Pinamar weather in September

In September, Pinamar sees average daytime highs of 13°C and overnight lows near 10°C, with 70 mm of rain across 7.4 wet days and about 11.7 hours of daylight. It is the 9th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 13°C through the month. The sky is clear or mostly clear about 35% of the time in September, and the air most often feels dry.

Daylight stretches from about 11 h 12 min at the start of September to 12 h 18 min by month's end. Set against the rest of the year, September is Pinamar's 8th-clearest and 4th-windiest month. For the whole year in context, see Pinamar's year-round climate.

Daytime high
13°
9th warmest
Overnight low
10°
4th coldest
Rainfall
70 mm
7.4 wet days
Daylight
11 h 48 min
6:49 AM – 6:35 PM
Cloud cover
57%
8th clearest
Wind
22 km/h
4th windiest
Solar energy
4.4 kWh/m²
Travel score
3.9
out of 10

Pinamar is city in Buenos Aires province, Argentina.

Founded
1943

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 13°C through the month.

A typical September day in Pinamar reaches about 13°C in the afternoon and slips back to 10°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 10°C and 16°C. Set against its neighbours, September runs about 1°C warmer than August and about 3°C cooler than October.

10°15°20°151015202530
Avg high (°C)Avg low (°C)
1139
2139
3139
4139
5139
6139
7139
8139
9139
10139
11139
12139
131310
141310
151310
161310
171310
181310
191310
201310
211310
221410
231410
241410
251410
261410
271410
281411
291411
301411

Pinamar weather by month

How September compares with the rest of the year at a glance. September is the 9th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan23° / 19°787.614.37.4
Feb23° / 19°817.613.47.3
Mar21° / 18°718.212.37.0
Apr19° / 15°917.811.16.4
May15° / 12°597.3105.1
Jun13° / 737.39.53.7
Jul11° / 667.39.73.0
Aug12° / 737.210.63.4
Sep13° / 10°707.411.73.9
Oct16° / 12°889.1135.0
Nov18° / 14°788.1146.4
Dec21° / 17°637.514.57.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 15% of September, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14753
24852
34852
44852
54951
64951
74951
84951
94951
105050
114951
124951
135050
145050
154951
165050
175149
185050
195050
205149
215149
225149
235050
245050
255050
265050
275050
285050
294951
304951

Chance of precipitation in September

Any precipitation

Pinamar gets around 70 mm of rain over 7.4 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 25% and peaks near 28% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
125
225
325
425
525
625
725
825
924
1024
1124
1224
1324
1424
1523
1623
1723
1823
1923
2023
2124
2224
2325
2425
2526
2626
2727
2827
2928
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 96% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
1973
2973
3973
4973
5973
6973
7973
8973
9973
10973
11973
12964
13964
14964
15964
16964
17964
18964
19964
20964
21964
22964
23964
24964
25964
26955
27955
28955
29946
30937

Wind in September

Winds average 22 km/h in September.

Across September, daily wind ranges from about 22 km/h on the calmest days to 22 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202530
Wind speed (km/h)Feels
122breezy
222breezy
322breezy
422breezy
522breezy
622breezy
722breezy
822breezy
922breezy
1022breezy
1122breezy
1222breezy
1322breezy
1422breezy
1522breezy
1622breezy
1722breezy
1822breezy
1922breezy
2022breezy
2122breezy
2222breezy
2322breezy
2422breezy
2522breezy
2622breezy
2722breezy
2822breezy
2922breezy
3022breezy

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 12 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 66 minutes over September. Sunrise moves from 7:12 AM to 6:27 AM, and sunset from 6:22 PM to 6:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.27:126:22
211.27:116:23
311.27:096:24
411.37:086:25
511.37:066:26
611.47:056:26
711.47:036:27
811.47:016:28
911.57:006:29
1011.56:586:30
1111.66:576:31
1211.66:556:31
1311.66:546:32
1411.76:526:33
1511.76:506:34
1611.86:496:35
1711.86:476:36
1811.86:466:36
1911.96:446:37
2011.96:426:38
2112.06:416:39
2212.06:396:40
2312.16:386:41
2412.16:366:42
2512.16:356:42
2612.26:336:43
2712.26:316:44
2812.36:306:45
2912.36:286:46
3012.36:276:47

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.4 kWh/m².

For context, solar energy here swings from a low near 2.05 kWh/m² to a high of 7.65 kWh/m² in December across the year — September's 4.4 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
13.7Moderate
23.8Moderate
33.8Moderate
43.9Moderate
53.9Moderate
63.9Moderate
74.0Moderate
84.0Bright
94.1Bright
104.1Bright
114.2Bright
124.2Bright
134.3Bright
144.3Bright
154.4Bright
164.4Bright
174.5Bright
184.5Bright
194.6Bright
204.6Bright
214.7Bright
224.7Bright
234.7Bright
244.8Bright
254.8Bright
264.8Bright
274.9Bright
284.9Bright
295.0Bright
305.0Bright
Planning a trip in September

Is September a good time to visit Pinamar?

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

3.9
Sightseeing
9th-best month of the year
0.0
Beach & pool
9th-best month of the year

September is a weaker month for outdoor sightseeing in Pinamar.

What to pack for Pinamar in September

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

In September, Pinamar sees daytime highs around 13°C and nights near 10°C. Worth packing: a warm layer and a windbreaker. About 7 days see rain.

a warm layera windbreaker

Sea temperature near Pinamar in September

The nearest coast averages about 12°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in February at about 21°C and coldest in August near 10°C.

It's comfortable for a long swim from Jan 6 to Mar 22 — about 2.5 months when the water holds above 20°C.

10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingcomfortable to swim
Sea temperature (°C)Comfort
Jan21Refreshing
Feb21Refreshing
Mar21Refreshing
Apr18Cool
May15Cool
Jun12Bracing
Jul10Bracing
Aug10Bracing
Sep12Bracing
Oct14Bracing
Nov16Cool
Dec19Cool

UV index in Pinamar in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Pinamar peaks around January 1 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 1UV 12Jun 19UV 2
UV index (midday)Level
Jan12Extreme
Feb12Extreme
Mar9Very high
Apr5High
May3Moderate
Jun2Moderate
Jul3Moderate
Aug3Moderate
Sep5Moderate
Oct7Very high
Nov10Extreme
Dec12Extreme
Location & terrain

Where is Pinamar?

Pinamar sits at 37.1°S, 56.9°W, 16 m above sea level, in Argentina. The nearest listed city is Villa Gesell, 19 km away.

Topography around Pinamar

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

Within 3 km, the terrain around Pinamar has only modest variations in elevation — a maximum elevation change of 31 m around an average of 10 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 37 m; within 80 km, only modest variations in elevation — a maximum elevation change of 33 m.

The land around Pinamar is covered by trees (35%) and water (27%) within 3 km, water (48%) and grassland (25%) within 16 km, and grassland (44%) and water (35%) within 80 km.

3 km
31 m
16 km
37 m
80 km
33 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
September weather nearby: Villa Gesell 19 km · General Juan Madariaga 27 km · Mar de Ajó 46 km · Mar del Tuyú 62 km · Santa Teresita 65 km · Santa Clara del Mar 98 km · Dolores 114 km · Mar del Plata 116 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 Pinamar (-37.1111°, -56.8652°, elevation 16 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).