Machadinho d'Oeste weather in September

In September, Machadinho d'Oeste sees average daytime highs of 33°C and overnight lows near 23°C, with 95 mm of rain across 14.9 wet days and about 11.9 hours of daylight. It is the 2nd-warmest and 9th-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 29% 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 Machadinho d'Oeste's 4th-clearest and 4th-windiest month. For the whole year in context, see Machadinho d'Oeste's year-round climate.

Daytime high
33°
2nd warmest
Overnight low
23°
12th coldest
Rainfall
95 mm
14.9 wet days
Daylight
11 h 54 min
6:04 AM – 6:01 PM
Cloud cover
58%
4th clearest
Wind
6 km/h
4th windiest
Solar energy
5.56 kWh/m²
Travel score
2.9
out of 10

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 Machadinho d'Oeste reaches about 33°C in the afternoon and slips back to 23°C overnight — a 10°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 about 1°C cooler than August and about 1°C warmer than October.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13423
23423
33423
43423
53423
63423
73423
83423
93423
103423
113423
123423
133423
143423
153323
163323
173323
183323
193323
203323
213323
223323
233323
243323
253323
263323
273323
283323
293323
303323

How September really feels in Machadinho d'Oeste

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.

Machadinho d'Oeste 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° / 23°30229.112.52.7
Feb30° / 23°29026.812.32.7
Mar30° / 23°28629.212.12.7
Apr30° / 23°1992611.83.0
May30° / 22°11119.511.63.9
Jun31° / 22°276.111.54.9
Jul33° / 22°142.911.54.2
Aug34° / 22°325.811.73.3
Sep33° / 23°9514.911.92.9
Oct32° / 23°17122.612.22.7
Nov31° / 23°22525.612.42.7
Dec30° / 23°28228.412.52.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 26% of September, with mostly cloudy or overcast conditions the remaining 45%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17129
26931
36931
46832
56733
66634
76634
86535
96436
106337
116238
126139
136040
145842
155644
165644
175446
185248
195149
204951
214852
224753
234555
244555
254357
264357
274159
284159
294159
304060

Chance of precipitation in September

Any precipitation

Machadinho d'Oeste gets around 95 mm of rain over 14.9 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 49% and peaks near 64% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
137
238
339
440
541
641
742
843
943
1043
1144
1244
1345
1445
1546
1647
1748
1850
1951
2052
2153
2255
2356
2457
2559
2660
2761
2862
2963
3064

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 74% of days. Sticky, muggy-or-worse air turns up on roughly 94% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1241124572
2231024592
323924602
413924612
512824632
612823642
712723652
812722662
912722662
1002621692
1101620703
1201620703
1301519723
1401518733
1501417753
1601416763
1701415773
1801314793
1900314794
2000213814
2100212824
2200211834
2300211834
2400110845
250019855
260018865
270018856
280017866
290017866
300016876

Wind in September

Winds average 6 km/h in September.

Across September, daily wind ranges from about 5 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
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

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 6:13 AM to 5:55 AM, and sunset from 6:02 PM to 5:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:136:02
211.86:136:02
311.86:126:02
411.86:116:02
511.96:116:02
611.96:106:02
711.96:096:02
811.96:096:02
911.96:086:01
1011.96:086:01
1111.96:076:01
1211.96:066:01
1311.96:066:01
1411.96:056:01
1511.96:046:01
1611.96:046:01
1712.06:036:01
1812.06:036:00
1912.06:026:00
2012.06:016:00
2112.06:016:00
2212.06:006:00
2312.05:596:00
2412.05:596:00
2512.05:586:00
2612.05:576:00
2712.05:576:00
2812.15:566:00
2912.15:566:00
3012.15:555:59

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.56 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.37 kWh/m² to a high of 5.56 kWh/m² in September across the year — September's 5.56 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.6Bright
295.6Bright
305.6Bright
Planning a trip in September

Hazard calendar for Machadinho d'Oeste

In seasonPeak

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

Machadinho d'Oeste's rainy season runs October–April, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Machadinho d'Oeste?

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

2.9
Sightseeing
6th-best month of the year
5.5
Beach & pool
4th-best month of the year

September is a weaker month for outdoor sightseeing in Machadinho d'Oeste.

What to pack for Machadinho d'Oeste in September

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

In September, Machadinho d'Oeste sees daytime highs around 33°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 15 days see rain.

light clothesrain gearsun protection

UV index in Machadinho d'Oeste in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Machadinho d'Oeste peaks around March 11 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 12 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateExtremeMar 11UV 15Sep 12UV 4
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar15Extreme
Apr15Extreme
May10Extreme
Jun9Very high
Jul9Very high
Aug6High
Sep4Moderate
Oct11Extreme
Nov13Extreme
Dec13Extreme

Air quality in Machadinho d'Oeste 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 Machadinho d'Oeste is worst in September — around 79 µg/m³ PM2.5 (unhealthy), about 9.7× the cleanest month (June, 8 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecGoodGoodModerateUnhealthyModerateSep 1376 µg/m³Jun 128 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb12Good
Mar12Moderate
Apr10Good
May9Good
Jun8Good
Jul10Good
Aug62Unhealthy
Sep79Unhealthy
Oct33Moderate
Nov20Moderate
Dec14Moderate
Location & terrain

Where is Machadinho d'Oeste?

Machadinho d'Oeste sits at 9.4°S, 62.0°W, 101 m above sea level, in Brazil. The nearest listed city is Jaru, 123 km away.

Topography around Machadinho d'Oeste

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Machadinho d'Oeste.

Within 3 km, the terrain around Machadinho d'Oeste has only modest variations in elevation — a maximum elevation change of 70 m around an average of 125 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 207 m; within 80 km, significant variations in elevation — a maximum elevation change of 420 m.

The land around Machadinho d'Oeste is covered by grassland (50%) and trees (37%) within 3 km, trees (53%) and grassland (45%) within 16 km, and trees (67%) and grassland (32%) within 80 km.

3 km
70 m
16 km
207 m
80 km
420 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Jaru 123 km · Ariquemes 127 km · Ouro Preto do Oeste 147 km · Alto Paraíso 149 km · Ji Paraná 160 km · Presidente Médici 193 km · Candeias do Jamari 201 km · Buritis 220 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 Machadinho d'Oeste (-9.4439°, -61.9814°, elevation 101 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).