Imperial weather in August

In August, Imperial sees average daytime highs of 21°C and overnight lows near 15°C, with 0 mm of rain across 0 wet days and about 11.6 hours of daylight. It is the 11th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 21°C through the month. The sky is clear or mostly clear about 88% of the time in August, and the air most often feels dry.

Daylight stretches from about 11 h 24 min at the start of August to 11 h 42 min by month's end. Set against the rest of the year, August is Imperial's 1st-clearest and 8th-windiest month. For the whole year in context, see Imperial's year-round climate.

Daytime high
21°
11th warmest
Overnight low
15°
1st coldest
Rainfall
0 mm
0 wet days
Daylight
11 h 36 min
6:23 AM – 5:56 PM
Cloud cover
18%
1st clearest
Wind
5 km/h
8th windiest
Solar energy
6.18 kWh/m²
Travel score
8.7
out of 10

Imperial is city in Lima, Peru.

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 21°C through the month.

A typical August day in Imperial reaches about 21°C in the afternoon and slips back to 15°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 22°C. Set against its neighbours, August runs on par with July and on par with September.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12015
22015
32015
42015
52015
62015
72015
82015
92015
102115
112115
122115
132115
142115
152115
162115
172115
182115
192115
202115
212115
222115
232115
242115
252115
262115
272115
282115
292115
302115
312115

Imperial weather by month

How August compares with the rest of the year at a glance. August is the 11th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 18°278.212.76.7
Feb24° / 19°4411.712.46.0
Mar24° / 19°267.512.16.8
Apr24° / 18°41.411.78.2
May23° / 16°10.411.48.8
Jun21° / 16°00.111.28.7
Jul21° / 15°10.111.38.7
Aug21° / 15°0011.68.7
Sep21° / 15°00.111.98.6
Oct22° / 15°30.812.38.2
Nov23° / 16°20.412.68.1
Dec23° / 17°72.112.87.7

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 88% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 6% of August, with mostly cloudy or overcast conditions the remaining 6%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1955
2955
3955
4955
5955
6955
7955
8955
9955
10946
11946
12946
13946
14946
15946
16946
17946
18946
19937
20937
21937
22937
23937
24928
25928
26928
27937
28937
29919
30919
31919

Chance of precipitation in August

Any precipitation

Imperial gets around 0 mm of rain over 0 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 0% and peaks near 0% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
10
20
30
40
50
60
70
80
90
100
110
120
130
140
150
160
170
180
190
200
210
220
230
240
250
260
270
280
290
300
310

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 92% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1937
2937
3937
4937
5937
6937
7937
8937
9937
10937
11937
12937
13928
14928
15928
16928
17928
18928
19928
20928
21928
22928
23928
24928
25928
26928
27919
28919
29919
309010
319010

Wind in August

Winds average 5 km/h in August.

Across August, daily wind ranges from about 4 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 24 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 18 minutes over August. Sunrise moves from 6:29 AM to 6:13 AM, and sunset from 5:54 PM to 5:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.46:295:54
211.46:295:54
311.46:285:54
411.46:285:55
511.56:285:55
611.56:275:55
711.56:275:55
811.56:265:55
911.56:265:55
1011.56:265:56
1111.56:255:56
1211.56:255:56
1311.56:245:56
1411.56:245:56
1511.66:235:56
1611.66:235:56
1711.66:225:56
1811.66:225:57
1911.66:215:57
2011.66:205:57
2111.66:205:57
2211.66:195:57
2311.66:195:57
2411.76:185:57
2511.76:175:57
2611.76:175:57
2711.76:165:57
2811.76:155:57
2911.76:155:57
3011.76:145:57
3111.76:135:57

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.18 kWh/m².

For context, solar energy here swings from a low near 5.28 kWh/m² to a high of 7.33 kWh/m² in November across the year — August's 6.18 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.9Bright
45.9Bright
55.9Bright
65.9Bright
76.0Bright
86.0Bright
96.0Intense
106.0Intense
116.0Intense
126.1Intense
136.1Intense
146.1Intense
156.2Intense
166.2Intense
176.2Intense
186.2Intense
196.3Intense
206.3Intense
216.3Intense
226.3Intense
236.4Intense
246.4Intense
256.4Intense
266.5Intense
276.5Intense
286.5Intense
296.5Intense
306.6Intense
316.6Intense
Planning a trip in August

Is August a good time to visit Imperial?

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

8.7
Sightseeing
2nd-best month of the year
5.0
Beach & pool
11th-best month of the year

August is one of the better times to visit Imperial for general sightseeing.

What to pack for Imperial in August

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

In August, Imperial sees daytime highs around 21°C and nights near 15°C. Pack sun protection.

sun protection

Sea temperature near Imperial in August

The nearest coast averages about 17°C in August — 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 September near 17°C.

It's comfortable for a long swim from Jan 1 to Apr 21 — about 3.6 months when the water holds above 20°C.

16°18°20°22°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingcomfortable to swim
Sea temperature (°C)Comfort
Jan21Refreshing
Feb21Refreshing
Mar21Refreshing
Apr20Refreshing
May19Cool
Jun18Cool
Jul18Cool
Aug17Cool
Sep17Cool
Oct17Cool
Nov18Cool
Dec19Cool

UV index in Imperial in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Imperial peaks around February 12 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 12UV 16Jun 22UV 8
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar13Extreme
Apr12Extreme
May10Very high
Jun8Very high
Jul8Very high
Aug10Extreme
Sep11Extreme
Oct13Extreme
Nov13Extreme
Dec14Extreme
Location & terrain

Where is Imperial?

Imperial sits at 13.1°S, 76.4°W, 91 m above sea level, in Peru. The nearest listed city is San Vicente de Cañete, 4.0 km away.

Topography around Imperial

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

Within 3 km, the terrain around Imperial has only modest variations in elevation — a maximum elevation change of 168 m around an average of 98 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,426 m; within 80 km, extreme variations in elevation — a maximum elevation change of 5,195 m.

The land around Imperial is covered by cropland (42%) and bare terrain (22%) within 3 km, bare terrain (48%) within 16 km, and bare terrain (38%) and water (32%) within 80 km.

3 km
168 m
16 km
1,426 m
80 km
5,195 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: San Vicente de Cañete 4.0 km · Nuevo Imperial 4.0 km · Chincha Alta 46 km · Mala 54 km · San Clemente 71 km · Pisco 74 km · Paracas 90 km · Villa Poeta José Gálvez Barrenechea 112 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 Imperial (-13.0593°, -76.3527°, elevation 91 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).