Itajaí weather in April

In April, Itajaí sees average daytime highs of 25°C and overnight lows near 19°C, with 98 mm of rain across 12.6 wet days and about 11.4 hours of daylight. It is the 5th-warmest and 12th-wettest month of the year here.

Highs ease over the month, from about 25°C in the first days to 23°C by the end. The sky is clear or mostly clear about 32% of the time in April, and the air most often feels muggy.

Daylight stretches from about 11 h 48 min at the start of April to 11 hours by month's end. Set against the rest of the year, April is Itajaí's 3rd-clearest and 8th-windiest month. For the whole year in context, see Itajaí's year-round climate.

Daytime high
25°
5th warmest
Overnight low
19°
8th coldest
Rainfall
98 mm
12.6 wet days
Daylight
11 h 24 min
7:34 AM – 6:56 PM
Cloud cover
58%
3rd clearest
Wind
9 km/h
8th windiest
Solar energy
3.81 kWh/m²
Travel score
6.4
out of 10

Itajaí is human settlement in Brazil.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 25°C in the first days to 23°C by the end.

A typical April day in Itajaí reaches about 25°C in the afternoon and slips back to 19°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 27°C. Set against its neighbours, April runs about 2°C cooler than March and about 3°C warmer than May.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12620
22520
32520
42520
52520
62520
72520
82520
92520
102520
112519
122519
132519
142519
152519
162519
172519
182419
192419
202419
212419
222419
232418
242418
252418
262418
272418
282418
292318
302318

Itajaí weather by month

How April compares with the rest of the year at a glance. April is the 5th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 22°21521.813.54.7
Feb27° / 22°19419.5134.7
Mar26° / 21°14719.512.25.2
Apr25° / 19°9812.611.46.4
May22° / 16°11511.610.76.4
Jun20° / 14°1099.810.36.3
Jul19° / 13°9810.410.56.1
Aug20° / 14°989.9116.3
Sep21° / 16°15312.911.85.8
Oct22° / 17°14315.412.65.6
Nov24° / 19°14316.913.35.7
Dec26° / 21°15718.413.75.2

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 18% of April, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14753
24852
34951
44951
54951
65050
75149
85149
95248
105149
115149
125248
135149
145149
155050
164951
175050
184951
194951
205050
215050
225050
235050
245050
255149
265050
275149
285248
295248
305248

Chance of precipitation in April

Any precipitation

Itajaí gets around 98 mm of rain over 12.6 wet days in April, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 42% and peaks near 54% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
154
253
352
451
550
649
748
847
946
1045
1144
1243
1342
1442
1541
1641
1740
1840
1939
2038
2138
2238
2337
2437
2537
2636
2736
2836
2936
3035

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the muggy band about 39% of days. Sticky, muggy-or-worse air turns up on roughly 57% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1162148241
2272048230
3272048230
4282047230
5282047220
6392046220
7392046220
83102045220
94102044220
104102044210
115112142210
125112142200
135112241201
146112340191
156122439191
166122538181
176122638181
186122737171
197122836161
207132936151
217133035141
227133135131
237143234121
248143234110
258153333110
268153433100
27915353290
28916363180
291016363080
301017372970

Wind in April

Winds average 9 km/h in April.

Across April, daily wind ranges from about 9 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 11 h 48 min at the start of April to 11 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over April. Sunrise moves from 7:26 AM to 7:41 AM, and sunset from 7:12 PM to 6:43 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.87:267:12
211.77:277:11
311.77:277:10
411.77:287:09
511.77:287:08
611.67:297:07
711.67:297:05
811.67:307:04
911.57:307:03
1011.57:317:02
1111.57:317:01
1211.57:327:00
1311.47:326:59
1411.47:336:58
1511.47:336:57
1611.47:346:56
1711.37:346:55
1811.37:356:54
1911.37:366:53
2011.37:366:52
2111.27:376:51
2211.27:376:50
2311.27:386:49
2411.27:386:48
2511.17:396:47
2611.17:396:46
2711.17:406:45
2811.17:406:44
2911.07:416:43
3011.07:416:43

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 3.81 kWh/m².

For context, solar energy here swings from a low near 2.55 kWh/m² to a high of 5.54 kWh/m² in December across the year — April's 3.81 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.2Bright
24.2Bright
34.1Bright
44.1Bright
54.1Bright
64.1Bright
74.0Bright
84.0Bright
94.0Bright
104.0Moderate
113.9Moderate
123.9Moderate
133.9Moderate
143.9Moderate
153.8Moderate
163.8Moderate
173.8Moderate
183.7Moderate
193.7Moderate
203.6Moderate
213.6Moderate
223.6Moderate
233.5Moderate
243.5Moderate
253.5Moderate
263.5Moderate
273.5Moderate
283.4Moderate
293.4Moderate
303.4Moderate
Planning a trip in April

Is April a good time to visit Itajaí?

Our two travel scores rate April for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

6.4
Sightseeing
1st-best month of the year
5.6
Beach & pool
1st-best month of the year

April is a reasonable time to visit Itajaí for sightseeing.

What to pack for Itajaí in April

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

In April, Itajaí sees daytime highs around 25°C and nights near 19°C. Worth packing: light clothes and rain gear. About 13 days see rain.

light clothesrain gear

Sea temperature near Itajaí in April

The nearest coast averages about 25°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore 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 Itajaí in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Itajaí peaks around January 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 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 18UV 13Jul 12UV 5
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar11Extreme
Apr8Very high
May5High
Jun5Moderate
Jul5Moderate
Aug6High
Sep8Very high
Oct10Very high
Nov12Extreme
Dec13Extreme
Location & terrain

Where is Itajaí?

Itajaí sits at 26.9°S, 48.7°W, 6 m above sea level, in Brazil. The nearest listed city is Navegantes, 1.0 km away.

Topography around Itajaí

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

Within 3 km, the terrain around Itajaí has significant variations in elevation — a maximum elevation change of 366 m around an average of 19 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 417 m; within 80 km, large variations in elevation — a maximum elevation change of 1,140 m.

The land around Itajaí is covered by artificial surfaces (54%) and water (21%) within 3 km, water (35%) and trees (30%) within 16 km, and trees (53%) and water (34%) within 80 km.

3 km
366 m
16 km
417 m
80 km
1,140 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
April weather nearby: Navegantes 1.0 km · Balneário Camboriú 10 km · Camboriú 13 km · Penha 15 km · Balneário Piçarras 16 km · Ilhota 16 km · Itapema 21 km · Gaspar 30 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 Itajaí (-26.9078°, -48.6619°, elevation 6 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).