Baixa Grande weather in September

In September, Baixa Grande sees average daytime highs of 29°C and overnight lows near 19°C, with 24 mm of rain across 8.7 wet days and about 11.9 hours of daylight. It is the 8th-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 28°C in the first days to 30°C by the end. The sky is clear or mostly clear about 25% of the time in September, and the air most often feels humid.

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 Baixa Grande's 2nd-clearest and 1st-windiest month. For the whole year in context, see Baixa Grande's year-round climate.

Daytime high
29°
8th warmest
Overnight low
19°
3rd coldest
Rainfall
24 mm
8.7 wet days
Daylight
11 h 54 min
5:37 AM – 5:33 PM
Cloud cover
57%
2nd clearest
Wind
11 km/h
1st windiest
Solar energy
4.87 kWh/m²
Travel score
5.6
out of 10

Baixa Grande 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

Highs climb over the month, from about 28°C in the first days to 30°C by the end.

A typical September day in Baixa Grande 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 26°C and 32°C. Set against its neighbours, September runs about 2°C warmer than August and about 2°C cooler than October.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12819
22819
32819
42819
52819
62819
72819
82819
92919
102919
112919
122919
132919
142919
152919
162919
172919
182919
192919
202919
213019
223020
233020
243020
253020
263020
273020
283020
293020
303020

How September really feels in Baixa Grande

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.

Baixa Grande weather by month

How September compares with the rest of the year at a glance. September is the 8th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 22°8110.612.64.0
Feb32° / 22°5711.412.43.8
Mar32° / 22°7213.812.13.9
Apr30° / 22°5114.411.74.4
May28° / 21°3711.611.55.5
Jun27° / 19°3512.611.36.0
Jul26° / 18°3312.411.46.2
Aug27° / 18°3011.511.66.2
Sep29° / 19°248.711.95.6
Oct31° / 21°317.412.34.8
Nov31° / 21°57912.64.3
Dec32° / 22°598.812.74.2

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 26% of September, with mostly cloudy or overcast conditions the remaining 49%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14555
24555
34555
44456
54456
64555
74555
84555
94555
104555
114654
124753
134852
144951
155050
165149
175149
185248
195446
205545
215545
225644
235644
245743
255842
265842
275842
285941
295941
305941

Chance of precipitation in September

Any precipitation

Baixa Grande gets around 24 mm of rain over 8.7 wet days in September, the driest month. 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 33% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
131
231
331
431
532
632
732
832
932
1032
1132
1233
1333
1432
1532
1632
1731
1831
1930
2029
2128
2227
2326
2425
2525
2625
2724
2824
2924
3024

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the humid band about 61% of days. Sticky, muggy-or-worse air turns up on roughly 35% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)
166628
266628
366628
466628
566628
666628
776528
876528
966628
1066529
1166430
1266430
1366331
1456332
1556233
1656134
1746135
1846036
1945937
2035938
2135839
2235740
2335641
2435542
2525543
2625543
2725444
2825444
2925345
3025345

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 11 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
2811calm
2911calm
3011calm

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 5:47 AM to 5:27 AM, and sunset from 5:33 PM to 5:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.85:475:33
211.85:475:33
311.85:465:33
411.85:455:33
511.85:455:33
611.85:445:33
711.85:435:33
811.85:435:33
911.95:425:33
1011.95:415:33
1111.95:415:33
1211.95:405:33
1311.95:395:33
1411.95:385:33
1511.95:385:33
1611.95:375:33
1711.95:365:33
1812.05:365:33
1912.05:355:33
2012.05:345:33
2112.05:335:33
2212.05:335:33
2312.05:325:33
2412.05:315:33
2512.05:315:33
2612.05:305:33
2712.15:295:33
2812.15:295:33
2912.15:285:33
3012.15:275:33

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.87 kWh/m².

For context, solar energy here swings from a low near 3.35 kWh/m² to a high of 5.95 kWh/m² in January across the year — September's 4.87 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.6Bright
74.6Bright
84.6Bright
94.6Bright
104.7Bright
114.7Bright
124.7Bright
134.8Bright
144.8Bright
154.8Bright
164.9Bright
174.9Bright
185.0Bright
195.0Bright
205.0Bright
215.1Bright
225.1Bright
235.1Bright
245.2Bright
255.2Bright
265.2Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
Planning a trip in September

Is September a good time to visit Baixa Grande?

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

5.6
Sightseeing
4th-best month of the year
7.0
Beach & pool
2nd-best month of the year

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

What to pack for Baixa Grande in September

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

In September, Baixa Grande sees daytime highs around 29°C and nights near 19°C. Pack light clothes. Worth having: rain gear and sun protection. About 9 days see rain.

light clothesrain gearsun protection

UV index in Baixa Grande 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 Baixa Grande peaks around February 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 17UV 15Jul 10UV 9
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar14Extreme
Apr12Extreme
May9Very high
Jun9Very high
Jul9Very high
Aug10Extreme
Sep11Extreme
Oct13Extreme
Nov13Extreme
Dec12Extreme
Location & terrain

Where is Baixa Grande?

Baixa Grande sits at 12.0°S, 40.2°W, 367 m above sea level, in Brazil. The nearest listed city is Mairi, 28 km away.

Topography around Baixa Grande

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

Within 3 km, the terrain around Baixa Grande has only modest variations in elevation — a maximum elevation change of 187 m around an average of 409 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 321 m; within 80 km, large variations in elevation — a maximum elevation change of 1,090 m.

The land around Baixa Grande is covered by grassland (45%), trees (27%) and shrubs (22%) within 3 km, grassland (62%) within 16 km, and grassland (64%) within 80 km.

3 km
187 m
16 km
321 m
80 km
1,090 m
treesshrubsgrasslandcroplandartificial surfaces
September weather nearby: Mairi 28 km · Mundo Novo 35 km · Piritiba 49 km · Ruy Barbosa 51 km · Ipirá 52 km · Itaberaba 65 km · Capim Grosso 67 km · Tapiramutá 69 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 Baixa Grande (-11.9597°, -40.1681°, elevation 367 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).