Confresa weather in September

In September, Confresa sees average daytime highs of 35°C and overnight lows near 23°C, with 40 mm of rain across 5.7 wet days and about 11.9 hours of daylight. It is the 1st-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 36°C in the first days to 34°C by the end. The sky is clear or mostly clear about 45% of the time in September, and the air most often feels humid.

Daylight stretches from about 11 h 48 min at the start of September to 12 h 06 min by month's end. Set against the rest of the year, September is Confresa's 4th-clearest and 4th-windiest month. For the whole year in context, see Confresa's year-round climate.

Daytime high
35°
1st warmest
Overnight low
23°
12th coldest
Rainfall
40 mm
5.7 wet days
Daylight
11 h 54 min
6:22 AM – 6:19 PM
Cloud cover
47%
4th clearest
Wind
7 km/h
4th windiest
Solar energy
5.95 kWh/m²
Travel score
2.6
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 36°C in the first days to 34°C by the end.

A typical September day in Confresa reaches about 35°C in the afternoon and slips back to 23°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 38°C. Set against its neighbours, September runs on par with August and about 2°C warmer than October.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13623
23623
33623
43623
53623
63623
73623
83623
93623
103623
113623
123623
133623
143623
153623
163623
173623
183523
193523
203523
213523
223523
233523
243523
253523
263523
273423
283423
293423
303423

How September really feels in Confresa

Once humidity and wind are folded in, September averages 30 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
30
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Confresa weather by month

How September compares with the rest of the year at a glance. September is the 1st-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°29428.612.62.7
Feb30° / 23°2752612.42.7
Mar30° / 23°26728.312.12.7
Apr31° / 23°17721.611.83.2
May32° / 22°50811.54.3
Jun33° / 21°30.611.44.6
Jul34° / 21°0011.44.3
Aug35° / 22°30.811.63.1
Sep35° / 23°405.711.92.6
Oct33° / 23°14818.412.22.8
Nov31° / 23°22924.812.52.8
Dec30° / 23°27827.312.62.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 45% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 21% of September, with mostly cloudy or overcast conditions the remaining 34%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17723
27723
37723
47624
57525
67426
77426
87327
97327
107228
117030
127030
136931
146832
156832
166634
176634
186436
196436
206337
216139
226040
235941
245842
255743
265644
275644
285545
295446
305347

Chance of precipitation in September

Any precipitation

Confresa gets around 40 mm of rain over 5.7 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 20% 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 (%)
17
28
38
49
59
610
710
811
911
1012
1112
1213
1314
1414
1515
1617
1718
1819
1921
2022
2124
2226
2328
2430
2532
2634
2736
2838
2939
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 25% of days. Sticky, muggy-or-worse air turns up on roughly 47% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
11434281770
21433281880
31332281880
41331281890
513302919100
613292919100
712282919110
812273019120
912273019120
1011263020130
1111253020140
1210243020150
139233021170
149223021180
158213022190
167202922210
177192923220
186182824240
196162725260
205152626280
215142427300
225122327330
234112128360
244102028380
25381829410
26371729440
27261530470
28251429490
29251329501
30141229531

Wind in September

Winds average 7 km/h in September.

Across September, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 48 min at the start of September to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over September. Sunrise moves from 6:32 AM to 6:13 AM, and sunset from 6:20 PM to 6:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:326:20
211.86:326:20
311.86:316:20
411.86:306:20
511.86:306:20
611.86:296:20
711.96:286:19
811.96:286:19
911.96:276:19
1011.96:266:19
1111.96:266:19
1211.96:256:19
1311.96:246:19
1411.96:246:19
1511.96:236:19
1611.96:226:19
1712.06:226:19
1812.06:216:19
1912.06:206:19
2012.06:206:19
2112.06:196:19
2212.06:186:18
2312.06:186:18
2412.06:176:18
2512.06:166:18
2612.06:166:18
2712.16:156:18
2812.16:146:18
2912.16:146:18
3012.16:136:18

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.95 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.84 kWh/m² to a high of 5.95 kWh/m² in September across the year — September's 5.95 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.8Bright
25.9Bright
35.9Bright
45.9Bright
55.9Bright
65.9Bright
75.9Bright
85.9Bright
95.9Bright
106.0Bright
116.0Bright
126.0Bright
136.0Bright
146.0Bright
156.0Bright
166.0Bright
176.0Bright
186.0Bright
196.0Bright
206.0Bright
216.0Bright
225.9Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
275.9Bright
285.9Bright
295.9Bright
305.9Bright
Planning a trip in September

Hazard calendar for Confresa

In seasonPeak

None of Confresa's seasonal hazards are active in September. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Confresa's monsoon runs October–April, when most of the year's rain falls.

Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Confresa?

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

2.6
Sightseeing
12th-best month of the year
5.8
Beach & pool
5th-best month of the year

September is a weaker month for outdoor sightseeing in Confresa.

What to pack for Confresa in September

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

In September, Confresa sees daytime highs around 35°C and nights near 23°C. Pack light clothes. Worth having: sun protection. About 6 days see rain.

light clothessun protection

UV index in Confresa in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Confresa peaks around February 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 15UV 15Jun 20UV 8
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar14Extreme
Apr13Extreme
May10Very high
Jun8Very high
Jul9Very high
Aug10Very high
Sep11Extreme
Oct10Very high
Nov12Extreme
Dec12Extreme

Air quality in Confresa 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 Confresa is worst in September — around 89 µg/m³ PM2.5 (unhealthy), about 9.5× the cleanest month (January, 9 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecGoodGoodModerateUnhealthyModerateSep 1782 µg/m³Jan 189 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb10Good
Mar11Good
Apr10Good
May11Good
Jun12Moderate
Jul11Good
Aug25Moderate
Sep89Unhealthy
Oct36Poor
Nov15Moderate
Dec11Good
Location & terrain

Where is Confresa?

Confresa sits at 10.6°S, 51.6°W, 237 m above sea level, in Brazil. The nearest listed city is Vila Rica, 86 km away.

Formoso do AraguaiaSanta Maria das BarreirasGurupiParaíso do Tocantins

Topography around Confresa

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

Within 3 km, the terrain around Confresa has only modest variations in elevation — a maximum elevation change of 54 m around an average of 226 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 303 m; within 80 km, significant variations in elevation — a maximum elevation change of 477 m.

The land around Confresa is covered by grassland (68%) within 3 km, grassland (44%) and trees (35%) within 16 km, and grassland (52%) and trees (38%) within 80 km.

3 km
54 m
16 km
303 m
80 km
477 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwetland
September weather nearby: Vila Rica 86 km · Santana do Araguaia 197 km · Lagoa da Confusão 213 km · Querência 228 km · Formoso do Araguaia 257 km · Santa Maria das Barreiras 283 km · Gurupi 298 km · Paraíso do Tocantins 300 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 Confresa (-10.6439°, -51.5689°, elevation 237 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).