El Monte weather in May

In May, El Monte sees average daytime highs of 18°C and overnight lows near 6°C, with 82 mm of rain across 6.3 wet days and about 10.3 hours of daylight. It is the 9th-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 20°C in the first days to 16°C by the end. The sky is clear or mostly clear about 34% of the time in May, and the air most often feels dry.

Daylight stretches from about 10 h 42 min at the start of May to 9 h 54 min by month's end. Set against the rest of the year, May is El Monte's 10th-clearest and 10th-windiest month. For the whole year in context, see El Monte's year-round climate.

Daytime high
18°
9th warmest
Overnight low
4th coldest
Rainfall
82 mm
6.3 wet days
Daylight
10 h 18 min
8:32 AM – 6:48 PM
Cloud cover
60%
10th clearest
Wind
4 km/h
10th windiest
Solar energy
3.04 kWh/m²
Travel score
6.3
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 20°C in the first days to 16°C by the end.

A typical May day in El Monte reaches about 18°C in the afternoon and slips back to 6°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 22°C. Set against its neighbours, May runs about 4°C cooler than April and about 3°C warmer than June.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
1207
2207
3207
4207
5207
6207
7197
8197
9196
10196
11196
12196
13186
14186
15186
16186
17186
18186
19176
20176
21176
22176
23176
24175
25175
26175
27165
28165
29165
30165
31165

El Monte weather by month

How May compares with the rest of the year at a glance. May is the 9th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 15°30.6147.5
Feb28° / 14°50.813.38.0
Mar27° / 12°111.412.38.7
Apr22° / 393.811.28.0
May18° / 826.310.36.3
Jun15° / 1448.89.84.5
Jul15° / 987.3104.6
Aug16° / 82710.75.5
Sep18° / 495.711.86.6
Oct21° / 293.712.87.7
Nov25° / 11°11213.78.8
Dec28° / 13°50.814.28.4

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 13% of May, with mostly cloudy or overcast conditions the remaining 52%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16238
26238
36139
45941
55842
65743
75644
85545
95446
105347
115248
125149
134951
144852
154654
164555
174555
184357
194357
204258
214159
224159
234060
243961
253862
263862
273862
283862
293961
303961
313961

Chance of precipitation in May

Any precipitation

El Monte gets around 82 mm of rain over 6.3 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 20% and peaks near 27% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
113
214
314
414
514
614
714
815
915
1016
1116
1217
1318
1418
1519
1620
1721
1822
1923
2024
2124
2225
2326
2426
2527
2627
2727
2827
2927
3027
3127

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 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1982
2982
3982
4982
5982
6982
7991
8991
9991
10991
11991
12991
13991
14991
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000
311000

Wind in May

Winds average 4 km/h in May.

Across May, daily wind ranges from about 4 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
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 10 h 42 min at the start of May to 9 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over May. Sunrise moves from 8:21 AM to 8:43 AM, and sunset from 7:01 PM to 6:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.78:217:01
210.68:227:00
310.68:226:59
410.68:236:58
510.68:246:57
610.58:256:56
710.58:266:55
810.58:266:55
910.48:276:54
1010.48:286:53
1110.48:296:52
1210.48:296:51
1310.38:306:50
1410.38:316:49
1510.38:326:49
1610.38:326:48
1710.28:336:47
1810.28:346:47
1910.28:356:46
2010.28:356:45
2110.18:366:45
2210.18:376:44
2310.18:386:43
2410.18:386:43
2510.18:396:42
2610.08:406:42
2710.08:406:41
2810.08:416:41
2910.08:426:41
3010.08:426:40
319.98:436:40

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.04 kWh/m².

For context, solar energy here swings from a low near 2.34 kWh/m² to a high of 8.91 kWh/m² in December across the year — May's 3.04 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.7Moderate
23.7Moderate
33.6Moderate
43.6Moderate
53.6Moderate
63.5Moderate
73.5Moderate
83.4Moderate
93.4Moderate
103.3Moderate
113.3Moderate
123.2Moderate
133.2Moderate
143.1Moderate
153.1Moderate
163.0Moderate
173.0Moderate
182.9Moderate
192.9Moderate
202.9Moderate
212.8Moderate
222.8Moderate
232.7Moderate
242.7Moderate
252.7Moderate
262.6Moderate
272.6Moderate
282.6Moderate
292.6Moderate
302.5Moderate
312.5Moderate
Planning a trip in May

Hazard calendar for El Monte

In seasonPeak

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

El Monte's rainy season runs May–August, 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 El Monte?

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

6.3
Sightseeing
9th-best month of the year
2.2
Beach & pool
9th-best month of the year

May is a reasonable time to visit El Monte for sightseeing.

What to pack for El Monte in May

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

In May, El Monte sees daytime highs around 18°C and nights near 6°C. Worth packing: a warm layer. About 6 days see rain.

a warm layer

Sea temperature near El Monte in May

The nearest coast averages about 14°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 60 km away) is warmest in February at about 16°C and coldest in August near 12°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

10°12°14°16°18°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan16Cool
Feb16Cool
Mar16Cool
Apr14Bracing
May14Bracing
Jun13Bracing
Jul13Bracing
Aug12Bracing
Sep12Bracing
Oct13Bracing
Nov13Bracing
Dec15Bracing

UV index in El Monte in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 3. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in El Monte peaks around January 17 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 15 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeModerateVery highExtremeJan 17UV 13Jun 15UV 3
UV index (midday)Level
Jan13Extreme
Feb12Extreme
Mar10Very high
Apr5Moderate
May3Moderate
Jun3Moderate
Jul3Moderate
Aug3Moderate
Sep6High
Oct9Very high
Nov10Extreme
Dec12Extreme

Air quality in El Monte in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in El Monte is worst in July — around 88 µg/m³ PM2.5 (unhealthy), about 2.5× the cleanest month (February, 35 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorJul 1287 µg/m³Feb 1836 µg/m³
PM2.5 (µg/m³)Level
Jan45Poor
Feb35Moderate
Mar40Poor
Apr58Unhealthy
May83Unhealthy
Jun85Unhealthy
Jul88Unhealthy
Aug77Unhealthy
Sep64Unhealthy
Oct45Poor
Nov37Poor
Dec38Poor
Location & terrain

Where is El Monte?

El Monte sits at 33.7°S, 71.0°W, 300 m above sea level, in Chile. The nearest listed city is Talagante, 6.0 km away.

Topography around El Monte

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

Within 3 km, the terrain around El Monte has only modest variations in elevation — a maximum elevation change of 177 m around an average of 292 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,156 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,382 m.

The land around El Monte is covered by trees (38%) and cropland (31%) within 3 km, shrubs (35%) and trees (25%) within 16 km, and shrubs (26%) and grassland (25%) within 80 km.

3 km
177 m
16 km
1,156 m
80 km
4,382 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Talagante 6.0 km · Peñaflor 13 km · Padre Hurtado 21 km · Melipilla 21 km · Buin 23 km · Paine 27 km · Maipú 27 km · San Bernardo 28 km

Chile travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F / L
220 V · 50 Hz
Prices
≈ 48% of US
price level, 2025
GDP per capita
$17,995
2025
Happiness
6.3 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
6.3
per 100k, 2023
Road deaths
14.9
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 517
Religion
Catholic 57%none 26%Evangelical or Protestant 16%other Christians and traditions related to Christ 1%

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 El Monte (-33.6797°, -70.9848°, elevation 300 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. 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).