Alta Gracia weather in September

In September, Alta Gracia sees average daytime highs of 19°C and overnight lows near 7°C, with 50 mm of precipitation across 7.1 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 18°C in the first days to 20°C by the end. The sky is clear or mostly clear about 56% 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 Alta Gracia's 3rd-clearest and 3rd-windiest month. For the whole year in context, see Alta Gracia's year-round climate.

Daytime high
19°
8th warmest
Overnight low
4th coldest
Precipitation
50 mm
7.1 wet days
Daylight
11 h 48 min
7:18 AM – 7:06 PM
Cloud cover
39%
3rd clearest
Wind
9 km/h
3rd windiest
Solar energy
5.12 kWh/m²
Travel score
6.9
out of 10

Alta Gracia is city in Argentina.

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 18°C in the first days to 20°C by the end.

A typical September day in Alta Gracia reaches about 19°C in the afternoon and slips back to 7°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 12°C and 26°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)
1186
2186
3186
4186
5186
6196
7197
8197
9197
10197
11197
12197
13197
14197
15197
16197
17197
18197
19197
20207
21208
22208
23208
24208
25208
26208
27208
28208
29208
30208

Alta Gracia 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 daysSnow daysDaylight (hours)Travel score
Jan26° / 16°15815.5013.86.0
Feb25° / 15°13914013.26.2
Mar24° / 14°13013.5012.26.6
Apr21° / 11°879.60.111.26.7
May17° / 417.30.210.46.1
Jun15° / 183.50.2105.5
Jul15° / 173.40.510.15.3
Aug17° / 233.70.410.86.7
Sep19° / 507.10.511.86.9
Oct22° / 10°10612.4012.86.5
Nov24° / 13°14114.9013.66.3
Dec26° / 15°16316.10146.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 56% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 13% of September, with mostly cloudy or overcast conditions the remaining 31%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17129
27129
37129
47030
57030
67030
77030
87030
97129
107228
117228
127327
137327
147228
157228
167228
177129
187129
197030
207030
216931
226832
236832
246733
256634
266634
276535
286436
296436
306436

Chance of precipitation in September

Any precipitationSnow

Alta Gracia gets around 50 mm of rain and snow over 7.1 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 23% and peaks near 30% on the wettest days, and about 1 day brings snow. The odds climb toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)Snow chance (%)
1192
2202
3202
4212
5212
6222
7222
8222
9222
10222
11221
12221
13221
14211
15211
16221
17221
18221
19221
20231
21231
22241
23251
24261
25271
26281
27291
28291
29301
30301

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 (%)Humid (%)
19640
29640
39640
49730
59730
69730
79730
89730
99730
109730
119730
129730
139730
149730
159730
169730
179730
189730
199730
209730
219640
229640
239640
249550
259550
269550
279460
289361
299361
309271

Wind in September

Winds average 9 km/h in September.

Across September, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

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 7:38 AM to 6:59 AM, and sunset from 6:57 PM to 7:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.37:386:57
211.47:376:58
311.47:356:58
411.47:346:59
511.47:337:00
611.57:317:00
711.57:307:01
811.57:297:01
911.67:277:02
1011.67:267:03
1111.67:257:03
1211.77:237:04
1311.77:227:04
1411.77:207:05
1511.87:197:06
1611.87:187:06
1711.87:167:07
1811.97:157:08
1911.97:147:08
2011.97:127:09
2112.07:117:09
2212.07:107:10
2312.07:087:11
2412.17:077:11
2512.17:067:12
2612.17:047:13
2712.27:037:13
2812.27:017:14
2912.27:007:15
3012.36:597:15

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.12 kWh/m².

For context, solar energy here swings from a low near 2.9 kWh/m² to a high of 7.06 kWh/m² in December across the year — September's 5.12 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.6Bright
44.7Bright
54.7Bright
64.8Bright
74.8Bright
84.9Bright
94.9Bright
105.0Bright
115.0Bright
125.0Bright
135.1Bright
145.1Bright
155.2Bright
165.2Bright
175.2Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.4Bright
235.4Bright
245.4Bright
255.4Bright
265.4Bright
275.4Bright
285.4Bright
295.5Bright
305.5Bright
Planning a trip in September

Hazard calendar for Alta Gracia

In seasonPeak

None of Alta Gracia's seasonal hazards are active in September. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Alta Gracia's rainy season runs October–April, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Alta Gracia?

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

6.9
Sightseeing
1st-best month of the year
3.1
Beach & pool
8th-best month of the year

September is a reasonable time to visit Alta Gracia for sightseeing.

What to pack for Alta Gracia in September

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

In September, Alta Gracia sees daytime highs around 19°C and nights near 7°C. Worth packing: a warm layer and sun protection. About 7 days see rain.

a warm layersun protection

UV index in Alta Gracia in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Alta Gracia peaks around January 18 at about 14 (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 — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeHighModerateHighVery highExtremeJan 18UV 14Jun 20UV 3
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar11Extreme
Apr6High
May5Moderate
Jun3Moderate
Jul4Moderate
Aug5High
Sep7High
Oct11Extreme
Nov12Extreme
Dec13Extreme

Air quality in Alta Gracia 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 Alta Gracia is worst in September — around 20 µg/m³ PM2.5 (moderate), about 3.3× the cleanest month (November, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1319 µg/m³Nov 236 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb7Good
Mar7Good
Apr6Good
May7Good
Jun8Good
Jul8Good
Aug15Moderate
Sep20Moderate
Oct10Good
Nov6Good
Dec6Good
Location & terrain

Where is Alta Gracia?

Alta Gracia sits at 31.6°S, 64.4°W, 544 m above sea level, in Argentina. The nearest listed city is Villa Carlos Paz, 26 km away.

Topography around Alta Gracia

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

Within 3 km, the terrain around Alta Gracia has only modest variations in elevation — a maximum elevation change of 134 m around an average of 571 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 838 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,504 m.

The land around Alta Gracia is covered by artificial surfaces (37%) and grassland (30%) within 3 km, cropland (43%) and grassland (31%) within 16 km, and cropland (41%) and grassland (31%) within 80 km.

3 km
134 m
16 km
838 m
80 km
2,504 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Villa Carlos Paz 26 km · La Calera 35 km · Cordoba 35 km · Villa Allende 42 km · Cosquín 45 km · Unquillo 47 km · Río Segundo 49 km · Pilar 52 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 Alta Gracia (-31.6498°, -64.4297°, elevation 544 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).