Chilca weather in October

In October, Chilca sees average daytime highs of 12°C and overnight lows near 3°C, with 147 mm of precipitation across 27.7 wet days and about 12.3 hours of daylight. It is the 5th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 12°C through the month. The sky is clear or mostly clear about 3% of the time in October, and the air most often feels dry.

Daylight stretches from about 12 h 06 min at the start of October to 12 h 24 min by month's end. Set against the rest of the year, October is Chilca's 7th-clearest and 4th-windiest month. For the whole year in context, see Chilca's year-round climate.

Daytime high
12°
5th warmest
Overnight low
6th coldest
Precipitation
147 mm
27.7 wet days
Daylight
12 h 18 min
5:38 AM – 5:54 PM
Cloud cover
81%
7th clearest
Wind
4 km/h
4th windiest
Solar energy
6.15 kWh/m²
Travel score
1.9
out of 10

Chilca is town in Junín, Peru.

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 12°C through the month.

A typical October day in Chilca reaches about 12°C in the afternoon and slips back to 3°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 10°C and 14°C. Set against its neighbours, October runs on par with September and on par with November.

10°15°151015202531
Avg high (°C)Avg low (°C)
1122
2122
3122
4122
5122
6122
7123
8123
9123
10123
11123
12123
13123
14123
15123
16123
17123
18123
19123
20123
21123
22123
23123
24123
25123
26123
27123
28123
29123
30123
31133

How October really feels in Chilca

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

October sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Chilca weather by month

How October compares with the rest of the year at a glance. October is the 5th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan13° / 24329.5112.61.8
Feb12° / 248270.912.41.7
Mar12° / 222300.512.11.7
Apr12° / 11324.90.111.72.0
May12° / 5315.8011.52.8
Jun12° / 247.40.211.33.2
Jul11° / -0°248.10.211.43.2
Aug12° / 4413.60.611.62.8
Sep12° / 9023.70.211.92.1
Oct12° / 14727.70.212.31.9
Nov13° / 15326.40.412.62.0
Dec13° / 21628.50.912.71.9

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 3% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 9% of October, with mostly cloudy or overcast conditions the remaining 87%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12080
22080
32080
41981
51981
61981
71882
81882
91882
101783
111783
121486
131486
141387
151288
161288
171189
181189
19991
20892
21892
22892
23793
24793
25793
26793
27793
28793
29892
30892
31991

Chance of precipitation in October

Any precipitation

Chilca gets around 147 mm of rain and snow over 27.7 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 89% and peaks near 91% on the wettest days, and about 0 day brings snow.

0%20%40%60%80%100%151015202531
Rain chance (%)
187
287
387
487
587
687
787
887
987
1088
1188
1288
1389
1489
1590
1690
1790
1891
1991
2091
2191
2291
2391
2491
2591
2691
2790
2890
2990
3089
3189

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October 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 October

Winds average 4 km/h in October.

Across October, daily wind ranges from about 3 km/h on the calmest days to 4 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
154calm
164calm
173calm
183calm
193calm
203calm
213calm
223calm
233calm
243calm
253calm
263calm
273calm
283calm
293calm
303calm
313calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 06 min at the start of October to 12 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over October. Sunrise moves from 5:47 AM to 5:32 AM, and sunset from 5:53 PM to 5:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.15:475:53
212.15:465:53
312.15:455:53
412.15:455:53
512.25:445:53
612.25:435:53
712.25:435:53
812.25:425:53
912.25:425:53
1012.25:415:53
1112.25:405:54
1212.25:405:54
1312.25:395:54
1412.35:395:54
1512.35:385:54
1612.35:385:54
1712.35:375:54
1812.35:375:54
1912.35:365:55
2012.35:365:55
2112.35:355:55
2212.35:355:55
2312.35:345:55
2412.45:345:55
2512.45:345:56
2612.45:335:56
2712.45:335:56
2812.45:325:56
2912.45:325:57
3012.45:325:57
3112.45:325:57

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 6.15 kWh/m².

For context, solar energy here swings from a low near 5.08 kWh/m² to a high of 6.2 kWh/m² in November across the year — October's 6.15 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.2Intense
46.2Intense
56.2Intense
66.2Intense
76.2Intense
86.2Intense
96.2Intense
106.2Intense
116.2Intense
126.2Intense
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.1Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.1Intense
266.1Intense
276.1Intense
286.1Intense
296.1Intense
306.2Intense
316.2Intense
Planning a trip in October

Hazard calendar for Chilca

In seasonPeak

In October, Chilca sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Chilca'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 October a good time to visit Chilca?

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

1.9
Sightseeing
8th-best month of the year
Beach & pool
never really warm enough

October is a weaker month for outdoor sightseeing in Chilca.

What to pack for Chilca in October

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

In October, Chilca sees daytime highs around 12°C and nights near 3°C. Pack rain gear and sun protection. Worth having: a warm layer. About 28 days see rain.

rain gearsun protectiona warm layer

UV index in Chilca in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 18 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Chilca peaks around February 11 at about 19 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 11UV 19Jun 23UV 11
UV index (midday)Level
Jan19Extreme
Feb19Extreme
Mar17Extreme
Apr16Extreme
May13Extreme
Jun11Extreme
Jul11Extreme
Aug14Extreme
Sep15Extreme
Oct18Extreme
Nov17Extreme
Dec18Extreme

Air quality in Chilca in October

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where October falls, not just the annual average.

Air quality in Chilca is worst in September — around 18 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (January, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1018 µg/m³Jan 177 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb8Good
Mar8Good
Apr8Good
May8Good
Jun8Good
Jul11Good
Aug17Moderate
Sep18Moderate
Oct11Good
Nov11Good
Dec8Good
Location & terrain

Where is Chilca?

Chilca sits at 12.1°S, 75.2°W, 3,534 m above sea level, in Peru. The nearest listed city is Huancayo, 2.0 km away.

Junín

Topography around Chilca

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

Within 3 km, the terrain around Chilca has significant variations in elevation — a maximum elevation change of 374 m around an average of 3,247 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,570 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,579 m.

The land around Chilca is covered by artificial surfaces (57%) and cropland (25%) within 3 km, grassland (56%) and cropland (26%) within 16 km, and grassland (80%) within 80 km.

3 km
374 m
16 km
1,570 m
80 km
4,579 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Huancayo 2.0 km · Jauja 47 km · Huancavelica 82 km · Tarma 91 km · La Oroya 98 km · San Martín de Pangoa 107 km · Satipo 112 km · Junín 134 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 Chilca (-12.0863°, -75.2083°, elevation 3,534 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).