Las Heras weather in July

In July, Las Heras sees average daytime highs of 7°C and overnight lows near -0°C, with 18 mm of precipitation across 4.5 wet days and about 8.8 hours of daylight. It is the 12th-warmest and 5th-wettest month of the year here.

Highs climb over the month, from about 7°C in the first days to 8°C by the end. The sky is clear or mostly clear about 43% of the time in July, and the air most often feels dry.

Daylight stretches from about 8 h 24 min at the start of July to 9 h 12 min by month's end. Set against the rest of the year, July is Las Heras's 5th-clearest and 12th-windiest month. For the whole year in context, see Las Heras's year-round climate.

Daytime high
12th warmest
Overnight low
-0°
1st coldest
Precipitation
18 mm
4.5 wet days
Daylight
8 h 42 min
9:20 AM – 6:03 PM
Cloud cover
49%
5th clearest
Wind
17 km/h
12th windiest
Solar energy
1.63 kWh/m²
Travel score
1.2
out of 10

Las Heras is city in Santa Cruz, Argentina.

Density
194/km²
people per km²
Founded
1914

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 7°C in the first days to 8°C by the end.

A typical July day in Las Heras reaches about 7°C in the afternoon and slips back to -0°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 2°C and 12°C. Set against its neighbours, July runs on par with June and about 3°C cooler than August.

-10°-5°10°15°151015202531
Avg high (°C)Avg low (°C)
170
270
370
470
570
670
770
87-1
97-1
107-1
117-1
127-1
1370
1470
1570
1670
1770
1870
1970
2070
2170
2280
2380
2480
2580
2680
2780
2881
2981
3091
3191

How July really feels in Las Heras

Once humidity and wind are folded in, July averages 0 days that feel above 32°C and 31 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
31
wind chill below the day's low

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

Las Heras weather by month

How July compares with the rest of the year at a glance. July is the 12th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan25° / 12°82.5015.28.3
Feb24° / 12°142.60148.3
Mar21° / 10°173.1012.47.7
Apr16° / 173.90.110.76.1
May11° / 244.819.23.4
Jun / 275.82.58.41.2
Jul / -0°184.52.38.81.2
Aug10° / 205.11.6102.7
Sep14° / 194.70.811.64.6
Oct18° / 153.80.313.36.7
Nov21° / 162.9014.87.6
Dec23° / 11°133.2015.68.1

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 43% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 15% of July, with mostly cloudy or overcast conditions the remaining 43%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15743
25644
35743
45743
55644
65644
75743
85743
95743
105644
115644
125644
135644
145644
155743
165743
175743
185743
195743
205842
215842
225941
235941
245941
255941
265941
275941
285941
295941
305941
315941

Chance of precipitation in July

Any precipitationSnow

Las Heras gets around 18 mm of rain and snow over 4.5 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 15% and peaks near 19% on the wettest days, and about 2 days bring snow.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
11910
21910
31810
4189
5179
6179
7179
8169
9168
10168
11168
12168
13168
14168
15168
16158
17157
18157
19157
20147
21147
22147
23147
24146
25136
26136
27136
28136
29135
30135
31145

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

Most of July feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, July 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%151015202531
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
31100

Wind in July

Winds average 17 km/h in July, the calmest month.

Across July, daily wind ranges from about 17 km/h on the calmest days to 18 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1717light breeze
1817light breeze
1917light breeze
2018light breeze
2118light breeze
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2718light breeze
2818light breeze
2918light breeze
3018light breeze
3118light breeze

Sunrise & sunset in July

DaylightNight

Daylight runs from about 8 h 24 min at the start of July to 9 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over July. Sunrise moves from 9:27 AM to 9:04 AM, and sunset from 5:52 PM to 6:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.49:275:52
28.49:265:52
38.49:265:53
48.59:265:53
58.59:265:54
68.59:255:55
78.59:255:55
88.59:255:56
98.59:245:57
108.69:245:58
118.69:235:58
128.69:235:59
138.69:226:00
148.79:216:01
158.79:216:02
168.79:206:03
178.79:196:04
188.89:186:05
198.89:176:06
208.89:176:07
218.99:166:08
228.99:156:09
238.99:146:10
249.09:136:11
259.09:126:12
269.09:106:13
279.19:096:15
289.19:086:16
299.29:076:17
309.29:066:18
319.29:046:19

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 1.63 kWh/m².

For context, solar energy here swings from a low near 1.36 kWh/m² to a high of 8.04 kWh/m² in December across the year — July's 1.63 kWh/m² sits near the bottom.

00.511.522.5151015202531
Solar energy (kWh/m²)Level
11.4Dim
21.4Dim
31.4Dim
41.4Dim
51.4Dim
61.4Dim
71.4Dim
81.5Dim
91.5Dim
101.5Dim
111.5Dim
121.5Dim
131.5Dim
141.6Dim
151.6Dim
161.6Dim
171.6Dim
181.6Dim
191.7Dim
201.7Dim
211.7Dim
221.8Dim
231.8Dim
241.8Dim
251.8Dim
261.9Dim
271.9Dim
281.9Dim
291.9Dim
302.0Dim
312.0Dim
Planning a trip in July

Is July a good time to visit Las Heras?

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

1.2
Sightseeing
11th-best month of the year
0.0
Beach & pool
10th-best month of the year

July is a weaker month for outdoor sightseeing in Las Heras.

What to pack for Las Heras in July

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

In July, Las Heras sees daytime highs around 7°C and nights near -0°C. Pack a warm layer. Worth having: a heavy coat. About 5 days see rain.

a warm layera heavy coat

UV index in Las Heras in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Las Heras peaks around December 24 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 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 19UV 1
UV index (midday)Level
Jan11Extreme
Feb10Very high
Mar6High
Apr3Moderate
May2Low
Jun1Low
Jul1Low
Aug2Low
Sep3Moderate
Oct6High
Nov8Very high
Dec11Extreme
Location & terrain

Where is Las Heras?

Las Heras sits at 46.5°S, 68.9°W, 324 m above sea level, in Argentina. The nearest listed city is Pico Truncado, 80 km away.

CoyhaiquePuerto DeseadoPuerto AysénEl ChaltenEsquel

Topography around Las Heras

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

Within 3 km, the terrain around Las Heras has only modest variations in elevation — a maximum elevation change of 38 m around an average of 334 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 462 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,258 m.

The land around Las Heras is covered by grassland (44%), bare terrain (30%) and artificial surfaces (21%) within 3 km, grassland (65%) and bare terrain (30%) within 16 km, and grassland (69%) and bare terrain (23%) within 80 km.

3 km
38 m
16 km
462 m
80 km
1,258 m
shrubsgrasslandartificial surfacesbare terrainwater
July weather nearby: Pico Truncado 80 km · Caleta Olivia 108 km · Comodoro Rivadavia 134 km · Coyhaique 265 km · Puerto Deseado 266 km · Puerto Aysén 317 km · El Chalten 428 km · Esquel 445 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 Las Heras (-46.5413°, -68.9323°, elevation 324 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).