Magdalena weather in December

In December, Magdalena sees average daytime highs of 24°C and overnight lows near 19°C, with 76 mm of rain across 7.6 wet days and about 14.3 hours of daylight. It is the 3rd-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 23°C in the first days to 25°C by the end. The sky is clear or mostly clear about 52% of the time in December, and the air most often feels humid.

Daylight stretches from about 14 h 12 min at the start of December to 14 h 18 min by month's end. Set against the rest of the year, December is Magdalena's 2nd-clearest and 4th-windiest month. For the whole year in context, see Magdalena's year-round climate.

Daytime high
24°
3rd warmest
Overnight low
19°
10th coldest
Rainfall
76 mm
7.6 wet days
Daylight
14 h 18 min
5:36 AM – 7:57 PM
Cloud cover
42%
2nd clearest
Wind
19 km/h
4th windiest
Solar energy
7.63 kWh/m²
Travel score
7.6
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 23°C in the first days to 25°C by the end.

A typical December day in Magdalena reaches about 24°C in the afternoon and slips back to 19°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 27°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°151015202531
Avg high (°C)Avg low (°C)
12318
22318
32318
42318
52318
62318
72318
82319
92419
102419
112419
122419
132419
142419
152419
162419
172419
182420
192420
202420
212520
222520
232520
242520
252520
262520
272520
282521
292521
302521
312521

Magdalena weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 21°846.714.17.6
Feb25° / 21°917.713.37.5
Mar23° / 19°907.512.37.5
Apr20° / 16°937.511.16.8
May16° / 13°676.710.25.6
Jun13° / 10°737.39.74.1
Jul12° / 777.29.93.6
Aug14° / 10°766.710.74.4
Sep16° / 12°80711.85.3
Oct19° / 14°989.112.96.2
Nov22° / 17°998.213.87.0
Dec24° / 19°767.614.37.6

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 52% 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 33%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16535
26634
36733
46733
56733
66733
76832
86832
96832
106832
116832
126733
136733
146733
156634
166634
176634
186634
196634
206634
216535
226634
236634
246634
256634
266634
276634
286634
296634
306634
316634

Chance of precipitation in December

Any precipitation

Magdalena gets around 76 mm of rain over 7.6 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 25% and peaks near 26% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
124
224
324
424
523
623
723
824
924
1024
1124
1224
1325
1425
1525
1626
1726
1826
1926
2026
2126
2226
2326
2425
2525
2625
2725
2825
2925
3025
3125

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 31% of days. Sticky, muggy-or-worse air turns up on roughly 34% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1242532171
2232532181
3232532181
4232532182
5222532192
6222533192
7212533192
8202433202
9192433213
10182433213
11172433223
12162433233
13152433244
14152433254
15142332264
16132232275
17132132285
18122131296
19122031317
20121930318
21111830329
221117293310
231016283411
241015283412
251015273513
261014273514
27914273515
28914273416
29814273418
30813273419
31713273319

Wind in December

Winds average 19 km/h in December.

Across December, daily wind ranges from about 19 km/h on the calmest days to 19 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
119light breeze
219light breeze
319light breeze
419light breeze
519light breeze
619light breeze
719light breeze
819light breeze
919light breeze
1019light breeze
1119light breeze
1219light breeze
1319light breeze
1419light breeze
1519light breeze
1619light breeze
1719light breeze
1819light breeze
1919light breeze
2019light breeze
2119light breeze
2219light breeze
2319light breeze
2419light breeze
2519light breeze
2619light breeze
2719light breeze
2819light breeze
2919light breeze
3019light breeze
3119light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 14 h 12 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 6 minutes over December. Sunrise moves from 5:34 AM to 5:43 AM, and sunset from 7:45 PM to 8:03 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.25:347:45
214.25:347:46
314.25:347:47
414.25:347:48
514.25:347:49
614.35:347:50
714.35:347:50
814.35:347:51
914.35:347:52
1014.35:347:53
1114.35:347:53
1214.35:357:54
1314.35:357:55
1414.35:357:55
1514.35:357:56
1614.35:367:57
1714.45:367:57
1814.45:367:58
1914.45:377:58
2014.45:377:59
2114.45:387:59
2214.45:388:00
2314.45:398:00
2414.45:398:01
2514.45:408:01
2614.45:408:02
2714.45:418:02
2814.35:418:02
2914.35:428:03
3014.35:438:03
3114.35:438:03

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 7.63 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.27 kWh/m² to a high of 7.63 kWh/m² in December across the year — December's 7.63 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.5Intense
27.5Intense
37.5Intense
47.6Intense
57.6Intense
67.6Intense
77.6Intense
87.6Intense
97.6Intense
107.6Intense
117.6Intense
127.6Intense
137.6Intense
147.6Intense
157.6Intense
167.6Intense
177.6Intense
187.6Intense
197.6Intense
207.6Intense
217.6Intense
227.6Intense
237.6Intense
247.6Intense
257.6Intense
267.6Intense
277.6Intense
287.6Intense
297.6Intense
307.6Intense
317.6Intense
Planning a trip in December

Is December a good time to visit Magdalena?

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

7.6
Sightseeing
1st-best month of the year
6.4
Beach & pool
3rd-best month of the year

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

What to pack for Magdalena in December

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

In December, Magdalena sees daytime highs around 24°C and nights near 19°C. Pack sun protection. Worth having: light clothes. About 8 days see rain.

sun protectionlight clothes

Sea temperature near Magdalena in December

The nearest coast averages about 23°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 14 km away) is warmest in January at about 24°C and coldest in July near 11°C.

It's comfortable for a long swim from Nov 15 to Apr 11 — about 4.9 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan24Warm
Feb24Warm
Mar23Refreshing
Apr20Cool
May16Cool
Jun13Bracing
Jul11Bracing
Aug12Bracing
Sep14Bracing
Oct17Cool
Nov20Refreshing
Dec23Refreshing

UV index in Magdalena 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 Magdalena peaks around January 16 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 2 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 16UV 12Jun 19UV 2
UV index (midday)Level
Jan13Extreme
Feb11Extreme
Mar10Very high
Apr6High
May3Moderate
Jun2Moderate
Jul3Moderate
Aug4Moderate
Sep6High
Oct7Very high
Nov11Extreme
Dec12Extreme
Location & terrain

Where is Magdalena?

Magdalena sits at 35.1°S, 57.5°W, 11 m above sea level, in Argentina. The nearest listed city is Berisso, 41 km away.

Topography around Magdalena

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

Within 3 km, the terrain around Magdalena has only modest variations in elevation — a maximum elevation change of 21 m around an average of 7 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 43 m; within 80 km, only modest variations in elevation — a maximum elevation change of 83 m.

The land around Magdalena is covered by grassland (82%) within 3 km, grassland (46%) and water (35%) within 16 km, and water (49%) and grassland (32%) within 80 km.

3 km
21 m
16 km
43 m
80 km
83 m
treesgrasslandcroplandartificial surfaceswaterwetland
December weather nearby: Berisso 41 km · Ensenada 44 km · La Plata 44 km · Coronel Brandsen 67 km · Chascomús 71 km · Berazategui 73 km · Colonia del Sacramento 75 km · Quilmes 78 km

Argentina travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / I
220 V · 50 Hz
Prices
≈ 46% of US
price level, 2025
GDP per capita
$14,898
2025
Happiness
6.4 / 10
World Happiness, 2025
Homicide rate
4.5
per 100k, 2023
Road deaths
14.1
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
High
EF EPI 575
Religion
Roman Catholic 63%none 19%Evangelical 15%Jehovah's Witness and Church of Jesus 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 Magdalena (-35.08°, -57.5137°, elevation 11 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).