Pilar weather in September

In September, Pilar sees average daytime highs of 26°C and overnight lows near 15°C, with 125 mm of rain across 8.6 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 26°C through the month. The sky is clear or mostly clear about 51% of the time in September, and the air most often feels dry.

Daylight stretches from about 11 h 24 min at the start of September to 12 h 12 min by month's end. Set against the rest of the year, September is Pilar's 2nd-clearest and 2nd-windiest month. For the whole year in context, see Pilar's year-round climate.

Daytime high
26°
8th warmest
Overnight low
15°
5th coldest
Rainfall
125 mm
8.6 wet days
Daylight
11 h 48 min
6:52 AM – 6:43 PM
Cloud cover
44%
2nd clearest
Wind
14 km/h
2nd windiest
Solar energy
4.78 kWh/m²
Travel score
7.1
out of 10

Pilar is town and district capital in Neembucu, Paraguay.

Density
127/km²
people per km²
Founded
1779

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 Pilar reaches about 26°C in the afternoon and slips back to 15°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 34°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)
12514
22514
32514
42614
52614
62615
72615
82615
92615
102615
112615
122615
132615
142615
152615
162615
172615
182615
192615
202615
212615
222615
232615
242616
252616
262616
272616
282716
292716
302716

How September really feels in Pilar

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.

Pilar 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
Jan33° / 23°11811.113.53.6
Feb32° / 22°13011.112.93.9
Mar31° / 21°12610.712.24.8
Apr27° / 18°1689.611.46.4
May24° / 15°1248.710.77.1
Jun22° / 13°878.410.36.9
Jul22° / 12°767.310.57.2
Aug24° / 13°687.111.17.7
Sep26° / 15°1258.611.87.1
Oct28° / 18°17811.312.66.0
Nov30° / 19°17110.313.35.2
Dec32° / 22°1651113.74.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 51% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 11% of September, with mostly cloudy or overcast conditions the remaining 38%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16832
26733
36733
46733
56634
66634
76535
86436
96436
106436
116337
126337
136337
146337
156238
166139
176139
186139
196040
206040
216040
225941
235941
245842
255842
265743
275644
285545
295545
305446

Chance of precipitation in September

Any precipitation

Pilar gets around 125 mm of rain over 8.6 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 29% and peaks near 34% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
125
225
325
425
525
625
725
825
926
1026
1126
1227
1327
1428
1528
1629
1729
1830
1930
2031
2131
2232
2332
2432
2533
2633
2733
2833
2934
3034

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 40% of days. Sticky, muggy-or-worse air turns up on roughly 15% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
146242190
2462421100
3452421100
4452421100
5452421100
6452421100
7442421110
8442421110
9442420110
10442420110
11432520110
12432520120
13432520121
14432420121
15422420121
16422420121
17422420131
18412420131
19412420131
20402421142
21392321142
22382321152
23372322162
24362322172
25352223173
26342223183
27332224193
28322224203
29312224203
30302224214

Wind in September

Winds average 14 km/h in September.

Across September, 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.

05101520151015202530
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
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light 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

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 24 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 48 minutes over September. Sunrise moves from 7:10 AM to 6:36 AM, and sunset from 6:36 PM to 6:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.47:106:36
211.57:096:37
311.57:076:37
411.57:066:38
511.57:056:38
611.67:046:38
711.67:036:39
811.67:026:39
911.77:016:40
1011.76:596:40
1111.76:586:41
1211.76:576:41
1311.86:566:42
1411.86:556:42
1511.86:536:42
1611.86:526:43
1711.96:516:43
1811.96:506:44
1911.96:496:44
2012.06:476:45
2112.06:466:45
2212.06:456:46
2312.06:446:46
2412.16:436:46
2512.16:426:47
2612.16:406:47
2712.16:396:48
2812.26:386:48
2912.26:376:49
3012.26:366:49

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 2.64 kWh/m² to a high of 6.79 kWh/m² in December across the year — September's 4.78 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.6Bright
64.6Bright
74.6Bright
84.6Bright
94.7Bright
104.7Bright
114.7Bright
124.7Bright
134.7Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.9Bright
194.9Bright
204.9Bright
214.9Bright
224.9Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.1Bright
305.1Bright
Planning a trip in September

Is September a good time to visit Pilar?

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

7.1
Sightseeing
3rd-best month of the year
6.8
Beach & pool
4th-best month of the year

September is one of the better times to visit Pilar for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Pilar in September

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

In September, Pilar sees daytime highs around 26°C and nights near 15°C. Worth packing: light clothes, rain gear and sun protection. About 9 days see rain.

light clothesrain gearsun protection

UV index in Pilar 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 Pilar peaks around January 19 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 19 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateVery highExtremeJan 19UV 14Jul 19UV 4
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar12Extreme
Apr8Very high
May6High
Jun5Moderate
Jul4Moderate
Aug5Moderate
Sep8Very high
Oct7Very high
Nov12Extreme
Dec13Extreme

Air quality in Pilar 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 Pilar is worst in September — around 19 µg/m³ PM2.5 (moderate), about 2.6× the cleanest month (May, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 918 µg/m³May 117 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb11Good
Mar9Good
Apr7Good
May7Good
Jun8Good
Jul10Good
Aug18Moderate
Sep19Moderate
Oct12Moderate
Nov9Good
Dec7Good
Location & terrain

Where is Pilar?

Pilar sits at 26.9°S, 58.3°W, 60 m above sea level, in Paraguay. The nearest listed city is Formosa, 76 km away.

FormosaSan Luis del PalmarCorrientesBarranquerasResistenciaFontanaGeneral José de San MartínSan Juan Bautista

Topography around Pilar

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

Within 3 km, the terrain around Pilar has only modest variations in elevation — a maximum elevation change of 25 m around an average of 55 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 25 m; within 80 km, only modest variations in elevation — a maximum elevation change of 49 m.

The land around Pilar is covered by trees (36%) and grassland (23%) within 3 km, trees (39%) and grassland (36%) within 16 km, and grassland (44%) and trees (34%) within 80 km.

3 km
25 m
16 km
25 m
80 km
49 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
September weather nearby: Formosa 76 km · San Luis del Palmar 76 km · Corrientes 86 km · Barranqueras 93 km · Resistencia 95 km · Fontana 96 km · General José de San Martín 109 km · San Juan Bautista 118 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 Pilar (-26.8587°, -58.3064°, elevation 60 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).