30YearWeather
Helsinki, December 14
Helsinki street view during December
Historical Weather Analysis

Helsinki Weather on December 14 — Best Time to Visit?

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

cloudy

1.1°C

High

-2.5°C

Low

27%

Rain

🥶 Feels like -4.3°C (wind chill)

partly-cloudy-day
YES, GOOD CHOICE
Peak Season

December 14 is generally a great time to visit Helsinki. While there is a slight chance of rain (27%), showers are usually brief. Expect comfortable 1°C weather. Expect a bustling atmosphere in Helsinki right now—this is when the city truly comes alive with visitors.

Currency

EUR

Euro

Language

Finnish

+1 more

Driving

Right side

Connect

Much of Helsinki is blanketed withWi-Fi ...

Safety

Very High Safety

GPI: 1.439

Helsinki Weather Forecast for December 14

"Cold & Crisp. Expect average highs of 1.1°C. 27% chance of snow."

What to Wear in Helsinki in December

Based on historical data for December 14, Helsinki typically experiences temperatures between -2.5°C and 1.1°C. We recommend packing heavy coat, scarf, gloves to stay comfortable. With a 27% chance of rain, keeping a raincoat or umbrella handy is a smart move.

Complete Packing Guide

Weekly breakdown & essential items for Helsinki

View Guide

Smart Suitcase

  • Heavy Coat
  • Scarf
  • Gloves

Average High

extreme-hot

1.1°C

Daytime Peak

Average Low

extreme-cold

-2.5°C

Nighttime Low

Feels Like

partly-cloudy-day

-4.3°C

🥶 Wind chill effect

Snow Chance

snow

27%

Avg 1.4mm if it snows

Snowfall

snow

0.6 cm

~27% chance

Pressure

pressure

1011.8 hPa

High volatility

Helsinki Weather Conditions & UV Index

Weather Confidence

30-year variance analysis

73%Reliable

Based on 10 years of data

Temperature
±2.2°CStable
Precipitation
14-80%Unpredictable

Weather is generally predictable, but pack for minor variations. A light backup layer is recommended.

Sun Exposure

UV Index & Safety Guide

0Low
036811+

Protection Needed

SPF 15 for extended outdoor time

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

Outdoor Comfort

How pleasant is it outside?

23Uncomfortable
TemperatureCold
HumidityMuggy
WindBreezy

Dew Point

-0.8°C

Dry air

Heat Stress

Low

No heat warning

😣 Best outdoor time:
Midday (11 AM - 3 PM) when warmest

Marine Conditions

Water Temp
1.6°C
🥶 Polar Plunge
Avg daily surface temperature
Surf Conditions
0.64m
🌊 Fun Waves
Max daily wave height
Advisories

Marine Life

No special warnings. Enjoy the swim!

Swim Index

❄️ Cold Water Hazard

Travel & Logistics Insights

Local Calendar

Business Day

Standard hours in Finland

Flight Traffic

High

94/100 pressure index

Health Advisory

Required

1 vaccine • View Details →

Landing Slots

~579

Daily arrival options (inc. codeshare)

Sunrise, Sunset & Wind in Helsinki

Daylight & Sun

Solar Elevation Cycle

🌅 Sunrise

09:18

☀️ Noon

12:16

🌇 Sunset

15:13

⏱️ Daylight

5h 54m

Golden Hour
Morning09:18 - 11:25
13:06 - 15:13Evening

Wind Speed

wind

23 km/h

Moderate wind

Sunshine

clear-day

1.0 hrs

Direct Sun (Cloud-free)

Humidity

humidity

87%

Humid / Damp

Travel Intelligence

Exclusive flight analytics & health data for Helsinki

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 Helsinki

Travel Comfort Index

Real-time tourism conditions

Weather Quality

⛅ Good

78/100

Tourist Crowds

🟡 Busy

80/100

Price Level

💰💰💰 Expensive

95/100

Health & Wellbeing

Meteo-Health Forecast

55Score
Atmospheric Pressure1011.8 hPa
Volatility:High
Migraine RiskHigh

Rapid pressure changes detected. High risk for meteosensitive people.

Joint Pain RiskMedium

Mild discomfort possible for arthritic conditions.

Fishing IndexExcellent

Fish are active due to pressure changes.

Air Quality Forecast
34AQI
Good
PM2.5 Concentration1.6 µg/m³

Air quality is excellent. Perfect for outdoor activities.

Regional Safety Profile

Stable

Seismic Activity

Zero seismic activity detected in 30 years.

Total events (30y):0
💡 No earthquake preparedness needed. Enjoy your stay!
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Helsinki on December 14 averages 1.1°C with a 27% precipitation probability. Wedding/Outdoor Event Score: 14/100."

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

Helsinki Weather History (2010–2024)

Temperature History

Loading chart...

Hall of Fame

Records from last 10 years

Hottest
2024
4.3°C
Coldest
2022
-8.5°C
Rainiest
2024
14.2mm

Better Alternatives Nearby

Consider these dates within ±7 days

💡 Moving your event by a few days could significantly improve weather conditions

Compare Other Cities

Same date (December 14) in other destinations

🌍 Explore the same date in different destinations around the world

📍 Is Helsinki Worth Visiting on December 14?

Planning a trip to Helsinki on December 14? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year offers a bracing seasonal atmosphere averaging 1.1°C with a 27% historical precipitation risk.

✈️ Travel Logistics: Approximately 579 landing slots available daily during this period, indicating peak tourist activity.

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

🌊 Coastal Conditions: Water temperature averages 1.6°C (polar plunge). Wave conditions are generally fun waves with heights around 0.64m.

📊 Historical Extremes: The hottest December 14 recorded in the last 30 years saw temperatures hit 4.3°C in 2024, while the coldest dropped to -8.5°C in 2022.

Helsinki Weather FAQ