Andorinha weather in September

In September, Andorinha sees average daytime highs of 31°C and overnight lows near 19°C, with 7 mm of rain across 2 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 30°C in the first days to 32°C by the end. The sky is clear or mostly clear about 37% 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 Andorinha's 2nd-clearest and 4th-windiest month. For the whole year in context, see Andorinha's year-round climate.

Daytime high
31°
8th warmest
Overnight low
19°
3rd coldest
Rainfall
7 mm
2 wet days
Daylight
11 h 54 min
5:35 AM – 5:32 PM
Cloud cover
50%
2nd clearest
Wind
16 km/h
4th windiest
Solar energy
5.56 kWh/m²
Travel score
5.6
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 30°C in the first days to 32°C by the end.

A typical September day in Andorinha reaches about 31°C in the afternoon and slips back to 19°C overnight — a 11°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
33019
43019
53019
63019
73019
83019
93019
103019
113019
123019
133019
143019
153019
163119
173119
183119
193119
203120
213120
223120
233120
243120
253120
263220
273220
283220
293220
303220

How September really feels in Andorinha

Once humidity and wind are folded in, September averages 2 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
2
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.

Andorinha 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°657.712.54.0
Feb32° / 22°558.612.33.8
Mar32° / 22°649.212.13.9
Apr31° / 22°358.511.84.6
May29° / 21°277.311.55.6
Jun28° / 20°196.811.46.6
Jul27° / 19°165.911.56.9
Aug28° / 18°124.311.76.7
Sep31° / 19°7211.95.6
Oct32° / 21°152.212.24.6
Nov33° / 21°364.712.54.2
Dec33° / 22°455.412.64.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 19% of September, with mostly cloudy or overcast conditions the remaining 44%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14753
24852
34852
44852
54951
64951
74951
85050
95050
105149
115248
125248
135347
145446
155446
165644
175743
185941
195941
206040
216139
226238
236238
246337
256436
266436
276535
286535
296634
306634

Chance of precipitation in September

Any precipitation

Andorinha gets around 7 mm of rain over 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 7% and peaks near 9% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
19
29
39
49
59
69
79
89
99
109
119
129
138
148
158
168
177
187
196
206
215
225
235
245
254
264
274
284
294
304

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 76% of days. Sticky, muggy-or-worse air turns up on roughly 8% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)
115796
215796
316786
416777
516777
616777
717767
817767
917758
1017758
1117758
1217758
1317758
1417758
1517758
1616768
1716768
1816768
1916768
2015778
2115778
2215769
2315769
2414779
2514779
26147610
27157510
28157411
29157411
30167311

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
116light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1216light 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 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 5:45 AM to 5:26 AM, and sunset from 5:33 PM to 5:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.85:455:33
211.85:445:33
311.85:445:33
411.85:435:33
511.85:435:33
611.85:425:33
711.95:415:33
811.95:415:33
911.95:405:33
1011.95:395:32
1111.95:395:32
1211.95:385:32
1311.95:375:32
1411.95:375:32
1511.95:365:32
1611.95:355:32
1712.05:355:32
1812.05:345:32
1912.05:335:32
2012.05:335:32
2112.05:325:32
2212.05:315:32
2312.05:315:31
2412.05:305:31
2512.05:295:31
2612.05:295:31
2712.15:285:31
2812.15:275:31
2912.15:275:31
3012.15:265:31

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.56 kWh/m².

For context, solar energy here swings from a low near 3.68 kWh/m² to a high of 6.32 kWh/m² in December across the year — September's 5.56 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.0Bright
25.1Bright
35.1Bright
45.1Bright
55.2Bright
65.2Bright
75.2Bright
85.2Bright
95.3Bright
105.3Bright
115.3Bright
125.4Bright
135.4Bright
145.5Bright
155.5Bright
165.5Bright
175.6Bright
185.6Bright
195.7Bright
205.7Bright
215.8Bright
225.8Bright
235.9Bright
245.9Bright
256.0Bright
266.0Bright
276.0Intense
286.1Intense
296.1Intense
306.1Intense
Planning a trip in September

Is September a good time to visit Andorinha?

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
8.0
Beach & pool
1st-best month of the year

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

What to pack for Andorinha in September

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

In September, Andorinha sees daytime highs around 31°C and nights near 19°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Andorinha 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 Andorinha peaks around February 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 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 11UV 9
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May10Very high
Jun9Very high
Jul9Very high
Aug10Extreme
Sep12Extreme
Oct13Extreme
Nov13Extreme
Dec12Extreme
Location & terrain

Where is Andorinha?

Andorinha sits at 10.3°S, 39.8°W, 427 m above sea level, in Brazil. The nearest listed city is Itiúba, 39 km away.

Topography around Andorinha

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

Within 3 km, the terrain around Andorinha has significant variations in elevation — a maximum elevation change of 337 m around an average of 448 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 477 m; within 80 km, large variations in elevation — a maximum elevation change of 878 m.

The land around Andorinha is covered by grassland (51%) and shrubs (26%) within 3 km, grassland (49%) and shrubs (35%) within 16 km, and shrubs (53%) and grassland (35%) within 80 km.

3 km
337 m
16 km
477 m
80 km
878 m
treesshrubsgrasslandcroplandartificial surfaces
September weather nearby: Itiúba 39 km · Jaguarari 40 km · Senhor do Bonfim 41 km · Cansanção 51 km · Filadélfia 55 km · Monte Santo 56 km · Campo Formoso 56 km · Ponto Novo 66 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 Andorinha (-10.3447°, -39.8356°, elevation 427 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).