Indaial in Summer

In summer (December, January and February), Indaial sees average daytime highs around 27°C and overnight lows near 19°C, with 649 mm of rain over about 63 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 27°C. The sky is clear or mostly clear about 10% of the time across summer, and the air most often feels muggy.

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

Avg daytime high
27°C
warmest season of the year
Avg overnight low
19°C
Rainfall
649 mm
63 wet days
Avg wind
6 km/h
Travel score
4.6
weakest season of the year
Months
Dec · Jan · Feb

Temperature in Indaial in Summer

Average highAverage lowShaded bands: 10–90% of days

Across summer, daytime highs hold fairly steady around 27°C.

A typical summer day in Indaial reaches about 27°C and drops to 19°C overnight. The warmest of the three months is January, the coolest December.

10°15°20°25°30°35°DecJanFeb

Indaial 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
Jan28° / 20°24222.513.54.4
Feb28° / 20°21820.2134.5
Mar27° / 19°14819.212.25.1
Apr25° / 16°9611.811.46.4
May21° / 13°11211.110.76.4
Jun20° / 12°11410.310.36.1
Jul19° / 11°10410.610.56.1
Aug21° / 12°10010.111.16.4
Sep22° / 13°16813.511.85.8
Oct23° / 15°16117.312.65.4
Nov25° / 17°15518.313.35.3
Dec27° / 18°18919.813.74.9

Cloud cover in Summer

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% of the time across summer.

0%25%50%75%100%DecJanFeb

Chance of precipitation in Summer

Any precipitation

Indaial gets around 649 mm of rain over 63 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 6 km/h across summer.

0246810DecJanFeb

Sunrise & sunset in Summer

DaylightNight

Daylight runs from about 13 h 36 min in early December to 12 h 36 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 5.3 kWh/m².

0246DecJanFeb
Planning a trip in summer

Is summer a good time to visit Indaial?

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.

4.6
Sightseeing
4th-best month of the year
4.8
Beach & pool
2nd-best month of the year

summer is a reasonable time to visit Indaial for sightseeing.

What to pack for Indaial in Summer

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

In summer, Indaial sees daytime highs around 27°C and nights near 19°C. Pack light clothes and rain gear. Worth having: sun protection. About 63 days see rain.

light clothesrain gearsun protection

Sea temperature near Indaial in Summer

The nearest coast averages about 26°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 60 km away) is warmest in February at about 27°C and coldest in August near 18°C.

It's comfortable for a long swim from Sep 30 to Jun 16 — about 8.5 months when the water holds above 20°C.

20°25°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swimcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb27Warm
Mar26Warm
Apr25Warm
May22Refreshing
Jun20Refreshing
Jul18Cool
Aug18Cool
Sep19Cool
Oct21Refreshing
Nov23Refreshing
Dec25Warm

UV index in Indaial in Summer

LowModerateHighVery highExtreme

Clear-sky midday UV across summer averages around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Indaial peaks around January 19 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 at about 5 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateHighVery highExtremeJan 19UV 14Jul 11UV 5
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar11Extreme
Apr8Very high
May6High
Jun5Moderate
Jul5Moderate
Aug6High
Sep8Very high
Oct10Very high
Nov12Extreme
Dec13Extreme

Air quality in Indaial 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 Indaial is worst in September — around 15 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (December, 10 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 915 µg/m³Dec 1710 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb10Good
Mar10Good
Apr11Good
May13Moderate
Jun13Moderate
Jul14Moderate
Aug15Moderate
Sep15Moderate
Oct12Good
Nov10Good
Dec10Good
Location & terrain

Where is Indaial?

Indaial sits at 26.9°S, 49.2°W, 66 m above sea level, in Brazil. The nearest listed city is Timbó, 9.0 km away.

Topography around Indaial

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

Within 3 km, the terrain around Indaial has significant variations in elevation — a maximum elevation change of 297 m around an average of 89 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 752 m; within 80 km, large variations in elevation — a maximum elevation change of 1,180 m.

The land around Indaial is covered by trees (50%) and artificial surfaces (28%) within 3 km, trees (77%) within 16 km, and trees (74%) within 80 km.

3 km
297 m
16 km
752 m
80 km
1,180 m
treesgrasslandcroplandartificial surfaceswater
Summer weather nearby: Timbó 9.0 km · Blumenau 17 km · Pomerode 18 km · Gaspar 27 km · Ibirama 33 km · Guabiruba 34 km · Brusque 39 km · Massaranduba 39 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 Indaial (-26.8978°, -49.2317°, elevation 66 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.