Ica weather in December

In December, Ica sees average daytime highs of 28°C and overnight lows near 18°C, with 5 mm of rain across 1.7 wet days and about 12.8 hours of daylight. It is the 5th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 18% of the time in December, and the air most often feels comfortable.

Daylight stretches from about 12 h 48 min at the start of December to 12 h 48 min by month's end. Set against the rest of the year, December is Ica's 9th-clearest and 1st-windiest month. For the whole year in context, see Ica's year-round climate.

Daytime high
28°
5th warmest
Overnight low
18°
8th coldest
Rainfall
5 mm
1.7 wet days
Daylight
12 h 48 min
5:34 AM – 6:24 PM
Cloud cover
69%
9th clearest
Wind
8 km/h
1st windiest
Solar energy
7.21 kWh/m²
Travel score
7.0
out of 10

Ica is city of Peru, capital of Ica region.

Founded
1563

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical December day in Ica reaches about 28°C in the afternoon and slips back to 18°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 30°C. Set against its neighbours, December runs about 1°C warmer than November and on par with January.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12817
22818
32818
42818
52818
62818
72818
82818
92818
102818
112818
122818
132818
142818
152818
162818
172818
182818
192818
202818
212818
222818
232819
242819
252819
262819
272819
282819
292819
302819
312819

Ica weather by month

How December compares with the rest of the year at a glance. December is the 5th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 19°245.712.76.0
Feb28° / 20°318.912.55.4
Mar29° / 20°216.812.15.7
Apr28° / 19°40.911.77.4
May27° / 17°0011.48.8
Jun25° / 16°0011.29.3
Jul24° / 15°0011.39.6
Aug25° / 15°0011.59.5
Sep26° / 15°0011.99.1
Oct27° / 16°10.412.38.4
Nov27° / 17°10.412.77.9
Dec28° / 18°51.712.87.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 13% of December, with mostly cloudy or overcast conditions the remaining 69%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14456
24357
34357
44258
54060
64060
73961
83862
93763
103664
113664
123565
133565
143466
153367
163268
173070
182971
192872
202773
212773
222575
232476
242476
252377
262179
272179
282179
292179
302080
312080

Chance of precipitation in December

Any precipitation

Ica gets around 5 mm of rain over 1.7 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 5% and peaks near 11% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
13
23
33
43
53
63
73
83
93
103
113
123
133
143
154
164
174
185
195
206
216
227
237
248
258
268
279
289
2910
3010
3111

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the comfortable band about 77% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
121781
220782
319792
417812
516822
615823
714833
813834
912844
1011854
1111845
1210846
139856
148857
157858
166859
1758411
1858312
1948214
2038116
2137918
2227721
2327523
2427226
2517029
2616732
2716435
2816138
2906040
3005743
3105446

Wind in December

Winds average 8 km/h in December, the windiest month of the year.

Across December, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in December

DaylightNight

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

Days grow by about 0 minutes over December. Sunrise moves from 5:30 AM to 5:41 AM, and sunset from 6:16 PM to 6:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.85:306:16
212.85:306:16
312.85:306:17
412.85:306:17
512.85:306:18
612.85:316:19
712.85:316:19
812.85:316:20
912.85:326:20
1012.85:326:21
1112.85:326:21
1212.85:336:22
1312.85:336:22
1412.85:336:23
1512.85:346:23
1612.85:346:24
1712.85:356:24
1812.85:356:25
1912.85:366:25
2012.85:366:26
2112.85:366:26
2212.85:376:27
2312.85:376:27
2412.85:386:28
2512.85:386:28
2612.85:396:29
2712.85:396:29
2812.85:406:30
2912.85:406:30
3012.85:416:30
3112.85:416:31

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 7.21 kWh/m².

For context, solar energy here swings from a low near 5.2 kWh/m² to a high of 7.76 kWh/m² in November across the year — December's 7.21 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.6Intense
27.6Intense
37.5Intense
47.5Intense
57.5Intense
67.5Intense
77.5Intense
87.5Intense
97.5Intense
107.4Intense
117.4Intense
127.4Intense
137.3Intense
147.3Intense
157.3Intense
167.3Intense
177.2Intense
187.2Intense
197.1Intense
207.1Intense
217.1Intense
227.0Intense
237.0Intense
247.0Intense
256.9Intense
266.9Intense
276.9Intense
286.8Intense
296.8Intense
306.8Intense
316.8Intense
Planning a trip in December

Is December a good time to visit Ica?

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

7.0
Sightseeing
9th-best month of the year
7.8
Beach & pool
9th-best month of the year

December is one of the better times to visit Ica for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Ica in December

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

In December, Ica sees daytime highs around 28°C and nights near 18°C. Pack light clothes and sun protection.

light clothessun protection

Sea temperature near Ica in December

The nearest coast averages about 18°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 54 km away) is warmest in February at about 21°C and coldest in September near 15°C.

It's comfortable for a long swim from Jan 16 to Mar 8 — about 1.7 months when the water holds above 20°C.

14°16°18°20°22°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingcomfortable to swim
Sea temperature (°C)Comfort
Jan20Refreshing
Feb21Refreshing
Mar20Cool
Apr18Cool
May18Cool
Jun17Cool
Jul16Cool
Aug16Cool
Sep15Cool
Oct16Cool
Nov17Cool
Dec18Cool

UV index in Ica in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 15 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ica peaks around February 13 at about 17 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 13UV 17Jun 22UV 9
UV index (midday)Level
Jan16Extreme
Feb18Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun9Very high
Jul9Very high
Aug11Extreme
Sep12Extreme
Oct14Extreme
Nov14Extreme
Dec15Extreme
Location & terrain

Where is Ica?

Ica sits at 14.1°S, 75.7°W, 396 m above sea level, in Peru. The nearest listed city is Paracas, 62 km away.

NazcaNuevo ImperialImperialSan Vicente de Cañete

Topography around Ica

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

Within 3 km, the terrain around Ica has only modest variations in elevation — a maximum elevation change of 118 m around an average of 405 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,045 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,519 m.

The land around Ica is covered by artificial surfaces (42%) and bare terrain (34%) within 3 km, bare terrain (66%) within 16 km, and bare terrain (58%) within 80 km.

3 km
118 m
16 km
1,045 m
80 km
4,519 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Paracas 62 km · San Clemente 64 km · Pisco 65 km · Chincha Alta 86 km · Nazca 120 km · Nuevo Imperial 128 km · Imperial 131 km · San Vicente de Cañete 132 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 Ica (-14.0754°, -75.7342°, elevation 396 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).