January 18 is generally a great time to visit Tallinn. While there is a slight chance of rain (17%), showers are usually brief. Expect comfortable -1°C weather. Tallinn is seeing high visitor numbers, so iconic spots may be busier than usual.
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Essential Travel Info for Tallinn
Currency
EUR
€ Euro
Language
Estonian
Driving
Right side
Connect
Wi-Fi are available in many public areas...
Safety
High Safety
GPI: 1.662
Tallinn Weather Forecast for January 18
"Cold & Crisp. Expect average highs of -1°C. 17% chance of snow."
What to Wear in Tallinn in January
Based on historical data for January 18, Tallinn typically experiences temperatures between -4.6°C and -1°C. We recommend packing heavy coat, scarf, gloves to stay comfortable. Trends suggest it will stay mostly dry (17% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Tallinn
Smart Suitcase
- Heavy Coat
- Scarf
- Gloves
Average High
-1°C
Daytime Peak
Average Low
-4.6°C
Nighttime Low
Feels Like
-7°C
🥶 Wind chill effect
Snow Chance
17%
Avg 0.8mm if it snows
Snowfall
0.6 cm
~17% chance
Pressure
1010.8 hPa
High volatility
Tallinn Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 82% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 15 for extended outdoor time
Type I-II
🔴 400 min to burn
Type III-IV
🟡 600 min to burn
Type V-VI
🟢 1000 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
-3°C
Dry air
Heat Stress
Low
No heat warning
😣 Best outdoor time:
Midday (11 AM - 3 PM) when warmest
Marine Conditions
Marine Life
No special warnings. Enjoy the swim!
Swim Index
❄️ Cold Water Hazard
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Estonia
Flight Traffic
Busy
70/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~40
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Tallinn
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
09:01
☀️ Noon
12:32
🌇 Sunset
16:03
⏱️ Daylight
7h 1m
Wind Speed
23.2 km/h
Moderate wind
Sunshine
1.6 hrs
Direct Sun (Cloud-free)
Humidity
86%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Tallinn
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 Tallinn
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟢 Moderate
Price Level
💰💰 Moderate
Health & Wellbeing
Meteo-Health Forecast
Rapid pressure changes detected. High risk for meteosensitive people.
Mild discomfort possible for arthritic conditions.
Fish are active due to pressure changes.
Air quality is excellent. Perfect for outdoor activities.
Regional Safety Profile
Seismic Activity
Zero seismic activity detected in 30 years.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Tallinn on January 18 averages -1°C with a 17% precipitation probability. Wedding/Outdoor Event Score: 5/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Tallinn Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
January 16
-0.5°C • 15% rain
Score
8
January 15
-0.3°C • 18% rain
Score
7
January 17
-0.6°C • 18% rain
Score
7
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (January 18) in other destinations
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📍 Is Tallinn Worth Visiting on January 18?
Planning a trip to Tallinn on January 18? 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°C with a 17% historical precipitation risk.
✈️ Travel Logistics: Approximately 40 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 7 vaccinations are recommended for Estonia, including COVID-19.
🌊 Coastal Conditions: Water temperature averages 2°C (polar plunge). Wave conditions are generally fun waves with heights around 0.81m.
📊 Historical Extremes: The hottest January 18 recorded in the last 30 years saw temperatures hit 5.6°C in 2025, while the coldest dropped to -10.7°C in 2016.