Sertãozinho weather in April

In April, Sertãozinho sees average daytime highs of 29°C and overnight lows near 19°C, with 56 mm of rain across 8.2 wet days and about 11.5 hours of daylight. It is the 8th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 48% 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 h 18 min by month's end. Set against the rest of the year, April is Sertãozinho's 6th-clearest and 9th-windiest month. For the whole year in context, see Sertãozinho's year-round climate.

Daytime high
29°
8th warmest
Overnight low
19°
6th coldest
Rainfall
56 mm
8.2 wet days
Daylight
11 h 30 min
7:27 AM – 6:58 PM
Cloud cover
47%
6th clearest
Wind
7 km/h
9th windiest
Solar energy
4.96 kWh/m²
Travel score
5.7
out of 10

Sertãozinho 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

Day-to-day highs hold fairly steady near 29°C through the month.

A typical April day in Sertãozinho reaches about 29°C in the afternoon and slips back to 19°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 33°C. Set against its neighbours, April runs on par with March and about 2°C warmer than May.

10°15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13020
23020
33020
43020
53020
63020
73020
83020
93019
103019
113019
123019
133019
143019
153019
162919
172919
182919
192919
202919
212918
222918
232918
242918
252918
262918
272918
282918
292918
302817

How April really feels in Sertãozinho

Once humidity and wind are folded in, April averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

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

April sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Sertãozinho weather by month

How April compares with the rest of the year at a glance. April is the 8th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 21°23821.313.13.6
Feb30° / 21°15717.612.73.8
Mar30° / 21°14317.112.14.3
Apr29° / 19°568.211.55.7
May27° / 16°415.5117.3
Jun27° / 15°252.710.78.0
Jul27° / 15°192.410.88.1
Aug29° / 16°192.511.36.7
Sep31° / 18°636.911.95.1
Oct31° / 20°10412.212.54.2
Nov30° / 20°15415.9134.1
Dec30° / 21°19520.813.33.7

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 48% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 16% of April, with mostly cloudy or overcast conditions the remaining 36%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15644
25743
35842
45842
55941
65941
75941
86040
96040
106040
116139
126139
136238
146238
156337
166337
176436
186535
196634
206634
216733
226832
236931
246931
257030
267129
277129
287129
297129
307129

Chance of precipitation in April

Any precipitation

Sertãozinho gets around 56 mm of rain over 8.2 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 28% and peaks near 43% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
143
242
341
440
539
638
737
836
935
1033
1132
1231
1330
1428
1527
1625
1724
1823
1922
2021
2121
2220
2319
2419
2518
2618
2718
2817
2917
3017

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 40% of days. Sticky, muggy-or-worse air turns up on roughly 45% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
116216012
216225912
316235911
417245711
517255710
61826569
71927558
81928557
911030527
1021131506
1121232495
1221333475
1321434455
1421535434
1531636424
1631737403
1731838383
1831939372
1942039352
2042140332
2142240322
2252340302
2362440281
2472640261
2572740251
2682840231
2792940221
28103039201
29113138190
30123238180

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 8 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
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 11 h 48 min at the start of April to 11 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 30 minutes over April. Sunrise moves from 7:22 AM to 7:32 AM, and sunset from 7:11 PM to 6:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.87:227:11
211.87:227:10
311.87:237:09
411.87:237:08
511.77:237:07
611.77:247:07
711.77:247:06
811.77:247:05
911.77:247:04
1011.67:257:03
1111.67:257:02
1211.67:257:01
1311.67:267:00
1411.67:266:59
1511.57:266:58
1611.57:276:58
1711.57:276:57
1811.57:276:56
1911.57:286:55
2011.47:286:54
2111.47:286:54
2211.47:296:53
2311.47:296:52
2411.47:296:51
2511.37:306:50
2611.37:306:50
2711.37:316:49
2811.37:316:48
2911.37:316:48
3011.37:326:47

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.96 kWh/m².

For context, solar energy here swings from a low near 3.9 kWh/m² to a high of 5.99 kWh/m² in October across the year — April's 4.96 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.1Bright
75.1Bright
85.1Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
184.9Bright
194.9Bright
204.9Bright
214.9Bright
224.9Bright
234.9Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.8Bright
294.7Bright
304.7Bright
Planning a trip in April

Hazard calendar for Sertãozinho

In seasonPeak

None of Sertãozinho's seasonal hazards are active in April. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Sertãozinho's monsoon runs November–March, when most of the year's rain falls.

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

Is April a good time to visit Sertãozinho?

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

5.7
Sightseeing
5th-best month of the year
7.4
Beach & pool
6th-best month of the year

April is a reasonable time to visit Sertãozinho for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Sertãozinho in April

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

In April, Sertãozinho sees daytime highs around 29°C and nights near 19°C. Pack light clothes. Worth having: rain gear and sun protection. About 8 days see rain.

light clothesrain gearsun protection

UV index in Sertãozinho in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sertãozinho peaks around January 19 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 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 19UV 15Jun 22UV 6
UV index (midday)Level
Jan15Extreme
Feb14Extreme
Mar13Extreme
Apr10Very high
May7Very high
Jun6High
Jul7High
Aug8Very high
Sep9Very high
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Sertãozinho in April

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Sertãozinho is worst in September — around 46 µg/m³ PM2.5 (poor), about 5.3× the cleanest month (November, 9 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecGoodModeratePoorModerateGoodSep 1344 µg/m³Nov 229 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb12Good
Mar11Good
Apr12Good
May13Moderate
Jun14Moderate
Jul15Moderate
Aug35Moderate
Sep46Poor
Oct18Moderate
Nov9Good
Dec10Good
Location & terrain

Where is Sertãozinho?

Sertãozinho sits at 21.1°S, 48.0°W, 547 m above sea level, in Brazil. The nearest listed city is Pontal, 14 km away.

Topography around Sertãozinho

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

Within 3 km, the terrain around Sertãozinho has only modest variations in elevation — a maximum elevation change of 102 m around an average of 559 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 301 m; within 80 km, large variations in elevation — a maximum elevation change of 660 m.

The land around Sertãozinho is covered by artificial surfaces (57%) within 3 km, cropland (71%) within 16 km, and cropland (67%) and trees (22%) within 80 km.

3 km
102 m
16 km
301 m
80 km
660 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Pontal 14 km · Barrinha 19 km · Ribeirão Preto 19 km · Pradópolis 26 km · Jardinópolis 27 km · Pitangueiras 28 km · Guariba 35 km · Cravinhos 35 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 Sertãozinho (-21.1378°, -47.9903°, elevation 547 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. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).