Mandirituba weather in September

In September, Mandirituba sees average daytime highs of 21°C and overnight lows near 12°C, with 149 mm of rain across 11.5 wet days and about 11.8 hours of daylight. It is the 8th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 21°C through the month. The sky is clear or mostly clear about 25% of the time in September, and the air most often feels dry.

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 Mandirituba's 6th-clearest and 1st-windiest month. For the whole year in context, see Mandirituba's year-round climate.

Daytime high
21°
8th warmest
Overnight low
12°
5th coldest
Rainfall
149 mm
11.5 wet days
Daylight
11 h 54 min
7:16 AM – 7:07 PM
Cloud cover
69%
6th clearest
Wind
12 km/h
1st windiest
Solar energy
3.84 kWh/m²
Travel score
6.0
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 21°C through the month.

A typical September day in Mandirituba reaches about 21°C in the afternoon and slips back to 12°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 28°C. Set against its neighbours, September runs on par with August and about 1°C cooler than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12111
22111
32112
42112
52112
62112
72112
82112
92112
102112
112112
122112
132112
142112
152112
162112
172112
182112
192112
202112
212112
222112
232012
242012
252012
262012
272112
282112
292113
302113

Mandirituba weather by month

How September compares with the rest of the year at a glance. September is the 8th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 18°21123.213.44.6
Feb25° / 18°19620.612.94.7
Mar25° / 17°13218.512.25.4
Apr23° / 15°7910.911.46.4
May20° / 12°1001010.86.2
Jun19° / 11°1119.310.46.1
Jul19° / 10°101810.66.3
Aug20° / 10°928.411.16.6
Sep21° / 12°14911.511.86.0
Oct22° / 14°14715.312.65.5
Nov23° / 15°13215.713.35.6
Dec25° / 17°17019.613.65.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 10% of September, with mostly cloudy or overcast conditions the remaining 66%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15050
24951
34852
44555
54456
64357
74159
84060
93862
103763
113664
123565
133466
143466
153466
163268
173268
183169
193169
202971
212971
222872
232971
242872
252773
262575
272575
282575
292476
302476

Chance of precipitation in September

Any precipitation

Mandirituba gets around 149 mm of rain over 11.5 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 48% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
130
230
331
431
532
632
732
833
933
1034
1134
1235
1335
1436
1536
1637
1738
1839
1940
2041
2142
2243
2344
2444
2545
2646
2746
2847
2947
3048

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 49% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1603640
2583750
3573850
4563860
5553960
6543970
7534070
8534070
9524080
10514180
11514180
12504190
13494190
144841100
154841100
164841110
174741110
184741110
194740120
204740120
214740120
224740130
234640130
244640141
254540151
264440151
274341161
284241171
294140181
304040191

Wind in September

Winds average 12 km/h in September, the windiest month of the year.

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
111calm
211calm
311calm
411calm
511calm
611calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm

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 7:33 AM to 7:00 AM, and sunset from 7:01 PM to 7:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.57:337:01
211.57:327:01
311.57:317:02
411.57:307:02
511.67:297:03
611.67:277:03
711.67:267:04
811.67:257:04
911.77:247:04
1011.77:237:05
1111.77:227:05
1211.77:217:06
1311.87:207:06
1411.87:187:06
1511.87:177:07
1611.97:167:07
1711.97:157:08
1811.97:147:08
1911.97:137:08
2012.07:127:09
2112.07:107:09
2212.07:097:10
2312.07:087:10
2412.17:077:10
2512.17:067:11
2612.17:057:11
2712.17:047:12
2812.27:027:12
2912.27:017:13
3012.27:007:13

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.84 kWh/m².

For context, solar energy here swings from a low near 2.72 kWh/m² to a high of 5.38 kWh/m² in December across the year — September's 3.84 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
14.0Moderate
24.0Moderate
34.0Moderate
44.0Moderate
54.0Moderate
64.0Moderate
73.9Moderate
83.9Moderate
93.9Moderate
103.9Moderate
113.9Moderate
123.9Moderate
133.9Moderate
143.9Moderate
153.9Moderate
163.9Moderate
173.9Moderate
183.9Moderate
193.9Moderate
203.9Moderate
213.9Moderate
223.9Moderate
233.8Moderate
243.8Moderate
253.8Moderate
263.8Moderate
273.8Moderate
283.9Moderate
293.9Moderate
303.9Moderate
Planning a trip in September

Is September a good time to visit Mandirituba?

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

6.0
Sightseeing
6th-best month of the year
3.5
Beach & pool
8th-best month of the year

September is a reasonable time to visit Mandirituba for sightseeing.

What to pack for Mandirituba in September

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

In September, Mandirituba sees daytime highs around 21°C and nights near 12°C. Worth packing: rain gear. About 12 days see rain.

rain gear

UV index in Mandirituba in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Mandirituba peaks around January 18 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighExtremeJan 18UV 15Jul 12UV 5
UV index (midday)Level
Jan15Extreme
Feb14Extreme
Mar12Extreme
Apr9Very high
May6High
Jun6High
Jul5High
Aug7High
Sep7High
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Mandirituba 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 Mandirituba is worst in September — around 19 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (December, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1118 µg/m³Dec 2110 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb10Good
Mar11Good
Apr12Good
May14Moderate
Jun14Moderate
Jul16Moderate
Aug17Moderate
Sep19Moderate
Oct13Moderate
Nov11Good
Dec10Good
Location & terrain

Where is Mandirituba?

Mandirituba sits at 25.8°S, 49.3°W, 916 m above sea level, in Brazil. The nearest listed city is Fazenda Rio Grande, 14 km away.

Topography around Mandirituba

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

Within 3 km, the terrain around Mandirituba has only modest variations in elevation — a maximum elevation change of 101 m around an average of 930 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 405 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,807 m.

The land around Mandirituba is covered by trees (62%) within 3 km, trees (59%) and cropland (20%) within 16 km, and trees (72%) within 80 km.

3 km
101 m
16 km
405 m
80 km
1,807 m
treesgrasslandcroplandartificial surfaceswatermangroves
September weather nearby: Fazenda Rio Grande 14 km · Quitandinha 20 km · Tijucas do Sul 22 km · Araucária 22 km · Contenda 24 km · São José dos Pinhais 30 km · Lapa 39 km · Curitiba 39 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 Mandirituba (-25.7789°, -49.3261°, elevation 916 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).