Esperantinópolis weather in September

In September, Esperantinópolis sees average daytime highs of 35°C and overnight lows near 23°C, with 8 mm of rain across 1.6 wet days and about 12 hours of daylight. It is the 1st-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 68% of the time in September, and the air most often feels muggy.

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 Esperantinópolis's 2nd-clearest and 2nd-windiest month. For the whole year in context, see Esperantinópolis's year-round climate.

Daytime high
35°
1st warmest
Overnight low
23°
9th coldest
Rainfall
8 mm
1.6 wet days
Daylight
12 hours
5:55 AM – 5:53 PM
Cloud cover
34%
2nd clearest
Wind
8 km/h
2nd windiest
Solar energy
6.35 kWh/m²
Travel score
3.4
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 Esperantinópolis 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 33°C and 36°C. Set against its neighbours, September runs about 1°C warmer than August and on par with October.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13423
23423
33423
43423
53423
63423
73523
83523
93523
103523
113523
123523
133523
143523
153523
163523
173523
183523
193523
203523
213523
223523
233523
243523
253523
263523
273524
283524
293524
303524

How September really feels in Esperantinópolis

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.

Esperantinópolis weather by month

How September compares with the rest of the year at a glance. September is the 1st-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°21226.212.32.8
Feb30° / 23°22724.512.22.8
Mar30° / 23°24828.2122.8
Apr30° / 23°19224.511.93.0
May31° / 23°9014.511.84.1
Jun31° / 22°173.611.75.0
Jul32° / 22°91.511.74.8
Aug34° / 22°40.711.84.1
Sep35° / 23°81.6123.4
Oct35° / 24°224.112.13.2
Nov34° / 24°6410.512.23.2
Dec32° / 23°12316.412.33.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 68% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 20% of September, with mostly cloudy or overcast conditions the remaining 12%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
19010
28911
38911
48911
58911
68911
78911
89010
99010
109010
119010
129010
139010
148911
158911
169010
178911
188911
198911
208911
218812
228812
238713
248713
258713
268614
278515
288515
298416
308416

Chance of precipitation in September

Any precipitation

Esperantinópolis gets around 8 mm of rain over 1.6 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 5% and peaks near 7% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
14
24
34
45
55
65
75
85
95
105
115
125
135
145
155
165
175
185
195
205
216
226
236
246
256
266
276
287
297
307

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the muggy band about 48% of days. Sticky, muggy-or-worse air turns up on roughly 83% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
13244429
23244429
33244529
43234528
53234528
63234628
73234628
83234628
93224728
103214728
113214828
123204929
133194929
143185030
153175031
163155032
172145133
182135134
192125135
202105137
21295138
22185140
23185041
24175042
25164944
26154945
27154946
28144847
29044847
30044848

Wind in September

Winds average 8 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
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
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 6:02 AM to 5:48 AM, and sunset from 5:56 PM to 5:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:025:56
211.96:025:56
311.96:015:56
411.96:015:56
511.96:005:56
611.96:005:55
711.95:595:55
811.95:595:55
911.95:585:55
1011.95:585:54
1112.05:575:54
1212.05:575:54
1312.05:565:54
1412.05:565:54
1512.05:555:53
1612.05:555:53
1712.05:545:53
1812.05:545:53
1912.05:535:52
2012.05:535:52
2112.05:525:52
2212.05:525:52
2312.05:515:51
2412.05:515:51
2512.05:505:51
2612.05:505:51
2712.05:495:51
2812.05:495:50
2912.05:485:50
3012.05:485:50

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.35 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.45 kWh/m² to a high of 6.35 kWh/m² in September across the year — September's 6.35 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.2Intense
26.3Intense
36.3Intense
46.3Intense
56.3Intense
66.3Intense
76.3Intense
86.3Intense
96.3Intense
106.3Intense
116.3Intense
126.3Intense
136.3Intense
146.4Intense
156.4Intense
166.4Intense
176.4Intense
186.4Intense
196.4Intense
206.4Intense
216.4Intense
226.4Intense
236.4Intense
246.4Intense
256.4Intense
266.4Intense
276.4Intense
286.4Intense
296.4Intense
306.4Intense
Planning a trip in September

Hazard calendar for Esperantinópolis

In seasonPeak

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

Esperantinópolis's monsoon runs December–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 Esperantinópolis?

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

3.4
Sightseeing
5th-best month of the year
7.1
Beach & pool
4th-best month of the year

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

What to pack for Esperantinópolis in September

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

In September, Esperantinópolis sees daytime highs around 35°C and nights near 23°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Esperantinópolis 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 Esperantinópolis peaks around March 13 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 17 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 13UV 15Jul 17UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Extreme
Jul10Very high
Aug10Extreme
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec10Extreme

Air quality in Esperantinópolis 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 Esperantinópolis is worst in October — around 36 µg/m³ PM2.5 (poor), about 5.1× the cleanest month (June, 7 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateOct 1834 µg/m³Jun 197 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb14Moderate
Mar13Moderate
Apr12Good
May9Good
Jun7Good
Jul8Good
Aug16Moderate
Sep22Moderate
Oct36Poor
Nov27Moderate
Dec18Moderate
Location & terrain

Where is Esperantinópolis?

Esperantinópolis sits at 4.9°S, 44.9°W, 92 m above sea level, in Brazil. The nearest listed city is Poção de Pedras, 16 km away.

Topography around Esperantinópolis

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

Within 3 km, the terrain around Esperantinópolis has only modest variations in elevation — a maximum elevation change of 96 m around an average of 110 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 208 m; within 80 km, significant variations in elevation — a maximum elevation change of 401 m.

The land around Esperantinópolis is covered by trees (49%) and grassland (46%) within 3 km, trees (57%) and grassland (42%) within 16 km, and grassland (51%) and trees (48%) within 80 km.

3 km
96 m
16 km
208 m
80 km
401 m
treesgrasslandartificial surfaces
September weather nearby: Poção de Pedras 16 km · Trizidela do Vale 45 km · Lago da Pedra 45 km · Pedreiras 47 km · Tuntum 50 km · Dom Pedro 52 km · São Luís Gonzaga do Maranhão 60 km · Paulo Ramos 62 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 Esperantinópolis (-4.877°, -44.8821°, elevation 92 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).