Paraíso do Tocantins weather in September

In September, Paraíso do Tocantins sees average daytime highs of 36°C and overnight lows near 24°C, with 21 mm of rain across 3.2 wet days and about 11.9 hours of daylight. It is the 1st-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 36°C through the month. The sky is clear or mostly clear about 52% of the time in September, and the air most often feels muggy.

Daylight stretches from about 11 h 48 min at the start of September to 12 h 06 min by month's end. Set against the rest of the year, September is Paraíso do Tocantins's 4th-clearest and 4th-windiest month. For the whole year in context, see Paraíso do Tocantins's year-round climate.

Daytime high
36°
1st warmest
Overnight low
24°
12th coldest
Rainfall
21 mm
3.2 wet days
Daylight
11 h 54 min
6:11 AM – 6:08 PM
Cloud cover
42%
4th clearest
Wind
8 km/h
4th windiest
Solar energy
6.16 kWh/m²
Travel score
2.7
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 36°C through the month.

A typical September day in Paraíso do Tocantins reaches about 36°C in the afternoon and slips back to 24°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 38°C. Set against its neighbours, September runs on par with August and about 2°C warmer than October.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13624
23624
33624
43624
53624
63624
73624
83624
93624
103624
113624
123624
133624
143624
153624
163624
173624
183624
193624
203524
213524
223524
233524
243524
253524
263524
273524
283524
293524
303524

How September really feels in Paraíso do Tocantins

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.

Paraíso do Tocantins weather by month

How September compares with the rest of the year at a glance. September is the 1st-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°28526.212.53.0
Feb30° / 22°24324.612.32.9
Mar30° / 22°23125.412.13.0
Apr31° / 22°14217.811.83.5
May32° / 23°406.611.54.2
Jun33° / 22°20.411.44.6
Jul34° / 22°00.111.54.3
Aug35° / 23°10.211.73.2
Sep36° / 24°213.211.92.7
Oct33° / 23°11414.712.23.0
Nov31° / 23°21221.812.53.0
Dec31° / 23°2402412.63.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 52% 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 28%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18119
28119
38020
48020
57921
67822
77822
87822
97624
107624
117624
127525
137525
147426
157327
167228
177228
187129
197030
206931
216832
226733
236733
246634
256535
266337
276238
286238
296040
305941

Chance of precipitation in September

Any precipitation

Paraíso do Tocantins gets around 21 mm of rain over 3.2 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 12% and peaks near 28% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
12
22
33
43
53
64
74
84
95
105
115
126
137
147
158
169
1710
1812
1913
2014
2115
2217
2318
2420
2521
2623
2724
2826
2927
3028

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 24% of days. Sticky, muggy-or-worse air turns up on roughly 36% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1283425121
2283325122
3283225132
4283225142
5283124142
6283124153
7283124153
8273023163
9273023173
10263023184
11253022194
12242922204
13232922215
14222823226
15212723236
16202623247
17192423258
18182323269
191721232811
201619232913
211518233014
221316233216
231214223318
241113223421
251011213523
26810213525
2779203628
2868193630
2958193632
3047183634

Wind in September

Winds average 8 km/h in September.

Across September, daily wind ranges from about 7 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
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 48 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 18 minutes over September. Sunrise moves from 6:21 AM to 6:02 AM, and sunset from 6:09 PM to 6:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:216:09
211.86:206:09
311.86:206:09
411.86:196:09
511.86:196:09
611.86:186:09
711.96:176:09
811.96:176:09
911.96:166:09
1011.96:156:09
1111.96:156:09
1211.96:146:08
1311.96:136:08
1411.96:136:08
1511.96:126:08
1611.96:116:08
1712.06:116:08
1812.06:106:08
1912.06:096:08
2012.06:096:08
2112.06:086:08
2212.06:076:08
2312.06:076:08
2412.06:066:08
2512.06:066:07
2612.06:056:07
2712.16:046:07
2812.16:046:07
2912.16:036:07
3012.16:026:07

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.16 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.93 kWh/m² to a high of 6.16 kWh/m² in September across the year — September's 6.16 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.1Intense
46.1Intense
56.2Intense
66.2Intense
76.2Intense
86.2Intense
96.2Intense
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
236.1Intense
246.1Intense
256.1Intense
266.1Intense
276.1Intense
286.1Intense
296.1Intense
306.1Intense
Planning a trip in September

Hazard calendar for Paraíso do Tocantins

In seasonPeak

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

Paraíso do Tocantins'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 Paraíso do Tocantins?

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

2.7
Sightseeing
12th-best month of the year
6.0
Beach & pool
5th-best month of the year

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

What to pack for Paraíso do Tocantins in September

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

In September, Paraíso do Tocantins sees daytime highs around 36°C and nights near 24°C. Pack light clothes and sun protection. About 3 days see rain.

light clothessun protection

UV index in Paraíso do Tocantins 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 Paraíso do Tocantins peaks around February 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 17UV 15Jul 10UV 9
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar14Extreme
Apr13Extreme
May10Extreme
Jun9Very high
Jul9Very high
Aug10Extreme
Sep12Extreme
Oct10Extreme
Nov12Extreme
Dec12Extreme

Air quality in Paraíso do Tocantins 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 Paraíso do Tocantins is worst in September — around 35 µg/m³ PM2.5 (moderate), about 4.2× the cleanest month (May, 8 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateSep 1934 µg/m³May 208 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb9Good
Mar11Good
Apr10Good
May8Good
Jun9Good
Jul9Good
Aug20Moderate
Sep35Moderate
Oct28Moderate
Nov14Moderate
Dec11Good
Location & terrain

Where is Paraíso do Tocantins?

Paraíso do Tocantins sits at 10.2°S, 48.9°W, 468 m above sea level, in Brazil. The nearest listed city is Palmas, 59 km away.

Topography around Paraíso do Tocantins

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

Within 3 km, the terrain around Paraíso do Tocantins has significant variations in elevation — a maximum elevation change of 341 m around an average of 471 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 435 m; within 80 km, significant variations in elevation — a maximum elevation change of 537 m.

The land around Paraíso do Tocantins is covered by trees (47%) and grassland (33%) within 3 km, grassland (55%) and trees (42%) within 16 km, and grassland (53%) and trees (38%) within 80 km.

3 km
341 m
16 km
435 m
80 km
537 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Palmas 59 km · Porto Nacional 77 km · Miracema do Tocantins 85 km · Lagoa da Confusão 108 km · Guaraí 154 km · Santa Maria das Barreiras 172 km · Gurupi 174 km · Santana do Araguaia 188 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 Paraíso do Tocantins (-10.1761°, -48.8667°, elevation 468 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).