Arroio Grande weather in April

In April, Arroio Grande sees average daytime highs of 23°C and overnight lows near 16°C, with 124 mm of rain across 9.8 wet days and about 11.2 hours of daylight. It is the 6th-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 25°C in the first days to 22°C by the end. The sky is clear or mostly clear about 34% of the time in April, and the air most often feels dry.

Daylight stretches from about 11 h 42 min at the start of April to 10 h 48 min by month's end. Set against the rest of the year, April is Arroio Grande's 5th-clearest and 9th-windiest month. For the whole year in context, see Arroio Grande's year-round climate.

Daytime high
23°
6th warmest
Overnight low
16°
7th coldest
Rainfall
124 mm
9.8 wet days
Daylight
11 h 12 min
7:56 AM – 7:09 PM
Cloud cover
56%
5th clearest
Wind
14 km/h
9th windiest
Solar energy
3.69 kWh/m²
Travel score
6.9
out of 10

Arroio Grande 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 22°C by the end.

A typical April day in Arroio Grande reaches about 23°C in the afternoon and slips back to 16°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 27°C. Set against its neighbours, April runs about 3°C cooler than March and about 4°C warmer than May.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12517
22517
32517
42517
52417
62417
72417
82417
92417
102417
112416
122416
132416
142416
152316
162316
172316
182316
192315
202315
212315
222215
232215
242215
252215
262215
272214
282214
292214
302114

Arroio Grande weather by month

How April compares with the rest of the year at a glance. April is the 6th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 20°11110.613.96.3
Feb27° / 20°10711.213.26.1
Mar26° / 19°1039.912.26.7
Apr23° / 16°1249.811.26.9
May20° / 13°96910.46.4
Jun17° / 10°1109.39.95.5
Jul16° / 1079.310.15.3
Aug18° / 10°1078.910.86.0
Sep19° / 12°12410.211.86.0
Oct22° / 14°13310.412.86.4
Nov24° / 16°988.213.77.2
Dec27° / 18°969.514.16.8

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 16% of April, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15347
25446
35347
45347
55248
65149
75149
85050
95050
105050
114951
125050
135050
144951
154951
165050
175050
185050
195050
205050
214951
225050
235050
245050
255050
264852
274852
284852
294951
304852

Chance of precipitation in April

Any precipitation

Arroio Grande gets around 124 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 32% and peaks near 33% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
130
230
330
431
531
632
732
833
933
1033
1133
1233
1333
1432
1532
1632
1732
1832
1932
2032
2132
2232
2332
2432
2532
2632
2732
2832
2932
3032

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the dry band about 27% of days. Sticky, muggy-or-worse air turns up on roughly 23% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1152126353
2162125353
3172125343
4172125343
5182225333
6182225323
7192225312
8202325302
9202325292
10212425282
11222426262
12232426252
13232426242
14242427222
15252427212
16262428202
17272428192
18282329172
19302329162
20312329152
21322329142
22332329142
23342328132
24352328122
25362328112
26372327111
27382327101
28392427101
2939242791
3040242691

Wind in April

Winds average 14 km/h in April.

Across April, daily wind ranges from about 13 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze

Sunrise & sunset in April

DaylightNight

Daylight runs from about 11 h 42 min at the start of April to 10 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 54 minutes over April. Sunrise moves from 7:46 AM to 8:06 AM, and sunset from 7:28 PM to 6:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.77:467:28
211.77:477:27
311.67:477:25
411.67:487:24
511.67:497:23
611.57:497:22
711.57:507:20
811.57:517:19
911.47:517:18
1011.47:527:16
1111.47:537:15
1211.37:547:14
1311.37:547:13
1411.37:557:11
1511.27:567:10
1611.27:567:09
1711.27:577:08
1811.17:587:06
1911.17:587:05
2011.17:597:04
2111.08:007:03
2211.08:017:02
2311.08:017:01
2411.08:026:59
2510.98:036:58
2610.98:036:57
2710.98:046:56
2810.88:056:55
2910.88:066:54
3010.88:066:53

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 3.69 kWh/m².

For context, solar energy here swings from a low near 2.3 kWh/m² to a high of 6.9 kWh/m² in December across the year — April's 3.69 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.3Bright
24.2Bright
34.2Bright
44.1Bright
54.1Bright
64.0Bright
74.0Bright
84.0Moderate
93.9Moderate
103.9Moderate
113.8Moderate
123.8Moderate
133.8Moderate
143.7Moderate
153.7Moderate
163.7Moderate
173.6Moderate
183.6Moderate
193.6Moderate
203.5Moderate
213.5Moderate
223.5Moderate
233.4Moderate
243.4Moderate
253.4Moderate
263.3Moderate
273.3Moderate
283.3Moderate
293.2Moderate
303.2Moderate
Planning a trip in April

Is April a good time to visit Arroio Grande?

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

6.9
Sightseeing
2nd-best month of the year
5.4
Beach & pool
6th-best month of the year

April is a reasonable time to visit Arroio Grande for sightseeing.

What to pack for Arroio Grande in April

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

In April, Arroio Grande sees daytime highs around 23°C and nights near 16°C. Worth packing: light clothes and rain gear. About 10 days see rain.

light clothesrain gear

UV index in Arroio Grande in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Arroio Grande peaks around January 15 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighExtremeJan 15UV 12Jun 18UV 3
UV index (midday)Level
Jan13Extreme
Feb12Extreme
Mar10Very high
Apr6High
May4Moderate
Jun3Moderate
Jul3Moderate
Aug4Moderate
Sep7High
Oct7High
Nov11Extreme
Dec12Extreme
Location & terrain

Where is Arroio Grande?

Arroio Grande sits at 32.2°S, 53.1°W, 31 m above sea level, in Brazil. The nearest listed city is Jaguarão, 46 km away.

Topography around Arroio Grande

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

Within 3 km, the terrain around Arroio Grande has only modest variations in elevation — a maximum elevation change of 62 m around an average of 33 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 240 m; within 80 km, significant variations in elevation — a maximum elevation change of 480 m.

The land around Arroio Grande is covered by cropland (34%), trees (27%) and grassland (26%) within 3 km, cropland (48%), grassland (25%) and trees (24%) within 16 km, and grassland (35%), cropland (22%) and trees (20%) within 80 km.

3 km
62 m
16 km
240 m
80 km
480 m
treesgrasslandcroplandartificial surfaceswaterwetland
April weather nearby: Jaguarão 46 km · Capão do Leão 78 km · Pelotas 87 km · Piratini 88 km · Rio Grande 96 km · Canguçu 101 km · São José do Norte 101 km · Melo 102 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 Arroio Grande (-32.2375°, -53.0869°, elevation 31 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).