Junqueiro weather in September

In September, Junqueiro sees average daytime highs of 28°C and overnight lows near 21°C, with 42 mm of rain across 13.9 wet days and about 11.9 hours of daylight. It is the 9th-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 27°C in the first days to 29°C by the end. The sky is clear or mostly clear about 25% of the time in September, and the air most often feels muggy.

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 Junqueiro's 1st-clearest and 5th-windiest month. For the whole year in context, see Junqueiro's year-round climate.

Daytime high
28°
9th warmest
Overnight low
21°
3rd coldest
Rainfall
42 mm
13.9 wet days
Daylight
11 h 54 min
5:22 AM – 5:19 PM
Cloud cover
51%
1st clearest
Wind
12 km/h
5th windiest
Solar energy
5.28 kWh/m²
Travel score
5.7
out of 10

Junqueiro 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 27°C in the first days to 29°C by the end.

A typical September day in Junqueiro reaches about 28°C in the afternoon and slips back to 21°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 30°C. Set against its neighbours, September runs about 1°C warmer than August and about 2°C cooler than October.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12721
22721
32721
42721
52721
62721
72721
82721
92721
102721
112821
122821
132821
142821
152821
162821
172821
182821
192821
202821
212821
222821
232821
242821
252921
262921
272921
282921
292921
302922

How September really feels in Junqueiro

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.

Junqueiro weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 24°4110.912.54.2
Feb31° / 24°4511.112.34.1
Mar31° / 24°5613.312.14.1
Apr30° / 23°7516.611.84.1
May29° / 22°9819.711.64.5
Jun27° / 21°9121.511.44.8
Jul26° / 21°8622.211.54.9
Aug27° / 20°6019.411.75.3
Sep28° / 21°4213.911.95.7
Oct30° / 22°339.112.25.4
Nov31° / 23°266.412.54.9
Dec32° / 23°226.512.64.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% of the time in September, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 47% of September, with mostly cloudy or overcast conditions the remaining 28%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16733
26634
36634
46634
56634
66634
76634
86832
96832
106832
116931
127030
137030
147129
157228
167327
177426
187525
197624
207723
217723
227822
237822
247723
257822
267822
277822
287723
297723
307624

Chance of precipitation in September

Any precipitation

Junqueiro gets around 42 mm of rain over 13.9 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 46% and peaks near 56% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
156
255
355
455
554
654
754
854
953
1053
1152
1251
1351
1450
1549
1648
1746
1845
1944
2042
2141
2240
2338
2437
2536
2635
2734
2833
2932
3032

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 80% of days. Sticky, muggy-or-worse air turns up on roughly 98% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)
138314
238215
338215
438215
538215
638116
738116
838116
938017
1028117
1128117
1228117
1328117
1428117
1528117
1628117
1728117
1828117
1928117
2028018
2128018
2218118
2318019
2418019
2517920
2617920
2717821
2817821
2917722
3017722

Wind in September

Winds average 12 km/h in September.

Across September, daily wind ranges from about 11 km/h on the calmest days to 12 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
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light 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 5:31 AM to 5:13 AM, and sunset from 5:20 PM to 5:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.85:315:20
211.85:315:20
311.85:305:20
411.85:305:20
511.85:295:20
611.95:285:19
711.95:285:19
811.95:275:19
911.95:265:19
1011.95:265:19
1111.95:255:19
1211.95:245:19
1311.95:245:19
1411.95:235:19
1511.95:235:19
1611.95:225:19
1712.05:215:19
1812.05:215:18
1912.05:205:18
2012.05:195:18
2112.05:195:18
2212.05:185:18
2312.05:175:18
2412.05:175:18
2512.05:165:18
2612.05:155:18
2712.05:155:18
2812.15:145:18
2912.15:145:18
3012.15:135:18

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.28 kWh/m².

For context, solar energy here swings from a low near 3.88 kWh/m² to a high of 6.28 kWh/m² in December across the year — September's 5.28 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.9Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.1Bright
115.1Bright
125.1Bright
135.2Bright
145.2Bright
155.2Bright
165.3Bright
175.3Bright
185.3Bright
195.4Bright
205.4Bright
215.5Bright
225.5Bright
235.5Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.7Bright
295.7Bright
305.7Bright
Planning a trip in September

Hazard calendar for Junqueiro

In seasonPeak

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

Junqueiro's rainy season runs February–August, 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 Junqueiro?

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

5.7
Sightseeing
1st-best month of the year
6.3
Beach & pool
5th-best month of the year

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

What to pack for Junqueiro in September

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

In September, Junqueiro sees daytime highs around 28°C and nights near 21°C. Pack light clothes and rain gear. Worth having: sun protection. About 14 days see rain.

light clothesrain gearsun protection

Sea temperature near Junqueiro in September

The nearest coast averages about 26°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 44 km away) is warmest in April at about 29°C and coldest in August near 26°C.

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

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Warm
Feb28Tropical
Mar28Tropical
Apr29Tropical
May28Warm
Jun27Warm
Jul26Warm
Aug26Warm
Sep26Warm
Oct26Warm
Nov27Warm
Dec27Warm

UV index in Junqueiro 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 Junqueiro peaks around February 22 at about 14 (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 22UV 14Jun 23UV 9
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar14Extreme
Apr13Extreme
May10Extreme
Jun9Very high
Jul9Very high
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov13Extreme
Dec12Extreme
Location & terrain

Where is Junqueiro?

Junqueiro sits at 9.9°S, 36.5°W, 186 m above sea level, in Brazil. The nearest listed city is São Sebastião, 9.0 km away.

Topography around Junqueiro

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

Within 3 km, the terrain around Junqueiro has only modest variations in elevation — a maximum elevation change of 194 m around an average of 179 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 269 m; within 80 km, large variations in elevation — a maximum elevation change of 909 m.

The land around Junqueiro is covered by grassland (76%) within 3 km, grassland (54%) and cropland (31%) within 16 km, and grassland (53%) within 80 km.

3 km
194 m
16 km
269 m
80 km
909 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: São Sebastião 9.0 km · Teotônio Vilela 13 km · Limoeiro de Anadia 21 km · Campo Alegre 21 km · Feira Grande 22 km · Arapiraca 28 km · Igreja Nova 30 km · Lagoa da Canoa 31 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 Junqueiro (-9.9253°, -36.4758°, elevation 186 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).