Cruzeiro do Oeste weather in September

In September, Cruzeiro do Oeste sees average daytime highs of 28°C and overnight lows near 17°C, with 128 mm of rain across 8.9 wet days and about 11.9 hours of daylight. It is the 8th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 49% of the time in September, and the air most often feels comfortable.

Daylight stretches from about 11 h 30 min at the start of September to 12 h 12 min by month's end. Set against the rest of the year, September is Cruzeiro do Oeste's 3rd-clearest and 2nd-windiest month. For the whole year in context, see Cruzeiro do Oeste's year-round climate.

Daytime high
28°
8th warmest
Overnight low
17°
5th coldest
Rainfall
128 mm
8.9 wet days
Daylight
11 h 54 min
7:31 AM – 7:23 PM
Cloud cover
46%
3rd clearest
Wind
11 km/h
2nd windiest
Solar energy
5.15 kWh/m²
Travel score
6.7
out of 10

Cruzeiro do Oeste is 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 28°C through the month.

A typical September day in Cruzeiro do Oeste reaches about 28°C in the afternoon and slips back to 17°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 34°C. Set against its neighbours, September runs about 2°C warmer than August and about 1°C cooler than October.

10°15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12816
22816
32816
42816
52816
62817
72817
82817
92817
102817
112817
122817
132817
142817
152817
162817
172817
182817
192817
202817
212817
222817
232817
242817
252817
262817
272817
282818
292818
302818

How September really feels in Cruzeiro do Oeste

Once humidity and wind are folded in, September averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Cruzeiro do Oeste weather by month

How September compares with the rest of the year at a glance. September is the 8th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 21°19419.913.33.7
Feb30° / 21°17417.312.83.8
Mar30° / 21°12314.512.24.6
Apr28° / 19°1008.311.56.3
May24° / 15°1328.610.97.2
Jun24° / 15°1128.210.67.4
Jul24° / 14°816.510.77.8
Aug26° / 15°826.411.27.6
Sep28° / 17°1288.911.96.7
Oct29° / 19°17913.212.65.1
Nov30° / 20°15613.113.14.8
Dec30° / 21°18616.813.44.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 49% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 11% of September, with mostly cloudy or overcast conditions the remaining 40%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17030
27030
36931
46733
56634
66535
76535
86436
96337
106238
116238
126238
136139
146139
156139
166040
175941
185941
195941
205842
215743
225743
235644
245446
255347
265248
275149
284951
295050
304951

Chance of precipitation in September

Any precipitation

Cruzeiro do Oeste gets around 128 mm of rain over 8.9 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 29% and peaks near 40% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
122
223
323
424
524
625
725
826
926
1026
1126
1227
1327
1427
1527
1628
1728
1829
1930
2030
2131
2232
2333
2435
2536
2637
2738
2839
2939
3040

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the comfortable band about 32% of days. Sticky, muggy-or-worse air turns up on roughly 11% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14136203
24036213
33936223
43835234
53735234
63635245
73634255
83534265
93434266
103434276
113333286
123233287
133133287
143033288
152933299
162933299
1728332910
1828332911
1927322912
2026322912
2126312913
2225313015
2324303016
2423303017
2522293118
2621283119
2720283220
2819273221
2919263322
3018253323

Wind in September

Winds average 11 km/h in September.

Across September, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 30 min at the start of September to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over September. Sunrise moves from 7:47 AM to 7:16 AM, and sunset from 7:17 PM to 7:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.57:477:17
211.57:467:18
311.67:457:18
411.67:437:18
511.67:427:19
611.67:417:19
711.77:407:20
811.77:397:20
911.77:387:20
1011.77:377:21
1111.77:367:21
1211.87:357:21
1311.87:347:22
1411.87:337:22
1511.87:327:22
1611.97:317:23
1711.97:307:23
1811.97:297:23
1911.97:277:24
2012.07:267:24
2112.07:257:24
2212.07:247:25
2312.07:237:25
2412.17:227:25
2512.17:217:26
2612.17:207:26
2712.17:197:26
2812.17:187:27
2912.27:177:27
3012.27:167:27

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.15 kWh/m².

For context, solar energy here swings from a low near 3.22 kWh/m² to a high of 6.23 kWh/m² in December across the year — September's 5.15 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.1Bright
85.1Bright
95.1Bright
105.1Bright
115.1Bright
125.1Bright
135.2Bright
145.2Bright
155.2Bright
165.2Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.2Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
Planning a trip in September

Is September a good time to visit Cruzeiro do Oeste?

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

6.7
Sightseeing
5th-best month of the year
7.1
Beach & pool
2nd-best month of the year

September is a reasonable time to visit Cruzeiro do Oeste for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Cruzeiro do Oeste in September

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

In September, Cruzeiro do Oeste sees daytime highs around 28°C and nights near 17°C. Pack light clothes. Worth having: rain gear and sun protection. About 9 days see rain.

light clothesrain gearsun protection

UV index in Cruzeiro do Oeste in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 3. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Cruzeiro do Oeste peaks around January 19 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 — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateExtremeJan 19UV 15Sep 14UV 4
UV index (midday)Level
Jan15Extreme
Feb14Extreme
Mar12Extreme
Apr9Very high
May7High
Jun6High
Jul5High
Aug7Very high
Sep3Moderate
Oct11Extreme
Nov12Extreme
Dec14Extreme

Air quality in Cruzeiro do 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 Cruzeiro do Oeste is worst in September — around 21 µg/m³ PM2.5 (moderate), about 3.5× the cleanest month (March, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1620 µg/m³Mar 146 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb7Good
Mar6Good
Apr7Good
May8Good
Jun8Good
Jul8Good
Aug11Good
Sep21Moderate
Oct12Moderate
Nov8Good
Dec7Good
Location & terrain

Where is Cruzeiro do Oeste?

Cruzeiro do Oeste sits at 23.8°S, 53.1°W, 465 m above sea level, in Brazil. The nearest listed city is Tapejara, 21 km away.

Topography around Cruzeiro do Oeste

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

Within 3 km, the terrain around Cruzeiro do Oeste has only modest variations in elevation — a maximum elevation change of 148 m around an average of 433 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 225 m; within 80 km, significant variations in elevation — a maximum elevation change of 548 m.

The land around Cruzeiro do Oeste is covered by cropland (38%) and grassland (25%) within 3 km, cropland (57%), trees (23%) and grassland (20%) within 16 km, and cropland (68%) within 80 km.

3 km
148 m
16 km
225 m
80 km
548 m
treesgrasslandcroplandartificial surfaces
September weather nearby: Tapejara 21 km · Umuarama 26 km · Goioerê 45 km · Cianorte 50 km · Terra Boa 64 km · Iporã 69 km · Campo Mourão 76 km · Assis Chateaubriand 84 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 Cruzeiro do Oeste (-23.785°, -53.0733°, elevation 465 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).