São José dos Pinhais weather in September

In September, São José dos Pinhais sees average daytime highs of 21°C and overnight lows near 12°C, with 134 mm of rain across 11.2 wet days and about 11.8 hours of daylight. It is the 8th-warmest and 5th-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 São José dos Pinhais's 6th-clearest and 1st-windiest month. For the whole year in context, see São José dos Pinhais's year-round climate.

Daytime high
21°
8th warmest
Overnight low
12°
5th coldest
Rainfall
134 mm
11.2 wet days
Daylight
11 h 54 min
7:16 AM – 7:07 PM
Cloud cover
69%
6th clearest
Wind
11 km/h
1st windiest
Solar energy
3.93 kWh/m²
Travel score
6.1
out of 10

São José dos Pinhais 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 21°C through the month.

A typical September day in São José dos Pinhais 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 about 1°C warmer than August and about 1°C cooler than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12112
22112
32112
42112
52112
62112
72112
82112
92112
102112
112112
122112
132112
142112
152112
162112
172112
182112
192112
202112
212112
222112
232112
242112
252113
262113
272113
282113
292113
302113

São José dos Pinhais weather by month

How September compares with the rest of the year at a glance. September is the 8th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 18°21823.413.44.6
Feb26° / 18°19120.812.94.6
Mar25° / 17°12618.112.25.5
Apr23° / 15°7410.411.46.5
May20° / 12°929.510.86.2
Jun19° / 11°998.910.46.2
Jul19° / 10°937.510.66.4
Aug20° / 11°827.911.16.7
Sep21° / 12°13411.211.86.1
Oct22° / 14°13614.612.65.6
Nov23° / 15°12515.513.25.7
Dec25° / 17°16319.513.65.2

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 65%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15050
25050
34951
44753
54456
64357
74258
84060
93961
103862
113664
123565
133664
143466
153466
163367
173268
183268
193169
203169
213070
223070
232971
242872
252773
262773
272674
282674
292575
302476

Chance of precipitation in September

Any precipitation

São José dos Pinhais gets around 134 mm of rain over 11.2 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 37% and peaks near 46% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
128
229
329
430
530
631
731
832
932
1033
1133
1234
1335
1435
1536
1637
1737
1838
1939
2040
2141
2242
2343
2443
2544
2644
2745
2845
2946
3046

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 45% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1554050
2534160
3524170
4514270
5504280
6494390
7484390
84743100
94644100
104544100
114544110
124444110
134444111
144344121
154344121
164344121
174344131
184343131
194343131
204342131
214342141
224342141
234341151
244241161
254141171
264041181
274041191
283940201
293840211
303739221

Wind in September

Winds average 11 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
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
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 7:32 AM to 7:00 AM, and sunset from 7:01 PM to 7:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.57:327:01
211.57:317:01
311.57:307:02
411.57:297:02
511.67:287:02
611.67:277:03
711.67:267:03
811.67:257:04
911.77:247:04
1011.77:227:04
1111.77:217:05
1211.87:207:05
1311.87:197:06
1411.87:187:06
1511.87:177:06
1611.97:167:07
1711.97:147:07
1811.97:137:08
1911.97:127:08
2012.07:117:08
2112.07:107:09
2212.07:097:09
2312.07:087:10
2412.17:067:10
2512.17:057:10
2612.17:047:11
2712.17:037:11
2812.27:027:12
2912.27:017:12
3012.27:007:12

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.93 kWh/m².

For context, solar energy here swings from a low near 2.75 kWh/m² to a high of 5.46 kWh/m² in December across the year — September's 3.93 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.0Bright
24.0Bright
34.0Bright
44.0Bright
54.0Bright
64.0Bright
74.0Bright
84.0Bright
94.0Bright
104.0Bright
114.0Moderate
124.0Moderate
134.0Moderate
144.0Moderate
154.0Moderate
164.0Moderate
174.0Moderate
184.0Moderate
194.0Moderate
204.0Moderate
214.0Moderate
224.0Moderate
233.9Moderate
243.9Moderate
253.9Moderate
263.9Moderate
273.9Moderate
284.0Moderate
294.0Moderate
304.0Moderate
Planning a trip in September

Is September a good time to visit São José dos Pinhais?

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

6.1
Sightseeing
6th-best month of the year
3.7
Beach & pool
8th-best month of the year

September is a reasonable time to visit São José dos Pinhais for sightseeing.

What to pack for São José dos Pinhais in September

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

In September, São José dos Pinhais sees daytime highs around 21°C and nights near 12°C. Worth packing: rain gear. About 11 days see rain.

rain gear

UV index in São José dos Pinhais 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 São José dos Pinhais 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 São José dos Pinhais 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 São José dos Pinhais 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 São José dos Pinhais?

São José dos Pinhais sits at 25.5°S, 49.2°W, 882 m above sea level, in Brazil. The nearest listed city is Pinhais, 10 km away.

Topography around São José dos Pinhais

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of São José dos Pinhais.

Within 3 km, the terrain around São José dos Pinhais has only modest variations in elevation — a maximum elevation change of 57 m around an average of 887 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 158 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,807 m.

The land around São José dos Pinhais is covered by artificial surfaces (59%) within 3 km, artificial surfaces (39%), trees (31%) and grassland (22%) within 16 km, and trees (75%) within 80 km.

3 km
57 m
16 km
158 m
80 km
1,807 m
treesgrasslandcroplandartificial surfacesbare terrainwatermangroves
September weather nearby: Pinhais 10 km · Curitiba 13 km · Piraquara 17 km · Fazenda Rio Grande 17 km · Araucária 21 km · Quatro Barras 23 km · Almirante Tamandaré 25 km · Colombo 27 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 São José dos Pinhais (-25.5302°, -49.2084°, elevation 882 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).