January 1 is generally a great time to visit Piran. While there is a slight chance of rain (27%), showers are usually brief. Expect comfortable 9°C weather. It's a great middle-ground for visiting Piran—enough activity to feel the pulse, but no overwhelming lines. Note: January 1 is New Year's Day in Piran, so expect special events, closures, and festive atmosphere.
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Essential Travel Info for Piran
Currency
EUR
€ Euro
Language
Slovene
Driving
Right side
Safety
Very High Safety
GPI: 1.316
Piran Weather Forecast for January 1
"Mild & Comfortable. Expect average highs of 9.2°C. 27% chance of rain."
What to Wear in Piran in January
Based on historical data for January 1, Piran typically experiences temperatures between 4.2°C and 9.2°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 Piran
Smart Suitcase
- Heavy Coat
- Scarf
- Gloves
Average High
9.2°C
Daytime Peak
Average Low
4.2°C
Nighttime Low
Feels Like
7.2°C
❄️ Minor difference
Rain Chance
27%
Avg 2.1mm if it rains
Cloud Cover
61%
Overcast
Pressure
1019.6 hPa
High volatility
Piran Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 100% 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
🔴 267 min to burn
Type III-IV
🟡 401 min to burn
Type V-VI
🟢 668 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
5.6°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
Holiday
New Year's Day
Flight Traffic
Moderate
44/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~14
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Piran
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
07:47
☀️ Noon
12:10
🌇 Sunset
16:33
⏱️ Daylight
8h 46m
Wind Speed
13 km/h
Gentle breeze
Sunshine
5.1 hrs
Direct Sun (Cloud-free)
Humidity
78%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Piran
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Piran
Travel Comfort Index
Real-time tourism conditions
Weather Quality
⛅ Good
Tourist Crowds
🟢 Moderate
Price Level
💰💰 Moderate
Health & Wellbeing
Meteo-Health Forecast
Rapid pressure changes detected. High risk for meteosensitive people.
Weather unlikely to affect joint pain.
Fish are active due to pressure changes.
Air quality is excellent. Perfect for outdoor activities.
Regional Safety Profile
Seismic Activity
Rare minor tremors. Buildings are earthquake-resistant.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Piran on January 1 averages 9.2°C with a 27% precipitation probability. Wedding/Outdoor Event Score: 64/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Piran Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
December 25
10°C • 25% rain
Score
69
December 26
9.8°C • 26% rain
Score
68
December 27
9.7°C • 27% rain
Score
67
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (January 1) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Piran Worth Visiting on January 1?
Planning a trip to Piran on January 1? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year offers a bracing seasonal atmosphere averaging 9.2°C with a 27% historical precipitation risk.
🎉 Local Event: The date coincides with New Year's Day, which may influence local business hours and event availability.
✈️ Travel Logistics: Approximately 14 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 7 vaccinations are recommended for Slovenia, including COVID-19.
🌊 Coastal Conditions: Water temperature averages 12.7°C (polar plunge). Wave conditions are generally lake-like with heights around 0.24m.
📊 Historical Extremes: The hottest January 1 recorded in the last 30 years saw temperatures hit 13.2°C in 2024, while the coldest dropped to -1.3°C in 2017.