Pimenta Bueno weather in September

In September, Pimenta Bueno sees average daytime highs of 33°C and overnight lows near 22°C, with 64 mm of rain across 11.6 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 42% of the time in September, and the air most often feels oppressive.

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 Pimenta Bueno's 4th-clearest and 4th-windiest month. For the whole year in context, see Pimenta Bueno's year-round climate.

Daytime high
33°
1st warmest
Overnight low
22°
6th coldest
Rainfall
64 mm
11.6 wet days
Daylight
11 h 54 min
6:01 AM – 5:57 PM
Cloud cover
51%
4th clearest
Wind
6 km/h
4th windiest
Solar energy
5.75 kWh/m²
Travel score
3.3
out of 10

Pimenta Bueno 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 33°C through the month.

A typical September day in Pimenta Bueno reaches about 33°C in the afternoon and slips back to 22°C overnight — a 11°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 on par with August and about 1°C warmer than October.

15°20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13321
23421
33422
43422
53422
63422
73422
83422
93322
103322
113322
123322
133322
143322
153322
163322
173322
183322
193322
203322
213322
223322
233322
243322
253322
263322
273322
283322
293322
303322

How September really feels in Pimenta Bueno

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.

Pimenta Bueno 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° / 22°29128.712.62.9
Feb29° / 22°28025.712.42.9
Mar30° / 22°24127.712.12.9
Apr30° / 22°13620.811.73.6
May30° / 21°5811.211.54.9
Jun31° / 20°112.311.35.6
Jul32° / 19°81.811.45.2
Aug33° / 20°203.411.64.2
Sep33° / 22°6411.611.93.3
Oct32° / 23°12418.212.33.0
Nov31° / 23°20323.912.52.9
Dec30° / 22°26026.512.73.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% 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 36%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17822
27822
37624
47525
57426
67426
77327
87228
97228
107129
116931
126931
136832
146733
156436
166337
176238
186139
196040
206040
215941
225842
235644
245545
255545
265347
275248
285149
295149
305050

Chance of precipitation in September

Any precipitation

Pimenta Bueno gets around 64 mm of rain over 11.6 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 38% and peaks near 51% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
122
223
325
426
527
628
729
830
931
1032
1133
1234
1336
1437
1538
1640
1741
1842
1943
2044
2145
2246
2347
2448
2549
2649
2750
2850
2951
3051

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the oppressive band about 55% of days. Sticky, muggy-or-worse air turns up on roughly 85% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1472037320
2471937330
3361838340
4361838360
5361738370
6361637380
7261537390
8261537410
9251437420
10251336440
11251335460
12151234480
13141133510
14141132520
15141031540
1614930560
1714829580
1813828600
1903727630
2003626650
2103625660
2203524671
2303523681
2403522691
2503421711
2602420731
2702319751
2802319751
2902318761
3002318761

Wind in September

Winds average 6 km/h in September.

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

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
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 6:11 AM to 5:51 AM, and sunset from 5:58 PM to 5:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:115:58
211.86:115:58
311.86:105:58
411.86:095:58
511.86:095:58
611.86:085:58
711.86:075:58
811.86:075:57
911.96:065:57
1011.96:055:57
1111.96:055:57
1211.96:045:57
1311.96:035:57
1411.96:025:57
1511.96:025:57
1611.96:015:57
1711.96:005:57
1812.06:005:57
1912.05:595:57
2012.05:585:57
2112.05:575:57
2212.05:575:57
2312.05:565:57
2412.05:555:57
2512.05:555:57
2612.05:545:57
2712.15:535:57
2812.15:535:57
2912.15:525:57
3012.15:515:57

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.75 kWh/m².

For context, solar energy here swings from a low near 4.56 kWh/m² to a high of 5.83 kWh/m² in October across the year — September's 5.75 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.7Bright
55.7Bright
65.7Bright
75.7Bright
85.7Bright
95.7Bright
105.7Bright
115.7Bright
125.7Bright
135.7Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
Planning a trip in September

Hazard calendar for Pimenta Bueno

In seasonPeak

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

Pimenta Bueno'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 Pimenta Bueno?

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

3.3
Sightseeing
6th-best month of the year
6.0
Beach & pool
5th-best month of the year

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

What to pack for Pimenta Bueno in September

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

In September, Pimenta Bueno sees daytime highs around 33°C and nights near 22°C. Pack light clothes. Worth having: rain gear and sun protection. About 12 days see rain.

light clothesrain gearsun protection

UV index in Pimenta Bueno in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Pimenta Bueno peaks around January 22 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 14 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateExtremeJan 22UV 15Sep 14UV 4
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May10Very high
Jun9Very high
Jul9Very high
Aug8Very high
Sep3Moderate
Oct11Extreme
Nov14Extreme
Dec13Extreme

Air quality in Pimenta Bueno 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 Pimenta Bueno is worst in September — around 54 µg/m³ PM2.5 (poor), about 6.7× the cleanest month (June, 8 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecGoodModeratePoorModerateSep 1550 µg/m³Jun 238 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb11Good
Mar12Good
Apr9Good
May8Good
Jun8Good
Jul8Good
Aug29Moderate
Sep54Poor
Oct22Moderate
Nov15Moderate
Dec13Moderate
Location & terrain

Where is Pimenta Bueno?

Pimenta Bueno sits at 11.7°S, 61.2°W, 183 m above sea level, in Brazil. The nearest listed city is Espigão dOeste, 26 km away.

Topography around Pimenta Bueno

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

Within 3 km, the terrain around Pimenta Bueno has only modest variations in elevation — a maximum elevation change of 33 m around an average of 186 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 112 m; within 80 km, significant variations in elevation — a maximum elevation change of 414 m.

The land around Pimenta Bueno is covered by grassland (39%), trees (36%) and artificial surfaces (22%) within 3 km, grassland (54%) and trees (44%) within 16 km, and grassland (52%) and trees (46%) within 80 km.

3 km
33 m
16 km
112 m
80 km
414 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Espigão dOeste 26 km · Cacoal 38 km · Rolim de Moura 68 km · Alta Floresta d'Oeste 89 km · Presidente Médici 95 km · Ji Paraná 120 km · Ouro Preto do Oeste 152 km · Vilhena 165 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 Pimenta Bueno (-11.6725°, -61.1936°, elevation 183 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).