Mairiporã weather in April

In April, Mairiporã sees average daytime highs of 26°C and overnight lows near 17°C, with 63 mm of rain across 9.8 wet days and about 11.5 hours of daylight. It is the 7th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 26°C in the first days to 25°C by the end. The sky is clear or mostly clear about 32% of the time in April, and the air most often feels humid.

Daylight stretches from about 11 h 48 min at the start of April to 11 h 12 min by month's end. Set against the rest of the year, April is Mairiporã's 6th-clearest and 9th-windiest month. For the whole year in context, see Mairiporã's year-round climate.

Daytime high
26°
7th warmest
Overnight low
17°
7th coldest
Rainfall
63 mm
9.8 wet days
Daylight
11 h 30 min
7:23 AM – 6:50 PM
Cloud cover
58%
6th clearest
Wind
9 km/h
9th windiest
Solar energy
4.46 kWh/m²
Travel score
6.7
out of 10

Mairiporã 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 26°C in the first days to 25°C by the end.

A typical April day in Mairiporã reaches about 26°C in the afternoon and slips back to 17°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 29°C. Set against its neighbours, April runs about 1°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
32617
42617
52617
62617
72617
82617
92617
102617
112617
122617
132617
142617
152617
162617
172617
182616
192616
202616
212516
222516
232516
242516
252516
262516
272516
282516
292515
302515

Mairiporã weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 19°23522.713.34.4
Feb28° / 19°17919.312.84.6
Mar27° / 18°14718.712.25.2
Apr26° / 17°639.811.56.7
May23° / 14°627.310.97.2
Jun22° / 13°445.110.67.7
Jul22° / 12°474.910.77.7
Aug24° / 13°364.511.28.0
Sep25° / 14°839.111.97.0
Oct26° / 16°1191412.55.9
Nov26° / 17°15516.113.15.5
Dec27° / 18°18720.513.44.8

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 21% of April, with mostly cloudy or overcast conditions the remaining 47%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14654
24654
34654
44753
54852
64753
74951
84951
94951
105050
115050
125149
135149
145149
155248
165347
175446
185446
195446
205545
215644
225644
235743
245743
255842
265842
275941
285941
295842
305842

Chance of precipitation in April

Any precipitation

Mairiporã gets around 63 mm of rain over 9.8 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 33% and peaks near 46% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
146
245
344
442
541
640
739
838
937
1036
1135
1234
1334
1433
1532
1631
1731
1830
1930
2029
2129
2228
2328
2427
2527
2626
2726
2825
2925
3025

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the humid band about 46% of days. Sticky, muggy-or-worse air turns up on roughly 27% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1184348
2184447
3194546
4194544
51104643
61114641
71124740
82134738
92144837
102154835
112164834
123174832
133184831
143204829
153214828
163224826
173234825
184254823
194264822
204284820
215294818
225314717
236324715
247344614
257354512
268364511
279374410
281039439
291140428
301241417

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 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over April. Sunrise moves from 7:17 AM to 7:29 AM, and sunset from 7:05 PM to 6:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.87:177:05
211.87:177:04
311.87:187:03
411.77:187:02
511.77:197:01
611.77:197:00
711.77:196:59
811.67:206:58
911.67:206:57
1011.67:206:56
1111.67:216:55
1211.57:216:54
1311.57:226:53
1411.57:226:52
1511.57:226:51
1611.57:236:50
1711.47:236:49
1811.47:246:49
1911.47:246:48
2011.47:246:47
2111.47:256:46
2211.37:256:45
2311.37:266:44
2411.37:266:43
2511.37:276:43
2611.27:276:42
2711.27:276:41
2811.27:286:40
2911.27:286:39
3011.27:296:39

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.46 kWh/m².

For context, solar energy here swings from a low near 3.44 kWh/m² to a high of 5.61 kWh/m² in December across the year — April's 4.46 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.6Bright
54.6Bright
64.6Bright
74.6Bright
84.6Bright
94.6Bright
104.6Bright
114.5Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.5Bright
184.4Bright
194.4Bright
204.4Bright
214.4Bright
224.3Bright
234.3Bright
244.3Bright
254.3Bright
264.3Bright
274.2Bright
284.2Bright
294.2Bright
304.2Bright
Planning a trip in April

Hazard calendar for Mairiporã

In seasonPeak

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

Mairiporã'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 April a good time to visit Mairiporã?

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

6.7
Sightseeing
6th-best month of the year
6.3
Beach & pool
3rd-best month of the year

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

What to pack for Mairiporã in April

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

In April, Mairiporã sees daytime highs around 26°C and nights near 17°C. Worth packing: light clothes and rain gear. About 10 days see rain.

light clothesrain gear

UV index in Mairiporã in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Mairiporã peaks around January 20 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 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 20UV 15Jul 12UV 6
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar12Extreme
Apr9Very high
May7High
Jun6High
Jul5High
Aug8Very high
Sep8Very high
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Mairiporã 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 Mairiporã is worst in June — around 71 µg/m³ PM2.5 (unhealthy), about 2.3× the cleanest month (December, 31 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyPoorModerateJun 2370 µg/m³Dec 2031 µg/m³
PM2.5 (µg/m³)Level
Jan32Moderate
Feb34Moderate
Mar41Poor
Apr48Poor
May62Unhealthy
Jun71Unhealthy
Jul70Unhealthy
Aug60Unhealthy
Sep53Poor
Oct39Poor
Nov32Moderate
Dec31Moderate
Location & terrain

Where is Mairiporã?

Mairiporã sits at 23.3°S, 46.6°W, 752 m above sea level, in Brazil. The nearest listed city is Franco da Rocha, 14 km away.

Topography around Mairiporã

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

Within 3 km, the terrain around Mairiporã has significant variations in elevation — a maximum elevation change of 426 m around an average of 864 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 612 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,045 m.

The land around Mairiporã is covered by trees (70%) within 3 km, trees (74%) within 16 km, and trees (55%) and grassland (24%) within 80 km.

3 km
426 m
16 km
612 m
80 km
2,045 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Franco da Rocha 14 km · Jaçanã 16 km · Caieiras 17 km · Mandaqui 17 km · Francisco Morato 17 km · Guarulhos 17 km · Cachoeirinha 17 km · Vila Galvão 17 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 Mairiporã (-23.3186°, -46.5867°, elevation 752 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).