Rolândia in Summer

In summer (December, January and February), Rolândia sees average daytime highs around 29°C and overnight lows near 20°C, with 679 mm of rain over about 59 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 29°C. The sky is clear or mostly clear about 19% of the time across summer, and the air most often feels muggy.

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

Avg daytime high
29°C
warmest season of the year
Avg overnight low
20°C
Rainfall
679 mm
59 wet days
Avg wind
8 km/h
Travel score
4.1
weakest season of the year
Months
Dec · Jan · Feb

Temperature in Rolândia in Summer

Average highAverage lowShaded bands: 10–90% of days

Across summer, daytime highs hold fairly steady around 29°C.

A typical summer day in Rolândia reaches about 29°C and drops to 20°C overnight. The warmest of the three months is December, the coolest December.

15°20°25°30°35°DecJanFeb

Rolândia 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
Jan29° / 20°26821.413.34.0
Feb29° / 20°20419.212.84.0
Mar29° / 20°13615.612.24.8
Apr28° / 18°858.611.56.5
May24° / 15°988.210.97.3
Jun23° / 13°907.210.67.5
Jul23° / 13°625.610.77.9
Aug26° / 14°625.511.27.9
Sep27° / 16°119911.96.8
Oct28° / 18°16113.512.55.4
Nov29° / 19°16914.313.14.9
Dec29° / 20°20818.413.44.3

Cloud cover in Summer

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% of the time across summer.

0%25%50%75%100%DecJanFeb

Chance of precipitation in Summer

Any precipitation

Rolândia gets around 679 mm of rain over 59 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 18 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 5.8 kWh/m².

0246DecJanFeb
Planning a trip in summer

Hazard calendar for Rolândia

In seasonPeak

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

Rolândia'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 Rolândia?

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.

4.1
Sightseeing
4th-best month of the year
5.3
Beach & pool
4th-best month of the year

summer is a reasonable time to visit Rolândia for sightseeing.

What to pack for Rolândia in Summer

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

In summer, Rolândia sees daytime highs around 29°C and nights near 20°C. Pack light clothes, rain gear and sun protection. About 59 days see rain.

light clothesrain gearsun protection

UV index in Rolândia 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 Rolândia peaks around January 21 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 13 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighExtremeJan 21UV 15Jul 13UV 5
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar12Extreme
Apr9Very high
May7High
Jun6High
Jul5High
Aug7Very high
Sep5High
Oct11Extreme
Nov13Extreme
Dec13Extreme

Air quality in Rolândia 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 Rolândia is worst in September — around 21 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (November, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1620 µg/m³Nov 228 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb9Good
Mar9Good
Apr10Good
May11Good
Jun11Good
Jul12Good
Aug14Moderate
Sep21Moderate
Oct14Moderate
Nov8Good
Dec9Good
Location & terrain

Where is Rolândia?

Rolândia sits at 23.3°S, 51.4°W, 736 m above sea level, in Brazil. The nearest listed city is Cambé, 10 km away.

Topography around Rolândia

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

Within 3 km, the terrain around Rolândia has only modest variations in elevation — a maximum elevation change of 142 m around an average of 708 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 346 m; within 80 km, large variations in elevation — a maximum elevation change of 1,014 m.

The land around Rolândia is covered by artificial surfaces (36%), cropland (31%) and trees (25%) within 3 km, cropland (67%) within 16 km, and cropland (62%) and trees (20%) within 80 km.

3 km
142 m
16 km
346 m
80 km
1,014 m
treesgrasslandcroplandartificial surfaceswater
Summer weather nearby: Cambé 10 km · Arapongas 13 km · Londrina 21 km · Jaguapitã 27 km · Apucarana 28 km · Astorga 31 km · Ibiporã 33 km · Mandaguari 40 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 Rolândia (-23.3097°, -51.3692°, elevation 736 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.