Young weather in December

In December, Young sees average daytime highs of 29°C and overnight lows near 17°C, with 128 mm of rain across 8.4 wet days and about 14.1 hours of daylight. It is the 2nd-warmest and 2nd-wettest month of the year here.

Highs climb over the month, from about 28°C in the first days to 30°C by the end. The sky is clear or mostly clear about 49% of the time in December, and the air most often feels humid.

Daylight stretches from about 14 hours at the start of December to 14 h 06 min by month's end. Set against the rest of the year, December is Young's 2nd-clearest and 6th-windiest month. For the whole year in context, see Young's year-round climate.

Daytime high
29°
2nd warmest
Overnight low
17°
10th coldest
Rainfall
128 mm
8.4 wet days
Daylight
14 h 06 min
6:42 AM – 8:51 PM
Cloud cover
46%
2nd clearest
Wind
13 km/h
6th windiest
Solar energy
7.3 kWh/m²
Travel score
5.9
out of 10

Young is city in Uruguay.

Density
1,734/km²
people per km²
Founded
1920

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 28°C in the first days to 30°C by the end.

A typical December day in Young reaches about 29°C in the afternoon and slips back to 17°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 34°C. Set against its neighbours, December runs about 3°C warmer than November and about 1°C cooler than January.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12816
22816
32816
42816
52816
62816
72817
82817
92817
102917
112917
122917
132917
142917
152917
162917
172917
182918
192918
202918
212918
223018
233018
243018
253018
263018
273019
283019
293019
303019
313019

Young weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 19°1028.713.95.2
Feb29° / 19°1148.513.25.7
Mar27° / 17°1197.912.26.9
Apr24° / 14°1468.311.27.2
May20° / 11°89710.36.7
Jun17° / 887.29.95.7
Jul16° / 737.110.15.5
Aug18° / 997.310.86.5
Sep20° / 10°1017.711.86.7
Oct23° / 13°1279.712.87.0
Nov26° / 15°1107.413.77.2
Dec29° / 17°1288.414.15.9

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 49% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 13% of December, with mostly cloudy or overcast conditions the remaining 37%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15941
26040
36139
46238
56238
66238
76337
86436
96436
106535
116535
126535
136634
146535
156535
166535
176535
186436
196436
206436
216337
226337
236238
246139
256139
266040
276040
286139
296040
306139
316040

Chance of precipitation in December

Any precipitation

Young gets around 128 mm of rain over 8.4 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 28% and peaks near 29% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
127
226
326
426
526
626
726
826
926
1027
1127
1227
1328
1428
1529
1629
1729
1829
1929
2029
2129
2229
2328
2428
2528
2628
2728
2828
2927
3027
3128

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 27% of days. Sticky, muggy-or-worse air turns up on roughly 24% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
13429241120
23428241120
33428251120
43427261220
53327261220
63326271220
73226271220
83126281220
93026281320
102927291320
112827291320
122727291420
132627301520
142527301530
152427301630
162327291730
172227291830
182127291940
192027282140
201926282250
211926272360
221825262460
231824262570
241724252680
251723252790
261722242790
2717212428100
2817202428110
2916202428111
3016192428121
3116192428131

Wind in December

Winds average 13 km/h in December.

Across December, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 14 hours at the start of December to 14 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over December. Sunrise moves from 6:40 AM to 6:50 AM, and sunset from 8:40 PM to 8:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.06:408:40
214.06:408:41
314.06:408:42
414.06:408:43
514.16:408:43
614.16:408:44
714.16:408:45
814.16:418:46
914.16:418:46
1014.16:418:47
1114.16:418:48
1214.16:418:48
1314.16:428:49
1414.16:428:50
1514.16:428:50
1614.16:428:51
1714.16:438:51
1814.16:438:52
1914.26:448:53
2014.26:448:53
2114.26:448:54
2214.26:458:54
2314.26:458:55
2414.26:468:55
2514.26:468:55
2614.16:478:56
2714.16:478:56
2814.16:488:57
2914.16:498:57
3014.16:498:57
3114.16:508:57

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 7.3 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.33 kWh/m² to a high of 7.3 kWh/m² in December across the year — December's 7.3 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.2Intense
27.2Intense
37.3Intense
47.3Intense
57.3Intense
67.3Intense
77.3Intense
87.3Intense
97.3Intense
107.3Intense
117.3Intense
127.3Intense
137.3Intense
147.3Intense
157.3Intense
167.3Intense
177.3Intense
187.3Intense
197.3Intense
207.3Intense
217.3Intense
227.2Intense
237.2Intense
247.2Intense
257.2Intense
267.2Intense
277.2Intense
287.2Intense
297.2Intense
307.2Intense
317.2Intense
Planning a trip in December

Is December a good time to visit Young?

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

5.9
Sightseeing
8th-best month of the year
7.4
Beach & pool
1st-best month of the year

December is a reasonable time to visit Young for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Young in December

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

In December, Young sees daytime highs around 29°C and nights near 17°C. Pack light clothes and sun protection. Worth having: rain gear. About 8 days see rain.

light clothessun protectionrain gear

UV index in Young in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Young peaks around January 15 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 15UV 13Jun 19UV 3
UV index (midday)Level
Jan13Extreme
Feb11Extreme
Mar10Very high
Apr6High
May4Moderate
Jun3Moderate
Jul3Moderate
Aug4Moderate
Sep6High
Oct9Very high
Nov11Extreme
Dec12Extreme
Location & terrain

Where is Young?

Young sits at 32.7°S, 57.6°W, 86 m above sea level, in Uruguay. The nearest listed city is Paysandú, 60 km away.

PaysandúConcepción del UruguayColónMercedesFray BentosGualeguaychúDoloresTrinidad

Topography around Young

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

Within 3 km, the terrain around Young has only modest variations in elevation — a maximum elevation change of 37 m around an average of 78 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 83 m; within 80 km, only modest variations in elevation — a maximum elevation change of 192 m.

The land around Young is covered by grassland (48%) and cropland (30%) within 3 km, cropland (50%) and grassland (42%) within 16 km, and grassland (45%), cropland (28%) and trees (21%) within 80 km.

3 km
37 m
16 km
83 m
80 km
192 m
treesgrasslandcroplandartificial surfaceswaterwetland
December weather nearby: Paysandú 60 km · Concepción del Uruguay 61 km · Colón 72 km · Mercedes 72 km · Fray Bentos 79 km · Gualeguaychú 90 km · Dolores 108 km · Trinidad 113 km

Uruguay travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F / I / L
230 V · 50 Hz
Prices
≈ 66% of US
price level, 2025
GDP per capita
$25,216
2025
Happiness
6.6 / 10
World Happiness, 2025
Homicide rate
11.2
per 100k, 2023
Road deaths
14.8
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 542
Religion
none 47%Roman Catholic 37%Protestant 15%atheist 10%

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 Young (-32.6984°, -57.6269°, elevation 86 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).