Pinheiros weather in September

In September, Pinheiros sees average daytime highs of 29°C and overnight lows near 19°C, with 26 mm of rain across 6.7 wet days and about 11.9 hours of daylight. It is the 8th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 26% of the time in September, and the air most often feels muggy.

Daylight stretches from about 11 h 36 min at the start of September to 12 h 06 min by month's end. Set against the rest of the year, September is Pinheiros's 4th-clearest and 2nd-windiest month. For the whole year in context, see Pinheiros's year-round climate.

Daytime high
29°
8th warmest
Overnight low
19°
4th coldest
Rainfall
26 mm
6.7 wet days
Daylight
11 h 54 min
6:38 AM – 6:32 PM
Cloud cover
59%
4th clearest
Wind
11 km/h
2nd windiest
Solar energy
4.75 kWh/m²
Travel score
5.9
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical September day in Pinheiros reaches about 29°C in the afternoon and slips back to 19°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 33°C. Set against its neighbours, September runs about 1°C warmer than August and about 1°C cooler than October.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12818
22918
32918
42918
52918
62918
72918
82918
92918
102918
112919
122919
132919
142919
152919
162919
172919
182919
192919
202919
212919
222919
232919
242919
252919
262920
272920
282920
292920
303020

How September really feels in Pinheiros

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.

Pinheiros weather by month

How September compares with the rest of the year at a glance. September is the 8th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 22°9912.6133.9
Feb32° / 22°701112.63.7
Mar32° / 22°11215.312.13.7
Apr30° / 21°6512.911.64.6
May29° / 20°358.611.15.8
Jun28° / 18°226.810.96.8
Jul27° / 17°217.2117.0
Aug28° / 17°206.411.46.9
Sep29° / 19°266.711.95.9
Oct30° / 20°7510.512.44.9
Nov30° / 21°14815.412.94.3
Dec31° / 22°1551513.14.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 23% of September, with mostly cloudy or overcast conditions the remaining 51%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15446
25446
35446
45446
55446
65347
75347
85347
95347
105248
115248
125248
135248
145248
155149
165149
175050
184951
194852
204753
214753
224654
234456
244456
254258
264258
274159
284060
294060
303961

Chance of precipitation in September

Any precipitation

Pinheiros gets around 26 mm of rain over 6.7 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 22% and peaks near 26% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
119
219
319
419
520
620
720
821
921
1021
1121
1222
1322
1422
1522
1622
1723
1823
1923
2023
2123
2223
2323
2424
2524
2624
2724
2825
2926
3026

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the muggy band about 50% of days. Sticky, muggy-or-worse air turns up on roughly 51% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
121148390
221247400
321247400
421246400
521246410
611245410
711245420
811244430
911143440
1011143450
1111142460
1211042470
1311041480
141941490
151940501
161840501
171839511
181738531
191738531
202737531
212737531
222736541
232635561
242634562
252633572
262632582
272631592
282630602
292629603
302628613

Wind in September

Winds average 11 km/h in September.

Across September, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
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 36 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 30 minutes over September. Sunrise moves from 6:52 AM to 6:26 AM, and sunset from 6:30 PM to 6:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:526:30
211.76:516:30
311.76:506:30
411.76:496:30
511.76:486:30
611.76:476:30
711.76:466:31
811.86:456:31
911.86:456:31
1011.86:446:31
1111.86:436:31
1211.86:426:31
1311.86:416:32
1411.96:406:32
1511.96:396:32
1611.96:386:32
1711.96:376:32
1811.96:366:32
1912.06:366:33
2012.06:356:33
2112.06:346:33
2212.06:336:33
2312.06:326:33
2412.06:316:33
2512.16:306:34
2612.16:296:34
2712.16:286:34
2812.16:276:34
2912.16:276:34
3012.16:266:35

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.75 kWh/m².

For context, solar energy here swings from a low near 3.46 kWh/m² to a high of 6.1 kWh/m² in January across the year — September's 4.75 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.6Bright
44.6Bright
54.6Bright
64.6Bright
74.6Bright
84.7Bright
94.7Bright
104.7Bright
114.7Bright
124.7Bright
134.7Bright
144.7Bright
154.7Bright
164.8Bright
174.8Bright
184.8Bright
194.8Bright
204.8Bright
214.8Bright
224.8Bright
234.8Bright
244.8Bright
254.9Bright
264.9Bright
274.9Bright
284.9Bright
294.9Bright
304.9Bright
Planning a trip in September

Hazard calendar for Pinheiros

In seasonPeak

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

Pinheiros's rainy season runs October–March, 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 Pinheiros?

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

5.9
Sightseeing
4th-best month of the year
7.4
Beach & pool
1st-best month of the year

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

What to pack for Pinheiros in September

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

In September, Pinheiros sees daytime highs around 29°C and nights near 19°C. Pack light clothes. Worth having: sun protection. About 7 days see rain.

light clothessun protection

Sea temperature near Pinheiros in September

The nearest coast averages about 25°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 62 km away) is warmest in March at about 28°C and coldest in August near 24°C.

The water stays above 20°C all year — warm enough for a swim any month.

22°24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar28Warm
Apr27Warm
May26Warm
Jun25Warm
Jul24Warm
Aug24Warm
Sep25Warm
Oct25Warm
Nov26Warm
Dec27Warm

UV index in Pinheiros in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Pinheiros peaks around February 14 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 14UV 15Jun 20UV 7
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar13Extreme
Apr11Extreme
May8Very high
Jun7High
Jul7Very high
Aug9Very high
Sep11Extreme
Oct12Extreme
Nov14Extreme
Dec13Extreme
Location & terrain

Where is Pinheiros?

Pinheiros sits at 18.4°S, 40.2°W, 98 m above sea level, in Brazil. The nearest listed city is Montanha, 31 km away.

Topography around Pinheiros

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

Within 3 km, the terrain around Pinheiros has only modest variations in elevation — a maximum elevation change of 76 m around an average of 122 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 300 m; within 80 km, large variations in elevation — a maximum elevation change of 895 m.

The land around Pinheiros is covered by grassland (66%) and trees (27%) within 3 km, grassland (69%) and trees (27%) within 16 km, and grassland (56%) and trees (33%) within 80 km.

3 km
76 m
16 km
300 m
80 km
895 m
treesgrasslandcroplandwaterwetland
September weather nearby: Montanha 31 km · Pedro Canário 38 km · Nova Venécia 43 km · São Mateus 54 km · Conceição da Barra 56 km · Nanuque 61 km · Jaguaré 61 km · Ecoporanga 65 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 Pinheiros (-18.3703°, -40.2133°, elevation 98 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).