Baradero weather in September

In September, Baradero sees average daytime highs of 20°C and overnight lows near 9°C, with 72 mm of rain across 6.3 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 44% 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 Baradero's 8th-clearest and 1st-windiest month. For the whole year in context, see Baradero's year-round climate.

Daytime high
20°
8th warmest
Overnight low
4th coldest
Rainfall
72 mm
6.3 wet days
Daylight
11 h 48 min
6:59 AM – 6:46 PM
Cloud cover
50%
8th clearest
Wind
13 km/h
1st windiest
Solar energy
4.6 kWh/m²
Travel score
7.0
out of 10

Baradero is city in Buenos Aires Province, Argentina.

Founded
1615

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 Baradero 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 15°C and 26°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)
1199
2199
3199
4199
5199
6199
7199
8209
9209
10209
11209
12209
13209
14209
15209
16209
17209
18209
192010
202110
212110
222110
232110
242110
252110
262110
272110
282110
292111
302111

Baradero 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
Jan30° / 19°967.9145.5
Feb29° / 18°110813.36.0
Mar27° / 16°1077.412.37.1
Apr23° / 13°1027.811.27.4
May19° / 10°69610.36.7
Jun16° / 505.79.85.6
Jul16° / 515.5105.4
Aug18° / 655.610.76.6
Sep20° / 726.311.87.0
Oct23° / 12°1269.612.97.1
Nov26° / 15°1057.713.87.2
Dec29° / 17°1028.914.26.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 44% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 12% of September, with mostly cloudy or overcast conditions the remaining 44%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15347
25347
35347
45446
55446
65545
75644
85644
95842
105842
115941
125941
135941
145941
155941
165941
175941
185842
195842
205743
215743
225644
235644
245545
255545
265347
275347
285248
295248
305248

Chance of precipitation in September

Any precipitation

Baradero gets around 72 mm of rain over 6.3 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 22% and peaks near 26% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
124
224
324
424
523
623
722
822
921
1021
1120
1220
1319
1419
1519
1618
1718
1818
1919
2019
2120
2220
2321
2422
2522
2623
2724
2825
2925
3026

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 82% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1811351
2811351
3811351
4831250
5831250
6831250
7831250
8841150
9841150
10841150
11841150
12831151
13831151
14831151
15841141
16841141
17841141
18841141
19841141
20841141
21831241
22831241
23821341
24811351
25801451
26781561
27781561
28771661
29771670
30751780

Wind in September

Winds average 13 km/h in September, the windiest month of the year.

Across September, daily wind ranges from about 13 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light 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 7:20 AM to 6:38 AM, and sunset from 6:36 PM to 6:56 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.37:206:36
211.37:186:36
311.37:176:37
411.47:166:38
511.47:146:38
611.47:136:39
711.57:116:40
811.57:106:41
911.57:096:41
1011.67:076:42
1111.67:066:43
1211.67:046:43
1311.77:036:44
1411.77:016:45
1511.87:006:45
1611.86:596:46
1711.86:576:47
1811.96:566:48
1911.96:546:48
2011.96:536:49
2112.06:516:50
2212.06:506:50
2312.06:486:51
2412.16:476:52
2512.16:466:53
2612.26:446:53
2712.26:436:54
2812.26:416:55
2912.36:406:55
3012.36:386:56

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.6 kWh/m².

For context, solar energy here swings from a low near 2.31 kWh/m² to a high of 7.35 kWh/m² in December across the year — September's 4.6 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.0Moderate
24.0Moderate
34.0Bright
44.1Bright
54.1Bright
64.2Bright
74.2Bright
84.3Bright
94.3Bright
104.4Bright
114.4Bright
124.5Bright
134.5Bright
144.6Bright
154.6Bright
164.7Bright
174.7Bright
184.8Bright
194.8Bright
204.8Bright
214.9Bright
224.9Bright
234.9Bright
244.9Bright
254.9Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
Planning a trip in September

Is September a good time to visit Baradero?

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

7.0
Sightseeing
5th-best month of the year
3.7
Beach & pool
8th-best month of the year

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

What to pack for Baradero in September

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

In September, Baradero 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 Baradero 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 Baradero peaks around January 14 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 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 14UV 13Jun 19UV 3
UV index (midday)Level
Jan13Extreme
Feb11Extreme
Mar10Very high
Apr6High
May4Moderate
Jun3Moderate
Jul3Moderate
Aug4Moderate
Sep6High
Oct8Very high
Nov11Extreme
Dec12Extreme

Air quality in Baradero 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 Baradero is worst in August — around 22 µg/m³ PM2.5 (moderate), about 3.3× the cleanest month (April, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodAug 1721 µg/m³Apr 157 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb8Good
Mar9Good
Apr7Good
May9Good
Jun10Good
Jul13Moderate
Aug22Moderate
Sep14Moderate
Oct12Moderate
Nov8Good
Dec8Good
Location & terrain

Where is Baradero?

Baradero sits at 33.8°S, 59.5°W, 37 m above sea level, in Argentina. The nearest listed city is San Pedro, 21 km away.

Topography around Baradero

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

Within 3 km, the terrain around Baradero has only modest variations in elevation — a maximum elevation change of 35 m around an average of 22 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 54 m; within 80 km, only modest variations in elevation — a maximum elevation change of 85 m.

The land around Baradero is covered by grassland (30%), cropland (24%) and artificial surfaces (20%) within 3 km, wetland (38%) and cropland (36%) within 16 km, and cropland (42%) and wetland (33%) within 80 km.

3 km
35 m
16 km
54 m
80 km
85 m
treesgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: San Pedro 21 km · San Antonio de Areco 49 km · Zárate 54 km · Ramallo 59 km · Arrecifes 62 km · Campana 64 km · Carmen de Areco 69 km · Gualeguay 77 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 Baradero (-33.812°, -59.5047°, elevation 37 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).