Piñas weather in December

In December, Piñas sees average daytime highs of 24°C and overnight lows near 17°C, with 385 mm of rain across 29.7 wet days and about 12.2 hours of daylight. It is the 9th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 1% of the time in December, and the air most often feels humid.

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

Daytime high
24°
9th warmest
Overnight low
17°
7th coldest
Rainfall
385 mm
29.7 wet days
Daylight
12 h 12 min
6:09 AM – 6:21 PM
Cloud cover
88%
7th clearest
Wind
4 km/h
4th windiest
Solar energy
4.8 kWh/m²
Travel score
3.7
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 December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 24°C through the month.

A typical December day in Piñas reaches about 24°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 22°C and 26°C. Set against its neighbours, December runs on par with November and on par with January.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12417
22417
32417
42417
52417
62417
72417
82417
92417
102417
112417
122417
132417
142417
152417
162417
172417
182417
192417
202417
212417
222417
232417
242417
252417
262417
272417
282417
292417
302417
312417

Piñas weather by month

How December compares with the rest of the year at a glance. December is the 9th-warmest and 5th-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 December

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 3% of December, with mostly cloudy or overcast conditions the remaining 97%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1496
2496
3496
4496
5496
6496
7496
8496
9496
10496
11496
12397
13397
14397
15397
16397
17397
18397
19397
20397
21397
22397
23397
24397
25397
26496
27496
28496
29496
30496
31496

Chance of precipitation in December

Any precipitation

Piñas gets around 385 mm of rain over 29.7 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 96% and peaks near 99% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
187
288
388
489
590
691
792
893
993
1094
1195
1296
1396
1497
1597
1698
1798
1898
1998
2098
2198
2298
2399
2499
2599
2699
2799
2899
2999
3099
3199

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the humid band about 52% of days. Sticky, muggy-or-worse air turns up on roughly 47% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)
156035
255936
345937
445838
545739
635740
735641
825741
925642
1025543
1125543
1215544
1315445
1415445
1515346
1605446
1705347
1805347
1905248
2005149
2105149
2205050
2304951
2404753
2504654
2604555
2704456
2804357
2904258
3004060
3104060

Wind in December

Winds average 4 km/h in December.

Across December, 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 December

DaylightNight

Daylight runs from about 12 h 12 min at the start of December to 12 h 12 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 6:03 AM to 6:16 AM, and sunset from 6:14 PM to 6:28 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:036:14
212.26:036:15
312.26:036:15
412.26:046:16
512.26:046:16
612.26:046:17
712.26:056:17
812.26:056:17
912.26:066:18
1012.26:066:18
1112.26:066:19
1212.26:076:19
1312.26:076:20
1412.26:086:20
1512.26:086:21
1612.26:096:21
1712.26:096:22
1812.26:096:22
1912.26:106:23
2012.26:106:23
2112.26:116:24
2212.26:116:24
2312.26:126:25
2412.26:126:25
2512.26:136:25
2612.26:136:26
2712.26:146:26
2812.26:146:27
2912.26:156:27
3012.26:156:28
3112.26:166:28

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.8 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 — December's 4.8 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.0Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.7Bright
194.7Bright
204.7Bright
214.7Bright
224.7Bright
234.7Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.7Bright
294.7Bright
304.7Bright
314.7Bright
Planning a trip in December

Hazard calendar for Piñas

In seasonPeak

In December, 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 December a good time to visit Piñas?

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

3.7
Sightseeing
8th-best month of the year
3.2
Beach & pool
8th-best month of the year

December is a weaker month for outdoor sightseeing in Piñas.

What to pack for Piñas in December

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

In December, Piñas sees daytime highs around 24°C and nights near 17°C. Pack rain gear. Worth having: light clothes and sun protection. About 30 days see rain.

rain gearlight clothessun protection

Sea temperature near Piñas in December

The nearest coast averages about 25°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 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 December

LowModerateHighVery highExtreme

Clear-sky midday UV in December 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 December

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where December 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
December 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).