Ubá weather in September

In September, Ubá sees average daytime highs of 26°C and overnight lows near 16°C, with 63 mm of rain across 8.1 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 26°C through the month. The sky is clear or mostly clear about 34% 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 Ubá's 4th-clearest and 1st-windiest month. For the whole year in context, see Ubá's year-round climate.

Daytime high
26°
8th warmest
Overnight low
16°
5th coldest
Rainfall
63 mm
8.1 wet days
Daylight
11 h 54 min
6:50 AM – 6:43 PM
Cloud cover
57%
4th clearest
Wind
9 km/h
1st windiest
Solar energy
4.78 kWh/m²
Travel score
6.9
out of 10

Ubá 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 26°C through the month.

A typical September day in Ubá reaches about 26°C in the afternoon and slips back to 16°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 31°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)
12615
22615
32615
42615
52615
62616
72616
82616
92616
102616
112616
122616
132616
142616
152616
162616
172616
182616
192616
202616
212617
222617
232617
242617
252617
262617
272617
282617
292617
302617

Ubá 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°25618.613.14.4
Feb29° / 20°14513.812.74.5
Mar28° / 20°17417.812.14.8
Apr27° / 18°781111.56.3
May25° / 15°406.7117.3
Jun24° / 14°143.310.78.2
Jul24° / 14°123.110.88.3
Aug25° / 14°193.411.38.0
Sep26° / 16°638.111.96.9
Oct27° / 18°11112.112.56.0
Nov27° / 19°24319134.9
Dec28° / 20°27721.413.34.4

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 13% of September, with mostly cloudy or overcast conditions the remaining 52%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16337
26337
36139
46139
56040
65941
75842
85644
95545
105347
115149
125050
134852
144852
154654
164654
174456
184357
194258
204159
214060
224060
233961
243862
253763
263763
273664
283565
293565
303565

Chance of precipitation in September

Any precipitation

Ubá gets around 63 mm of rain over 8.1 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 27% 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 (%)
116
216
317
417
518
618
719
820
921
1022
1123
1224
1325
1426
1527
1628
1729
1830
1931
2032
2132
2233
2334
2434
2535
2635
2735
2836
2936
3036

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 42% of days. Sticky, muggy-or-worse air turns up on roughly 6% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13048211
23048211
32949221
42849221
52849221
62749231
72648241
82548251
92448262
102347282
112247292
122146303
132046313
141846324
151745334
161644355
171644365
181543376
191442386
201441397
211340398
221338409
2312374110
2412364111
2512354212
2612334213
2712324313
2811314414
2911304415
3011294416

Wind in September

Winds average 9 km/h in September, the windiest month of the year.

Across September, daily wind ranges from about 9 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
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
259calm
269calm
279calm
289calm
299calm
309calm

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 6:36 AM, and sunset from 6:39 PM to 6:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.67:046:39
211.67:036:39
311.67:026:39
411.67:016:40
511.77:006:40
611.77:006:40
711.76:596:40
811.76:586:41
911.76:576:41
1011.86:566:41
1111.86:556:41
1211.86:546:42
1311.86:536:42
1411.86:526:42
1511.96:516:42
1611.96:506:43
1711.96:496:43
1811.96:486:43
1911.96:476:43
2012.06:466:44
2112.06:456:44
2212.06:446:44
2312.06:436:44
2412.06:426:45
2512.16:416:45
2612.16:406:45
2712.16:396:45
2812.16:386:46
2912.26:376:46
3012.26:366:46

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.78 kWh/m².

For context, solar energy here swings from a low near 3.49 kWh/m² to a high of 5.96 kWh/m² in February across the year — September's 4.78 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.7Bright
24.8Bright
34.8Bright
44.8Bright
54.8Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.8Bright
194.8Bright
204.8Bright
214.8Bright
224.8Bright
234.8Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.8Bright
294.8Bright
304.8Bright
Planning a trip in September

Hazard calendar for Ubá

In seasonPeak

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

Ubá'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 Ubá?

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
6.7
Beach & pool
4th-best month of the year

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

What to pack for Ubá in September

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

In September, Ubá sees daytime highs around 26°C and nights near 16°C. Worth packing: light clothes, rain gear and sun protection. About 8 days see rain.

light clothesrain gearsun protection

UV index in Ubá in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ubá peaks around January 24 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 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 highExtremeJan 24UV 15Jun 22UV 6
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Very high
May7Very high
Jun6High
Jul7High
Aug8Very high
Sep9Very high
Oct12Extreme
Nov14Extreme
Dec14Extreme

Air quality in Ubá 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 Ubá is worst in September — around 15 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (March, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1715 µg/m³Mar 168 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb9Good
Mar8Good
Apr9Good
May10Good
Jun10Good
Jul10Good
Aug11Good
Sep15Moderate
Oct12Good
Nov9Good
Dec9Good
Location & terrain

Where is Ubá?

Ubá sits at 21.1°S, 42.9°W, 343 m above sea level, in Brazil. The nearest listed city is Tocantins, 10 km away.

Topography around Ubá

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

Within 3 km, the terrain around Ubá has only modest variations in elevation — a maximum elevation change of 185 m around an average of 387 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 665 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,798 m.

The land around Ubá is covered by grassland (43%), artificial surfaces (30%) and trees (27%) within 3 km, grassland (64%) and trees (32%) within 16 km, and grassland (63%) and trees (36%) within 80 km.

3 km
185 m
16 km
665 m
80 km
1,798 m
treesgrasslandcroplandartificial surfaces
September weather nearby: Tocantins 10 km · Visconde do Rio Branco 16 km · Rio Pomba 30 km · Cataguases 39 km · Viçosa 41 km · Ervália 43 km · São João Nepomuceno 47 km · Leopoldina 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 Ubá (-21.12°, -42.9428°, elevation 343 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).