Leopoldina weather in September

In September, Leopoldina sees average daytime highs of 27°C and overnight lows near 17°C, with 68 mm of rain across 9.2 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 31% of the time in September, and the air most often feels humid.

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 Leopoldina's 5th-clearest and 2nd-windiest month. For the whole year in context, see Leopoldina's year-round climate.

Daytime high
27°
8th warmest
Overnight low
17°
5th coldest
Rainfall
68 mm
9.2 wet days
Daylight
11 h 54 min
6:49 AM – 6:41 PM
Cloud cover
59%
5th clearest
Wind
7 km/h
2nd windiest
Solar energy
4.68 kWh/m²
Travel score
6.5
out of 10

Leopoldina 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 Leopoldina reaches about 27°C in the afternoon and slips back to 17°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 32°C. Set against its neighbours, September runs about 1°C warmer than August and about 1°C cooler than October.

10°15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12716
22716
32716
42716
52716
62716
72717
82717
92717
102717
112717
122717
132717
142717
152717
162717
172717
182717
192717
202717
212717
222718
232718
242718
252718
262718
272718
282818
292818
302818

How September really feels in Leopoldina

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.

Leopoldina 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
Jan30° / 21°2561913.23.7
Feb31° / 21°15814.312.73.8
Mar30° / 21°18218.212.24.0
Apr28° / 19°8211.311.55.6
May26° / 17°497.9117.0
Jun25° / 15°18410.77.8
Jul25° / 15°204.210.87.9
Aug26° / 15°254.511.37.7
Sep27° / 17°689.211.96.5
Oct28° / 19°12313.112.55.3
Nov28° / 20°25018.6134.4
Dec30° / 21°28121.213.33.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 31% 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 54%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16238
26238
36139
46139
56040
65941
75842
85644
95446
105347
115149
125050
134852
144753
154555
164456
174357
184258
194060
203961
213862
223763
233763
243664
253565
263565
273466
283466
293466
303367

Chance of precipitation in September

Any precipitation

Leopoldina gets around 68 mm of rain over 9.2 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 30% and peaks near 39% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
121
221
321
422
522
623
723
824
925
1026
1126
1227
1328
1429
1530
1630
1731
1832
1933
2034
2135
2236
2336
2437
2538
2638
2738
2838
2939
3039

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 47% of days. Sticky, muggy-or-worse air turns up on roughly 17% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
113384450
213384450
312384560
412374560
511374560
611374670
710364670
810364680
99354790
1083448100
1173448110
1273348120
1363249130
1453149140
1553149150
1643049160
1742949180
1842849190
1942749200
2052648210
2152548220
2252447240
2352347250
2452246260
2552146270
2662145281
2762045291
2861944301
2961944311
3061843321

Wind in September

Winds average 7 km/h in September.

Across September, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

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 7:03 AM to 6:35 AM, and sunset from 6:37 PM to 6:45 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.67:036:37
211.67:026:38
311.67:016:38
411.67:006:38
511.66:596:38
611.76:596:39
711.76:586:39
811.76:576:39
911.76:566:39
1011.86:556:40
1111.86:546:40
1211.86:536:40
1311.86:526:40
1411.86:516:41
1511.96:506:41
1611.96:496:41
1711.96:486:41
1811.96:476:42
1911.96:466:42
2012.06:456:42
2112.06:446:43
2212.06:436:43
2312.06:426:43
2412.06:416:43
2512.16:406:44
2612.16:396:44
2712.16:386:44
2812.16:376:45
2912.26:366:45
3012.26:356:45

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.68 kWh/m².

For context, solar energy here swings from a low near 3.42 kWh/m² to a high of 5.97 kWh/m² in February across the year — September's 4.68 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.6Bright
44.7Bright
54.7Bright
64.7Bright
74.7Bright
84.7Bright
94.7Bright
104.7Bright
114.7Bright
124.7Bright
134.7Bright
144.7Bright
154.7Bright
164.7Bright
174.7Bright
184.7Bright
194.7Bright
204.7Bright
214.7Bright
224.7Bright
234.7Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.7Bright
294.7Bright
304.7Bright
Planning a trip in September

Hazard calendar for Leopoldina

In seasonPeak

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

Leopoldina'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 Leopoldina?

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

6.5
Sightseeing
5th-best month of the year
6.8
Beach & pool
4th-best month of the year

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

What to pack for Leopoldina in September

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

In September, Leopoldina sees daytime highs around 27°C and nights near 17°C. Pack light clothes. Worth having: rain gear and sun protection. About 9 days see rain.

light clothesrain gearsun protection

UV index in Leopoldina in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Leopoldina peaks around February 9 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeFeb 9UV 14Jun 23UV 6
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar13Extreme
Apr10Very high
May7High
Jun6High
Jul6High
Aug8Very high
Sep8Very high
Oct12Extreme
Nov13Extreme
Dec14Extreme

Air quality in Leopoldina 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 Leopoldina is worst in September — around 19 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (January, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1518 µg/m³Jan 1210 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb11Good
Mar11Good
Apr12Moderate
May14Moderate
Jun14Moderate
Jul14Moderate
Aug14Moderate
Sep19Moderate
Oct13Moderate
Nov11Good
Dec10Good
Location & terrain

Where is Leopoldina?

Leopoldina sits at 21.5°S, 42.6°W, 250 m above sea level, in Brazil. The nearest listed city is Cataguases, 17 km away.

Topography around Leopoldina

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

Within 3 km, the terrain around Leopoldina has significant variations in elevation — a maximum elevation change of 454 m around an average of 296 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 585 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,618 m.

The land around Leopoldina is covered by grassland (53%) and trees (30%) within 3 km, grassland (62%) and trees (36%) within 16 km, and grassland (66%) and trees (33%) within 80 km.

3 km
454 m
16 km
585 m
80 km
1,618 m
treesgrasslandartificial surfacesbare terrain
September weather nearby: Cataguases 17 km · São João Nepomuceno 38 km · Além Paraíba 40 km · Carmo 45 km · Santo Antônio de Pádua 48 km · Miracema 48 km · Muriaé 53 km · Ubá 55 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 Leopoldina (-21.5319°, -42.6431°, elevation 250 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).