Passo Fundo weather in April

In April, Passo Fundo sees average daytime highs of 24°C and overnight lows near 15°C, with 142 mm of rain across 10.6 wet days and about 11.3 hours of daylight. It is the 6th-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 26°C in the first days to 23°C by the end. The sky is clear or mostly clear about 36% 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 11 hours by month's end. Set against the rest of the year, April is Passo Fundo's 3rd-clearest and 10th-windiest month. For the whole year in context, see Passo Fundo's year-round climate.

Daytime high
24°
6th warmest
Overnight low
15°
7th coldest
Rainfall
142 mm
10.6 wet days
Daylight
11 h 18 min
7:50 AM – 7:10 PM
Cloud cover
55%
3rd clearest
Wind
12 km/h
10th windiest
Solar energy
4.02 kWh/m²
Travel score
6.8
out of 10

Passo Fundo 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 23°C by the end.

A typical April day in Passo Fundo reaches about 24°C in the afternoon and slips back to 15°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 29°C. Set against its neighbours, April runs about 2°C cooler than March and about 4°C warmer than May.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12616
22616
32616
42616
52516
62515
72515
82515
92515
102515
112515
122515
132515
142515
152415
162415
172414
182414
192414
202414
212414
222414
232314
242314
252314
262314
272313
282313
292313
302313

Passo Fundo weather by month

How April compares with the rest of the year at a glance. April is the 6th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 18°17516.513.65.3
Feb27° / 18°16715.2135.5
Mar27° / 17°14513.412.26.1
Apr24° / 15°14210.611.36.8
May21° / 11°16510.110.66.4
Jun19° / 10°1501010.26.1
Jul19° / 16610.210.46.1
Aug21° / 10°1189.3116.7
Sep22° / 12°16511.611.86.4
Oct24° / 14°24014.512.76.1
Nov26° / 15°17412.313.46.3
Dec28° / 17°17914.913.85.6

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% 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 48%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15446
25446
35545
45545
55545
65545
75446
85446
95446
105446
115446
125248
135248
145248
155149
165050
175050
185050
194951
204951
214852
224951
235050
245050
255050
265050
275050
285050
295149
305149

Chance of precipitation in April

Any precipitation

Passo Fundo gets around 142 mm of rain over 10.6 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 36% and peaks near 38% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
138
237
337
436
536
636
736
836
936
1036
1136
1236
1337
1437
1537
1638
1738
1838
1938
2038
2137
2237
2336
2436
2535
2634
2734
2833
2932
3032

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 14% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
115244021
216243921
316243921
417243820
518243820
619243720
720243620
821243520
922243519
1023243419
1125243319
1226243218
1326243217
1427253117
1528253116
1628263115
1729263015
1830273014
1930272913
2031282912
2132282811
2233292810
233429289
243530278
253630278
263730267
273830266
283930256
294030245
304230235

Wind in April

Winds average 12 km/h in April.

Across April, daily wind ranges from about 12 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm

Sunrise & sunset in April

DaylightNight

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

Days shrink by about 42 minutes over April. Sunrise moves from 7:42 AM to 7:58 AM, and sunset from 7:27 PM to 6:56 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.77:427:27
211.77:427:26
311.77:437:24
411.77:437:23
511.67:447:22
611.67:457:21
711.67:457:20
811.57:467:19
911.57:467:17
1011.57:477:16
1111.57:477:15
1211.47:487:14
1311.47:487:13
1411.47:497:12
1511.47:507:11
1611.37:507:10
1711.37:517:09
1811.37:517:07
1911.27:527:06
2011.27:527:05
2111.27:537:04
2211.27:547:03
2311.17:547:02
2411.17:557:01
2511.17:557:00
2611.17:566:59
2711.07:566:58
2811.07:576:58
2911.07:586:57
3011.07:586:56

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.02 kWh/m².

For context, solar energy here swings from a low near 2.6 kWh/m² to a high of 6.51 kWh/m² in December across the year — April's 4.02 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.4Bright
54.4Bright
64.4Bright
74.3Bright
84.3Bright
94.3Bright
104.2Bright
114.2Bright
124.1Bright
134.1Bright
144.1Bright
154.0Bright
164.0Moderate
173.9Moderate
183.9Moderate
193.9Moderate
203.8Moderate
213.8Moderate
223.8Moderate
233.7Moderate
243.7Moderate
253.7Moderate
263.6Moderate
273.6Moderate
283.6Moderate
293.6Moderate
303.5Moderate
Planning a trip in April

Is April a good time to visit Passo Fundo?

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
5.8
Beach & pool
5th-best month of the year

April is a reasonable time to visit Passo Fundo for sightseeing.

What to pack for Passo Fundo in April

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

In April, Passo Fundo sees daytime highs around 24°C and nights near 15°C. Worth packing: light clothes and rain gear. About 11 days see rain.

light clothesrain gear

UV index in Passo Fundo in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Passo Fundo peaks around January 21 at about 14 (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 highHighModerateHighVery highExtremeJan 21UV 14Jun 21UV 4
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar11Extreme
Apr8Very high
May5High
Jun4Moderate
Jul4Moderate
Aug5High
Sep8Very high
Oct7High
Nov12Extreme
Dec13Extreme

Air quality in Passo Fundo 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 Passo Fundo is worst in September — around 15 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (March, 6 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1514 µg/m³Mar 116 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb6Good
Mar6Good
Apr7Good
May7Good
Jun7Good
Jul8Good
Aug11Good
Sep15Moderate
Oct9Good
Nov7Good
Dec6Good
Location & terrain

Where is Passo Fundo?

Passo Fundo sits at 28.3°S, 52.4°W, 689 m above sea level, in Brazil. The nearest listed city is Marau, 29 km away.

Topography around Passo Fundo

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

Within 3 km, the terrain around Passo Fundo has only modest variations in elevation — a maximum elevation change of 131 m around an average of 653 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 287 m; within 80 km, large variations in elevation — a maximum elevation change of 675 m.

The land around Passo Fundo is covered by artificial surfaces (63%) and trees (26%) within 3 km, cropland (62%) and trees (26%) within 16 km, and cropland (67%) and trees (28%) within 80 km.

3 km
131 m
16 km
287 m
80 km
675 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Marau 29 km · Carazinho 37 km · Tapejara 44 km · Getúlio Vargas 45 km · Não-Me-Toque 46 km · Sarandi 62 km · Soledade 63 km · Espumoso 67 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 Passo Fundo (-28.2628°, -52.4067°, elevation 689 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).