Pico Truncado weather in September

In September, Pico Truncado sees average daytime highs of 14°C and overnight lows near 4°C, with 17 mm of precipitation across 4.2 wet days and about 11.6 hours of daylight. It is the 8th-warmest and 4th-wettest month of the year here.

Highs climb over the month, from about 12°C in the first days to 16°C by the end. The sky is clear or mostly clear about 38% of the time in September, and the air most often feels dry.

Daylight stretches from about 10 h 48 min at the start of September to 12 h 30 min by month's end. Set against the rest of the year, September is Pico Truncado's 11th-clearest and 8th-windiest month. For the whole year in context, see Pico Truncado's year-round climate.

Daytime high
14°
8th warmest
Overnight low
5th coldest
Precipitation
17 mm
4.2 wet days
Daylight
11 h 42 min
7:36 AM – 7:16 PM
Cloud cover
53%
11th clearest
Wind
20 km/h
8th windiest
Solar energy
3.89 kWh/m²
Travel score
4.7
out of 10

Pico Truncado is city of the Province of Santa Cruz, Patagonia, Argentina.

Density
2,290/km²
people per km²
Founded
1921

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 12°C in the first days to 16°C by the end.

A typical September day in Pico Truncado reaches about 14°C in the afternoon and slips back to 4°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 9°C and 19°C. Set against its neighbours, September runs about 3°C warmer than August and about 4°C cooler than October.

10°20°151015202530
Avg high (°C)Avg low (°C)
1123
2123
3123
4123
5123
6133
7133
8134
9134
10134
11134
12134
13144
14144
15144
16144
17144
18145
19155
20155
21155
22155
23155
24155
25155
26155
27165
28165
29166
30166

How September really feels in Pico Truncado

Once humidity and wind are folded in, September averages 0 days that feel above 32°C and 15 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
15
wind chill below the day's low

The story in September is cold — wind chill drags the overnight "feels like" below the raw low.

Pico Truncado weather by month

How September compares with the rest of the year at a glance. September is the 8th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan25° / 13°102.7015.28.2
Feb24° / 12°172.90148.3
Mar21° / 10°163.30.112.47.7
Apr17° / 143.3010.76.3
May12° / 204.30.59.23.6
Jun / 224.61.58.41.6
Jul / 153.81.38.71.5
Aug11° / 184.71.1102.9
Sep14° / 174.20.711.64.7
Oct18° / 153.60.213.46.7
Nov21° / 163.4014.87.5
Dec23° / 11°153.5015.68.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 18% of September, with mostly cloudy or overcast conditions the remaining 44%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15743
25743
35842
45842
55842
65842
75842
85842
95743
105842
115743
125743
135743
145743
155743
165743
175743
185743
195743
205644
215545
225446
235446
245347
255347
265347
275248
285347
295248
305248

Chance of precipitation in September

Any precipitationSnow

Pico Truncado gets around 17 mm of rain and snow over 4.2 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 14% and peaks near 16% on the wettest days, and about 1 day brings snow.

0%10%20%30%151015202530
Rain chance (%)Snow chance (%)
1164
2164
3154
4154
5154
6154
7144
8144
9143
10143
11133
12133
13133
14132
15132
16122
17122
18122
19121
20131
21131
22131
23141
24141
25151
26151
27151
28161
29161
30161

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100

Wind in September

Winds average 20 km/h in September.

Across September, daily wind ranges from about 20 km/h on the calmest days to 21 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202530
Wind speed (km/h)Feels
120light breeze
220light breeze
320light breeze
420light breeze
520light breeze
620light breeze
720breezy
820breezy
920breezy
1020breezy
1121breezy
1221breezy
1321breezy
1421breezy
1521breezy
1621breezy
1721breezy
1821breezy
1921breezy
2021breezy
2121breezy
2221breezy
2321breezy
2421breezy
2521breezy
2621breezy
2721breezy
2821breezy
2921breezy
3021breezy

Sunrise & sunset in September

DaylightNight

Daylight runs from about 10 h 48 min at the start of September to 12 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 102 minutes over September. Sunrise moves from 8:07 AM to 7:07 AM, and sunset from 6:56 PM to 7:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
110.88:076:56
210.98:056:58
310.98:036:59
411.08:017:00
511.07:597:02
611.17:577:03
711.27:557:04
811.27:537:06
911.37:517:07
1011.37:497:08
1111.47:467:10
1211.47:447:11
1311.57:427:12
1411.67:407:14
1511.67:387:15
1611.77:367:16
1711.77:347:18
1811.87:327:19
1911.87:307:20
2011.97:287:22
2112.07:267:23
2212.07:247:24
2312.17:217:26
2412.17:197:27
2512.27:177:28
2612.27:157:30
2712.37:137:31
2812.47:117:33
2912.47:097:34
3012.57:077:35

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.89 kWh/m².

For context, solar energy here swings from a low near 1.31 kWh/m² to a high of 7.84 kWh/m² in December across the year — September's 3.89 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
13.1Moderate
23.2Moderate
33.3Moderate
43.3Moderate
53.4Moderate
63.4Moderate
73.5Moderate
83.5Moderate
93.6Moderate
103.6Moderate
113.7Moderate
123.7Moderate
133.8Moderate
143.8Moderate
153.9Moderate
163.9Moderate
174.0Moderate
184.0Bright
194.1Bright
204.1Bright
214.2Bright
224.3Bright
234.3Bright
244.3Bright
254.4Bright
264.5Bright
274.5Bright
284.6Bright
294.6Bright
304.7Bright
Planning a trip in September

Is September a good time to visit Pico Truncado?

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

4.7
Sightseeing
8th-best month of the year
0.1
Beach & pool
8th-best month of the year

September is a reasonable time to visit Pico Truncado for sightseeing.

What to pack for Pico Truncado in September

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

In September, Pico Truncado sees daytime highs around 14°C and nights near 4°C. Worth packing: a warm layer and a windbreaker. About 4 days see rain.

a warm layera windbreaker

Sea temperature near Pico Truncado in September

The nearest coast averages about 8°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 48 km away) is warmest in February at about 15°C and coldest in August near 8°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

5°10°15°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan15Bracing
Feb15Cool
Mar15Bracing
Apr13Bracing
May11Bracing
Jun10Bracing
Jul9Bracing
Aug8Bracing
Sep8Bracing
Oct9Bracing
Nov11Bracing
Dec13Bracing

UV index in Pico Truncado in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Pico Truncado peaks around December 24 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateLowModerateHighVery highDec 24UV 11Jun 20UV 1
UV index (midday)Level
Jan11Extreme
Feb10Very high
Mar6High
Apr3Moderate
May2Low
Jun1Low
Jul1Low
Aug2Low
Sep3Moderate
Oct6High
Nov8Very high
Dec11Extreme
Location & terrain

Where is Pico Truncado?

Pico Truncado sits at 46.8°S, 68.0°W, 285 m above sea level, in Argentina. The nearest listed city is Caleta Olivia, 51 km away.

Puerto DeseadoCoyhaiquePuerto AysénTrelewRawson

Topography around Pico Truncado

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

Within 3 km, the terrain around Pico Truncado has only modest variations in elevation — a maximum elevation change of 27 m around an average of 283 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 175 m; within 80 km, large variations in elevation — a maximum elevation change of 852 m.

The land around Pico Truncado is covered by grassland (58%) within 3 km, grassland (86%) within 16 km, and grassland (59%) within 80 km.

3 km
27 m
16 km
175 m
80 km
852 m
shrubsgrasslandartificial surfacesbare terrainwater
September weather nearby: Caleta Olivia 51 km · Las Heras 80 km · Comodoro Rivadavia 110 km · Puerto Deseado 188 km · Coyhaique 344 km · Puerto Aysén 397 km · Trelew 446 km · Rawson 449 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 Pico Truncado (-46.7994°, -67.9578°, elevation 285 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).