Junín weather in May

In May, Junín sees average daytime highs of 10°C and overnight lows near -1°C, with 62 mm of precipitation across 19.5 wet days and about 11.5 hours of daylight. It is the 8th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 10°C through the month. The sky is clear or mostly clear about 15% of the time in May, and the air most often feels dry.

Daylight stretches from about 11 h 36 min at the start of May to 11 h 24 min by month's end. Set against the rest of the year, May is Junín's 4th-clearest and 11th-windiest month. For the whole year in context, see Junín's year-round climate.

Daytime high
10°
8th warmest
Overnight low
-1°
5th coldest
Precipitation
62 mm
19.5 wet days
Daylight
11 h 30 min
6:16 AM – 5:45 PM
Cloud cover
63%
4th clearest
Wind
5 km/h
11th windiest
Solar energy
5.51 kWh/m²
Travel score
1.8
out of 10

Junín is capital city of Junín, Peru.

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 10°C through the month.

A typical May day in Junín reaches about 10°C in the afternoon and slips back to -1°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 8°C and 12°C. Set against its neighbours, May runs on par with April and on par with June.

-5°10°15°151015202531
Avg high (°C)Avg low (°C)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
1810-1
1910-1
2010-1
2110-1
2210-1
2310-1
2410-1
2510-1
2610-1
2710-1
2810-1
2910-1
3010-1
3110-1

How May really feels in Junín

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

Junín weather by month

How May compares with the rest of the year at a glance. May is the 8th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan10° / 203288.512.61.4
Feb10° / 20626.68.212.41.3
Mar10° / 20029.37.212.11.3
Apr10° / 11025311.81.4
May10° / -1°6219.51.811.51.8
Jun10° / -2°3311.61.511.42.0
Jul / -2°32112.711.42.0
Aug / -2°5115.9411.61.8
Sep10° / -1°9323.75.111.91.4
Oct10° / 13826.96.112.31.4
Nov11° / 14824.95.212.51.6
Dec11° / 19627.7812.61.5

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 25% of May, with mostly cloudy or overcast conditions the remaining 61%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13070
23070
33169
43169
53268
63268
73367
83466
93466
103466
113664
123664
133664
143763
153763
163961
173961
184060
194159
204258
214258
224357
234456
244555
254654
264654
274951
284951
295050
305050
315248

Chance of precipitation in May

Any precipitationSnow

Junín gets around 62 mm of rain and snow over 19.5 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 63% and peaks near 75% on the wettest days, and about 2 days bring snow. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)Snow chance (%)
1757
2757
3757
4747
5747
6737
7737
8727
9717
10706
11696
12686
13676
14666
15665
16655
17635
18625
19615
20605
21584
22564
23554
24534
25524
26513
27503
28483
29474
30464
31454

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May 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 May

Winds average 5 km/h in May.

Across May, daily wind ranges from about 5 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
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 36 min at the start of May to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over May. Sunrise moves from 6:13 AM to 6:19 AM, and sunset from 5:49 PM to 5:43 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:135:49
211.66:135:49
311.66:135:49
411.66:135:48
511.66:135:48
611.66:145:48
711.66:145:47
811.66:145:47
911.56:145:47
1011.56:145:46
1111.56:155:46
1211.56:155:46
1311.56:155:46
1411.56:155:45
1511.56:155:45
1611.56:165:45
1711.56:165:45
1811.56:165:45
1911.56:165:44
2011.56:165:44
2111.56:175:44
2211.46:175:44
2311.46:175:44
2411.46:175:44
2511.46:185:44
2611.46:185:44
2711.46:185:43
2811.46:195:43
2911.46:195:43
3011.46:195:43
3111.46:195:43

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.51 kWh/m².

For context, solar energy here swings from a low near 5.36 kWh/m² to a high of 6.55 kWh/m² in November across the year — May's 5.51 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.5Bright
195.5Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.5Bright
285.5Bright
295.4Bright
305.4Bright
315.4Bright
Planning a trip in May

Hazard calendar for Junín

In seasonPeak

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

Junín's rainy season runs September–April, when most of the year's rain falls.

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

Is May a good time to visit Junín?

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

1.8
Sightseeing
3rd-best month of the year
Beach & pool
never really warm enough

May is a weaker month for outdoor sightseeing in Junín.

What to pack for Junín in May

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

In May, Junín sees daytime highs around 10°C and nights near -1°C. Pack a warm layer and rain gear. Worth having: sun protection. About 20 days see rain.

a warm layerrain gearsun protection

UV index in Junín in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Junín peaks around February 13 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 13UV 19Jun 23UV 11
UV index (midday)Level
Jan19Extreme
Feb20Extreme
Mar18Extreme
Apr16Extreme
May14Extreme
Jun11Extreme
Jul11Extreme
Aug14Extreme
Sep15Extreme
Oct18Extreme
Nov17Extreme
Dec18Extreme
Location & terrain

Where is Junín?

Junín sits at 11.2°S, 76.0°W, 4,117 m above sea level, in Peru. The nearest listed city is La Oroya, 41 km away.

ChosicaSanta Rosa

Topography around Junín

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

Within 3 km, the terrain around Junín has only modest variations in elevation — a maximum elevation change of 208 m around an average of 4,126 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 759 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,917 m.

The land around Junín is covered by grassland (47%) and wetland (39%) within 3 km, grassland (77%) within 16 km, and grassland (74%) within 80 km.

3 km
208 m
16 km
759 m
80 km
4,917 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
May weather nearby: La Oroya 41 km · Tarma 44 km · Cerro de Pasco 62 km · Yanacancha 62 km · Jauja 87 km · Chaupimarca 98 km · Chosica 117 km · Santa Rosa 124 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 Junín (-11.159°, -75.993°, elevation 4,117 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).