Villarrica weather in September

In September, Villarrica sees average daytime highs of 27°C and overnight lows near 16°C, with 131 mm of rain across 9.1 wet days and about 11.8 hours of daylight. It is the 8th-warmest and 7th-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 50% of the time in September, and the air most often feels dry.

Daylight stretches from about 11 h 30 min at the start of September to 12 h 12 min by month's end. Set against the rest of the year, September is Villarrica's 2nd-clearest and 2nd-windiest month. For the whole year in context, see Villarrica's year-round climate.

Daytime high
27°
8th warmest
Overnight low
16°
5th coldest
Rainfall
131 mm
9.1 wet days
Daylight
11 h 54 min
6:45 AM – 6:36 PM
Cloud cover
46%
2nd clearest
Wind
12 km/h
2nd windiest
Solar energy
4.82 kWh/m²
Travel score
6.9
out of 10

Villarrica is capital city of Guairá Department, Paraguay.

Density
126/km²
people per km²
Founded
1570

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 Villarrica reaches about 27°C in the afternoon and slips back to 16°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 35°C. Set against its neighbours, September runs about 2°C warmer than August and about 2°C cooler than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12615
22615
32715
42715
52715
62715
72715
82715
92715
102715
112715
122715
132715
142716
152716
162716
172716
182716
192716
202716
212716
222716
232716
242716
252716
262716
272716
282717
292717
302717

How September really feels in Villarrica

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.

Villarrica weather by month

How September compares with the rest of the year at a glance. September is the 8th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 22°12412.913.43.6
Feb32° / 22°14312.812.93.8
Mar31° / 21°12511.512.24.6
Apr28° / 18°1409.611.46.2
May24° / 15°144910.87.1
Jun23° / 14°1208.610.47.0
Jul23° / 12°89810.67.3
Aug25° / 14°81711.17.6
Sep27° / 16°1319.111.86.9
Oct29° / 18°19912.812.65.5
Nov30° / 19°1711113.35.0
Dec32° / 21°17313.313.64.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 10% of September, with mostly cloudy or overcast conditions the remaining 40%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16931
26832
36832
46634
56634
66535
76436
86337
96337
106337
116238
126238
136238
146238
156238
166139
176040
186040
195941
205842
215842
225743
235743
245644
255644
265545
275446
285347
295347
305248

Chance of precipitation in September

Any precipitation

Villarrica gets around 131 mm of rain over 9.1 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 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 (%)
123
224
324
424
524
625
725
825
926
1026
1127
1227
1328
1428
1529
1630
1731
1831
1932
2033
2134
2235
2336
2437
2537
2638
2738
2839
2939
3039

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 32% 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 (%)
139302470
238302570
338292580
438292580
537292590
637282690
7372826100
8362726100
9362726110
10362626120
11352627130
12352527130
13342527140
14342427150
15332427160
16332427160
17332326170
18332326180
19322326190
20322325200
21312325211
22302324221
23292324231
24282324231
25272324241
26262325251
27252325262
28242325262
29232325272
30222325282

Wind in September

Winds average 12 km/h in September.

Across September, daily wind ranges from about 12 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 30 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 42 minutes over September. Sunrise moves from 7:01 AM to 6:29 AM, and sunset from 6:30 PM to 6:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.57:016:30
211.57:006:30
311.56:596:30
411.56:586:31
511.66:576:31
611.66:566:32
711.66:556:32
811.66:546:32
911.76:536:33
1011.76:516:33
1111.76:506:34
1211.76:496:34
1311.86:486:34
1411.86:476:35
1511.86:466:35
1611.96:456:36
1711.96:436:36
1811.96:426:36
1911.96:416:37
2012.06:406:37
2112.06:396:38
2212.06:386:38
2312.06:376:38
2412.16:356:39
2512.16:346:39
2612.16:336:40
2712.16:326:40
2812.26:316:41
2912.26:306:41
3012.26:296:41

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.82 kWh/m².

For context, solar energy here swings from a low near 2.79 kWh/m² to a high of 6.67 kWh/m² in December across the year — September's 4.82 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.6Bright
44.6Bright
54.7Bright
64.7Bright
74.7Bright
84.7Bright
94.7Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.9Bright
184.9Bright
194.9Bright
204.9Bright
214.9Bright
224.9Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.1Bright
Planning a trip in September

Is September a good time to visit Villarrica?

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
6.9
Beach & pool
2nd-best month of the year

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

What to pack for Villarrica in September

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

In September, Villarrica sees daytime highs around 27°C and nights near 16°C. Worth packing: light clothes, rain gear and sun protection. About 9 days see rain.

light clothesrain gearsun protection

UV index in Villarrica in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Villarrica peaks around January 18 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 at about 5 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateHighVery highExtremeJan 18UV 15Jul 12UV 5
UV index (midday)Level
Jan15Extreme
Feb14Extreme
Mar11Extreme
Apr9Very high
May6High
Jun5Moderate
Jul5Moderate
Aug5High
Sep8Very high
Oct8Very high
Nov12Extreme
Dec13Extreme

Air quality in Villarrica 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 Villarrica is worst in September — around 27 µg/m³ PM2.5 (moderate), about 3.2× the cleanest month (December, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1226 µg/m³Dec 208 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb9Good
Mar8Good
Apr9Good
May10Good
Jun11Good
Jul13Moderate
Aug23Moderate
Sep27Moderate
Oct16Moderate
Nov11Good
Dec8Good
Location & terrain

Where is Villarrica?

Villarrica sits at 25.7°S, 56.4°W, 143 m above sea level, in Paraguay. The nearest listed city is Coronel Oviedo, 34 km away.

CaaguazúCaacupéItáSan BernardinoItauguáAreguá

Topography around Villarrica

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

Within 3 km, the terrain around Villarrica has only modest variations in elevation — a maximum elevation change of 59 m around an average of 152 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 516 m; within 80 km, large variations in elevation — a maximum elevation change of 757 m.

The land around Villarrica is covered by grassland (57%) and trees (36%) within 3 km, grassland (64%) and trees (33%) within 16 km, and grassland (53%) and trees (38%) within 80 km.

3 km
59 m
16 km
516 m
80 km
757 m
treesgrasslandcroplandartificial surfaces
September weather nearby: Coronel Oviedo 34 km · Caazapá 50 km · Caaguazú 52 km · Caacupé 82 km · Itá 97 km · San Bernardino 99 km · Itauguá 100 km · Areguá 107 km

Paraguay travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B / C / N
220 V · 50 Hz
Prices
≈ 35% of US
price level, 2025
GDP per capita
$7,027
2025
Happiness
6.2 / 10
World Happiness, 2025
Safe drinking water
64%
of population, 2024
Homicide rate
6.8
per 100k, 2023
Road deaths
22
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 531
Religion
Roman Catholic 80%Protestant 7%Believer 6%other 1%

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 Villarrica (-25.7495°, -56.4352°, elevation 143 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).