30YearWeather
Tartu, September 25
Tartu street view during September
Historical Weather Analysis

Tartu Weather on September 25 — Best Time to Visit?

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

partly-cloudy-day

14.3°C

High

7.4°C

Low

16%

Rain

🌤️ Feels like 14.1°C

partly-cloudy-day
YES, GOOD CHOICE
Peak Season

September 25 is generally a great time to visit Tartu. While there is a slight chance of rain (16%), showers are usually brief. Expect comfortable 14°C weather. As it's peak season for Tartu, we recommend booking your stay well in advance to secure the best rates.

Currency

EUR

Euro

Language

Estonian

Driving

Right side

Safety

High Safety

GPI: 1.662

Tartu Weather Forecast for September 25

"Mild & Comfortable. Expect average highs of 14.3°C. 16% chance of rain."

What to Wear in Tartu in September

Based on historical data for September 25, Tartu typically experiences temperatures between 7.4°C and 14.3°C. We recommend packing light jacket, long pants to stay comfortable. Trends suggest it will stay mostly dry (16% rain probability), but checking the forecast before heading out is always wise.

Complete Packing Guide

Weekly breakdown & essential items for Tartu

View Guide

Smart Suitcase

  • Light Jacket
  • Long Pants

Average High

extreme-hot

14.3°C

Daytime Peak

Average Low

extreme-cold

7.4°C

Nighttime Low

Feels Like

partly-cloudy-day

14.1°C

🌤️ Feels accurate

Rain Chance

rain

16%

Avg 0.8mm if it rains

Cloud Cover

cloudy

63%

Overcast

Pressure

pressure

1016.1 hPa

High volatility

Tartu Weather Conditions & UV Index

Weather Confidence

30-year variance analysis

88%Highly Predictable

Based on 10 years of data

Temperature
±3.6°CModerate
Precipitation
8-24%Predictable

🎯 This date historically delivers consistent weather 88% of the time. Safe to plan outdoor activities with confidence.

Sun Exposure

UV Index & Safety Guide

1.8Low
036811+

Protection Needed

SPF 15 for extended outdoor time

Time to Sunburn

Type I-II

🔴 44 min to burn

Type III-IV

🟡 66 min to burn

Type V-VI

🟢 110 min to burn

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

Outdoor Comfort

How pleasant is it outside?

66Good
TemperatureCool
HumidityMuggy
WindBreezy

Dew Point

10.7°C

Pleasant

Heat Stress

Low

No heat warning

🙂 Best outdoor time:
Any time during daylight hours

Travel & Logistics Insights

Local Calendar

Business Day

Standard hours in Estonia

Flight Traffic

High

100/100 pressure index

Health Advisory

Required

1 vaccine • View Details →

Landing Slots

~2

Daily arrival options (inc. codeshare)

Sunrise, Sunset & Wind in Tartu

Daylight & Sun

Solar Elevation Cycle

🌅 Sunrise

06:04

☀️ Noon

12:06

🌇 Sunset

18:07

⏱️ Daylight

12h 2m

Golden Hour
Morning06:04 - 06:57
17:15 - 18:07Evening

Wind Speed

wind

16.9 km/h

Gentle breeze

Sunshine

clear-day

7.8 hrs

Direct Sun (Cloud-free)

Humidity

humidity

79%

Humid / Damp

Travel Intelligence

Exclusive flight analytics & health data for Tartu

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 Tartu

Travel Comfort Index

Real-time tourism conditions

Weather Quality

☀️ Excellent

87/100

Tourist Crowds

🟡 Busy

85/100

Price Level

💰💰💰 Expensive

90/100

Health & Wellbeing

Meteo-Health Forecast

70Score
Atmospheric Pressure1016.1 hPa
Volatility:High
Migraine RiskHigh

Rapid pressure changes detected. High risk for meteosensitive people.

Joint Pain RiskLow

Weather unlikely to affect joint pain.

Fishing IndexExcellent

Fish are active due to pressure changes.

Air Quality Forecast
31AQI
Good
PM2.5 Concentration2.2 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, Tartu on September 25 averages 14.3°C with a 16% precipitation probability. Wedding/Outdoor Event Score: 92/100."

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

Tartu Weather History (2010–2024)

Temperature History

Loading chart...

Hall of Fame

Records from last 10 years

Hottest
2020
21.2°C
Coldest
2025
1.9°C
Rainiest
2021
3.7mm

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 (September 25) in other destinations

🌍 Explore the same date in different destinations around the world

📍 Is Tartu Worth Visiting on September 25?

Planning a trip to Tartu on September 25? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year offers a bracing seasonal atmosphere averaging 14.3°C with a 16% historical precipitation risk.

✈️ Travel Logistics: Approximately 2 landing slots available daily during this period, indicating manageable crowd levels.

💉 Health Advisory: 7 vaccinations are recommended for Estonia, including COVID-19.

📊 Historical Extremes: The hottest September 25 recorded in the last 30 years saw temperatures hit 21.2°C in 2020, while the coldest dropped to 1.9°C in 2025.

Tartu Weather FAQ