Goianésia do Pará weather in September

In September, Goianésia do Pará sees average daytime highs of 35°C and overnight lows near 24°C, with 20 mm of rain across 4.6 wet days and about 12 hours of daylight. It is the 2nd-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 35°C through the month. The sky is clear or mostly clear about 46% 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 Goianésia do Pará's 3rd-clearest and 1st-windiest month. For the whole year in context, see Goianésia do Pará's year-round climate.

Daytime high
35°
2nd warmest
Overnight low
24°
10th coldest
Rainfall
20 mm
4.6 wet days
Daylight
12 hours
6:11 AM – 6:10 PM
Cloud cover
46%
3rd clearest
Wind
8 km/h
1st windiest
Solar energy
6.1 kWh/m²
Travel score
2.9
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 35°C through the month.

A typical September day in Goianésia do Pará reaches about 35°C in the afternoon and slips back to 24°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 33°C and 37°C. Set against its neighbours, September runs on par with August and on par with October.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13523
23523
33523
43523
53523
63524
73524
83524
93524
103524
113524
123524
133524
143524
153524
163524
173524
183524
193524
203524
213524
223524
233524
243524
253524
263524
273524
283524
293524
303524

How September really feels in Goianésia do Pará

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
14 feel dangerously hot (≥ 39°C)
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.

Goianésia do Pará weather by month

How September compares with the rest of the year at a glance. September is the 2nd-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°32127.212.22.6
Feb31° / 23°3502612.12.5
Mar31° / 23°40529.5122.4
Apr31° / 23°29827.811.92.5
May31° / 23°16422.211.83.0
Jun32° / 22°531111.83.7
Jul34° / 22°276.211.83.4
Aug35° / 23°163.411.93.0
Sep35° / 24°204.6122.9
Oct34° / 24°47912.12.9
Nov34° / 24°1061412.22.8
Dec32° / 23°17621.112.22.7

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 31% of September, with mostly cloudy or overcast conditions the remaining 23%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18020
27921
37921
47921
57921
68020
78020
88020
98020
108020
118020
128020
138020
148020
157921
167921
177822
187723
197723
207723
217525
227525
237525
247426
257327
267327
277228
287228
297129
307030

Chance of precipitation in September

Any precipitation

Goianésia do Pará gets around 20 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 16% and peaks near 22% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
113
213
313
413
513
613
713
813
913
1014
1114
1214
1314
1414
1514
1614
1714
1815
1915
2016
2116
2217
2318
2419
2519
2620
2720
2821
2922
3022

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 66% of days. Sticky, muggy-or-worse air turns up on roughly 98% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1335620
2335620
3335620
4335620
5335620
6336610
7336610
8336610
9336610
10336610
11335620
12235630
13235630
14234640
15234640
16233650
17233650
18132670
19131671
20130681
21130681
22129691
23128701
24028711
25027721
26026731
27026731
28025741
29024751
30024751

Wind in September

Winds average 8 km/h in September, the windiest month of the year.

Across September, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

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 6:18 AM to 6:05 AM, and sunset from 6:14 PM to 6:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:186:14
211.96:186:14
311.96:176:13
411.96:176:13
511.96:176:13
611.96:166:13
711.96:166:12
812.06:156:12
912.06:156:12
1012.06:146:12
1112.06:146:11
1212.06:136:11
1312.06:136:11
1412.06:126:11
1512.06:126:10
1612.06:116:10
1712.06:116:10
1812.06:106:10
1912.06:106:09
2012.06:096:09
2112.06:096:09
2212.06:086:09
2312.06:086:08
2412.06:086:08
2512.06:076:08
2612.06:076:08
2712.06:066:07
2812.06:066:07
2912.06:056:07
3012.06:056:07

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.1 kWh/m².

For context, solar energy here swings from a low near 4.11 kWh/m² to a high of 6.15 kWh/m² in October across the year — September's 6.1 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
35.9Bright
46.0Bright
56.0Bright
66.0Bright
76.0Bright
86.0Intense
96.0Intense
106.0Intense
116.0Intense
126.1Intense
136.1Intense
146.1Intense
156.1Intense
166.1Intense
176.1Intense
186.1Intense
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 Goianésia do Pará

In seasonPeak

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

Goianésia do Pará's monsoon runs January–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 Goianésia do Pará?

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

2.9
Sightseeing
5th-best month of the year
6.2
Beach & pool
3rd-best month of the year

September is a weaker month for outdoor sightseeing in Goianésia do Pará. The water and warmth also suit a beach or pool day.

What to pack for Goianésia do Pará in September

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

In September, Goianésia do Pará sees daytime highs around 35°C and nights near 24°C. Pack light clothes and sun protection. About 5 days see rain.

light clothessun protection

UV index in Goianésia do Pará 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 Goianésia do Pará peaks around March 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 15 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeExtremeVery highMar 15UV 15Jul 15UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Extreme
Jul10Very high
Aug11Extreme
Sep12Extreme
Oct12Extreme
Nov10Very high
Dec10Very high

Air quality in Goianésia do Pará 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 Goianésia do Pará is worst in November — around 32 µg/m³ PM2.5 (moderate), about 3.5× the cleanest month (June, 9 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateNov 1431 µg/m³Jun 169 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb15Moderate
Mar14Moderate
Apr13Moderate
May10Good
Jun9Good
Jul10Good
Aug14Moderate
Sep19Moderate
Oct25Moderate
Nov32Moderate
Dec21Moderate
Location & terrain

Where is Goianésia do Pará?

Goianésia do Pará sits at 3.8°S, 49.1°W, 103 m above sea level, in Brazil. The nearest listed city is Breu Branco, 49 km away.

Topography around Goianésia do Pará

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

Within 3 km, the terrain around Goianésia do Pará has only modest variations in elevation — a maximum elevation change of 83 m around an average of 96 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 130 m; within 80 km, significant variations in elevation — a maximum elevation change of 310 m.

The land around Goianésia do Pará is covered by grassland (74%) within 3 km, grassland (56%) and trees (43%) within 16 km, and trees (57%) and grassland (35%) within 80 km.

3 km
83 m
16 km
130 m
80 km
310 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Breu Branco 49 km · Tucuruí 65 km · Jacundá 67 km · Novo Repartimento 95 km · Tailândia 101 km · Baião 133 km · Bom Jesus do Tocantins 145 km · Itupiranga 146 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 Goianésia do Pará (-3.8425°, -49.0969°, elevation 103 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).