Carlos Barbosa weather in September

In September, Carlos Barbosa sees average daytime highs of 21°C and overnight lows near 11°C, with 172 mm of rain across 12.9 wet days and about 11.8 hours of daylight. It is the 8th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 21°C through the month. The sky is clear or mostly clear about 31% of the time in September, and the air most often feels dry.

Daylight stretches from about 11 h 24 min at the start of September to 12 h 12 min by month's end. Set against the rest of the year, September is Carlos Barbosa's 9th-clearest and 3rd-windiest month. For the whole year in context, see Carlos Barbosa's year-round climate.

Daytime high
21°
8th warmest
Overnight low
11°
5th coldest
Rainfall
172 mm
12.9 wet days
Daylight
11 h 48 min
7:26 AM – 7:15 PM
Cloud cover
61%
9th clearest
Wind
9 km/h
3rd windiest
Solar energy
4.16 kWh/m²
Travel score
6.0
out of 10

Carlos Barbosa is human settlement in Brazil.

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 21°C through the month.

A typical September day in Carlos Barbosa reaches about 21°C in the afternoon and slips back to 11°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 28°C. Set against its neighbours, September runs about 1°C warmer than August and about 2°C cooler than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12111
22111
32111
42111
52111
62111
72111
82111
92111
102111
112111
122111
132111
142111
152111
162111
172111
182111
192111
202111
212111
222111
232111
242111
252111
262112
272212
282212
292212
302212

Carlos Barbosa weather by month

How September compares with the rest of the year at a glance. September is the 8th-warmest and 6th-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°18417.413.15.1
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°14010.910.96.3
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 September

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 12% of September, with mostly cloudy or overcast conditions the remaining 57%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14852
24852
34753
44555
54555
64456
74456
84258
94258
104258
114258
124357
134258
144357
154258
164258
174357
184258
194258
204456
214456
224456
234357
244456
254357
264258
274258
283961
293961
303961

Chance of precipitation in September

Any precipitation

Carlos Barbosa gets around 172 mm of rain over 12.9 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 43% and peaks near 47% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
137
237
338
438
538
639
739
840
940
1041
1141
1241
1342
1443
1543
1644
1744
1845
1945
2045
2146
2246
2346
2447
2547
2647
2747
2847
2947
3047

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September 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%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
15629141
25629141
35529151
45529151
55529151
65429161
75429161
85529160
95529160
105429170
115330170
125330170
135230180
145230180
155230180
165131180
175131180
185031181
195031181
205031181
215031181
225031191
235031191
244930191
254930201
264830201
274830212
284730212
294630222
304629232

Wind in September

Winds average 9 km/h in September.

Across September, daily wind ranges from about 9 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 24 min at the start of September to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over September. Sunrise moves from 7:44 AM to 7:08 AM, and sunset from 7:07 PM to 7:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.47:447:07
211.47:437:08
311.47:427:08
411.57:417:09
511.57:397:09
611.57:387:10
711.67:377:10
811.67:367:11
911.67:347:11
1011.67:337:12
1111.77:327:12
1211.77:317:13
1311.77:297:14
1411.87:287:14
1511.87:277:15
1611.87:267:15
1711.97:247:16
1811.97:237:16
1911.97:227:17
2011.97:207:17
2112.07:197:18
2212.07:187:18
2312.07:177:19
2412.17:157:19
2512.17:147:20
2612.17:137:21
2712.27:127:21
2812.27:107:22
2912.27:097:22
3012.27:087:23

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.16 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 — September's 4.16 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
13.9Moderate
23.9Moderate
33.9Moderate
43.9Moderate
54.0Moderate
64.0Moderate
74.0Moderate
84.0Bright
94.0Bright
104.0Bright
114.0Bright
124.1Bright
134.1Bright
144.1Bright
154.1Bright
164.2Bright
174.2Bright
184.2Bright
194.2Bright
204.3Bright
214.3Bright
224.3Bright
234.3Bright
244.3Bright
254.4Bright
264.4Bright
274.4Bright
284.4Bright
294.5Bright
304.5Bright
Planning a trip in September

Is September a good time to visit Carlos Barbosa?

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

6.0
Sightseeing
5th-best month of the year
3.8
Beach & pool
8th-best month of the year

September is a reasonable time to visit Carlos Barbosa for sightseeing.

What to pack for Carlos Barbosa in September

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

In September, Carlos Barbosa sees daytime highs around 21°C and nights near 11°C. Worth packing: rain gear. About 13 days see rain.

rain gear

UV index in Carlos Barbosa in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September 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 Carlos Barbosa 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 Carlos Barbosa in September

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Carlos Barbosa 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 Carlos Barbosa?

Carlos Barbosa sits at 29.3°S, 51.5°W, 680 m above sea level, in Brazil. The nearest listed city is Garibaldi, 5.0 km away.

Topography around Carlos Barbosa

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

Within 3 km, the terrain around Carlos Barbosa has significant variations in elevation — a maximum elevation change of 272 m around an average of 643 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 690 m; within 80 km, large variations in elevation — a maximum elevation change of 984 m.

The land around Carlos Barbosa is covered by trees (55%) and grassland (20%) within 3 km, trees (77%) within 16 km, and trees (70%) within 80 km.

3 km
272 m
16 km
690 m
80 km
984 m
treesgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Garibaldi 5.0 km · Bento Gonçalves 14 km · Farroupilha 17 km · Teutônia 34 km · São Sebastião do Caí 34 km · Caxias do Sul 35 km · Encantado 36 km · Nova Petrópolis 39 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 Carlos Barbosa (-29.2975°, -51.5036°, elevation 680 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).