Capanema weather in September

In September, Capanema sees average daytime highs of 26°C and overnight lows near 15°C, with 153 mm of rain across 10.1 wet days and about 11.8 hours of daylight. It is the 8th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 46% of the time in September, and the air most often feels humid.

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 Capanema's 3rd-clearest and 1st-windiest month. For the whole year in context, see Capanema's year-round climate.

Daytime high
26°
8th warmest
Overnight low
15°
5th coldest
Rainfall
153 mm
10.1 wet days
Daylight
11 h 54 min
7:34 AM – 7:25 PM
Cloud cover
48%
3rd clearest
Wind
11 km/h
1st windiest
Solar energy
4.79 kWh/m²
Travel score
6.8
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 26°C through the month.

A typical September day in Capanema reaches about 26°C in the afternoon and slips back to 15°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 33°C. Set against its neighbours, September runs about 2°C warmer than August and about 1°C cooler than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12615
22615
32615
42615
52615
62615
72615
82615
92615
102615
112615
122615
132615
142615
152615
162615
172615
182615
192615
202616
212616
222616
232616
242616
252616
262616
272616
282616
292616
302716

How September really feels in Capanema

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.

Capanema weather by month

How September compares with the rest of the year at a glance. September is the 8th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 21°15215.913.44.1
Feb30° / 21°14415.212.94.2
Mar30° / 20°12512.512.25.0
Apr27° / 17°1319.511.46.5
May23° / 14°1589.410.87.1
Jun22° / 13°1509.610.46.8
Jul22° / 12°1168.410.67.1
Aug25° / 14°966.811.17.7
Sep26° / 15°15310.111.86.8
Oct28° / 17°20113.512.65.8
Nov29° / 18°15111.913.35.3
Dec30° / 20°17515.913.64.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 46% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 11% of September, with mostly cloudy or overcast conditions the remaining 43%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16634
26634
36535
46436
56337
66238
76139
86139
96040
105941
115941
125941
135842
145842
155842
165743
175743
185644
195644
205545
215545
225446
235347
245347
255248
265149
275050
284951
294951
304852

Chance of precipitation in September

Any precipitation

Capanema gets around 153 mm of rain over 10.1 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 33% and peaks near 41% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
124
225
326
426
527
628
728
829
929
1030
1130
1231
1331
1432
1533
1633
1734
1835
1935
2036
2137
2237
2338
2439
2539
2640
2740
2841
2941
3041

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 31% of days. Sticky, muggy-or-worse air turns up on roughly 10% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13636253
23635263
33535264
43535264
53534274
63434275
73433285
83432285
93432295
103331306
113331306
123330307
133230317
143229318
153229319
163228319
1731273110
1831273111
1931273111
2030263212
2130263213
2229263213
2328263214
2427253315
2526253316
2624253417
2723253417
2822253518
2921243619
3020243619

Wind in September

Winds average 11 km/h in September, the windiest month of the year.

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
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
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 7:51 AM to 7:18 AM, and sunset from 7:19 PM to 7:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.57:517:19
211.57:507:19
311.57:497:20
411.57:487:20
511.67:467:21
611.67:457:21
711.67:447:22
811.67:437:22
911.77:427:22
1011.77:417:23
1111.77:407:23
1211.77:397:24
1311.87:377:24
1411.87:367:24
1511.87:357:25
1611.97:347:25
1711.97:337:26
1811.97:327:26
1911.97:317:26
2012.07:297:27
2112.07:287:27
2212.07:277:28
2312.07:267:28
2412.17:257:28
2512.17:247:29
2612.17:237:29
2712.17:217:30
2812.27:207:30
2912.27:197:30
3012.27:187:31

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.79 kWh/m².

For context, solar energy here swings from a low near 2.85 kWh/m² to a high of 6.31 kWh/m² in December across the year — September's 4.79 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.6Bright
44.7Bright
54.7Bright
64.7Bright
74.7Bright
84.7Bright
94.7Bright
104.7Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.8Bright
194.8Bright
204.9Bright
214.9Bright
224.9Bright
234.9Bright
244.9Bright
254.9Bright
264.9Bright
274.9Bright
284.9Bright
295.0Bright
305.0Bright
Planning a trip in September

Is September a good time to visit Capanema?

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

6.8
Sightseeing
4th-best month of the year
6.6
Beach & pool
5th-best month of the year

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

What to pack for Capanema in September

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

In September, Capanema sees daytime highs around 26°C and nights near 15°C. Worth packing: light clothes, rain gear and sun protection. About 10 days see rain.

light clothesrain gearsun protection

UV index in Capanema in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Capanema peaks around January 20 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 at about 5 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighHighVery highExtremeJan 20UV 15Jul 12UV 5
UV index (midday)Level
Jan15Extreme
Feb14Extreme
Mar11Extreme
Apr9Very high
May6High
Jun5High
Jul5Moderate
Aug6High
Sep6High
Oct10Very high
Nov12Extreme
Dec13Extreme

Air quality in Capanema 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 Capanema is worst in September — around 19 µg/m³ PM2.5 (moderate), about 3.2× the cleanest month (March, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1618 µg/m³Mar 156 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb7Good
Mar6Good
Apr7Good
May7Good
Jun7Good
Jul7Good
Aug11Good
Sep19Moderate
Oct12Good
Nov8Good
Dec7Good
Location & terrain

Where is Capanema?

Capanema sits at 25.7°S, 53.8°W, 372 m above sea level, in Brazil. The nearest listed city is Realeza, 30 km away.

Topography around Capanema

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

Within 3 km, the terrain around Capanema has only modest variations in elevation — a maximum elevation change of 165 m around an average of 336 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 300 m; within 80 km, large variations in elevation — a maximum elevation change of 852 m.

The land around Capanema is covered by trees (43%) and cropland (24%) within 3 km, trees (51%) and cropland (32%) within 16 km, and trees (57%) and cropland (26%) within 80 km.

3 km
165 m
16 km
300 m
80 km
852 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Realeza 30 km · Ampére 43 km · Santo Antônio do Sudoeste 45 km · Medianeira 51 km · Matelândia 51 km · Salto do Lontra 52 km · São Miguel do Iguaçu 56 km · Santa Terezinha de Itaipu 65 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 Capanema (-25.6719°, -53.8089°, elevation 372 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).