30YearWeather
Mendoza, December 19
Mendoza street view during December
Historical Weather Analysis

Mendoza Weather on December 19 — Best Time to Visit?

Based on 30 years of historical data, we have the answer.

clear-day

29.1°C

High

18°C

Low

8%

Rain

🔥 Feels like 29°C

clear-day
YES, IT'S PARADISE
Peak Season

December 19 is statistically one of the best days of the year in Mendoza. With minimal rain risk (8%) and pleasant highs of 29°C, it's ideal for outdoor adventures. As it's peak season for Mendoza, we recommend booking your stay well in advance to secure the best rates.

Currency

ARS

$ Argentine peso

Language

Guaraní

+1 more

Driving

Right side

Safety

High Safety

GPI: 1.911

Mendoza Weather Forecast for December 19

"Warm & Sunny. Expect average highs of 29.1°C. 8% chance of rain."

What to Wear in Mendoza in December

Based on historical data for December 19, Mendoza typically experiences temperatures between 18°C and 29.1°C. We recommend packing t-shirt, light clothing to stay comfortable. Trends suggest it will stay mostly dry (8% rain probability), but checking the forecast before heading out is always wise.

Complete Packing Guide

Weekly breakdown & essential items for Mendoza

View Guide

Smart Suitcase

  • T-Shirt
  • Light Clothing

Average High

extreme-hot

29.1°C

Daytime Peak

Average Low

extreme-cold

18°C

Nighttime Low

Feels Like

partly-cloudy-day

29°C

🔥 Feels accurate

Rain Chance

rain

8%

Avg 0.5mm if it rains

Cloud Cover

cloudy

30%

Partly cloudy

Pressure

pressure

1009.2 hPa

Low volatility

Mendoza Weather Conditions & UV Index

Weather Confidence

30-year variance analysis

82%Highly Predictable

Based on 10 years of data

Temperature
±4.1°CVariable
Precipitation
0-12%Predictable

🎯 This date historically delivers consistent weather 82% of the time. Safe to plan outdoor activities with confidence.

Sun Exposure

UV Index & Safety Guide

8.6Very High
036811+

Protection Needed

SPF 50+, limit exposure 10am-4pm

Safe Sun Windows
Morning

06:00 - 10:00

Afternoon

16:00 - 20:00

Peak danger: 11:00 - 15:00
Time to Sunburn

Type I-II

🔴 9 min to burn

Type III-IV

🟡 14 min to burn

Type V-VI

🟢 23 min to burn

UV estimate based on latitude, season & cloud cover. Actual UV may vary.

Outdoor Comfort

How pleasant is it outside?

76Good
TemperatureHot
HumidityComfortable
WindBreezy

Dew Point

15.2°C

Pleasant

Heat Index

29°C

Feels hotter

🙂 Best outdoor time:
Any time during daylight hours

Travel & Logistics Insights

Local Calendar

Business Day

Standard hours in Argentina

Flight Traffic

High

92/100 pressure index

Health Advisory

Required

2 vaccines • View Details →

Landing Slots

~36

Daily arrival options (inc. codeshare)

Sunrise, Sunset & Wind in Mendoza

Daylight & Sun

Solar Elevation Cycle

🌅 Sunrise

06:24

☀️ Noon

13:33

🌇 Sunset

20:43

⏱️ Daylight

14h 19m

Golden Hour
Morning06:24 - 07:00
20:06 - 20:43Evening

Wind Speed

wind

17.8 km/h

Gentle breeze

Sunshine

clear-day

12.4 hrs

Direct Sun (Cloud-free)

Humidity

humidity

43%

Comfortable

Travel Intelligence

Exclusive flight analytics & health data for Mendoza

Smart Flight Estimator

Airport-to-Airport Logistics

unlock smart flight estimates

Add your home location in settings to see airport details.

Travel Health & Safety in Mendoza

Travel Comfort Index

Real-time tourism conditions

Weather Quality

☀️ Excellent

94/100

Tourist Crowds

🟡 Busy

80/100

Price Level

💰💰💰 Expensive

95/100

Health & Wellbeing

Meteo-Health Forecast

100Score
Atmospheric Pressure1009.2 hPa
Volatility:Low
Migraine RiskLow

Stable conditions. Low risk of headaches.

Joint Pain RiskLow

Weather unlikely to affect joint pain.

Fishing IndexFair

Moderate fish activity expected.

Air Quality Forecast
23AQI
Good
PM2.5 Concentration3.1 µg/m³

Air quality is excellent. Perfect for outdoor activities.

Regional Safety Profile

High

Seismic Activity

Active seismic zone. Multiple earthquakes per year.

Total events (30y):215
In Dec (30y):15
Last in Dec:2025-12-03
💡 Earthquake risk elevated. Download a seismic alert app.

Travel Alert: This region has elevated natural risks. We recommend registering with your embassy and keeping emergency numbers handy.

"According to 30YearWeather's analysis of 30 years of NASA satellite data, Mendoza on December 19 averages 29.1°C with a 8% precipitation probability. Wedding/Outdoor Event Score: 100/100."

— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology

Mendoza Weather History (2010–2024)

Temperature History

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Hall of Fame

Records from last 10 years

Hottest
2024
33.3°C
Coldest
2023
12.3°C
Rainiest
2015
0.0mm

Compare Other Cities

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📍 Is Mendoza Worth Visiting on December 19?

Planning a trip to Mendoza on December 19? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 29.1°C with a 8% historical precipitation risk.

✈️ Travel Logistics: Approximately 36 landing slots available daily during this period, indicating manageable crowd levels.

💉 Health Advisory: 8 vaccinations are recommended for Argentina, including COVID-19.

📊 Historical Extremes: The hottest December 19 recorded in the last 30 years saw temperatures hit 33.3°C in 2024, while the coldest dropped to 12.3°C in 2023.

Mendoza Weather FAQ