Garopaba weather in September

In September, Garopaba sees average daytime highs of 19°C and overnight lows near 17°C, with 147 mm of rain across 12.6 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 19°C through the month. The sky is clear or mostly clear about 26% of the time in September, and the air most often feels humid.

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 Garopaba's 11th-clearest and 1st-windiest month. For the whole year in context, see Garopaba's year-round climate.

Daytime high
19°
9th warmest
Overnight low
17°
4th coldest
Rainfall
147 mm
12.6 wet days
Daylight
11 h 48 min
7:14 AM – 7:04 PM
Cloud cover
64%
11th clearest
Wind
20 km/h
1st windiest
Solar energy
4.08 kWh/m²
Travel score
5.7
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 19°C through the month.

A typical September day in Garopaba reaches about 19°C in the afternoon and slips back to 17°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 22°C. Set against its neighbours, September runs about 1°C warmer than August and about 2°C cooler than October.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
11916
21916
31916
41916
51916
61916
71916
81916
91916
101916
111916
121916
131917
141917
151917
161917
171917
181917
191917
201917
211917
221917
231917
241917
251917
261917
272017
282017
292017
302017

Garopaba 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
Jan25° / 23°17218.313.65.5
Feb26° / 23°14616.9135.4
Mar25° / 23°13516.812.25.9
Apr23° / 21°9811.111.46.8
May21° / 18°13510.810.66.5
Jun19° / 16°1109.710.36.2
Jul18° / 15°1009.910.46.0
Aug18° / 15°1019.6116.2
Sep19° / 17°14712.611.85.7
Oct21° / 18°13914.212.75.6
Nov22° / 20°12613.413.46.1
Dec24° / 22°12513.613.76.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 14% of September, with mostly cloudy or overcast conditions the remaining 60%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14852
24753
34753
44654
54456
64456
74357
84258
94258
104159
114159
124060
134159
144060
154060
164159
173961
183961
194060
204060
213961
223862
233763
243763
253664
263664
273466
283565
293565
303367

Chance of precipitation in September

Any precipitation

Garopaba gets around 147 mm of rain over 12.6 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 42% and peaks near 48% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
132
233
333
434
535
636
737
838
939
1039
1140
1241
1342
1443
1543
1644
1745
1845
1946
2046
2146
2247
2347
2447
2547
2647
2748
2848
2947
3047

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the humid band about 42% of days. Sticky, muggy-or-worse air turns up on roughly 7% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
12727433
22727433
32727433
42627434
52627434
62627434
72627434
82627435
92627435
102527435
112527435
122527435
132426436
142426436
152426436
162426437
172426427
182526427
192526418
202527418
212427418
222427418
232427419
242327419
252326419
2622264210
2722264210
2822264211
2921254112
3021254113

Wind in September

Winds average 20 km/h in September, the windiest month of the year.

Across September, daily wind ranges from about 19 km/h on the calmest days to 20 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
620light breeze
720light breeze
820light breeze
920light breeze
1020light breeze
1120light breeze
1220light breeze
1320light breeze
1420light breeze
1520light breeze
1620light breeze
1720light breeze
1820light breeze
1920light breeze
2020light breeze
2120light breeze
2220light breeze
2320light breeze
2420light breeze
2520light breeze
2620light breeze
2720light breeze
2820light breeze
2920light breeze
3020light breeze

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 7:32 AM to 6:57 AM, and sunset from 6:57 PM to 7:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.47:326:57
211.47:316:57
311.57:296:58
411.57:286:58
511.57:276:59
611.67:266:59
711.67:257:00
811.67:237:00
911.67:227:00
1011.77:217:01
1111.77:207:01
1211.77:197:02
1311.87:177:02
1411.87:167:03
1511.87:157:03
1611.87:147:04
1711.97:127:04
1811.97:117:05
1911.97:107:05
2011.97:097:06
2112.07:087:06
2212.07:067:07
2312.07:057:07
2412.17:047:08
2512.17:037:08
2612.17:017:09
2712.27:007:09
2812.26:597:10
2912.26:587:10
3012.26:577:11

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.08 kWh/m².

For context, solar energy here swings from a low near 2.69 kWh/m² to a high of 6.21 kWh/m² in December across the year — September's 4.08 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.0Moderate
24.0Moderate
34.0Moderate
44.0Moderate
54.0Moderate
64.0Bright
74.0Bright
84.0Bright
94.0Bright
104.0Bright
114.0Bright
124.0Bright
134.0Bright
144.0Bright
154.1Bright
164.1Bright
174.1Bright
184.1Bright
194.1Bright
204.1Bright
214.2Bright
224.2Bright
234.2Bright
244.2Bright
254.2Bright
264.2Bright
274.2Bright
284.2Bright
294.2Bright
304.3Bright
Planning a trip in September

Is September a good time to visit Garopaba?

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

5.7
Sightseeing
9th-best month of the year
2.6
Beach & pool
10th-best month of the year

September is a reasonable time to visit Garopaba for sightseeing.

What to pack for Garopaba in September

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

In September, Garopaba sees daytime highs around 19°C and nights near 17°C. Worth packing: rain gear. About 13 days see rain.

rain gear

Sea temperature near Garopaba in September

The nearest coast averages about 18°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in February at about 25°C and coldest in August near 17°C.

It's comfortable for a long swim from Oct 16 to Jun 3 — about 7.6 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmcomfortable to swimcomfortable to swim
Sea temperature (°C)Comfort
Jan25Warm
Feb25Warm
Mar25Warm
Apr24Refreshing
May21Refreshing
Jun19Cool
Jul18Cool
Aug17Cool
Sep18Cool
Oct20Refreshing
Nov22Refreshing
Dec23Refreshing

UV index in Garopaba 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 Garopaba peaks around January 19 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 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 19UV 13Jul 11UV 4
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar11Extreme
Apr8Very high
May5High
Jun5Moderate
Jul4Moderate
Aug6High
Sep8Very high
Oct9Very high
Nov12Extreme
Dec12Extreme
Location & terrain

Where is Garopaba?

Garopaba sits at 28.0°S, 48.6°W, 15 m above sea level, in Brazil. The nearest listed city is Imbituba, 25 km away.

Topography around Garopaba

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

Within 3 km, the terrain around Garopaba has only modest variations in elevation — a maximum elevation change of 187 m around an average of 15 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 657 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,813 m.

The land around Garopaba is covered by water (54%) and trees (21%) within 3 km, water (55%) and trees (28%) within 16 km, and trees (45%) and water (39%) within 80 km.

3 km
187 m
16 km
657 m
80 km
1,813 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
September weather nearby: Imbituba 25 km · Freguesia do Ribeirao da Ilha 34 km · Ribeirão da Ilha 37 km · Santo Amaro da Imperatriz 41 km · Palhoça 42 km · São José 45 km · Pantanal 47 km · Campinas 48 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 Garopaba (-28.0233°, -48.6133°, elevation 15 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).