Palmeiras de Goiás weather in September

In September, Palmeiras de Goiás sees average daytime highs of 33°C and overnight lows near 21°C, with 28 mm of rain across 4.6 wet days and about 11.9 hours of daylight. It is the 1st-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 33°C through the month. The sky is clear or mostly clear about 55% of the time in September, and the air most often feels dry.

Daylight stretches from about 11 h 42 min at the start of September to 12 h 06 min by month's end. Set against the rest of the year, September is Palmeiras de Goiás's 4th-clearest and 2nd-windiest month. For the whole year in context, see Palmeiras de Goiás's year-round climate.

Daytime high
33°
1st warmest
Overnight low
21°
6th coldest
Rainfall
28 mm
4.6 wet days
Daylight
11 h 54 min
7:17 AM – 7:11 PM
Cloud cover
40%
4th clearest
Wind
9 km/h
2nd windiest
Solar energy
5.98 kWh/m²
Travel score
4.0
out of 10

Palmeiras de Goiás is 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 33°C through the month.

A typical September day in Palmeiras de Goiás reaches about 33°C in the afternoon and slips back to 21°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 36°C. Set against its neighbours, September runs about 2°C warmer than August and about 1°C warmer than October.

15°20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13320
23320
33320
43320
53320
63320
73320
83320
93320
103320
113320
123320
133321
143321
153321
163321
173321
183321
193321
203321
213321
223321
233321
243321
253321
263321
273321
283321
293321
303321

How September really feels in Palmeiras de Goiás

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.

Palmeiras de Goiás weather by month

How September compares with the rest of the year at a glance. September is the 1st-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 21°23123.412.93.6
Feb30° / 21°17220.812.63.6
Mar30° / 21°16921.912.13.7
Apr30° / 20°7211.411.64.8
May30° / 18°132.711.26.3
Jun29° / 17°40.7116.8
Jul30° / 17°20.311.16.7
Aug32° / 18°60.811.45.4
Sep33° / 21°284.611.94.0
Oct32° / 21°10014.612.43.4
Nov30° / 21°17422.312.83.4
Dec29° / 21°20824.2133.4

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 55% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 18% of September, with mostly cloudy or overcast conditions the remaining 27%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18020
28020
38020
48119
58119
68020
77921
87921
97921
107723
117723
127624
137624
147525
157426
167327
177327
187228
197228
207030
216931
226832
236733
246634
256535
266436
276337
286238
296139
306139

Chance of precipitation in September

Any precipitation

Palmeiras de Goiás gets around 28 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 32% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
16
26
36
47
57
67
78
88
99
109
1110
1211
1312
1413
1513
1614
1715
1817
1918
2019
2120
2222
2323
2425
2526
2627
2729
2830
2931
3032

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 43% of days. Sticky, muggy-or-worse air turns up on roughly 15% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
16618133
26418144
36418144
46218155
56317155
66118156
76018166
85918167
95819167
105620168
115420179
125321179
1350221810
1449221811
1546231912
1644232012
1742242113
1839242214
1937242316
2034252417
2132252518
2229242620
2327242722
2425232724
2523222826
2622212828
2720202931
2819192933
2918182835
3017182837

Wind in September

Winds average 9 km/h in September.

Across September, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
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 42 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 24 minutes over September. Sunrise moves from 7:29 AM to 7:05 AM, and sunset from 7:09 PM to 7:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.77:297:09
211.77:297:10
311.77:287:10
411.77:277:10
511.77:267:10
611.77:257:10
711.87:247:10
811.87:247:10
911.87:237:10
1011.87:227:11
1111.87:217:11
1211.87:207:11
1311.97:197:11
1411.97:197:11
1511.97:187:11
1611.97:177:11
1711.97:167:11
1811.97:157:11
1912.07:147:12
2012.07:137:12
2112.07:137:12
2212.07:127:12
2312.07:117:12
2412.07:107:12
2512.17:097:12
2612.17:087:12
2712.17:077:13
2812.17:077:13
2912.17:067:13
3012.17:057:13

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.98 kWh/m².

For context, solar energy here swings from a low near 4.48 kWh/m² to a high of 6.13 kWh/m² in October across the year — September's 5.98 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
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
216.0Intense
226.0Intense
236.0Intense
246.0Intense
256.0Intense
266.0Intense
276.0Intense
286.0Intense
296.1Intense
306.1Intense
Planning a trip in September

Hazard calendar for Palmeiras de Goiás

In seasonPeak

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

Palmeiras de Goiás's monsoon runs November–March, 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 Palmeiras de Goiás?

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

4.0
Sightseeing
6th-best month of the year
7.2
Beach & pool
5th-best month of the year

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

What to pack for Palmeiras de Goiás in September

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

In September, Palmeiras de Goiás sees daytime highs around 33°C and nights near 21°C. Pack light clothes. Worth having: sun protection. About 5 days see rain.

light clothessun protection

UV index in Palmeiras de Goiás 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 Palmeiras de Goiás peaks around January 22 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 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 highExtremeJan 22UV 15Jun 21UV 8
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar14Extreme
Apr12Extreme
May9Very high
Jun8Very high
Jul8Very high
Aug9Very high
Sep12Extreme
Oct13Extreme
Nov13Extreme
Dec14Extreme

Air quality in Palmeiras de Goiás 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 Palmeiras de Goiás is worst in September — around 21 µg/m³ PM2.5 (moderate), about 3.2× the cleanest month (June, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1720 µg/m³Jun 237 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb8Good
Mar8Good
Apr8Good
May7Good
Jun7Good
Jul7Good
Aug11Good
Sep21Moderate
Oct13Moderate
Nov7Good
Dec7Good
Location & terrain

Where is Palmeiras de Goiás?

Palmeiras de Goiás sits at 16.8°S, 49.9°W, 608 m above sea level, in Brazil. The nearest listed city is Indiara, 38 km away.

Topography around Palmeiras de Goiás

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

Within 3 km, the terrain around Palmeiras de Goiás has only modest variations in elevation — a maximum elevation change of 153 m around an average of 630 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 327 m; within 80 km, large variations in elevation — a maximum elevation change of 648 m.

The land around Palmeiras de Goiás is covered by cropland (52%) and artificial surfaces (21%) within 3 km, cropland (65%) within 16 km, and cropland (48%), grassland (29%) and trees (21%) within 80 km.

3 km
153 m
16 km
327 m
80 km
648 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Indiara 38 km · Anicuns 38 km · Guapó 42 km · Trindade 50 km · Abadia de Goiás 52 km · São Luís de Montes Belos 57 km · Goianira 63 km · Inhumas 68 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 Palmeiras de Goiás (-16.805°, -49.9258°, elevation 608 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).