Caraúbas weather in September

In September, Caraúbas sees average daytime highs of 36°C and overnight lows near 23°C, with 1 mm of rain across 0.2 wet days and about 12 hours of daylight. It is the 4th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 36°C through the month. The sky is clear or mostly clear about 62% of the time in September, and the air most often feels humid.

Daylight stretches from about 11 h 54 min at the start of September to 12 hours by month's end. Set against the rest of the year, September is Caraúbas's 1st-clearest and 2nd-windiest month. For the whole year in context, see Caraúbas's year-round climate.

Daytime high
36°
4th warmest
Overnight low
23°
4th coldest
Rainfall
1 mm
0.2 wet days
Daylight
12 hours
5:25 AM – 5:24 PM
Cloud cover
35%
1st clearest
Wind
16 km/h
2nd windiest
Solar energy
6.62 kWh/m²
Travel score
2.7
out of 10

Caraúbas 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

Day-to-day highs hold fairly steady near 36°C through the month.

A typical September day in Caraúbas reaches about 36°C in the afternoon and slips back to 23°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 34°C and 37°C. Set against its neighbours, September runs about 1°C warmer than August and on par with October.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13523
23523
33523
43523
53523
63523
73523
83523
93623
103623
113623
123623
133623
143623
153623
163623
173623
183623
193623
203623
213623
223623
233623
243623
253623
263623
273623
283623
293623
303623

How September really feels in Caraúbas

Once humidity and wind are folded in, September averages 30 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
30
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.

Caraúbas weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan35° / 25°608.612.32.4
Feb35° / 24°8110.812.22.6
Mar34° / 24°11215.4122.7
Apr33° / 24°11813.711.93.1
May33° / 24°477.711.73.5
Jun33° / 23°244.911.73.9
Jul33° / 22°152.711.73.9
Aug35° / 22°50.611.83.4
Sep36° / 23°10.2122.7
Oct36° / 24°30.312.12.3
Nov36° / 24°20.312.32.3
Dec36° / 25°112.312.32.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 62% of the time in September, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 23% of September, with mostly cloudy or overcast conditions the remaining 15%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18218
28218
38218
48119
58119
68119
78119
88119
98119
108119
118119
128218
138218
148317
158416
168515
178515
188713
198812
208812
218911
229010
239010
249010
259010
269010
279010
289010
298911
308911

Chance of precipitation in September

Any precipitation

Caraúbas gets around 1 mm of rain over 0.2 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 1% and peaks near 1% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
11
21
31
41
51
61
71
81
91
101
111
121
131
141
151
161
171
181
191
201
211
221
231
241
250
260
270
280
290
300

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 68% of days. Sticky, muggy-or-worse air turns up on roughly 22% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)
1116821
2116821
3126721
4126721
5126721
6126820
7136720
8126721
9126721
10126721
11126721
12126721
13116821
14116821
15106921
16106921
1796922
1896922
1987022
2087022
2187022
2286923
2377023
2477023
2576924
2676924
2776825
2876825
2976726
3076627

Wind in September

Winds average 16 km/h in September.

Across September, daily wind ranges from about 16 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 54 min at the start of September to 12 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over September. Sunrise moves from 5:33 AM to 5:18 AM, and sunset from 5:27 PM to 5:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:335:27
211.95:335:26
311.95:325:26
411.95:325:26
511.95:315:26
611.95:315:26
711.95:305:25
811.95:305:25
911.95:295:25
1011.95:295:25
1111.95:285:25
1211.95:285:24
1312.05:275:24
1412.05:275:24
1512.05:265:24
1612.05:255:24
1712.05:255:23
1812.05:245:23
1912.05:245:23
2012.05:235:23
2112.05:235:23
2212.05:225:22
2312.05:225:22
2412.05:215:22
2512.05:215:22
2612.05:205:22
2712.05:205:21
2812.05:195:21
2912.05:195:21
3012.05:185:21

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.62 kWh/m².

For context, solar energy here swings from a low near 4.72 kWh/m² to a high of 6.88 kWh/m² in October across the year — September's 6.62 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.3Intense
56.3Intense
66.4Intense
76.4Intense
86.4Intense
96.4Intense
106.4Intense
116.5Intense
126.5Intense
136.5Intense
146.5Intense
156.6Intense
166.6Intense
176.6Intense
186.7Intense
196.7Intense
206.7Intense
216.8Intense
226.8Intense
236.8Intense
246.8Intense
256.9Intense
266.9Intense
276.9Intense
286.9Intense
296.9Intense
306.9Intense
Planning a trip in September

Is September a good time to visit Caraúbas?

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

2.7
Sightseeing
6th-best month of the year
6.4
Beach & pool
5th-best month of the year

September is a weaker month for outdoor sightseeing in Caraúbas. The water and warmth also suit a beach or pool day.

What to pack for Caraúbas in September

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

In September, Caraúbas sees daytime highs around 36°C and nights near 23°C. Pack light clothes and sun protection.

light clothessun protection

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

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 15UV 15Jul 15UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Extreme
Sep12Extreme
Oct12Extreme
Nov12Extreme
Dec11Extreme

Air quality in Caraúbas 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 Caraúbas is worst in October — around 16 µg/m³ PM2.5 (moderate), about 3.6× the cleanest month (July, 5 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateOct 2016 µg/m³Jul 135 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb9Good
Mar9Good
Apr9Good
May7Good
Jun5Good
Jul5Good
Aug6Good
Sep11Good
Oct16Moderate
Nov14Moderate
Dec12Moderate
Location & terrain

Where is Caraúbas?

Caraúbas sits at 5.8°S, 37.6°W, 152 m above sea level, in Brazil. The nearest listed city is Apodi, 30 km away.

Topography around Caraúbas

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

Within 3 km, the terrain around Caraúbas has only modest variations in elevation — a maximum elevation change of 50 m around an average of 156 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 278 m; within 80 km, large variations in elevation — a maximum elevation change of 744 m.

The land around Caraúbas is covered by grassland (60%) and shrubs (23%) within 3 km, shrubs (65%) and grassland (30%) within 16 km, and shrubs (68%) and grassland (24%) within 80 km.

3 km
50 m
16 km
278 m
80 km
744 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Apodi 30 km · São Bento 59 km · Catolé do Rocha 65 km · Jucurutu 65 km · Mossoró 71 km · Açu 76 km · Baraúna 80 km · Pau dos Ferros 80 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 Caraúbas (-5.7925°, -37.5567°, elevation 152 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).