Santaluz weather in September

In September, Santaluz sees average daytime highs of 30°C and overnight lows near 20°C, with 15 mm of rain across 4.8 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 29°C in the first days to 31°C by the end. The sky is clear or mostly clear about 24% 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 Santaluz's 2nd-clearest and 2nd-windiest month. For the whole year in context, see Santaluz's year-round climate.

Daytime high
30°
8th warmest
Overnight low
20°
3rd coldest
Rainfall
15 mm
4.8 wet days
Daylight
11 h 54 min
5:34 AM – 5:30 PM
Cloud cover
56%
2nd clearest
Wind
14 km/h
2nd windiest
Solar energy
5.1 kWh/m²
Travel score
5.4
out of 10

Santaluz 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

Highs climb over the month, from about 29°C in the first days to 31°C by the end.

A typical September day in Santaluz reaches about 30°C in the afternoon and slips back to 20°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 33°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)
12919
22919
32919
42919
53020
63020
73020
83020
93020
103020
113020
123020
133020
143020
153020
163020
173020
183020
193120
203120
213120
223120
233120
243120
253120
263120
273120
283121
293121
303221

How September really feels in Santaluz

Once humidity and wind are folded in, September averages 5 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
5
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Santaluz 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
Jan33° / 23°497.112.63.6
Feb33° / 23°407.412.43.5
Mar33° / 23°489.412.13.5
Apr32° / 22°431111.84.0
May29° / 21°4111.311.55.0
Jun28° / 20°3211.511.45.9
Jul27° / 19°259.311.46.4
Aug28° / 19°217.811.66.1
Sep30° / 20°154.811.95.4
Oct32° / 21°203.812.34.5
Nov33° / 22°425.912.54.0
Dec33° / 22°365.212.63.9

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 27% 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 (%)
14456
24456
34357
44456
54357
64357
74456
84357
94456
104456
114555
124654
134852
144852
155050
165149
175248
185347
195545
205545
215644
225743
235842
245842
255842
265842
275941
285941
295941
305941

Chance of precipitation in September

Any precipitation

Santaluz gets around 15 mm of rain over 4.8 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 16% and peaks near 19% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
118
218
318
419
519
619
719
819
919
1019
1119
1218
1318
1418
1517
1616
1716
1815
1915
2014
2114
2213
2313
2412
2512
2612
2712
2811
2911
3011

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 60% of days. Sticky, muggy-or-worse air turns up on roughly 36% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1562330
2561340
3561340
4561340
5561340
6561340
7561340
8561340
9561340
10561340
11561340
12561340
13561340
14462340
15462340
16462340
17462340
18362350
19362350
20361360
21360370
22359380
23359380
24259390
25258400
26257410
27257410
28256420
29157420
30156421

Wind in September

Winds average 14 km/h in September.

Across September, daily wind ranges from about 14 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze

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 5:44 AM to 5:24 AM, and sunset from 5:31 PM to 5:29 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.85:445:31
211.85:435:31
311.85:425:31
411.85:425:31
511.85:415:31
611.85:415:30
711.85:405:30
811.95:395:30
911.95:385:30
1011.95:385:30
1111.95:375:30
1211.95:365:30
1311.95:365:30
1411.95:355:30
1511.95:345:30
1611.95:345:30
1711.95:335:30
1812.05:325:30
1912.05:325:30
2012.05:315:30
2112.05:305:30
2212.05:305:30
2312.05:295:30
2412.05:285:30
2512.05:275:30
2612.05:275:30
2712.15:265:30
2812.15:255:29
2912.15:255:29
3012.15:245:29

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.1 kWh/m².

For context, solar energy here swings from a low near 3.54 kWh/m² to a high of 6.23 kWh/m² in December across the year — September's 5.1 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.6Bright
24.7Bright
34.7Bright
44.7Bright
54.7Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.9Bright
114.9Bright
124.9Bright
135.0Bright
145.0Bright
155.0Bright
165.1Bright
175.1Bright
185.2Bright
195.2Bright
205.3Bright
215.3Bright
225.3Bright
235.4Bright
245.4Bright
255.5Bright
265.5Bright
275.5Bright
285.5Bright
295.6Bright
305.6Bright
Planning a trip in September

Is September a good time to visit Santaluz?

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

5.4
Sightseeing
4th-best month of the year
7.5
Beach & pool
1st-best month of the year

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

What to pack for Santaluz in September

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

In September, Santaluz sees daytime highs around 30°C and nights near 20°C. Pack light clothes. Worth having: sun protection. About 5 days see rain.

light clothessun protection

UV index in Santaluz in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Santaluz peaks around February 16 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 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 16UV 15Jun 23UV 9
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar14Extreme
Apr12Extreme
May10Very high
Jun9Very high
Jul9Very high
Aug10Extreme
Sep12Extreme
Oct13Extreme
Nov13Extreme
Dec13Extreme
Location & terrain

Where is Santaluz?

Santaluz sits at 11.3°S, 39.4°W, 361 m above sea level, in Brazil. The nearest listed city is Valente, 20 km away.

Topography around Santaluz

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

Within 3 km, the terrain around Santaluz has only modest variations in elevation — a maximum elevation change of 99 m around an average of 349 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 267 m; within 80 km, large variations in elevation — a maximum elevation change of 711 m.

The land around Santaluz is covered by grassland (56%) and shrubs (25%) within 3 km, grassland (54%) and shrubs (30%) within 16 km, and grassland (69%) within 80 km.

3 km
99 m
16 km
267 m
80 km
711 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Valente 20 km · Conceição do Coité 36 km · Queimadas 41 km · Barrocas 44 km · Araci 45 km · Teofilândia 48 km · Nordestina 49 km · Quijingue 59 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 Santaluz (-11.2558°, -39.3747°, elevation 361 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).