Alvinópolis weather in September

In September, Alvinópolis sees average daytime highs of 27°C and overnight lows near 17°C, with 46 mm of rain across 7.1 wet days and about 11.9 hours of daylight. It is the 8th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 35% of the time in September, and the air most often feels comfortable.

Daylight stretches from about 11 h 36 min at the start of September to 12 h 12 min by month's end. Set against the rest of the year, September is Alvinópolis's 4th-clearest and 1st-windiest month. For the whole year in context, see Alvinópolis's year-round climate.

Daytime high
27°
8th warmest
Overnight low
17°
5th coldest
Rainfall
46 mm
7.1 wet days
Daylight
11 h 54 min
6:50 AM – 6:43 PM
Cloud cover
56%
4th clearest
Wind
8 km/h
1st windiest
Solar energy
4.92 kWh/m²
Travel score
6.9
out of 10

Alvinópolis 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

Day-to-day highs hold fairly steady near 27°C through the month.

A typical September day in Alvinópolis reaches about 27°C in the afternoon and slips back to 17°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 32°C. Set against its neighbours, September runs about 1°C warmer than August and on par with October.

10°15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12716
22716
32716
42716
52716
62716
72716
82716
92716
102716
112716
122716
132717
142717
152717
162717
172717
182717
192817
202817
212817
222817
232817
242817
252817
262817
272817
282818
292818
302818

Alvinópolis weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 20°20318.113.14.3
Feb30° / 20°11913.812.74.4
Mar29° / 20°15117.112.14.6
Apr28° / 18°6111.411.66.1
May26° / 16°295.411.17.4
Jun25° / 14°112.610.88.1
Jul25° / 14°71.810.98.3
Aug26° / 15°123.111.38.0
Sep27° / 17°467.111.96.9
Oct28° / 18°9011.812.55.7
Nov28° / 19°20519.1134.8
Dec28° / 20°2582113.24.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 15% of September, with mostly cloudy or overcast conditions the remaining 50%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16337
26337
36337
46238
56238
66139
75941
85842
95743
105644
115545
125446
135347
145248
155050
164951
174852
184654
194555
204555
214357
224357
234060
244060
254060
263961
273862
283763
293763
303664

Chance of precipitation in September

Any precipitation

Alvinópolis gets around 46 mm of rain over 7.1 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 24% and peaks near 35% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
113
214
314
415
515
615
716
816
917
1018
1118
1219
1320
1421
1522
1623
1724
1826
1927
2028
2129
2230
2331
2432
2532
2633
2734
2834
2934
3035

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 43% of days. Sticky, muggy-or-worse air turns up on roughly 5% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13151180
23151180
33050191
43050191
53050201
62950211
72849221
82749231
92648241
102548262
112447272
122247282
132146303
142046313
151945324
161845334
171744345
181643356
191542366
201541377
211440398
221438408
231437409
2413364110
2513344211
2613334311
2713314412
2813304413
2912294513
3012284614

Wind in September

Winds average 8 km/h in September, the windiest month of the year.

Across September, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 36 min at the start of September to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 36 minutes over September. Sunrise moves from 7:04 AM to 6:37 AM, and sunset from 6:40 PM to 6:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.67:046:40
211.67:036:40
311.67:026:40
411.77:016:41
511.77:006:41
611.76:596:41
711.76:586:41
811.76:586:41
911.86:576:42
1011.86:566:42
1111.86:556:42
1211.86:546:42
1311.86:536:42
1411.86:526:43
1511.96:516:43
1611.96:506:43
1711.96:496:43
1811.96:486:44
1911.96:476:44
2012.06:466:44
2112.06:456:44
2212.06:446:44
2312.06:436:45
2412.06:426:45
2512.16:416:45
2612.16:406:45
2712.16:396:46
2812.16:386:46
2912.16:386:46
3012.26:376:46

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.92 kWh/m².

For context, solar energy here swings from a low near 3.52 kWh/m² to a high of 5.95 kWh/m² in February across the year — September's 4.92 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.8Bright
24.9Bright
34.9Bright
44.9Bright
54.9Bright
64.9Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
144.9Bright
154.9Bright
164.9Bright
174.9Bright
184.9Bright
194.9Bright
204.9Bright
214.9Bright
224.9Bright
234.9Bright
244.9Bright
254.9Bright
264.9Bright
274.9Bright
284.9Bright
294.9Bright
304.9Bright
Planning a trip in September

Hazard calendar for Alvinópolis

In seasonPeak

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

Alvinópolis's monsoon runs November–March, 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 Alvinópolis?

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

6.9
Sightseeing
5th-best month of the year
7.1
Beach & pool
4th-best month of the year

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

What to pack for Alvinópolis in September

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

In September, Alvinópolis sees daytime highs around 27°C and nights near 17°C. Pack light clothes. Worth having: sun protection. About 7 days see rain.

light clothessun protection

UV index in Alvinópolis in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Alvinópolis peaks around February 12 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highVery highExtremeFeb 12UV 15Jun 20UV 7
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar13Extreme
Apr10Extreme
May8Very high
Jun7High
Jul7Very high
Aug9Very high
Sep10Very high
Oct12Extreme
Nov14Extreme
Dec14Extreme

Air quality in Alvinópolis 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 Alvinópolis is worst in September — around 16 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (January, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1916 µg/m³Jan 158 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb8Good
Mar8Good
Apr9Good
May10Good
Jun9Good
Jul8Good
Aug10Good
Sep16Moderate
Oct13Moderate
Nov9Good
Dec8Good
Location & terrain

Where is Alvinópolis?

Alvinópolis sits at 20.1°S, 43.0°W, 602 m above sea level, in Brazil. The nearest listed city is São Domingos do Prata, 28 km away.

Topography around Alvinópolis

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

Within 3 km, the terrain around Alvinópolis has only modest variations in elevation — a maximum elevation change of 207 m around an average of 618 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 726 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,838 m.

The land around Alvinópolis is covered by trees (50%) and grassland (45%) within 3 km, grassland (54%) and trees (46%) within 16 km, and trees (56%) and grassland (43%) within 80 km.

3 km
207 m
16 km
726 m
80 km
1,838 m
treesgrasslandcroplandartificial surfaces
September weather nearby: São Domingos do Prata 28 km · João Monlevade 35 km · Ponte Nova 37 km · Nova Era 40 km · Santa Bárbara 42 km · Mariana 49 km · Barão de Cocais 49 km · Itabira 57 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 Alvinópolis (-20.1067°, -43.0489°, elevation 602 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).