Caarapó weather in September

In September, Caarapó sees average daytime highs of 29°C and overnight lows near 17°C, with 105 mm of rain across 9.3 wet days and about 11.9 hours of daylight. It is the 7th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 48% of the time in September, and the air most often feels comfortable.

Daylight stretches from about 11 h 30 min at the start of September to 12 h 12 min by month's end. Set against the rest of the year, September is Caarapó's 3rd-clearest and 2nd-windiest month. For the whole year in context, see Caarapó's year-round climate.

Daytime high
29°
7th warmest
Overnight low
17°
5th coldest
Rainfall
105 mm
9.3 wet days
Daylight
11 h 54 min
6:37 AM – 6:30 PM
Cloud cover
46%
3rd clearest
Wind
10 km/h
2nd windiest
Solar energy
5.21 kWh/m²
Travel score
5.7
out of 10

Caarapó 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 29°C through the month.

A typical September day in Caarapó reaches about 29°C in the afternoon and slips back to 17°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 35°C. Set against its neighbours, September runs about 2°C warmer than August and about 1°C cooler than October.

10°20°30°40°151015202530
Avg high (°C)Avg low (°C)
12917
22917
32917
42917
52917
62917
72917
82917
92917
102917
112917
122917
132917
142917
152917
162917
172917
182917
192918
202918
212918
222918
232918
242918
252918
262918
272918
282918
292918
302918

How September really feels in Caarapó

Once humidity and wind are folded in, September averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Caarapó weather by month

How September compares with the rest of the year at a glance. September is the 7th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 22°18520.213.23.4
Feb31° / 22°16618.512.83.5
Mar31° / 21°12515.612.24.1
Apr29° / 19°939.611.55.7
May25° / 16°1058.410.97.2
Jun24° / 15°817.610.67.5
Jul25° / 14°666.310.87.8
Aug27° / 15°64611.27.3
Sep29° / 17°1059.311.95.7
Oct30° / 19°15915.112.54.4
Nov30° / 20°15314.313.14.2
Dec31° / 21°18118.113.43.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 48% 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 38%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17327
27129
37129
46931
56832
66733
76634
86535
96436
106436
116436
126436
136337
146337
156337
166337
176238
186337
196337
206139
216139
226040
235941
245842
255743
265545
275446
285347
295347
305248

Chance of precipitation in September

Any precipitation

Caarapó gets around 105 mm of rain over 9.3 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 31% and peaks near 42% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
122
223
323
424
525
626
726
827
927
1028
1128
1228
1329
1429
1529
1630
1731
1831
1932
2033
2134
2234
2336
2437
2538
2639
2740
2841
2941
3042

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 28% of days. Sticky, muggy-or-worse air turns up on roughly 18% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
140342060
239342160
338332270
437332270
537332380
636332380
735332490
8343224100
9333225100
10323225110
11313126120
12303127130
13293027130
14283028140
15282928150
16272928160
17272828170
18262828180
19252728200
20252628210
21242628220
22232528241
23222428251
24212428271
25202328281
26192228301
27182228311
28172128332
29162029342
30151929352

Wind in September

Winds average 10 km/h in September.

Across September, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 30 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 42 minutes over September. Sunrise moves from 6:53 AM to 6:23 AM, and sunset from 6:25 PM to 6:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.56:536:25
211.66:526:26
311.66:516:26
411.66:506:26
511.66:496:26
611.66:486:27
711.76:476:27
811.76:466:27
911.76:456:28
1011.76:446:28
1111.86:436:28
1211.86:426:29
1311.86:416:29
1411.86:406:29
1511.86:396:29
1611.96:376:30
1711.96:366:30
1811.96:356:30
1911.96:346:31
2012.06:336:31
2112.06:326:31
2212.06:316:32
2312.06:306:32
2412.16:296:32
2512.16:286:33
2612.16:276:33
2712.16:266:33
2812.16:256:33
2912.26:246:34
3012.26:236:34

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.21 kWh/m².

For context, solar energy here swings from a low near 3.31 kWh/m² to a high of 6.24 kWh/m² in December across the year — September's 5.21 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.1Bright
55.1Bright
65.1Bright
75.1Bright
85.1Bright
95.1Bright
105.2Bright
115.2Bright
125.2Bright
135.2Bright
145.2Bright
155.2Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.4Bright
305.4Bright
Planning a trip in September

Is September a good time to visit Caarapó?

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

5.7
Sightseeing
5th-best month of the year
7.3
Beach & pool
2nd-best month of the year

September is a reasonable time to visit Caarapó for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Caarapó in September

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

In September, Caarapó sees daytime highs around 29°C and nights near 17°C. Pack light clothes. Worth having: rain gear and sun protection. About 9 days see rain.

light clothesrain gearsun protection

UV index in Caarapó in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Caarapó peaks around January 19 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 14 at about 4 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highModerateExtremeJan 19UV 15Sep 14UV 4
UV index (midday)Level
Jan16Extreme
Feb15Extreme
Mar13Extreme
Apr10Very high
May7High
Jun6High
Jul6High
Aug8Very high
Sep3Moderate
Oct11Extreme
Nov12Extreme
Dec14Extreme

Air quality in Caarapó 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 Caarapó is worst in September — around 23 µg/m³ PM2.5 (moderate), about 4.4× the cleanest month (March, 5 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1622 µg/m³Mar 235 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb7Good
Mar5Good
Apr5Good
May6Good
Jun6Good
Jul6Good
Aug13Moderate
Sep23Moderate
Oct13Moderate
Nov8Good
Dec7Good
Location & terrain

Where is Caarapó?

Caarapó sits at 22.6°S, 54.8°W, 469 m above sea level, in Brazil. The nearest listed city is Fátima do Sul, 43 km away.

Topography around Caarapó

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

Within 3 km, the terrain around Caarapó has only modest variations in elevation — a maximum elevation change of 80 m around an average of 461 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 183 m; within 80 km, significant variations in elevation — a maximum elevation change of 393 m.

The land around Caarapó is covered by cropland (39%), grassland (23%) and artificial surfaces (20%) within 3 km, cropland (72%) within 16 km, and cropland (61%) and grassland (23%) within 80 km.

3 km
80 m
16 km
183 m
80 km
393 m
treesgrasslandcroplandartificial surfacesbare terrain
September weather nearby: Fátima do Sul 43 km · Dourados 46 km · Itaporã 62 km · Amambai 67 km · Naviraí 81 km · Ponta Porã 93 km · Pedro Juan Caballero 95 km · Rio Brilhante 97 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 Caarapó (-22.6342°, -54.8222°, elevation 469 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).