Capão da Canoa weather in September

In September, Capão da Canoa sees average daytime highs of 17°C and overnight lows near 15°C, with 182 mm of rain across 12.7 wet days and about 11.8 hours of daylight. It is the 9th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 17°C through the month. The sky is clear or mostly clear about 32% of the time in September, and the air most often feels comfortable.

Daylight stretches from about 11 h 24 min at the start of September to 12 h 18 min by month's end. Set against the rest of the year, September is Capão da Canoa's 11th-clearest and 2nd-windiest month. For the whole year in context, see Capão da Canoa's year-round climate.

Daytime high
17°
9th warmest
Overnight low
15°
4th coldest
Rainfall
182 mm
12.7 wet days
Daylight
11 h 48 min
7:20 AM – 7:09 PM
Cloud cover
60%
11th clearest
Wind
20 km/h
2nd windiest
Solar energy
4.18 kWh/m²
Travel score
5.3
out of 10

Capão da Canoa 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 17°C through the month.

A typical September day in Capão da Canoa reaches about 17°C in the afternoon and slips back to 15°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 20°C. Set against its neighbours, September runs about 1°C warmer than August and about 2°C cooler than October.

10°13°15°18°20°151015202530
Avg high (°C)Avg low (°C)
11715
21715
31715
41715
51715
61715
71715
81715
91715
101715
111715
121715
131715
141715
151715
161715
171715
181715
191715
201815
211815
221815
231816
241816
251816
261816
271816
281816
291816
301816

Capão da Canoa weather by month

How September compares with the rest of the year at a glance. September is the 9th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 22°1431413.76.4
Feb24° / 22°12114.213.16.2
Mar24° / 22°12513.612.26.5
Apr22° / 20°11311.611.36.5
May19° / 17°14211.210.56.1
Jun17° / 15°1321110.15.5
Jul16° / 14°16311.310.35.0
Aug17° / 14°14710.910.95.3
Sep17° / 15°18212.711.85.3
Oct19° / 17°19514.712.75.4
Nov21° / 19°12912.613.56.1
Dec23° / 21°12812.813.96.4

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 13% of September, with mostly cloudy or overcast conditions the remaining 55%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15149
25050
34951
44951
54753
64654
74654
84555
94555
104555
114555
124555
134456
144555
154555
164456
174555
184456
194456
204555
214555
224456
234357
244357
254357
264258
274258
284159
294159
303961

Chance of precipitation in September

Any precipitation

Capão da Canoa gets around 182 mm of rain over 12.7 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 48% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
135
236
336
437
537
638
739
839
940
1040
1141
1241
1342
1442
1543
1644
1744
1845
1945
2045
2145
2246
2346
2447
2547
2647
2748
2848
2948
3048

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the comfortable band about 38% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13742210
23642220
33641220
43641230
53541230
63541240
73540240
83540250
93540250
103540250
113539260
123439260
133439270
143438270
153438280
163437280
173437280
183537281
193536281
203536281
213436281
223436281
233336291
243336292
253236302
263236302
273136312
283135313
293035323
303035323

Wind in September

Winds average 20 km/h in September.

Across September, daily wind ranges from about 19 km/h on the calmest days to 21 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202530
Wind speed (km/h)Feels
119light breeze
219light breeze
319light breeze
419light breeze
519light breeze
619light breeze
720light breeze
820light breeze
920light breeze
1020light breeze
1120light breeze
1220light breeze
1320light breeze
1420light breeze
1520breezy
1620breezy
1720breezy
1820breezy
1920breezy
2020breezy
2120breezy
2220breezy
2320breezy
2421breezy
2521breezy
2621breezy
2721breezy
2821breezy
2921breezy
3021breezy

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 24 min at the start of September to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 54 minutes over September. Sunrise moves from 7:39 AM to 7:02 AM, and sunset from 7:01 PM to 7:17 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.47:397:01
211.47:377:01
311.47:367:02
411.57:357:03
511.57:347:03
611.57:327:04
711.57:317:04
811.67:307:05
911.67:297:05
1011.67:277:06
1111.77:267:06
1211.77:257:07
1311.77:247:07
1411.87:227:08
1511.87:217:09
1611.87:207:09
1711.97:187:10
1811.97:177:10
1911.97:167:11
2011.97:147:11
2112.07:137:12
2212.07:127:12
2312.07:117:13
2412.17:097:13
2512.17:087:14
2612.17:077:15
2712.27:067:15
2812.27:047:16
2912.27:037:16
3012.37:027:17

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.18 kWh/m².

For context, solar energy here swings from a low near 2.57 kWh/m² to a high of 6.52 kWh/m² in December across the year — September's 4.18 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
13.9Moderate
23.9Moderate
33.9Moderate
44.0Moderate
54.0Moderate
64.0Moderate
74.0Bright
84.0Bright
94.0Bright
104.0Bright
114.1Bright
124.1Bright
134.1Bright
144.1Bright
154.2Bright
164.2Bright
174.2Bright
184.2Bright
194.3Bright
204.3Bright
214.3Bright
224.3Bright
234.3Bright
244.4Bright
254.4Bright
264.4Bright
274.4Bright
284.5Bright
294.5Bright
304.5Bright
Planning a trip in September

Is September a good time to visit Capão da Canoa?

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

5.3
Sightseeing
10th-best month of the year
1.5
Beach & pool
10th-best month of the year

September is a reasonable time to visit Capão da Canoa for sightseeing.

What to pack for Capão da Canoa in September

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

In September, Capão da Canoa sees daytime highs around 17°C and nights near 15°C. Worth packing: rain gear and a windbreaker. About 13 days see rain.

rain geara windbreaker

Sea temperature near Capão da Canoa in September

The nearest coast averages about 17°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 19 km away) is warmest in February at about 25°C and coldest in August near 16°C.

It's comfortable for a long swim from Nov 5 to May 23 — about 6.6 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swimcomfortable to swim
Sea temperature (°C)Comfort
Jan24Warm
Feb25Warm
Mar24Warm
Apr23Refreshing
May21Refreshing
Jun18Cool
Jul16Cool
Aug16Cool
Sep17Cool
Oct19Cool
Nov21Refreshing
Dec23Refreshing

UV index in Capão da Canoa 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 Capão da Canoa 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
Jan13Extreme
Feb13Extreme
Mar10Extreme
Apr8Very high
May5Moderate
Jun4Moderate
Jul4Moderate
Aug5High
Sep8Very high
Oct9Very high
Nov11Extreme
Dec13Extreme

Air quality in Capão da Canoa 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 Capão da Canoa is worst in August — around 15 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (February, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodAug 1815 µg/m³Feb 207 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb7Good
Mar7Good
Apr8Good
May8Good
Jun8Good
Jul11Good
Aug15Moderate
Sep12Good
Oct9Good
Nov8Good
Dec8Good
Location & terrain

Where is Capão da Canoa?

Capão da Canoa sits at 29.7°S, 50.0°W, 6 m above sea level, in Brazil. The nearest listed city is Xangri-lá, 7.0 km away.

Topography around Capão da Canoa

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Capão da Canoa.

Within 3 km, the terrain around Capão da Canoa has only modest variations in elevation — a maximum elevation change of 22 m around an average of 4 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 382 m; within 80 km, large variations in elevation — a maximum elevation change of 1,164 m.

The land around Capão da Canoa is covered by water (40%), artificial surfaces (32%) and grassland (20%) within 3 km, water (65%) within 16 km, and water (35%), trees (30%) and grassland (23%) within 80 km.

3 km
22 m
16 km
382 m
80 km
1,164 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
September weather nearby: Xangri-lá 7.0 km · Imbé 28 km · Tramandaí 29 km · Osório 30 km · Santo Antônio da Patrulha 50 km · Cidreira 52 km · Torres 53 km · Rolante 56 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 Capão da Canoa (-29.7456°, -50.0097°, elevation 6 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).