Afrânio weather in September

In September, Afrânio sees average daytime highs of 33°C and overnight lows near 21°C, with 2 mm of rain across 0.2 wet days and about 12 hours of daylight. It is the 3rd-warmest and 11th-wettest month of the year here.

Highs climb over the month, from about 32°C in the first days to 34°C by the end. The sky is clear or mostly clear about 69% of the time in September, and the air most often feels comfortable.

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 Afrânio's 1st-clearest and 3rd-windiest month. For the whole year in context, see Afrânio's year-round climate.

Daytime high
33°
3rd warmest
Overnight low
21°
4th coldest
Rainfall
2 mm
0.2 wet days
Daylight
12 hours
5:40 AM – 5:37 PM
Cloud cover
30%
1st clearest
Wind
21 km/h
3rd windiest
Solar energy
6.64 kWh/m²
Travel score
4.5
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 32°C in the first days to 34°C by the end.

A typical September day in Afrânio reaches about 33°C in the afternoon and slips back to 21°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 35°C. Set against its neighbours, September runs about 2°C warmer than August and about 1°C cooler than October.

15°20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13220
23220
33220
43220
53220
63320
73320
83320
93320
103320
113320
123320
133320
143321
153321
163321
173321
183321
193321
203321
213321
223421
233421
243421
253421
263421
273421
283421
293422
303422

How September really feels in Afrânio

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.

Afrânio weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 23°11212.912.43.8
Feb31° / 22°10612.612.33.9
Mar31° / 22°11113.612.14.0
Apr31° / 22°567.811.84.6
May31° / 22°15311.65.2
Jun30° / 20°30.611.56.0
Jul30° / 19°20.211.66.2
Aug31° / 19°10.111.75.6
Sep33° / 21°20.2124.5
Oct34° / 22°131.512.23.7
Nov34° / 23°364.512.43.5
Dec33° / 23°597.112.53.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 69% of the time in September, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 13% of September, with mostly cloudy or overcast conditions the remaining 19%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17921
27921
37921
47921
57921
67921
77921
87921
97921
108020
117921
127921
138020
148020
158119
168119
178218
188218
198218
208317
218416
228416
238416
248416
258317
268416
278416
288317
298317
308317

Chance of precipitation in September

Any precipitation

Afrânio gets around 2 mm of rain over 0.2 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 1% and peaks near 2% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
10
20
30
40
50
60
70
80
90
100
110
120
130
141
151
161
171
181
191
201
211
221
231
241
251
261
271
281
292
302

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the comfortable band about 63% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1668260
2767260
3767260
4767260
5767260
6766270
7865270
8864280
9864280
10962290
11962290
12961300
13961300
14961300
15961300
16961300
17961300
18961300
19961300
20862300
21862300
22862300
23862300
24763300
25762301
26762301
27761311
28761311
29761311
30761311

Wind in September

Winds average 21 km/h in September.

Across September, daily wind ranges from about 19 km/h on the calmest days to 22 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202530
Wind speed (km/h)Feels
122breezy
222breezy
322breezy
422breezy
522breezy
622breezy
722breezy
822breezy
922breezy
1022breezy
1121breezy
1221breezy
1321breezy
1421breezy
1521breezy
1621breezy
1721breezy
1821breezy
1921breezy
2020breezy
2120breezy
2220breezy
2320breezy
2420light breeze
2520light breeze
2620light breeze
2720light breeze
2820light breeze
2919light breeze
3019light 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 5:49 AM to 5:31 AM, and sunset from 5:39 PM to 5:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.85:495:39
211.85:485:39
311.95:485:39
411.95:475:38
511.95:465:38
611.95:465:38
711.95:455:38
811.95:455:38
911.95:445:38
1011.95:435:38
1111.95:435:38
1211.95:425:37
1311.95:425:37
1411.95:415:37
1511.95:405:37
1612.05:405:37
1712.05:395:37
1812.05:395:37
1912.05:385:37
2012.05:375:36
2112.05:375:36
2212.05:365:36
2312.05:355:36
2412.05:355:36
2512.05:345:36
2612.05:345:36
2712.05:335:36
2812.15:325:36
2912.15:325:35
3012.15:315:35

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.64 kWh/m².

For context, solar energy here swings from a low near 4.43 kWh/m² to a high of 6.93 kWh/m² in October across the year — September's 6.64 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.4Intense
56.4Intense
66.4Intense
76.4Intense
86.4Intense
96.5Intense
106.5Intense
116.5Intense
126.5Intense
136.5Intense
146.6Intense
156.6Intense
166.6Intense
176.7Intense
186.7Intense
196.7Intense
206.8Intense
216.8Intense
226.8Intense
236.8Intense
246.9Intense
256.9Intense
266.9Intense
276.9Intense
287.0Intense
297.0Intense
307.0Intense
Planning a trip in September

Hazard calendar for Afrânio

In seasonPeak

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

Afrânio's rainy season runs December–April, 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 Afrânio?

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

4.5
Sightseeing
6th-best month of the year
8.0
Beach & pool
4th-best month of the year

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

What to pack for Afrânio in September

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

In September, Afrânio sees daytime highs around 33°C and nights near 21°C. Pack light clothes and sun protection. Worth having: a windbreaker.

light clothessun protectiona windbreaker

UV index in Afrânio 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 Afrânio peaks around March 10 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 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 10UV 15Jun 23UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May10Extreme
Jun10Very high
Jul10Very high
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov13Extreme
Dec12Extreme
Location & terrain

Where is Afrânio?

Afrânio sits at 8.5°S, 41.0°W, 524 m above sea level, in Brazil. The nearest listed city is Dormentes, 27 km away.

Topography around Afrânio

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

Within 3 km, the terrain around Afrânio has only modest variations in elevation — a maximum elevation change of 135 m around an average of 527 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 289 m; within 80 km, large variations in elevation — a maximum elevation change of 603 m.

The land around Afrânio is covered by grassland (51%) and shrubs (44%) within 3 km, shrubs (51%) and grassland (48%) within 16 km, and shrubs (76%) and grassland (22%) within 80 km.

3 km
135 m
16 km
289 m
80 km
603 m
treesshrubsgrasslandcroplandartificial surfaces
September weather nearby: Dormentes 27 km · Paulistana 44 km · Casa Nova 73 km · Lagoa Grande 97 km · Sobradinho 109 km · Petrolina 113 km · Juazeiro 114 km · Trindade 117 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 Afrânio (-8.515°, -41.005°, elevation 524 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).