Uruguaiana weather in October

In October, Uruguaiana sees average daytime highs of 26°C and overnight lows near 15°C, with 189 mm of rain across 10.7 wet days and about 12.7 hours of daylight. It is the 7th-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 24°C in the first days to 27°C by the end. The sky is clear or mostly clear about 40% of the time in October, and the air most often feels dry.

Daylight stretches from about 12 h 18 min at the start of October to 13 h 06 min by month's end. Set against the rest of the year, October is Uruguaiana's 10th-clearest and 2nd-windiest month. For the whole year in context, see Uruguaiana's year-round climate.

Daytime high
26°
7th warmest
Overnight low
15°
6th coldest
Rainfall
189 mm
10.7 wet days
Daylight
12 h 42 min
7:11 AM – 7:55 PM
Cloud cover
55%
10th clearest
Wind
15 km/h
2nd windiest
Solar energy
5.43 kWh/m²
Travel score
6.7
out of 10

Uruguaiana is human settlement in Brazil.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 24°C in the first days to 27°C by the end.

A typical October day in Uruguaiana reaches about 26°C in the afternoon and slips back to 15°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, October runs about 3°C warmer than September and about 3°C cooler than November.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12414
22414
32414
42414
52415
62515
72515
82515
92515
102515
112515
122515
132515
142515
152616
162616
172616
182616
192616
202616
212616
222616
232616
242616
252616
262716
272716
282716
292716
302716
312716

How October really feels in Uruguaiana

Once humidity and wind are folded in, October 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

October sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Uruguaiana weather by month

How October compares with the rest of the year at a glance. October is the 7th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 21°13910.413.74.3
Feb31° / 21°12710.313.14.7
Mar29° / 19°1249.212.25.8
Apr26° / 16°1779.511.37.0
May22° / 13°1157.810.57.0
Jun19° / 11°1138.510.16.4
Jul19° / 10°1037.510.36.6
Aug21° / 11°897.910.97.1
Sep23° / 13°1268.911.87.1
Oct26° / 15°18910.712.76.7
Nov28° / 17°1368.413.56.3
Dec31° / 20°1359.313.94.9

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 40% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 11% of October, with mostly cloudy or overcast conditions the remaining 49%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25149
35050
45050
55050
65050
75050
85050
95050
105050
115050
125050
135149
145149
155050
165050
175050
185149
195050
205050
215050
225149
235149
245149
255149
265248
275248
285347
295446
305446
315545

Chance of precipitation in October

Any precipitation

Uruguaiana gets around 189 mm of rain over 10.7 wet days in October, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 34% and peaks near 36% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
133
233
334
434
535
635
736
836
936
1036
1136
1235
1335
1435
1535
1635
1735
1835
1934
2034
2134
2233
2333
2433
2533
2633
2733
2832
2932
3032
3132

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the dry band about 32% of days. Sticky, muggy-or-worse air turns up on roughly 19% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1462320101
2452320101
3442321111
4432321121
5412322131
6402322131
7392323141
8382323142
9372423152
10362423152
11352423162
12332524162
13322524162
14312624172
15302625172
16292625172
17282626182
18272626182
19272626182
20272626192
21262626193
22262526193
23262526203
24262526203
25262426203
26272426203
27272426213
28272426213
29262425213
30262425214
31262425214

Wind in October

Winds average 15 km/h in October.

Across October, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 18 min at the start of October to 13 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over October. Sunrise moves from 7:29 AM to 6:57 AM, and sunset from 7:46 PM to 8:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.37:297:46
212.37:287:46
312.37:267:47
412.47:257:48
512.47:247:48
612.47:237:49
712.57:227:49
812.57:207:50
912.57:197:51
1012.67:187:51
1112.67:177:52
1212.67:167:53
1312.67:157:53
1412.77:147:54
1512.77:127:55
1612.77:117:55
1712.87:107:56
1812.87:097:57
1912.87:087:57
2012.87:077:58
2112.97:067:59
2212.97:058:00
2312.97:048:00
2413.07:038:01
2513.07:038:02
2613.07:028:02
2713.07:018:03
2813.17:008:04
2913.16:598:05
3013.16:588:06
3113.16:578:06

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.43 kWh/m².

For context, solar energy here swings from a low near 2.47 kWh/m² to a high of 6.99 kWh/m² in December across the year — October's 5.43 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.1Bright
45.1Bright
55.1Bright
65.1Bright
75.2Bright
85.2Bright
95.2Bright
105.2Bright
115.3Bright
125.3Bright
135.3Bright
145.4Bright
155.4Bright
165.4Bright
175.5Bright
185.5Bright
195.6Bright
205.6Bright
215.7Bright
225.7Bright
235.8Bright
245.8Bright
255.8Bright
265.9Bright
276.0Bright
286.0Intense
296.0Intense
306.1Intense
316.2Intense
Planning a trip in October

Is October a good time to visit Uruguaiana?

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

6.7
Sightseeing
5th-best month of the year
6.3
Beach & pool
7th-best month of the year

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

What to pack for Uruguaiana in October

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

In October, Uruguaiana sees daytime highs around 26°C and nights near 15°C. Worth packing: light clothes, rain gear and sun protection. About 11 days see rain.

light clothesrain gearsun protection

UV index in Uruguaiana in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Uruguaiana peaks around January 24 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highVery highExtremeJan 24UV 13Jun 21UV 4
UV index (midday)Level
Jan13Extreme
Feb13Extreme
Mar11Extreme
Apr8Very high
May5Moderate
Jun4Moderate
Jul4Moderate
Aug5Moderate
Sep7Very high
Oct7High
Nov11Extreme
Dec12Extreme
Location & terrain

Where is Uruguaiana?

Uruguaiana sits at 29.8°S, 57.1°W, 79 m above sea level, in Brazil. The nearest listed city is Paso de los Libres, 5.0 km away.

Topography around Uruguaiana

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

Within 3 km, the terrain around Uruguaiana has only modest variations in elevation — a maximum elevation change of 40 m around an average of 55 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 96 m; within 80 km, significant variations in elevation — a maximum elevation change of 255 m.

The land around Uruguaiana is covered by artificial surfaces (36%) and water (25%) within 3 km, grassland (40%) within 16 km, and grassland (66%) within 80 km.

3 km
40 m
16 km
96 m
80 km
255 m
treesgrasslandcroplandartificial surfaceswaterwetland
October weather nearby: Paso de los Libres 5.0 km · Monte Caseros 76 km · Itaqui 87 km · Curuzú Cuatiá 93 km · Quaraí 93 km · Artigas 94 km · Mercedes 115 km · Alegrete 125 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 Uruguaiana (-29.7547°, -57.0883°, elevation 79 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).