São Leopoldo weather in April

In April, São Leopoldo sees average daytime highs of 25°C and overnight lows near 16°C, with 118 mm of rain across 10 wet days and about 11.3 hours of daylight. It is the 6th-warmest and 12th-wettest month of the year here.

Highs ease over the month, from about 27°C in the first days to 24°C by the end. The sky is clear or mostly clear about 34% of the time in April, and the air most often feels humid.

Daylight stretches from about 11 h 42 min at the start of April to 10 h 54 min by month's end. Set against the rest of the year, April is São Leopoldo's 3rd-clearest and 10th-windiest month. For the whole year in context, see São Leopoldo's year-round climate.

Daytime high
25°
6th warmest
Overnight low
16°
7th coldest
Rainfall
118 mm
10 wet days
Daylight
11 h 18 min
7:46 AM – 7:03 PM
Cloud cover
57%
3rd clearest
Wind
8 km/h
10th windiest
Solar energy
3.76 kWh/m²
Travel score
6.8
out of 10

São Leopoldo 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 27°C in the first days to 24°C by the end.

A typical April day in São Leopoldo reaches about 25°C in the afternoon and slips back to 16°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 30°C. Set against its neighbours, April runs about 3°C cooler than March and about 4°C warmer than May.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12717
22717
32717
42717
52717
62617
72617
82617
92617
102617
112617
122616
132616
142616
152516
162516
172516
182516
192516
202516
212515
222515
232415
242415
252415
262415
272415
282415
292414
302314

São Leopoldo weather by month

How April compares with the rest of the year at a glance. April is the 6th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 20°16514.813.74.6
Feb29° / 20°14113.913.14.7
Mar28° / 19°12812.912.25.7
Apr25° / 16°1181011.36.8
May22° / 13°1209.910.56.6
Jun20° / 11°12410.210.16.1
Jul19° / 10°15510.510.36.1
Aug21° / 11°13010.510.96.5
Sep22° / 13°1601211.86.3
Oct24° / 15°19413.812.76.2
Nov27° / 17°13912.113.56.2
Dec29° / 19°14513.113.95.2

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 15% of April, with mostly cloudy or overcast conditions the remaining 51%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15248
25248
35248
45248
55248
65248
75149
85149
95149
105050
115050
125050
135050
144951
154852
164852
174852
184852
194753
204753
214753
224753
234753
244654
254753
264753
274852
284852
294852
304852

Chance of precipitation in April

Any precipitation

São Leopoldo gets around 118 mm of rain over 10 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 33% and peaks near 35% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
135
234
334
434
534
634
734
834
934
1034
1133
1233
1333
1433
1533
1633
1733
1833
1933
2033
2133
2233
2333
2433
2533
2633
2733
2833
2933
3033

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 31% of days. Sticky, muggy-or-worse air turns up on roughly 34% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
161531399
261531399
361631389
461631388
571731378
671731378
781731368
881831358
991830348
10101930338
11101931328
12111931327
13122031317
14122031307
15132131297
16132131286
17142231276
18152232266
19152232255
20162332245
21172332235
22182432234
23182432224
24192532213
25202531213
26212531203
27222531192
28232631182
29242631182
30252630172

Wind in April

Winds average 8 km/h in April.

Across April, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 11 h 42 min at the start of April to 10 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over April. Sunrise moves from 7:37 AM to 7:55 AM, and sunset from 7:21 PM to 6:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.77:377:21
211.77:387:20
311.77:387:19
411.67:397:17
511.67:407:16
611.67:407:15
711.57:417:14
811.57:417:13
911.57:427:11
1011.57:437:10
1111.47:437:09
1211.47:447:08
1311.47:457:07
1411.37:457:06
1511.37:467:04
1611.37:467:03
1711.37:477:02
1811.27:487:01
1911.27:487:00
2011.27:496:59
2111.17:496:58
2211.17:506:57
2311.17:516:56
2411.17:516:55
2511.07:526:54
2611.07:536:53
2711.07:536:52
2810.97:546:51
2910.97:556:50
3010.97:556:49

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 3.76 kWh/m².

For context, solar energy here swings from a low near 2.39 kWh/m² to a high of 6.47 kWh/m² in December across the year — April's 3.76 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.2Bright
44.2Bright
54.2Bright
64.1Bright
74.1Bright
84.0Bright
94.0Bright
104.0Moderate
113.9Moderate
123.9Moderate
133.8Moderate
143.8Moderate
153.8Moderate
163.7Moderate
173.7Moderate
183.6Moderate
193.6Moderate
203.6Moderate
213.5Moderate
223.5Moderate
233.5Moderate
243.4Moderate
253.4Moderate
263.4Moderate
273.4Moderate
283.3Moderate
293.3Moderate
303.3Moderate
Planning a trip in April

Is April a good time to visit São Leopoldo?

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

6.8
Sightseeing
1st-best month of the year
6.2
Beach & pool
5th-best month of the year

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

What to pack for São Leopoldo in April

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

In April, São Leopoldo sees daytime highs around 25°C and nights near 16°C. Worth packing: light clothes and rain gear. About 10 days see rain.

light clothesrain gear

Sea temperature near São Leopoldo in April

The nearest coast averages about 23°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 68 km away) is warmest in February at about 26°C and coldest in July near 15°C.

It's comfortable for a long swim from Oct 23 to May 10 — about 6.6 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swimcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb26Warm
Mar25Warm
Apr23Refreshing
May19Cool
Jun17Cool
Jul15Cool
Aug16Cool
Sep17Cool
Oct20Cool
Nov22Refreshing
Dec24Warm

UV index in São Leopoldo 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 São Leopoldo peaks around January 16 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 16UV 13Jun 20UV 4
UV index (midday)Level
Jan13Extreme
Feb12Extreme
Mar10Very high
Apr8Very high
May5Moderate
Jun4Moderate
Jul4Moderate
Aug5High
Sep8Very high
Oct8Very high
Nov12Extreme
Dec13Extreme

Air quality in São Leopoldo 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 São Leopoldo is worst in August — around 27 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (December, 13 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateAug 1327 µg/m³Dec 2213 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb13Moderate
Mar15Moderate
Apr18Moderate
May21Moderate
Jun23Moderate
Jul25Moderate
Aug27Moderate
Sep23Moderate
Oct16Moderate
Nov15Moderate
Dec13Moderate
Location & terrain

Where is São Leopoldo?

São Leopoldo sits at 29.8°S, 51.1°W, 10 m above sea level, in Brazil. The nearest listed city is Sapucaia do Sul, 6.0 km away.

Topography around São Leopoldo

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

Within 3 km, the terrain around São Leopoldo has only modest variations in elevation — a maximum elevation change of 78 m around an average of 14 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 449 m; within 80 km, large variations in elevation — a maximum elevation change of 986 m.

The land around São Leopoldo is covered by artificial surfaces (58%) and trees (35%) within 3 km, trees (46%), grassland (25%) and artificial surfaces (21%) within 16 km, and trees (54%) and grassland (21%) within 80 km.

3 km
78 m
16 km
449 m
80 km
986 m
treesgrasslandcroplandartificial surfaceswaterwetland
April weather nearby: Sapucaia do Sul 6.0 km · Novo Hamburgo 9.0 km · Portão 11 km · Esteio 12 km · Estância Velha 13 km · Campo Bom 13 km · Nova Santa Rita 16 km · Canoas 18 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 São Leopoldo (-29.7603°, -51.1472°, elevation 10 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. 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).