Eldorado dos Carajás weather in September

In September, Eldorado dos Carajás sees average daytime highs of 34°C and overnight lows near 23°C, with 23 mm of rain across 4.6 wet days and about 12 hours of daylight. It is the 2nd-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 34°C through the month. The sky is clear or mostly clear about 57% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 11 h 54 min at the start of September to 12 hours by month's end. Set against the rest of the year, September is Eldorado dos Carajás's 3rd-clearest and 3rd-windiest month. For the whole year in context, see Eldorado dos Carajás's year-round climate.

Daytime high
34°
2nd warmest
Overnight low
23°
11th coldest
Rainfall
23 mm
4.6 wet days
Daylight
12 hours
6:13 AM – 6:11 PM
Cloud cover
42%
3rd clearest
Wind
7 km/h
3rd windiest
Solar energy
6.17 kWh/m²
Travel score
3.6
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 34°C through the month.

A typical September day in Eldorado dos Carajás reaches about 34°C in the afternoon and slips back to 23°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 35°C. Set against its neighbours, September runs on par with August and about 1°C warmer than October.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13423
23423
33423
43423
53423
63423
73423
83423
93423
103423
113423
123423
133423
143423
153423
163423
173423
183423
193423
203423
213423
223423
233423
243423
253323
263323
273323
283323
293323
303323

How September really feels in Eldorado dos Carajás

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.

Eldorado dos Carajás weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°27828.512.32.8
Feb30° / 23°27426.212.22.7
Mar30° / 23°27828.9122.7
Apr30° / 23°21225.311.92.9
May31° / 23°11216.711.73.7
Jun32° / 22°20411.74.6
Jul33° / 22°81.811.74.3
Aug34° / 22°61.211.83.8
Sep34° / 23°234.6123.6
Oct33° / 23°7512.812.13.5
Nov31° / 23°16019.712.33.2
Dec30° / 23°21225.212.33.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 57% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 19% of September, with mostly cloudy or overcast conditions the remaining 24%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18416
28317
38218
48218
58218
68119
78119
88020
98020
107921
117921
127921
137822
147822
157723
167624
177624
187525
197426
207327
217327
227228
237129
247030
257030
266931
276832
286733
296733
306634

Chance of precipitation in September

Any precipitation

Eldorado dos Carajás gets around 23 mm of rain over 4.6 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 15% and peaks near 25% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
18
29
310
410
511
611
712
812
912
1012
1113
1213
1313
1413
1513
1614
1714
1815
1915
2016
2117
2218
2319
2420
2520
2621
2722
2823
2924
3025

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the oppressive band about 62% of days. Sticky, muggy-or-worse air turns up on roughly 95% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
111049400
21948420
31948430
41847440
50846450
60845460
70844470
80843490
90842500
100741520
110739540
120738550
130637570
140636580
150534610
160533620
170531631
180430651
190428671
200326701
210325711
220323731
230221761
240220771
250218782
260117802
270115822
280114832
290113842
300012862

Wind in September

Winds average 7 km/h in September.

Across September, daily wind ranges from about 7 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
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 54 min at the start of September to 12 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over September. Sunrise moves from 6:21 AM to 6:05 AM, and sunset from 6:14 PM to 6:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:216:14
211.96:206:13
311.96:206:13
411.96:196:13
511.96:196:13
611.96:186:13
711.96:186:13
811.96:176:12
911.96:176:12
1011.96:166:12
1111.96:156:12
1211.96:156:12
1311.96:146:11
1412.06:146:11
1512.06:136:11
1612.06:136:11
1712.06:126:11
1812.06:126:10
1912.06:116:10
2012.06:116:10
2112.06:106:10
2212.06:096:10
2312.06:096:09
2412.06:086:09
2512.06:086:09
2612.06:076:09
2712.06:076:09
2812.06:066:08
2912.06:066:08
3012.06:056:08

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.17 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.36 kWh/m² to a high of 6.17 kWh/m² in September across the year — September's 6.17 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.1Intense
46.1Intense
56.1Intense
66.1Intense
76.1Intense
86.1Intense
96.1Intense
106.2Intense
116.2Intense
126.2Intense
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.2Intense
186.2Intense
196.2Intense
206.2Intense
216.2Intense
226.2Intense
236.2Intense
246.2Intense
256.2Intense
266.2Intense
276.2Intense
286.2Intense
296.2Intense
306.2Intense
Planning a trip in September

Hazard calendar for Eldorado dos Carajás

In seasonPeak

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

Eldorado dos Carajás's monsoon runs November–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 Eldorado dos Carajás?

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

3.6
Sightseeing
5th-best month of the year
7.0
Beach & pool
4th-best month of the year

September is a weaker month for outdoor sightseeing in Eldorado dos Carajás. The water and warmth also suit a beach or pool day.

What to pack for Eldorado dos Carajás in September

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

In September, Eldorado dos Carajás sees daytime highs around 34°C and nights near 23°C. Pack light clothes and sun protection. About 5 days see rain.

light clothessun protection

UV index in Eldorado dos Carajás in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Eldorado dos Carajás peaks around March 11 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 13 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 11UV 15Jul 13UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Extreme
Sep12Extreme
Oct11Extreme
Nov11Extreme
Dec10Extreme

Air quality in Eldorado dos Carajás 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 Eldorado dos Carajás is worst in September — around 42 µg/m³ PM2.5 (poor), about 6.1× the cleanest month (June, 7 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModeratePoorModerateSep 1940 µg/m³Jun 197 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb12Good
Mar12Good
Apr12Good
May9Good
Jun7Good
Jul8Good
Aug20Moderate
Sep42Poor
Oct32Moderate
Nov25Moderate
Dec17Moderate
Location & terrain

Where is Eldorado dos Carajás?

Eldorado dos Carajás sits at 6.1°S, 49.4°W, 127 m above sea level, in Brazil. The nearest listed city is Curionópolis, 27 km away.

Topography around Eldorado dos Carajás

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

Within 3 km, the terrain around Eldorado dos Carajás has only modest variations in elevation — a maximum elevation change of 74 m around an average of 122 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 221 m; within 80 km, large variations in elevation — a maximum elevation change of 686 m.

The land around Eldorado dos Carajás is covered by grassland (67%) and trees (21%) within 3 km, grassland (80%) within 16 km, and grassland (68%) and trees (32%) within 80 km.

3 km
74 m
16 km
221 m
80 km
686 m
treesgrasslandartificial surfaceswater
September weather nearby: Curionópolis 27 km · Parauapebas 61 km · Canaã dos Carajás 72 km · Marabá 84 km · São Domingos do Araguaia 93 km · São Geraldo do Araguaia 94 km · Itupiranga 108 km · Xinguara 128 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 Eldorado dos Carajás (-6.1042°, -49.3553°, elevation 127 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).