Redenção weather in September

In September, Redenção sees average daytime highs of 34°C and overnight lows near 23°C, with 38 mm of rain across 5.1 wet days and about 12 hours of daylight. It is the 2nd-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 34°C through the month. The sky is clear or mostly clear about 50% 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 Redenção's 4th-clearest and 3rd-windiest month. For the whole year in context, see Redenção's year-round climate.

Daytime high
34°
2nd warmest
Overnight low
23°
10th coldest
Rainfall
38 mm
5.1 wet days
Daylight
12 hours
6:16 AM – 6:13 PM
Cloud cover
46%
4th clearest
Wind
7 km/h
3rd windiest
Solar energy
5.98 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 34°C through the month.

A typical September day in Redenção reaches about 34°C in the afternoon and slips back to 23°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 36°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)
13522
23522
33522
43522
53522
63422
73422
83422
93423
103423
113423
123423
133423
143423
153423
163423
173423
183423
193423
203423
213423
223423
233423
243423
253323
263323
273323
283323
293323
303323

How September really feels in Redenção

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.

Redenção weather by month

How September compares with the rest of the year at a glance. September is the 2nd-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°29528.712.42.8
Feb30° / 22°27825.512.32.8
Mar30° / 22°28328.312.12.8
Apr31° / 22°20223.511.83.1
May31° / 22°9213.111.64.0
Jun32° / 22°71.611.54.7
Jul33° / 21°30.511.64.3
Aug35° / 22°51.111.73.5
Sep34° / 23°385.1123.4
Oct32° / 23°11515.212.23.4
Nov31° / 23°19422.312.43.1
Dec30° / 23°23125.912.52.9

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% 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 30%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17921
27822
37822
47723
57723
67624
77624
87624
97624
107525
117426
127426
137327
147228
157228
167129
177030
186931
196931
206832
216733
226634
236535
246436
256337
266238
276238
286040
296040
305842

Chance of precipitation in September

Any precipitation

Redenção gets around 38 mm of rain over 5.1 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 17% and peaks near 33% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
18
29
39
410
510
610
711
811
912
1012
1112
1213
1313
1414
1514
1615
1716
1817
1918
2019
2121
2222
2324
2425
2526
2628
2729
2830
2932
3033

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 39% of days. Sticky, muggy-or-worse air turns up on roughly 73% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
112363814
211353915
311343916
410343917
510333918
610324018
79324019
89314020
99304021
108294022
118284123
127274124
137264126
147254227
156234229
166224230
175204232
185194234
195174137
204164139
214144042
223133945
233113848
243103750
25293554
26283456
27173359
28163162
29153064
30142966

Wind in September

Winds average 7 km/h in September.

Across September, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
256calm
266calm
276calm
286calm
296calm
306calm

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 6:24 AM to 6:08 AM, and sunset from 6:15 PM to 6:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:246:15
211.96:246:15
311.96:236:15
411.96:236:15
511.96:226:15
611.96:226:15
711.96:216:14
811.96:216:14
911.96:206:14
1011.96:196:14
1111.96:196:14
1211.96:186:14
1311.96:186:14
1411.96:176:13
1511.96:166:13
1612.06:166:13
1712.06:156:13
1812.06:156:13
1912.06:146:13
2012.06:136:13
2112.06:136:12
2212.06:126:12
2312.06:126:12
2412.06:116:12
2512.06:106:12
2612.06:106:12
2712.06:096:12
2812.06:096:12
2912.16:086:11
3012.16:086:11

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 — the sunniest month for solar.

For context, solar energy here swings from a low near 4.58 kWh/m² to a high of 5.98 kWh/m² in September across the year — September's 5.98 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
35.9Bright
45.9Bright
55.9Bright
66.0Bright
76.0Bright
86.0Bright
96.0Bright
106.0Bright
116.0Bright
126.0Bright
136.0Bright
146.0Bright
156.0Intense
166.0Intense
176.0Intense
186.0Intense
196.0Bright
206.0Bright
216.0Bright
226.0Bright
236.0Bright
246.0Bright
256.0Bright
266.0Bright
276.0Bright
286.0Bright
296.0Bright
306.0Bright
Planning a trip in September

Hazard calendar for Redenção

In seasonPeak

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

Redenção'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 Redenção?

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
6.7
Beach & pool
4th-best month of the year

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

What to pack for Redenção in September

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

In September, Redenção sees daytime highs around 34°C and nights near 23°C. Pack light clothes. Worth having: sun protection. About 5 days see rain.

light clothessun protection

UV index in Redenção 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 Redenção peaks around March 11 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 11UV 15Jun 22UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Extreme
Sep12Extreme
Oct11Extreme
Nov12Extreme
Dec11Extreme

Air quality in Redenção 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 Redenção is worst in September — around 86 µg/m³ PM2.5 (unhealthy), about 8.4× the cleanest month (July, 10 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateUnhealthyModerateSep 1680 µg/m³Jul 910 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb11Good
Mar12Good
Apr12Good
May11Good
Jun11Good
Jul10Good
Aug32Moderate
Sep86Unhealthy
Oct33Moderate
Nov19Moderate
Dec16Moderate
Location & terrain

Where is Redenção?

Redenção sits at 8.0°S, 50.0°W, 224 m above sea level, in Brazil. The nearest listed city is Floresta do Araguaia, 63 km away.

Topography around Redenção

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

Within 3 km, the terrain around Redenção has only modest variations in elevation — a maximum elevation change of 136 m around an average of 211 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 491 m; within 80 km, significant variations in elevation — a maximum elevation change of 571 m.

The land around Redenção is covered by artificial surfaces (45%) and grassland (39%) within 3 km, grassland (56%) and trees (41%) within 16 km, and grassland (61%) and trees (37%) within 80 km.

3 km
136 m
16 km
491 m
80 km
571 m
treesgrasslandcroplandartificial surfacesbare terrain
September weather nearby: Floresta do Araguaia 63 km · Rio Maria 80 km · Conceição do Araguaia 88 km · Santa Maria das Barreiras 100 km · Xinguara 104 km · Água Azul do Norte 146 km · Santana do Araguaia 149 km · Canaã dos Carajás 168 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 Redenção (-8.0286°, -50.0314°, elevation 224 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).