Passo Fundo weather in August

In August, Passo Fundo sees average daytime highs of 21°C and overnight lows near 10°C, with 118 mm of rain across 9.3 wet days and about 11 hours of daylight. It is the 9th-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 20°C in the first days to 22°C by the end. The sky is clear or mostly clear about 45% of the time in August, and the air most often feels dry.

Daylight stretches from about 10 h 36 min at the start of August to 11 h 24 min by month's end. Set against the rest of the year, August is Passo Fundo's 1st-clearest and 2nd-windiest month. For the whole year in context, see Passo Fundo's year-round climate.

Daytime high
21°
9th warmest
Overnight low
10°
3rd coldest
Rainfall
118 mm
9.3 wet days
Daylight
11 hours
8:04 AM – 7:03 PM
Cloud cover
49%
1st clearest
Wind
14 km/h
2nd windiest
Solar energy
3.76 kWh/m²
Travel score
6.7
out of 10

Passo Fundo is human settlement in Brazil.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 20°C in the first days to 22°C by the end.

A typical August day in Passo Fundo reaches about 21°C in the afternoon and slips back to 10°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 27°C. Set against its neighbours, August runs about 2°C warmer than July and about 1°C cooler than September.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1209
2209
32010
42010
52010
62010
72010
82010
92010
102010
112010
122010
132110
142110
152110
162110
172110
182111
192111
202111
212111
222111
232111
242111
252211
262211
272211
282211
292211
302211
312211

Passo Fundo weather by month

How August compares with the rest of the year at a glance. August is the 9th-warmest and 12th-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 August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 45% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 10% of August, with mostly cloudy or overcast conditions the remaining 45%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15446
25446
35446
45446
55446
65446
75446
85446
95446
105446
115446
125446
135446
145545
155545
165545
175644
185644
195743
205842
215842
225842
235743
245743
255743
265743
275743
285644
295545
305545
315545

Chance of precipitation in August

Any precipitation

Passo Fundo gets around 118 mm of rain over 9.3 wet days in August, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 30% and peaks near 31% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
130
230
330
430
531
631
731
831
931
1031
1131
1231
1331
1431
1531
1630
1730
1830
1930
2030
2129
2229
2329
2429
2529
2630
2730
2830
2930
3030
3130

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the dry band about 67% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
173243
272253
372253
472253
571263
671263
771263
871263
971263
1070273
1170273
1270273
1369274
1468284
1568284
1668284
1768284
1867294
1967294
2066295
2165305
2265305
2364306
2463316
2562317
2662317
2762317
2861318
2960328
3059329
3159329

Wind in August

Winds average 14 km/h in August.

Across August, 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.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light 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
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 10 h 36 min at the start of August to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over August. Sunrise moves from 8:16 AM to 7:48 AM, and sunset from 6:55 PM to 7:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.68:166:55
210.78:166:55
310.78:156:56
410.78:146:57
510.78:146:57
610.78:136:58
710.88:126:58
810.88:116:59
910.88:106:59
1010.88:107:00
1110.98:097:00
1210.98:087:01
1310.98:077:02
1410.98:067:02
1511.08:057:03
1611.08:047:03
1711.08:037:04
1811.08:027:04
1911.18:017:05
2011.18:007:05
2111.17:597:06
2211.17:587:06
2311.27:577:07
2411.27:567:07
2511.27:557:08
2611.27:547:09
2711.37:537:09
2811.37:527:10
2911.37:517:10
3011.47:497:11
3111.47:487:11

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 3.76 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 — August's 3.76 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
13.3Moderate
23.3Moderate
33.3Moderate
43.4Moderate
53.4Moderate
63.4Moderate
73.5Moderate
83.5Moderate
93.5Moderate
103.5Moderate
113.6Moderate
123.6Moderate
133.6Moderate
143.7Moderate
153.7Moderate
163.8Moderate
173.8Moderate
183.8Moderate
193.9Moderate
203.9Moderate
213.9Moderate
224.0Moderate
234.0Moderate
244.0Bright
254.0Bright
264.1Bright
274.1Bright
284.1Bright
294.1Bright
304.2Bright
314.2Bright
Planning a trip in August

Is August a good time to visit Passo Fundo?

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

6.7
Sightseeing
2nd-best month of the year
3.9
Beach & pool
9th-best month of the year

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

What to pack for Passo Fundo in August

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

In August, Passo Fundo sees daytime highs around 21°C and nights near 10°C. Worth packing: rain gear. About 9 days see rain.

rain gear

UV index in Passo Fundo in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 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 August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August 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
August 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).