Pergamino weather in September

In September, Pergamino sees average daytime highs of 20°C and overnight lows near 9°C, with 68 mm of rain across 6.2 wet days and about 11.8 hours of daylight. It is the 8th-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 19°C in the first days to 21°C by the end. The sky is clear or mostly clear about 45% of the time in September, and the air most often feels dry.

Daylight stretches from about 11 h 18 min at the start of September to 12 h 18 min by month's end. Set against the rest of the year, September is Pergamino's 8th-clearest and 1st-windiest month. For the whole year in context, see Pergamino's year-round climate.

Daytime high
20°
8th warmest
Overnight low
4th coldest
Rainfall
68 mm
6.2 wet days
Daylight
11 h 48 min
7:03 AM – 6:50 PM
Cloud cover
48%
8th clearest
Wind
14 km/h
1st windiest
Solar energy
4.68 kWh/m²
Travel score
7.0
out of 10

Pergamino is city in Buenos Aires Province, Argentina.

Founded
1749

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 19°C in the first days to 21°C by the end.

A typical September day in Pergamino reaches about 20°C in the afternoon and slips back to 9°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 25°C. Set against its neighbours, September runs about 2°C warmer than August and about 3°C cooler than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
1198
2198
3198
4198
5198
6198
7198
8198
9198
10208
11208
12208
13208
14208
15208
16209
17209
18209
19209
20209
21209
22209
23219
24219
25219
26219
272110
282110
292110
302110

Pergamino 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° / 18°1038.5145.8
Feb28° / 17°1078.513.36.5
Mar26° / 16°1007.912.37.2
Apr23° / 12°978.411.27.3
May19° / 666.410.36.6
Jun16° / 455.39.85.5
Jul15° / 375.1105.2
Aug18° / 56510.76.5
Sep20° / 686.211.87.0
Oct23° / 12°1259.912.97.0
Nov26° / 14°1018.413.87.1
Dec28° / 17°107914.26.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 45% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 14% of September, with mostly cloudy or overcast conditions the remaining 42%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15644
25644
35644
45743
55743
65842
75941
86040
96139
106139
116238
126238
136238
146238
156238
166238
176139
186139
196139
206040
215941
225842
235743
245644
255545
265446
275446
285446
295347
305248

Chance of precipitation in September

Any precipitation

Pergamino gets around 68 mm of rain over 6.2 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 21% and peaks near 28% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
121
221
321
421
521
621
721
820
920
1020
1119
1219
1319
1419
1519
1619
1719
1819
1919
2020
2120
2221
2322
2423
2524
2624
2725
2826
2927
3028

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 86% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1861040
2861040
3861040
4851050
586950
686950
786950
887850
987850
1087850
1188840
1288840
1388840
1488840
1588840
1687841
1788831
1888831
1988831
2087931
2187931
22861031
23861031
24851131
25851131
26851230
27841330
28841330
29821440
30821440

Wind in September

Winds average 14 km/h in September, the windiest month of the year.

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

05101520151015202530
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light 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 18 min at the start of September to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 60 minutes over September. Sunrise moves from 7:24 AM to 6:43 AM, and sunset from 6:40 PM to 7:01 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.37:246:40
211.37:236:41
311.37:216:41
411.47:206:42
511.47:196:43
611.47:176:43
711.57:166:44
811.57:146:45
911.57:136:45
1011.67:126:46
1111.67:106:47
1211.67:096:48
1311.77:076:48
1411.77:066:49
1511.87:046:50
1611.87:036:50
1711.87:016:51
1811.97:006:52
1911.96:586:53
2011.96:576:53
2112.06:566:54
2212.06:546:55
2312.06:536:55
2412.16:516:56
2512.16:506:57
2612.26:486:58
2712.26:476:58
2812.26:466:59
2912.36:447:00
3012.36:437:01

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 2.33 kWh/m² to a high of 7.39 kWh/m² in December across the year — September's 4.68 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.1Bright
24.1Bright
34.1Bright
44.2Bright
54.2Bright
64.3Bright
74.3Bright
84.4Bright
94.4Bright
104.5Bright
114.5Bright
124.6Bright
134.6Bright
144.7Bright
154.7Bright
164.8Bright
174.8Bright
184.8Bright
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 Pergamino?

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

7.0
Sightseeing
4th-best month of the year
3.6
Beach & pool
8th-best month of the year

September is one of the better times to visit Pergamino for general sightseeing.

What to pack for Pergamino in September

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

In September, Pergamino sees daytime highs around 20°C and nights near 9°C. Worth packing: sun protection. About 6 days see rain.

sun protection

UV index in Pergamino in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Pergamino peaks around January 15 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 15UV 13Jun 20UV 3
UV index (midday)Level
Jan13Extreme
Feb12Extreme
Mar10Very high
Apr6High
May4Moderate
Jun3Moderate
Jul3Moderate
Aug4Moderate
Sep6High
Oct8Very high
Nov11Extreme
Dec12Extreme

Air quality in Pergamino 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 Pergamino is worst in August — around 16 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (April, 6 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodAug 1916 µg/m³Apr 177 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb7Good
Mar7Good
Apr6Good
May7Good
Jun9Good
Jul11Good
Aug16Moderate
Sep14Moderate
Oct9Good
Nov7Good
Dec8Good
Location & terrain

Where is Pergamino?

Pergamino sits at 33.9°S, 60.6°W, 62 m above sea level, in Argentina. The nearest listed city is Rojas, 37 km away.

Topography around Pergamino

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

Within 3 km, the terrain around Pergamino has only modest variations in elevation — a maximum elevation change of 27 m around an average of 66 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 45 m; within 80 km, only modest variations in elevation — a maximum elevation change of 114 m.

The land around Pergamino is covered by artificial surfaces (53%) within 3 km, cropland (88%) within 16 km, and cropland (90%) within 80 km.

3 km
27 m
16 km
45 m
80 km
114 m
treesgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Rojas 37 km · Arrecifes 48 km · Colón 48 km · Salto 53 km · Ramallo 69 km · San Nicolás de los Arroyos 70 km · Villa Constitución 77 km · Arroyo Seco 82 km

Argentina travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / I
220 V · 50 Hz
Prices
≈ 46% of US
price level, 2025
GDP per capita
$14,898
2025
Happiness
6.4 / 10
World Happiness, 2025
Homicide rate
4.5
per 100k, 2023
Road deaths
14.1
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
High
EF EPI 575
Religion
Roman Catholic 63%none 19%Evangelical 15%Jehovah's Witness and Church of Jesus Christ 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 Pergamino (-33.891°, -60.5746°, elevation 62 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).