Esperanza weather in December

In December, Esperanza sees average daytime highs of 30°C and overnight lows near 18°C, with 127 mm of rain across 8.7 wet days and about 14 hours of daylight. It is the 2nd-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 29°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 13 h 54 min at the start of December to 14 hours by month's end. Set against the rest of the year, December is Esperanza's 5th-clearest and 6th-windiest month. For the whole year in context, see Esperanza's year-round climate.

Daytime high
30°
2nd warmest
Overnight low
18°
10th coldest
Rainfall
127 mm
8.7 wet days
Daylight
14 hours
5:59 AM – 8:01 PM
Cloud cover
44%
5th clearest
Wind
12 km/h
6th windiest
Solar energy
7.22 kWh/m²
Travel score
5.5
out of 10

Esperanza is city in Santa Fe Province, Argentina.

Density
124/km²
people per km²
Founded
1856

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 29°C in the first days to 30°C by the end.

A typical December day in Esperanza reaches about 30°C in the afternoon and slips back to 18°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 34°C. Set against its neighbours, December runs about 2°C warmer than November and about 1°C cooler than January.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12917
22917
32917
42917
52918
62918
72918
82918
92918
102918
112918
122918
133018
143018
153018
163018
173019
183019
193019
203019
213019
223019
233019
243019
253019
263019
273020
283020
293120
303120
313120

Esperanza weather by month

How December compares with the rest of the year at a glance. December is the 2nd-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 20°1119.213.85.0
Feb29° / 19°1228.713.15.5
Mar28° / 17°1378.812.26.6
Apr24° / 14°1128.311.37.4
May21° / 11°716.110.47.0
Jun18° / 435106.5
Jul17° / 344.310.26.5
Aug20° / 444.310.97.4
Sep22° / 11°615.811.87.6
Oct25° / 14°1319.412.87.2
Nov28° / 16°1168.213.66.7
Dec30° / 18°1278.7145.5

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 15% of December, with mostly cloudy or overcast conditions the remaining 36%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16238
26238
36337
46337
56436
66436
76535
86535
96535
106634
116634
126733
136733
146634
156634
166634
176535
186535
196535
206436
216436
226337
236337
246337
256238
266238
276238
286238
296238
306238
316238

Chance of precipitation in December

Any precipitation

Esperanza gets around 127 mm of rain over 8.7 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 28% and peaks near 30% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
127
227
327
427
527
628
728
828
928
1028
1128
1228
1329
1429
1529
1629
1729
1829
1929
2029
2129
2229
2329
2429
2529
2629
2729
2829
2929
3029
3130

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 28% of days. Sticky, muggy-or-worse air turns up on roughly 36% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
12130271930
22129281930
32129281930
42128291930
52127291940
62027291940
72026301950
81926311950
91925312060
101824312060
111724322170
121623322170
131523322280
141422332280
151422322390
161321322491
1712203225101
1812203126111
1911193127111
2011193028121
2110182928131
2210182829141
239182730151
249172631161
259172531171
268172431182
278172331192
288172332192
298172232202
307162232212
317162232222

Wind in December

Winds average 12 km/h in December.

Across December, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 13 h 54 min at the start of December to 14 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over December. Sunrise moves from 5:56 AM to 6:06 AM, and sunset from 7:50 PM to 8:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.95:567:50
213.95:567:51
313.95:567:52
413.95:567:53
514.05:577:54
614.05:577:54
714.05:577:55
814.05:577:56
914.05:577:56
1014.05:577:57
1114.05:577:58
1214.05:587:59
1314.05:587:59
1414.05:588:00
1514.05:588:00
1614.05:598:01
1714.05:598:02
1814.05:598:02
1914.06:008:03
2014.06:008:03
2114.06:018:04
2214.16:018:04
2314.06:028:05
2414.06:028:05
2514.06:038:06
2614.06:038:06
2714.06:048:06
2814.06:048:07
2914.06:058:07
3014.06:068:07
3114.06:068:08

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 7.22 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.48 kWh/m² to a high of 7.22 kWh/m² in December across the year — December's 7.22 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.1Intense
27.1Intense
37.2Intense
47.2Intense
57.2Intense
67.2Intense
77.2Intense
87.2Intense
97.2Intense
107.2Intense
117.2Intense
127.2Intense
137.2Intense
147.2Intense
157.2Intense
167.2Intense
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 Esperanza?

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

5.5
Sightseeing
10th-best month of the year
7.3
Beach & pool
1st-best month of the year

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

What to pack for Esperanza in December

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

In December, Esperanza sees daytime highs around 30°C and nights near 18°C. Pack light clothes and sun protection. Worth having: rain gear. About 9 days see rain.

light clothessun protectionrain gear

UV index in Esperanza 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 Esperanza peaks around January 17 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeModerateHighVery highExtremeJan 17UV 13Jun 21UV 3
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar11Extreme
Apr7High
May4Moderate
Jun3Moderate
Jul3Moderate
Aug5Moderate
Sep7High
Oct9Very high
Nov11Extreme
Dec13Extreme
Location & terrain

Where is Esperanza?

Esperanza sits at 31.4°S, 60.9°W, 40 m above sea level, in Argentina. The nearest listed city is Santo Tomé, 28 km away.

Topography around Esperanza

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

Within 3 km, the terrain around Esperanza has only modest variations in elevation — a maximum elevation change of 12 m around an average of 38 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 45 m; within 80 km, only modest variations in elevation — a maximum elevation change of 121 m.

The land around Esperanza is covered by cropland (44%), artificial surfaces (29%) and grassland (23%) within 3 km, cropland (74%) within 16 km, and cropland (62%) and grassland (22%) within 80 km.

3 km
12 m
16 km
45 m
80 km
121 m
treesgrasslandcroplandartificial surfaceswaterwetland
December weather nearby: Santo Tomé 28 km · Santa Fe 31 km · Paraná 49 km · Rafaela 57 km · Coronda 58 km · Gálvez 70 km · Diamante 74 km · San Justo 80 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 Esperanza (-31.4496°, -60.9315°, elevation 40 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).