Biguaçu weather in April

In April, Biguaçu sees average daytime highs of 25°C and overnight lows near 17°C, with 95 mm of rain across 12.2 wet days and about 11.4 hours of daylight. It is the 5th-warmest and 10th-wettest month of the year here.

Highs ease over the month, from about 26°C in the first days to 24°C by the end. The sky is clear or mostly clear about 27% 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 Biguaçu's 5th-clearest and 9th-windiest month. For the whole year in context, see Biguaçu's year-round climate.

Daytime high
25°
5th warmest
Overnight low
17°
7th coldest
Rainfall
95 mm
12.2 wet days
Daylight
11 h 18 min
7:34 AM – 6:55 PM
Cloud cover
61%
5th clearest
Wind
7 km/h
9th windiest
Solar energy
3.82 kWh/m²
Travel score
6.4
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 26°C in the first days to 24°C by the end.

A typical April day in Biguaçu reaches about 25°C in the afternoon and slips back to 17°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 29°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)
12618
22618
32618
42618
52618
62618
72618
82618
92618
102618
112618
122618
132517
142517
152517
162517
172517
182517
192517
202517
212517
222517
232516
242416
252416
262416
272416
282416
292416
302416

Biguaçu weather by month

How April compares with the rest of the year at a glance. April is the 5th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 20°23422.613.54.4
Feb28° / 20°21320.3134.4
Mar27° / 19°14919.612.25.0
Apr25° / 17°9512.211.46.4
May22° / 14°11310.810.76.6
Jun21° / 12°969.610.36.4
Jul20° / 11°899.510.46.4
Aug21° / 12°909.3116.6
Sep22° / 14°15013.511.85.8
Oct23° / 16°14315.512.75.6
Nov25° / 17°14716.613.45.5
Dec27° / 19°16718.913.75.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 27% 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 54%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14060
24159
34159
44258
54357
64357
74456
84357
94456
104555
114654
124654
134654
144654
154654
164654
174753
184654
194654
204753
214753
224753
234753
244753
254753
264852
274951
284951
295050
305050

Chance of precipitation in April

Any precipitation

Biguaçu gets around 95 mm of rain over 12.2 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 41% 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
945
1044
1143
1242
1341
1440
1539
1639
1738
1837
1937
2036
2136
2235
2335
2435
2535
2635
2734
2834
2934
3034

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 36% of days. Sticky, muggy-or-worse air turns up on roughly 44% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1211294513
2211294512
3311294512
4312294512
5312284412
6412284412
7413284312
8513284212
9514284211
10614284111
11714284111
12715284010
13715283910
14816283910
1581629389
1681730379
1791730368
1891831358
1991931337
20102032327
21102032316
22102133306
23112233295
24112334284
25112434274
26122435263
27122535243
28132635233
29142636222
30152736212

Wind in April

Winds average 7 km/h in April.

Across April, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

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 7:27 AM to 7:42 AM, and sunset from 7:12 PM to 6:42 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.87:277:12
211.77:277:11
311.77:287:10
411.77:287:08
511.67:297:07
611.67:297:06
711.67:307:05
811.67:307:04
911.57:317:03
1011.57:317:02
1111.57:327:01
1211.57:327:00
1311.47:336:58
1411.47:336:57
1511.47:346:56
1611.37:346:55
1711.37:356:54
1811.37:366:53
1911.37:366:52
2011.27:376:51
2111.27:376:50
2211.27:386:49
2311.27:386:48
2411.17:396:47
2511.17:396:46
2611.17:406:45
2711.17:406:44
2811.07:416:43
2911.07:426:43
3011.07:426:42

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 3.82 kWh/m².

For context, solar energy here swings from a low near 2.61 kWh/m² to a high of 5.61 kWh/m² in December across the year — April's 3.82 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.2Bright
24.1Bright
34.1Bright
44.1Bright
54.1Bright
64.1Bright
74.0Bright
84.0Bright
94.0Bright
104.0Moderate
114.0Moderate
123.9Moderate
133.9Moderate
143.9Moderate
153.8Moderate
163.8Moderate
173.8Moderate
183.7Moderate
193.7Moderate
203.7Moderate
213.6Moderate
223.6Moderate
233.6Moderate
243.6Moderate
253.5Moderate
263.5Moderate
273.5Moderate
283.5Moderate
293.5Moderate
303.4Moderate
Planning a trip in April

Is April a good time to visit Biguaçu?

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

6.4
Sightseeing
3rd-best month of the year
5.8
Beach & pool
1st-best month of the year

April is a reasonable time to visit Biguaçu for sightseeing.

What to pack for Biguaçu in April

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

In April, Biguaçu sees daytime highs around 25°C and nights near 17°C. Worth packing: light clothes and rain gear. About 12 days see rain.

light clothesrain gear

Sea temperature near Biguaçu in April

The nearest coast averages about 24°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 31 km away) is warmest in February at about 26°C and coldest in August near 18°C.

It's comfortable for a long swim from Oct 6 to Jun 10 — about 8.2 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmcomfortable to swimcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb26Warm
Mar25Warm
Apr24Warm
May22Refreshing
Jun20Cool
Jul18Cool
Aug18Cool
Sep19Cool
Oct21Refreshing
Nov23Refreshing
Dec24Warm

UV index in Biguaçu in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Biguaçu peaks around January 18 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 18UV 14Jul 11UV 5
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar11Extreme
Apr8Very high
May5High
Jun5Moderate
Jul5Moderate
Aug6High
Sep8Very high
Oct9Very high
Nov12Extreme
Dec13Extreme
Location & terrain

Where is Biguaçu?

Biguaçu sits at 27.5°S, 48.7°W, 6 m above sea level, in Brazil. The nearest listed city is Campinas, 12 km away.

Topography around Biguaçu

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

Within 3 km, the terrain around Biguaçu has significant variations in elevation — a maximum elevation change of 394 m around an average of 48 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 595 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,813 m.

The land around Biguaçu is covered by trees (37%), artificial surfaces (21%) and water (21%) within 3 km, trees (47%) and water (26%) within 16 km, and trees (52%) and water (35%) within 80 km.

3 km
394 m
16 km
595 m
80 km
1,813 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
April weather nearby: Campinas 12 km · São José 14 km · Florianopolis 15 km · Trindade 17 km · Palhoça 17 km · Pantanal 19 km · Governador Celso Ramos 22 km · Santo Amaro da Imperatriz 25 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 Biguaçu (-27.4942°, -48.6556°, 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).