Santo Antônio do Monte weather in September

In September, Santo Antônio do Monte sees average daytime highs of 28°C and overnight lows near 17°C, with 51 mm of rain across 6.9 wet days and about 11.9 hours of daylight. It is the 3rd-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 49% of the time in September, and the air most often feels dry.

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 Santo Antônio do Monte's 4th-clearest and 1st-windiest month. For the whole year in context, see Santo Antônio do Monte's year-round climate.

Daytime high
28°
3rd warmest
Overnight low
17°
5th coldest
Rainfall
51 mm
6.9 wet days
Daylight
11 h 54 min
6:59 AM – 6:52 PM
Cloud cover
44%
4th clearest
Wind
10 km/h
1st windiest
Solar energy
5.74 kWh/m²
Travel score
6.4
out of 10

Santo Antônio do Monte 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 28°C through the month.

A typical September day in Santo Antônio do Monte reaches about 28°C in the afternoon and slips back to 17°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 32°C. Set against its neighbours, September runs about 2°C warmer than August and on par with October.

10°15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12816
22816
32816
42816
52816
62816
72816
82816
92816
102816
112817
122817
132917
142917
152917
162917
172917
182917
192917
202917
212917
222917
232917
242917
252917
262917
272918
282918
292918
302918

Santo Antônio do Monte weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 20°25720.713.14.4
Feb29° / 20°15315.512.74.6
Mar28° / 19°16818.812.14.8
Apr27° / 18°649.911.66.5
May25° / 15°375.211.17.7
Jun25° / 14°112.110.88.4
Jul25° / 14°71.110.98.7
Aug27° / 15°12211.38.2
Sep28° / 17°516.911.96.4
Oct29° / 19°9011.812.55.2
Nov28° / 19°20619.8134.7
Dec28° / 19°27923.813.24.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 49% 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 36%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17723
27723
37624
47624
57525
67426
77426
87228
97129
106931
116931
126832
136634
146535
156436
166238
176139
186040
195941
205842
215743
225743
235644
245545
255545
265446
275446
285347
295347
305347

Chance of precipitation in September

Any precipitation

Santo Antônio do Monte gets around 51 mm of rain over 6.9 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 23% and peaks near 36% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
112
212
313
413
513
614
714
815
916
1017
1117
1218
1319
1420
1521
1622
1723
1824
1926
2027
2128
2229
2331
2432
2532
2633
2734
2835
2935
3036

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 42% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1623080
2613090
3613090
46030100
55930110
65830120
75630131
85431141
95331151
105231161
115032171
124832182
134633192
144533203
154334203
164134214
173934224
183735235
193635245
203435256
213334266
223234277
233033298
242933308
252832319
2627313210
2726303310
2825293411
2924293511
3024283612

Wind in September

Winds average 10 km/h in September, the windiest month of the year.

Across September, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

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 7:13 AM to 6:46 AM, and sunset from 6:49 PM to 6:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.67:136:49
211.67:126:49
311.67:116:49
411.77:106:49
511.77:096:50
611.77:086:50
711.77:076:50
811.77:076:50
911.87:066:51
1011.87:056:51
1111.87:046:51
1211.87:036:51
1311.87:026:51
1411.87:016:52
1511.97:006:52
1611.96:596:52
1711.96:586:52
1811.96:576:53
1911.96:566:53
2012.06:556:53
2112.06:546:53
2212.06:536:53
2312.06:526:54
2412.06:516:54
2512.16:506:54
2612.16:496:54
2712.16:486:55
2812.16:476:55
2912.16:476:55
3012.26:466:55

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.74 kWh/m².

For context, solar energy here swings from a low near 4.04 kWh/m² to a high of 5.97 kWh/m² in October across the year — September's 5.74 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.7Bright
55.7Bright
65.7Bright
75.7Bright
85.7Bright
95.7Bright
105.7Bright
115.7Bright
125.7Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
Planning a trip in September

Hazard calendar for Santo Antônio do Monte

In seasonPeak

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

Santo Antônio do Monte'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 Santo Antônio do Monte?

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

6.4
Sightseeing
6th-best month of the year
7.6
Beach & pool
3rd-best month of the year

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

What to pack for Santo Antônio do Monte in September

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

In September, Santo Antônio do Monte sees daytime highs around 28°C and nights near 17°C. Pack light clothes. Worth having: sun protection. About 7 days see rain.

light clothessun protection

UV index in Santo Antônio do Monte 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 Santo Antônio do Monte peaks around January 21 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 highHighVery highExtremeJan 21UV 15Jun 20UV 7
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr11Extreme
May8Very high
Jun7High
Jul7Very high
Aug9Very high
Sep10Very high
Oct12Extreme
Nov14Extreme
Dec14Extreme

Air quality in Santo Antônio do Monte 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 Santo Antônio do Monte is worst in September — around 16 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (November, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1715 µg/m³Nov 238 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar9Good
Apr10Good
May10Good
Jun10Good
Jul9Good
Aug10Good
Sep16Moderate
Oct11Good
Nov8Good
Dec9Good
Location & terrain

Where is Santo Antônio do Monte?

Santo Antônio do Monte sits at 20.1°S, 45.3°W, 938 m above sea level, in Brazil. The nearest listed city is Lagoa da Prata, 27 km away.

Topography around Santo Antônio do Monte

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Santo Antônio do Monte.

Within 3 km, the terrain around Santo Antônio do Monte has only modest variations in elevation — a maximum elevation change of 234 m around an average of 926 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 416 m; within 80 km, large variations in elevation — a maximum elevation change of 718 m.

The land around Santo Antônio do Monte is covered by grassland (43%) and trees (32%) within 3 km, grassland (60%) and trees (32%) within 16 km, and grassland (52%) and trees (32%) within 80 km.

3 km
234 m
16 km
416 m
80 km
718 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Lagoa da Prata 27 km · Arcos 34 km · Bom Despacho 39 km · Nova Serrana 40 km · Água Rasa 41 km · Divinópolis 43 km · Formiga 44 km · Itapecerica 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 Santo Antônio do Monte (-20.0872°, -45.2936°, elevation 938 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).