Juliaca weather in August

In August, Juliaca sees average daytime highs of 17°C and overnight lows near -1°C, with 18 mm of precipitation across 4.8 wet days and about 11.5 hours of daylight. It is the 4th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 17°C through the month. The sky is clear or mostly clear about 49% of the time in August, and the air most often feels dry.

Daylight stretches from about 11 h 18 min at the start of August to 11 h 42 min by month's end. Set against the rest of the year, August is Juliaca's 3rd-clearest and 1st-windiest month. For the whole year in context, see Juliaca's year-round climate.

Daytime high
17°
4th warmest
Overnight low
-1°
3rd coldest
Precipitation
18 mm
4.8 wet days
Daylight
11 h 30 min
6:00 AM – 5:29 PM
Cloud cover
38%
3rd clearest
Wind
7 km/h
1st windiest
Solar energy
6.45 kWh/m²
Travel score
6.3
out of 10

Juliaca is capital city of San Román, Puno, Peru.

Founded
1926

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 17°C through the month.

A typical August day in Juliaca reaches about 17°C in the afternoon and slips back to -1°C overnight — a 18°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 19°C. Set against its neighbours, August runs on par with July and on par with September.

-5°10°15°20°151015202531
Avg high (°C)Avg low (°C)
117-2
217-2
317-2
417-2
517-2
617-2
717-2
817-2
917-1
1017-1
1117-1
1217-1
1317-1
1417-1
1517-1
1617-1
1717-1
1817-1
1917-1
2017-1
2117-1
2217-1
2317-1
2417-1
25170
26170
27170
28170
29170
30170
31170

How August really feels in Juliaca

Once humidity and wind are folded in, August 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 August is cold — wind chill drags the overnight "feels like" below the raw low.

Juliaca weather by month

How August compares with the rest of the year at a glance. August is the 4th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan15° / 19326.30.812.82.7
Feb15° / 18123.70.312.52.6
Mar15° / 15125.20.612.12.9
Apr15° / 7515.80.211.74.0
May16° / -1°225.40.111.35.7
Jun16° / -2°71.70.211.16.2
Jul16° / -3°720.111.26.3
Aug17° / -1°184.80.411.56.3
Sep17° / 4610.30.511.95.8
Oct18° / 7814.30.912.45.2
Nov18° / 7614.10.512.75.0
Dec16° / 14021.70.512.93.6

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 49% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 30% of August, with mostly cloudy or overcast conditions the remaining 21%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18020
28020
37921
47921
57921
67921
77921
87921
97822
107822
117921
127921
137921
147921
157921
167921
177921
188020
198020
208020
218020
228020
238020
247822
257822
267822
277822
287822
297822
307822
317723

Chance of precipitation in August

Any precipitationSnow

Juliaca gets around 18 mm of rain and snow over 4.8 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 16% and peaks near 23% on the wettest days, and about 0 day brings snow. The odds climb toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
170
280
390
490
5101
6111
7121
8121
9131
10141
11151
12162
13162
14172
15172
16172
17182
18182
19182
20182
21182
22182
23192
24192
25192
26201
27211
28211
29221
30231
31231

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August 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 August

Winds average 7 km/h in August, the windiest month of the year.

Across August, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 18 min at the start of August to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over August. Sunrise moves from 6:08 AM to 5:50 AM, and sunset from 5:26 PM to 5:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.36:085:26
211.36:075:26
311.36:075:26
411.36:065:26
511.36:065:27
611.46:065:27
711.46:055:27
811.46:055:27
911.46:045:28
1011.46:045:28
1111.46:035:28
1211.46:035:28
1311.46:025:28
1411.56:015:29
1511.56:015:29
1611.56:005:29
1711.56:005:29
1811.55:595:29
1911.55:585:29
2011.55:585:30
2111.55:575:30
2211.65:575:30
2311.65:565:30
2411.65:555:30
2511.65:555:30
2611.65:545:30
2711.65:535:31
2811.65:525:31
2911.75:525:31
3011.75:515:31
3111.75:505:31

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.45 kWh/m².

For context, solar energy here swings from a low near 5.58 kWh/m² to a high of 8 kWh/m² in November across the year — August's 6.45 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.1Intense
46.2Intense
56.2Intense
66.2Intense
76.2Intense
86.2Intense
96.3Intense
106.3Intense
116.3Intense
126.3Intense
136.3Intense
146.4Intense
156.4Intense
166.4Intense
176.5Intense
186.5Intense
196.5Intense
206.5Intense
216.6Intense
226.6Intense
236.6Intense
246.7Intense
256.7Intense
266.7Intense
276.8Intense
286.8Intense
296.8Intense
306.8Intense
316.9Intense
Planning a trip in August

Hazard calendar for Juliaca

In seasonPeak

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

Juliaca's monsoon runs December–March, when most of the year's rain falls.

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

Is August a good time to visit Juliaca?

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

6.3
Sightseeing
1st-best month of the year
1.3
Beach & pool
4th-best month of the year

August is a reasonable time to visit Juliaca for sightseeing.

What to pack for Juliaca in August

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

In August, Juliaca sees daytime highs around 17°C and nights near -1°C. Pack sun protection. Worth having: a warm layer. About 5 days see rain.

sun protectiona warm layer

UV index in Juliaca in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Juliaca peaks around February 9 at about 19 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 10 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 9UV 19Jun 23UV 10
UV index (midday)Level
Jan19Extreme
Feb19Extreme
Mar17Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug13Extreme
Sep14Extreme
Oct16Extreme
Nov17Extreme
Dec17Extreme
Location & terrain

Where is Juliaca?

Juliaca sits at 15.5°S, 70.1°W, 3,834 m above sea level, in Peru. The nearest listed city is San Miguel, 3.0 km away.

Isla del SolLa RinconadaCopacabanaYauri

Topography around Juliaca

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

Within 3 km, the terrain around Juliaca has significant variations in elevation — a maximum elevation change of 271 m around an average of 3,847 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 501 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,579 m.

The land around Juliaca is covered by artificial surfaces (67%) and grassland (25%) within 3 km, grassland (51%) and cropland (39%) within 16 km, and grassland (67%) within 80 km.

3 km
271 m
16 km
501 m
80 km
1,579 m
grasslandcroplandartificial surfacesbare terrainwaterwetland
August weather nearby: San Miguel 3.0 km · Puno 40 km · Ilave 82 km · Ayaviri 84 km · Isla del Sol 121 km · La Rinconada 122 km · Copacabana 135 km · Yauri 158 km

Peru travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B / C
220 V · 60 Hz
Prices
≈ 51% of US
price level, 2025
GDP per capita
$9,684
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
49%
of population, 2024
Homicide rate
8.6
per 100k, 2021
Road deaths
13.6
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 519
Religion
Catholic 76%Evangelical Christian 16%no religion 5%other religions 3%

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 Juliaca (-15.5°, -70.1333°, elevation 3,834 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).