Minas weather in December

In December, Minas sees average daytime highs of 26°C and overnight lows near 15°C, with 85 mm of rain across 8.8 wet days and about 14.3 hours of daylight. It is the 3rd-warmest and 10th-wettest month of the year here.

Highs climb over the month, from about 25°C in the first days to 27°C by the end. The sky is clear or mostly clear about 44% of the time in December, and the air most often feels dry.

Daylight stretches from about 14 h 06 min at the start of December to 14 h 18 min by month's end. Set against the rest of the year, December is Minas's 2nd-clearest and 6th-windiest month. For the whole year in context, see Minas's year-round climate.

Daytime high
26°
3rd warmest
Overnight low
15°
9th coldest
Rainfall
85 mm
8.8 wet days
Daylight
14 h 18 min
6:29 AM – 8:46 PM
Cloud cover
49%
2nd clearest
Wind
14 km/h
6th windiest
Solar energy
7.25 kWh/m²
Travel score
7.1
out of 10

Minas is city in Uruguay.

Density
1,973/km²
people per km²
Founded
1783

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 25°C in the first days to 27°C by the end.

A typical December day in Minas reaches about 26°C in the afternoon and slips back to 15°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 31°C. Set against its neighbours, December runs about 3°C warmer than November and about 1°C cooler than January.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12414
22414
32514
42514
52514
62514
72515
82515
92515
102515
112515
122515
132615
142615
152615
162615
172616
182616
192616
202616
212616
222616
232616
242716
252716
262716
272717
282717
292717
302717
312717

Minas weather by month

How December compares with the rest of the year at a glance. December is the 3rd-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 17°819146.8
Feb26° / 17°1009.313.36.6
Mar25° / 16°939.212.37.1
Apr21° / 13°1088.511.26.8
May18° / 10°807.710.26.0
Jun15° / 948.59.74.7
Jul14° / 908.79.94.3
Aug16° / 968.510.75.2
Sep17° / 908.411.85.8
Oct20° / 11°1089.712.96.4
Nov23° / 13°928.613.87.1
Dec26° / 15°858.814.37.1

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 44% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 14% of December, with mostly cloudy or overcast conditions the remaining 42%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15743
25743
35743
45743
55743
65743
75743
85743
95743
105743
115842
125842
135842
145941
155842
165842
175941
185941
195941
205941
215842
225842
235842
245842
255743
265743
275743
285743
295842
305842
315842

Chance of precipitation in December

Any precipitation

Minas gets around 85 mm of rain over 8.8 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 31% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
126
226
326
426
526
626
726
826
927
1027
1128
1228
1328
1429
1530
1630
1730
1831
1931
2031
2131
2230
2330
2430
2530
2629
2729
2829
2928
3028
3128

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the dry band about 32% of days. Sticky, muggy-or-worse air turns up on roughly 15% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
144262460
244262460
344262460
443262460
543272470
642272470
742272470
841272480
940272580
1039272580
1138272690
1237272690
13362827100
14352727101
15332728111
16322728121
17312729131
18292629141
19282630151
20272630161
21262630171
22252530182
23242530192
24232530202
25222530212
26212430223
27212430233
28202429233
29192429243
30192428254
31182528254

Wind in December

Winds average 14 km/h in December.

Across December, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 14 h 06 min at the start of December to 14 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over December. Sunrise moves from 6:27 AM to 6:36 AM, and sunset from 8:35 PM to 8:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.16:278:35
214.16:278:35
314.26:278:36
414.26:278:37
514.26:278:38
614.26:278:39
714.26:278:39
814.26:278:40
914.26:278:41
1014.26:278:42
1114.36:278:42
1214.36:278:43
1314.36:288:44
1414.36:288:44
1514.36:288:45
1614.36:298:46
1714.36:298:46
1814.36:298:47
1914.36:308:47
2014.36:308:48
2114.36:308:48
2214.36:318:49
2314.36:318:49
2414.36:328:50
2514.36:328:50
2614.36:338:51
2714.36:348:51
2814.36:348:51
2914.36:358:52
3014.36:358:52
3114.36:368:52

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 7.25 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.14 kWh/m² to a high of 7.25 kWh/m² in December across the year — December's 7.25 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.2Intense
27.2Intense
37.2Intense
47.2Intense
57.2Intense
67.3Intense
77.3Intense
87.3Intense
97.3Intense
107.3Intense
117.3Intense
127.3Intense
137.3Intense
147.3Intense
157.3Intense
167.3Intense
177.2Intense
187.2Intense
197.2Intense
207.2Intense
217.2Intense
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 Minas?

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

7.1
Sightseeing
1st-best month of the year
6.7
Beach & pool
2nd-best month of the year

December is one of the better times to visit Minas for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Minas in December

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

In December, Minas sees daytime highs around 26°C and nights near 15°C. Pack sun protection. Worth having: light clothes and rain gear. About 9 days see rain.

sun protectionlight clothesrain gear

Sea temperature near Minas in December

The nearest coast averages about 20°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 56 km away) is warmest in February at about 23°C and coldest in July near 12°C.

It's comfortable for a long swim from Dec 12 to Apr 10 — about 3.9 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan22Refreshing
Feb23Refreshing
Mar22Refreshing
Apr20Cool
May17Cool
Jun14Bracing
Jul12Bracing
Aug12Bracing
Sep13Bracing
Oct15Cool
Nov18Cool
Dec20Refreshing

UV index in Minas 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 Minas peaks around January 16 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 17 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 16UV 13Jun 17UV 3
UV index (midday)Level
Jan13Extreme
Feb12Extreme
Mar10Very high
Apr6High
May3Moderate
Jun3Moderate
Jul3Moderate
Aug4Moderate
Sep6High
Oct8Very high
Nov11Extreme
Dec12Extreme
Location & terrain

Where is Minas?

Minas sits at 34.4°S, 55.2°W, 134 m above sea level, in Uruguay. The nearest listed city is Piriapolis, 54 km away.

PiriapolisSan CarlosMaldonadoPunta del EstePandoBarros BlancosRochaPaso de Carrasco

Topography around Minas

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

Within 3 km, the terrain around Minas has only modest variations in elevation — a maximum elevation change of 117 m around an average of 143 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 313 m; within 80 km, significant variations in elevation — a maximum elevation change of 498 m.

The land around Minas is covered by grassland (50%), trees (25%) and artificial surfaces (22%) within 3 km, grassland (67%) and trees (27%) within 16 km, and grassland (60%) within 80 km.

3 km
117 m
16 km
313 m
80 km
498 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Piriapolis 54 km · San Carlos 55 km · Maldonado 64 km · Punta del Este 69 km · Pando 76 km · Barros Blancos 82 km · Rocha 84 km · Paso de Carrasco 92 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 Minas (-34.3759°, -55.2377°, elevation 134 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).