° / 20°14715.113.14.2
Dec30° / 21°19519.613.33.8

Cloud cover in Summer

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% of the time across summer.

0%25%50%75%100%DecJanFeb

Chance of precipitation in Summer

Any precipitation

Pirajuí gets around 621 mm of rain over 60 wet days across summer. The line is the day-by-day chance of measurable precipitation.

0%20%40%60%80%DecJanFeb

Humidity in Summer

DryComfortableHumidMuggyOppressiveMiserable

Most of summer feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.

0%25%50%75%100%DecJanFeb

Wind in Summer

Winds average 8 km/h across summer.

051015DecJanFeb

Sunrise & sunset in Summer

DaylightNight

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.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMDecJanFeb

Solar energy in Summer

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across summer, about 5.7 kWh/m².

0246DecJanFeb
Planning a trip in summer

Hazard calendar for Pirajuí

In seasonPeak

In summer, Pirajuí overlaps its rainy season season. The full year is below, with each hazard's peak months called out.

Pirajuí's rainy season runs October–March, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is summer a good time to visit Pirajuí?

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.

3.7
Sightseeing
4th-best month of the year
5.1
Beach & pool
4th-best month of the year

summer is a weaker month for outdoor sightseeing in Pirajuí.

What to pack for Pirajuí in Summer

From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In summer, Pirajuí sees daytime highs around 30°C and nights near 21°C. Pack light clothes and rain gear. Worth having: sun protection. About 60 days see rain.

light clothesrain gearsun protection

UV index in Pirajuí in Summer

LowModerateHighVery highExtreme

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 Pirajuí peaks around January 21 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 6 (high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 21UV 15Jul 10UV 6
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Very high
May7Very high
Jun6High
Jul6High
Aug8Very high
Sep9Very high
Oct11Extreme
Nov13Extreme
Dec13Extreme

Air quality in Pirajuí in Summer

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.

Air quality in Pirajuí is worst in September — around 22 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (November, 8 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1422 µg/m³Nov 238 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb9Good
Mar9Good
Apr10Good
May11Good
Jun11Good
Jul11Good
Aug18Moderate
Sep22Moderate
Oct15Moderate
Nov8Good
Dec8Good
Location & terrain

Where is Pirajuí?

Pirajuí sits at 22.0°S, 49.5°W, 499 m above sea level, in Brazil. The nearest listed city is Cafelândia, 27 km away.

Topography around Pirajuí

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Pirajuí.

Within 3 km, the terrain around Pirajuí has only modest variations in elevation — a maximum elevation change of 117 m around an average of 506 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 213 m; within 80 km, significant variations in elevation — a maximum elevation change of 362 m.

The land around Pirajuí is covered by trees (33%), grassland (30%) and cropland (21%) within 3 km, cropland (43%), trees (31%) and grassland (26%) within 16 km, and cropland (49%) and trees (29%) within 80 km.

3 km
117 m
16 km
213 m
80 km
362 m
treesgrasslandcroplandartificial surfaceswater
Summer weather nearby: Cafelândia 27 km · Garça 31 km · Lins 46 km · Bauru 54 km · Marília 56 km · Piratininga 57 km · Novo Horizonte 64 km · Promissão 66 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
Roman Catholic 57%Evangelical 27%none 9%other 4%

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 Pirajuí (-21.9986°, -49.4572°, elevation 499 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.