Bento Gonçalves weather in May

In May, Bento Gonçalves sees average daytime highs of 20°C and overnight lows near 11°C, with 139 mm of rain across 10.6 wet days and about 10.6 hours of daylight. It is the 10th-warmest and 12th-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 19°C by the end. The sky is clear or mostly clear about 31% of the time in May, and the air most often feels dry.

Daylight stretches from about 10 h 54 min at the start of May to 10 h 18 min by month's end. Set against the rest of the year, May is Bento Gonçalves's 7th-clearest and 8th-windiest month. For the whole year in context, see Bento Gonçalves's year-round climate.

Daytime high
20°
10th warmest
Overnight low
11°
4th coldest
Rainfall
139 mm
10.6 wet days
Daylight
10 h 30 min
8:06 AM – 6:39 PM
Cloud cover
60%
7th clearest
Wind
8 km/h
8th windiest
Solar energy
2.88 kWh/m²
Travel score
6.2
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 21°C in the first days to 19°C by the end.

A typical May day in Bento Gonçalves reaches about 20°C in the afternoon and slips back to 11°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 25°C. Set against its neighbours, May runs about 4°C cooler than April and about 2°C warmer than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12212
22212
32112
42112
52112
62112
72112
82112
92112
102112
112011
122011
132011
142011
152011
162011
172011
182011
192011
202011
211910
221910
231910
241910
251910
261910
271910
281910
291910
301910
311910

Bento Gonçalves weather by month

How May compares with the rest of the year at a glance. May is the 10th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 18°21018.413.75.1
Feb27° / 18°18417.4135.1
Mar26° / 17°15415.312.25.9
Apr24° / 14°14211.511.36.6
May20° / 11°13910.610.66.2
Jun18° / 14310.610.25.8
Jul18° / 17910.910.35.8
Aug20° / 10°14010.9116.3
Sep21° / 11°17212.911.86.0
Oct23° / 13°21314.612.76.0
Nov25° / 15°16413.413.56.2
Dec27° / 17°18915.713.85.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 31% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 14% of May, with mostly cloudy or overcast conditions the remaining 55%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14753
24753
34753
44753
54753
64753
74555
84555
94555
104555
114555
124555
134456
144456
154456
164456
174456
184456
194456
204456
214456
224555
234456
244456
254456
264456
274456
284456
294456
304456
314456

Chance of precipitation in May

Any precipitation

Bento Gonçalves gets around 139 mm of rain over 10.6 wet days in May, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 34% and peaks near 35% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
135
234
334
434
534
634
734
835
935
1035
1135
1235
1335
1434
1534
1634
1734
1834
1934
2034
2134
2233
2333
2433
2533
2633
2733
2833
2933
3033
3133

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 52% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13832228
23932227
34032226
44231216
54331215
64431214
74531204
84631203
94731203
104831192
114931192
125031181
135031181
145031181
155131171
165330170
175430160
185430160
195530150
205629150
215729140
225729140
235928130
245928130
256127120
266127120
276326110
286326110
296425110
306525100
316525100

Wind in May

Winds average 8 km/h in May.

Across May, 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.

051015151015202531
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
318calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 10 h 54 min at the start of May to 10 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over May. Sunrise moves from 7:56 AM to 8:15 AM, and sunset from 6:50 PM to 6:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.97:566:50
210.97:576:49
310.87:586:48
410.87:586:47
510.87:596:47
610.88:006:46
710.78:006:45
810.78:016:44
910.78:026:43
1010.78:026:43
1110.78:036:42
1210.68:036:41
1310.68:046:41
1410.68:056:40
1510.68:056:39
1610.58:066:39
1710.58:076:38
1810.58:076:38
1910.58:086:37
2010.58:086:36
2110.48:096:36
2210.48:106:35
2310.48:106:35
2410.48:116:35
2510.48:116:34
2610.48:126:34
2710.38:136:33
2810.38:136:33
2910.38:146:33
3010.38:146:32
3110.38:156:32

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 2.88 kWh/m².

For context, solar energy here swings from a low near 2.46 kWh/m² to a high of 6.41 kWh/m² in December across the year — May's 2.88 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.3Moderate
23.3Moderate
33.2Moderate
43.2Moderate
53.2Moderate
63.2Moderate
73.1Moderate
83.1Moderate
93.1Moderate
103.0Moderate
113.0Moderate
123.0Moderate
133.0Moderate
142.9Moderate
152.9Moderate
162.9Moderate
172.8Moderate
182.8Moderate
192.8Moderate
202.8Moderate
212.8Moderate
222.7Moderate
232.7Moderate
242.7Moderate
252.7Moderate
262.7Moderate
272.6Moderate
282.6Moderate
292.6Moderate
302.6Moderate
312.6Moderate
Planning a trip in May

Is May a good time to visit Bento Gonçalves?

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

6.2
Sightseeing
3rd-best month of the year
3.3
Beach & pool
10th-best month of the year

May is a reasonable time to visit Bento Gonçalves for sightseeing.

What to pack for Bento Gonçalves in May

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

In May, Bento Gonçalves sees daytime highs around 20°C and nights near 11°C. Worth packing: rain gear. About 11 days see rain.

rain gear

UV index in Bento Gonçalves in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Bento Gonçalves peaks around January 17 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 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 17UV 13Jun 21UV 4
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar10Extreme
Apr8Very high
May5Moderate
Jun4Moderate
Jul4Moderate
Aug5High
Sep8Very high
Oct7Very high
Nov12Extreme
Dec13Extreme

Air quality in Bento Gonçalves in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Bento Gonçalves is worst in September — around 17 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (December, 10 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1217 µg/m³Dec 1910 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb10Good
Mar10Good
Apr12Good
May12Good
Jun11Good
Jul13Moderate
Aug16Moderate
Sep17Moderate
Oct12Good
Nov11Good
Dec10Good
Location & terrain

Where is Bento Gonçalves?

Bento Gonçalves sits at 29.2°S, 51.5°W, 673 m above sea level, in Brazil. The nearest listed city is Garibaldi, 10 km away.

Topography around Bento Gonçalves

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

Within 3 km, the terrain around Bento Gonçalves has significant variations in elevation — a maximum elevation change of 329 m around an average of 600 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 692 m; within 80 km, large variations in elevation — a maximum elevation change of 988 m.

The land around Bento Gonçalves is covered by trees (49%) and artificial surfaces (42%) within 3 km, trees (73%) within 16 km, and trees (71%) within 80 km.

3 km
329 m
16 km
692 m
80 km
988 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Garibaldi 10 km · Carlos Barbosa 14 km · Farroupilha 18 km · Veranópolis 26 km · Caxias do Sul 33 km · Encantado 35 km · Flores da Cunha 36 km · Teutônia 41 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 Bento Gonçalves (-29.1714°, -51.5192°, elevation 673 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).