Piñas weather in May

In May, Piñas sees average daytime highs of 25°C and overnight lows near 17°C, with 376 mm of rain across 29.1 wet days and about 11.8 hours of daylight. It is the 2nd-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 1% of the time in May, and the air most often feels muggy.

Daylight stretches from about 11 h 54 min at the start of May to 11 h 48 min by month's end. Set against the rest of the year, May is Piñas's 5th-clearest and 10th-windiest month. For the whole year in context, see Piñas's year-round climate.

Daytime high
25°
2nd warmest
Overnight low
17°
8th coldest
Rainfall
376 mm
29.1 wet days
Daylight
11 h 48 min
6:20 AM – 6:10 PM
Cloud cover
83%
5th clearest
Wind
4 km/h
10th windiest
Solar energy
4.58 kWh/m²
Travel score
3.8
out of 10

Piñas is city of El Oro Province, Ecuador.

Founded
1815

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 25°C through the month.

A typical May day in Piñas reaches about 25°C in the afternoon and slips back to 17°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 27°C. Set against its neighbours, May runs on par with April and on par with June.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12518
22518
32518
42518
52518
62518
72518
82518
92518
102518
112518
122518
132518
142517
152517
162517
172517
182517
192517
202517
212517
222517
232517
242517
252517
262517
272517
282517
292517
302417
312417

Piñas weather by month

How May compares with the rest of the year at a glance. May is the 2nd-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 18°55830.712.23.6
Feb24° / 18°64727.912.13.5
Mar25° / 18°73830.9123.4
Apr25° / 18°55829.611.93.5
May25° / 17°37629.111.83.8
Jun24° / 17°16022.911.84.7
Jul24° / 16°9919.911.85.3
Aug25° / 16°9020.511.95.2
Sep24° / 16°16825124.3
Oct24° / 16°22627.512.14.0
Nov24° / 16°23225.212.24.1
Dec24° / 17°38529.712.23.7

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 8% of May, with mostly cloudy or overcast conditions the remaining 91%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1595
2793
3793
4892
5991
6991
71090
81090
91189
101189
111288
121288
131288
141288
151189
161189
171189
181090
191090
20892
21892
22892
23793
24793
25793
26793
27793
28892
29892
30892
311090

Chance of precipitation in May

Any precipitation

Piñas gets around 376 mm of rain over 29.1 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 94% and peaks near 98% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
198
298
398
497
597
697
796
896
996
1096
1195
1295
1395
1494
1594
1694
1794
1894
1993
2093
2193
2292
2392
2492
2591
2691
2791
2890
2990
3089
3189

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the muggy band about 73% of days. Sticky, muggy-or-worse air turns up on roughly 73% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)
11882
21783
31783
41783
51684
61684
71684
81684
91684
101783
111783
121882
131981
142080
152179
162377
172575
182674
192872
203070
213268
223466
233565
243763
253961
264060
274159
284258
294357
304555
314654

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 11 h 54 min at the start of May to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over May. Sunrise moves from 6:20 AM to 6:22 AM, and sunset from 6:12 PM to 6:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:206:12
211.96:206:12
311.96:206:12
411.96:206:11
511.96:206:11
611.96:206:11
711.96:206:11
811.96:206:11
911.96:206:11
1011.86:206:11
1111.86:206:10
1211.86:206:10
1311.86:206:10
1411.86:206:10
1511.86:206:10
1611.86:206:10
1711.86:206:10
1811.86:206:10
1911.86:206:10
2011.86:206:10
2111.86:206:10
2211.86:216:10
2311.86:216:10
2411.86:216:10
2511.86:216:10
2611.86:216:10
2711.86:216:10
2811.86:216:10
2911.86:226:10
3011.86:226:10
3111.86:226:10

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.58 kWh/m².

For context, solar energy here swings from a low near 4.45 kWh/m² to a high of 5.67 kWh/m² in August across the year — May's 4.58 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.6Bright
44.6Bright
54.6Bright
64.6Bright
74.6Bright
84.6Bright
94.6Bright
104.6Bright
114.6Bright
124.6Bright
134.6Bright
144.6Bright
154.6Bright
164.6Bright
174.6Bright
184.6Bright
194.6Bright
204.6Bright
214.5Bright
224.5Bright
234.5Bright
244.5Bright
254.5Bright
264.5Bright
274.5Bright
284.5Bright
294.5Bright
304.5Bright
314.5Bright
Planning a trip in May

Hazard calendar for Piñas

In seasonPeak

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

Piñas's rainy season runs December–May, 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 Piñas?

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

3.8
Sightseeing
7th-best month of the year
3.4
Beach & pool
7th-best month of the year

May is a weaker month for outdoor sightseeing in Piñas.

What to pack for Piñas in May

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

In May, Piñas sees daytime highs around 25°C and nights near 17°C. Pack rain gear. Worth having: light clothes and sun protection. About 29 days see rain.

rain gearlight clothessun protection

Sea temperature near Piñas in May

The nearest coast averages about 26°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 65 km away) is warmest in March at about 27°C and coldest in September near 23°C.

The water stays above 20°C all year — warm enough for a swim any month.

22°24°26°28°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb27Warm
Mar27Warm
Apr26Warm
May26Warm
Jun25Warm
Jul24Refreshing
Aug23Refreshing
Sep23Refreshing
Oct24Refreshing
Nov24Refreshing
Dec25Warm

UV index in Piñas in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Piñas peaks around February 18 at about 17 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 13 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 18UV 17Jul 13UV 11
UV index (midday)Level
Jan16Extreme
Feb17Extreme
Mar16Extreme
Apr14Extreme
May13Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep13Extreme
Oct15Extreme
Nov13Extreme
Dec13Extreme

Air quality in Piñas 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 Piñas is worst in November — around 21 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (July, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateNov 1721 µg/m³Jul 1110 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb15Moderate
Mar15Moderate
Apr14Moderate
May12Good
Jun11Good
Jul10Good
Aug14Moderate
Sep19Moderate
Oct15Moderate
Nov21Moderate
Dec17Moderate
Location & terrain

Where is Piñas?

Piñas sits at 3.7°S, 79.7°W, 1,196 m above sea level, in Ecuador. The nearest listed city is Santa Rosa, 40 km away.

Topography around Piñas

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

Within 3 km, the terrain around Piñas has large variations in elevation — a maximum elevation change of 1,028 m around an average of 1,246 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 2,510 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,133 m.

The land around Piñas is covered by grassland (49%) and trees (45%) within 3 km, trees (55%) and grassland (44%) within 16 km, and trees (48%) and grassland (39%) within 80 km.

3 km
1,028 m
16 km
2,510 m
80 km
4,133 m
treesshrubsgrasslandcroplandartificial surfaceswatermangroves
May weather nearby: Santa Rosa 40 km · Pasaje 42 km · Arenillas 45 km · Catamayo 50 km · Guabo 51 km · Machala 56 km · Loja 63 km · Huaquillas 65 km

Ecuador travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 43% of US
price level, 2025
GDP per capita
$7,125
2025
Happiness
6.1 / 10
World Happiness, 2025
Safe drinking water
70%
of population, 2024
Homicide rate
45.7
per 100k, 2023
Road deaths
20.1
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 466
Religion
Roman Catholic 68%Protestant 19%none 8%other 2%

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 Piñas (-3.6802°, -79.6817°, elevation 1,196 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).