Cariré weather in September

In September, Cariré sees average daytime highs of 35°C and overnight lows near 23°C, with 3 mm of rain across 0.8 wet days and about 12 hours of daylight. It is the 3rd-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 35°C through the month. The sky is clear or mostly clear about 76% of the time in September, and the air most often feels muggy.

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

Daytime high
35°
3rd warmest
Overnight low
23°
7th coldest
Rainfall
3 mm
0.8 wet days
Daylight
12 hours
5:37 AM – 5:36 PM
Cloud cover
28%
1st clearest
Wind
11 km/h
2nd windiest
Solar energy
6.93 kWh/m²
Travel score
3.3
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 35°C through the month.

A typical September day in Cariré reaches about 35°C in the afternoon and slips back to 23°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 34°C and 36°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
93523
103523
113523
123523
133523
143523
153523
163523
173523
183523
193524
203524
213524
223524
233524
243524
253524
263524
273524
283624
293624
303624

How September really feels in Cariré

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.

Cariré weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 24°11217.412.22.8
Feb32° / 24°13819.912.12.9
Mar31° / 23°19924.8122.8
Apr31° / 23°20423.611.93.0
May31° / 23°9114.911.83.8
Jun32° / 22°307.411.84.4
Jul33° / 22°174.311.84.4
Aug34° / 22°71.311.93.9
Sep35° / 23°30.8123.3
Oct36° / 24°91.512.12.7
Nov36° / 24°102.112.22.7
Dec35° / 24°306.712.22.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 76% of the time in September, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 17% of September, with mostly cloudy or overcast conditions the remaining 7%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1919
2919
3919
49010
59010
69010
79010
89010
99010
10919
11919
12919
13928
14937
15937
16946
17946
18955
19955
20964
21955
22955
23955
24955
25955
26955
27946
28946
29937
30928

Chance of precipitation in September

Any precipitation

Cariré gets around 3 mm of rain over 0.8 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 3% and peaks near 4% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
12
22
32
42
53
63
73
83
93
103
113
123
133
143
152
162
172
182
192
202
212
222
233
243
253
263
273
283
294
304

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 62% of days. Sticky, muggy-or-worse air turns up on roughly 62% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1138601
2139591
3139591
4140590
5141580
6142570
7142570
8143560
9143560
10143560
11142570
12141580
13041590
14040600
15039610
16038620
17037630
18036640
19035650
20034660
21034660
22034660
23033670
24033670
25033670
26033670
27033661
28034651
29034651
30034651

Wind in September

Winds average 11 km/h in September.

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 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 5:44 AM to 5:30 AM, and sunset from 5:39 PM to 5:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:445:39
211.95:435:39
311.95:435:39
411.95:435:39
511.95:425:38
611.95:425:38
711.95:415:38
811.95:415:38
912.05:405:37
1012.05:405:37
1112.05:395:37
1212.05:395:37
1312.05:385:36
1412.05:385:36
1512.05:375:36
1612.05:375:36
1712.05:365:35
1812.05:365:35
1912.05:355:35
2012.05:355:35
2112.05:345:34
2212.05:345:34
2312.05:335:34
2412.05:335:34
2512.05:335:33
2612.05:325:33
2712.05:325:33
2812.05:315:33
2912.05:315:32
3012.05:305:32

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.93 kWh/m².

For context, solar energy here swings from a low near 5.01 kWh/m² to a high of 6.99 kWh/m² in October across the year — September's 6.93 kWh/m² sits near the top of that range.

02468151015202530
Solar energy (kWh/m²)Level
16.7Intense
26.7Intense
36.7Intense
46.7Intense
56.8Intense
66.8Intense
76.8Intense
86.8Intense
96.8Intense
106.8Intense
116.9Intense
126.9Intense
136.9Intense
146.9Intense
156.9Intense
166.9Intense
177.0Intense
187.0Intense
197.0Intense
207.0Intense
217.0Intense
227.0Intense
237.0Intense
247.0Intense
257.0Intense
267.0Intense
277.0Intense
287.0Intense
297.0Intense
307.0Intense
Planning a trip in September

Hazard calendar for Cariré

In seasonPeak

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

Cariré's monsoon runs January–April, when most of the year's rain falls.

Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Cariré?

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

3.3
Sightseeing
5th-best month of the year
7.0
Beach & pool
3rd-best month of the year

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

What to pack for Cariré in September

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

In September, Cariré sees daytime highs around 35°C and nights near 23°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Cariré 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 Cariré peaks around March 16 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 16UV 15Jun 22UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar16Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul10Extreme
Aug11Extreme
Sep12Extreme
Oct11Extreme
Nov12Extreme
Dec11Extreme

Air quality in Cariré 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 Cariré is worst in December — around 17 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (July, 6 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateDec 1017 µg/m³Jul 216 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb13Moderate
Mar12Moderate
Apr12Good
May10Good
Jun7Good
Jul6Good
Aug6Good
Sep7Good
Oct10Good
Nov17Moderate
Dec17Moderate
Location & terrain

Where is Cariré?

Cariré sits at 4.0°S, 40.5°W, 162 m above sea level, in Brazil. The nearest listed city is Reriutaba, 24 km away.

Topography around Cariré

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

Within 3 km, the terrain around Cariré has only modest variations in elevation — a maximum elevation change of 68 m around an average of 141 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 183 m; within 80 km, large variations in elevation — a maximum elevation change of 986 m.

The land around Cariré is covered by shrubs (55%) and grassland (37%) within 3 km, shrubs (67%) and grassland (27%) within 16 km, and shrubs (67%) within 80 km.

3 km
68 m
16 km
183 m
80 km
986 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Reriutaba 24 km · Varjota 27 km · Forquilha 29 km · Sobral 32 km · Guaraciaba do Norte 39 km · Frecheirinha 44 km · São Benedito 45 km · Meruoca 46 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 Cariré (-3.9506°, -40.4733°, elevation 162 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).