Nerópolis weather in September

In September, Nerópolis sees average daytime highs of 32°C and overnight lows near 20°C, with 34 mm of rain across 6.1 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 32°C through the month. The sky is clear or mostly clear about 49% 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 Nerópolis's 5th-clearest and 3rd-windiest month. For the whole year in context, see Nerópolis's year-round climate.

Daytime high
32°
1st warmest
Overnight low
20°
8th coldest
Rainfall
34 mm
6.1 wet days
Daylight
11 h 54 min
7:14 AM – 7:08 PM
Cloud cover
42%
5th clearest
Wind
9 km/h
3rd windiest
Solar energy
5.99 kWh/m²
Travel score
4.6
out of 10

Nerópolis is human 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 32°C through the month.

A typical September day in Nerópolis reaches about 32°C in the afternoon and slips back to 20°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 35°C. Set against its neighbours, September runs about 1°C warmer than August and about 1°C warmer than October.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13219
23219
33219
43219
53219
63219
73219
83219
93219
103219
113220
123220
133220
143220
153220
163220
173220
183220
193220
203220
213220
223220
233220
243220
253220
263220
273220
283220
293220
303220

Nerópolis 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
Jan28° / 20°25223.912.94.1
Feb28° / 20°20721.412.63.9
Mar28° / 20°21922.612.14.1
Apr29° / 19°10013.111.65.3
May28° / 17°173.111.27.0
Jun28° / 16°61117.9
Jul28° / 16°10.311.17.7
Aug30° / 18°71.111.46.3
Sep32° / 20°346.111.94.6
Oct31° / 20°12516.412.43.9
Nov29° / 20°21923.512.83.8
Dec28° / 20°24325.2134.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 49% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 22% of September, with mostly cloudy or overcast conditions the remaining 28%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18119
28119
38020
48020
58020
67921
77822
87822
97822
107624
117624
127624
137426
147426
157327
167327
177129
187129
197030
206931
216832
226733
236634
246535
256436
266337
276139
286139
296040
305941

Chance of precipitation in September

Any precipitation

Nerópolis gets around 34 mm of rain over 6.1 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 21% and peaks near 38% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
19
29
310
410
510
611
711
812
913
1013
1114
1215
1316
1418
1519
1620
1721
1823
1924
2025
2127
2228
2329
2431
2532
2634
2735
2836
2937
3038

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 52% of days. Sticky, muggy-or-worse air turns up on roughly 7% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1731791
27217101
37217101
47118101
57018111
67018111
77018111
86818122
96719122
106619132
116519142
126320143
136220153
146021163
155722174
165522185
175223205
185024216
194724227
204425238
214125259
2239252610
2336252711
2434252912
2531253014
2629243115
2728243217
2826233318
2925223419
3024213421

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 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
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 7:26 AM to 7:02 AM, and sunset from 7:07 PM to 7:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.77:267:07
211.77:267:07
311.77:257:07
411.77:247:07
511.77:237:07
611.87:227:07
711.87:217:08
811.87:217:08
911.87:207:08
1011.87:197:08
1111.87:187:08
1211.87:177:08
1311.97:167:08
1411.97:167:08
1511.97:157:08
1611.97:147:08
1711.97:137:09
1811.97:127:09
1912.07:117:09
2012.07:117:09
2112.07:107:09
2212.07:097:09
2312.07:087:09
2412.07:077:09
2512.17:067:09
2612.17:067:10
2712.17:057:10
2812.17:047:10
2912.17:037:10
3012.17:027:10

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.99 kWh/m².

For context, solar energy here swings from a low near 4.54 kWh/m² to a high of 6.08 kWh/m² in October across the year — September's 5.99 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
86.0Bright
96.0Bright
106.0Bright
116.0Bright
126.0Bright
136.0Bright
146.0Bright
156.0Bright
166.0Bright
176.0Bright
186.0Bright
196.0Bright
206.0Bright
216.0Bright
226.0Bright
236.0Bright
246.0Bright
256.0Bright
266.0Bright
276.0Intense
286.0Intense
296.0Intense
306.0Intense
Planning a trip in September

Hazard calendar for Nerópolis

In seasonPeak

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

Nerópolis's monsoon runs October–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 Nerópolis?

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

4.6
Sightseeing
6th-best month of the year
7.2
Beach & pool
5th-best month of the year

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

What to pack for Nerópolis in September

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

In September, Nerópolis sees daytime highs around 32°C and nights near 20°C. Pack light clothes. Worth having: sun protection. About 6 days see rain.

light clothessun protection

UV index in Nerópolis 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 Nerópolis peaks around February 12 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 highExtremeFeb 12UV 15Jun 21UV 8
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar14Extreme
Apr12Extreme
May9Very high
Jun8Very high
Jul8Very high
Aug10Very high
Sep12Extreme
Oct13Extreme
Nov14Extreme
Dec14Extreme

Air quality in Nerópolis 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 Nerópolis is worst in September — around 25 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (July, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateGoodSep 1723 µg/m³Jul 1111 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb11Good
Mar13Moderate
Apr12Moderate
May12Moderate
Jun11Good
Jul11Good
Aug14Moderate
Sep25Moderate
Oct16Moderate
Nov11Good
Dec11Good
Location & terrain

Where is Nerópolis?

Nerópolis sits at 16.4°S, 49.2°W, 822 m above sea level, in Brazil. The nearest listed city is Goianira, 24 km away.

Topography around Nerópolis

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

Within 3 km, the terrain around Nerópolis has only modest variations in elevation — a maximum elevation change of 167 m around an average of 849 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 333 m; within 80 km, large variations in elevation — a maximum elevation change of 798 m.

The land around Nerópolis is covered by grassland (33%), trees (28%) and cropland (20%) within 3 km, grassland (39%), trees (33%) and cropland (25%) within 16 km, and grassland (35%), cropland (33%) and trees (28%) within 80 km.

3 km
167 m
16 km
333 m
80 km
798 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Goianira 24 km · Anápolis 30 km · Inhumas 30 km · Goiânia 31 km · Senador Canedo 36 km · Trindade 40 km · Abadia de Goiás 45 km · Aparecida de Goiânia 46 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 Nerópolis (-16.4064°, -49.2186°, elevation 822 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).