30YearWeather
Nagasaki, January 13
Nagasaki street view during January
Historical Weather Analysis

Nagasaki Weather on January 13 — Best Time to Visit?

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

cloudy

10.1°C

High

5.7°C

Low

23%

Rain

❄️ Feels like 7.9°C (wind chill)

partly-cloudy-day
YES, GOOD CHOICE
Peak Season

January 13 is generally a great time to visit Nagasaki. While there is a slight chance of rain (23%), showers are usually brief. Expect comfortable 10°C weather. Expect a bustling atmosphere in Nagasaki right now—this is when the city truly comes alive with visitors.

Currency

JPY

¥ Japanese yen

Language

Japanese

Driving

Left side

Safety

Very High Safety

GPI: 1.336

Nagasaki Weather Forecast for January 13

"Mild & Comfortable. Expect average highs of 10.1°C. 23% chance of snow."

What to Wear in Nagasaki in January

Based on historical data for January 13, Nagasaki typically experiences temperatures between 5.7°C and 10.1°C. We recommend packing heavy coat, scarf, gloves to stay comfortable. Trends suggest it will stay mostly dry (23% rain probability), but checking the forecast before heading out is always wise.

Complete Packing Guide

Weekly breakdown & essential items for Nagasaki

View Guide

Smart Suitcase

  • Heavy Coat
  • Scarf
  • Gloves

Average High

extreme-hot

10.1°C

Daytime Peak

Average Low

extreme-cold

5.7°C

Nighttime Low

Feels Like

partly-cloudy-day

7.9°C

❄️ Slightly colder

Snow Chance

snow

23%

Avg 1.6mm if it snows

Snowfall

snow

0.1 cm

~23% chance

Pressure

pressure

1021.8 hPa

Medium volatility

Nagasaki Weather Conditions & UV Index

Weather Confidence

30-year variance analysis

85%Highly Predictable

Based on 10 years of data

Temperature
±3.3°CModerate
Precipitation
12-35%Predictable

🎯 This date historically delivers consistent weather 85% of the time. Safe to plan outdoor activities with confidence.

Sun Exposure

UV Index & Safety Guide

0.4Low
036811+

Protection Needed

SPF 15 for extended outdoor time

Time to Sunburn

Type I-II

🔴 200 min to burn

Type III-IV

🟡 300 min to burn

Type V-VI

🟢 500 min to burn

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

Outdoor Comfort

How pleasant is it outside?

60Moderate
TemperatureCool
HumidityHumid
WindBreezy

Dew Point

4.7°C

Dry air

Heat Stress

Low

No heat warning

😐 Best outdoor time:
Any time during daylight hours

Marine Conditions

Water Temp
16.1°C
🥶 Polar Plunge
Avg daily surface temperature
Surf Conditions
1.2m
🌊 Surfers Only
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 Japan

Flight Traffic

High

92/100 pressure index

Health Advisory

Required

1 vaccine • View Details →

Landing Slots

~44

Daily arrival options (inc. codeshare)

Sunrise, Sunset & Wind in Nagasaki

Daylight & Sun

Solar Elevation Cycle

🌅 Sunrise

07:24

☀️ Noon

12:30

🌇 Sunset

17:35

⏱️ Daylight

10h 10m

Golden Hour
Morning07:24 - 08:01
16:58 - 17:35Evening

Wind Speed

wind

22.7 km/h

Moderate wind

Sunshine

clear-day

5.9 hrs

Direct Sun (Cloud-free)

Humidity

humidity

69%

Slightly humid

Travel Intelligence

Exclusive flight analytics & health data for Nagasaki

Smart Flight Estimator

Airport-to-Airport Logistics

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Travel Health & Safety in Nagasaki

Travel Comfort Index

Real-time tourism conditions

Weather Quality

☀️ Excellent

82/100

Tourist Crowds

🟢 Moderate

40/100

Price Level

💰💰 Moderate

50/100

Health & Wellbeing

Meteo-Health Forecast

85Score
Atmospheric Pressure1021.8 hPa
Volatility:Medium
Migraine RiskMedium

Moderate fluctuations. Some sensitivity possible.

Joint Pain RiskLow

Weather unlikely to affect joint pain.

Fishing IndexPoor

High pressure may reduce activity.

Air Quality Forecast
36AQI
Good
PM2.5 Concentration2.3 µg/m³

Air quality is excellent. Perfect for outdoor activities.

Regional Safety Profile

Medium

Seismic Activity

Moderate seismic activity. Occasional tremors possible.

Total events (30y):125
In Jan (30y):3
Last in Jan:2019-01-26
💡 Occasional tremors possible. Know your hotel's evacuation route.
Very High

Typhoon Risk

Year-round risk present

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, Nagasaki on January 13 averages 10.1°C with a 23% precipitation probability. Wedding/Outdoor Event Score: 68/100."

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

Nagasaki Weather History (2010–2024)

Temperature History

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Hall of Fame

Records from last 10 years

Hottest
2023
17.6°C
Coldest
2018
1.5°C
Rainiest
2023
39.5mm

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

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📍 Is Nagasaki Worth Visiting on January 13?

Planning a trip to Nagasaki on January 13? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year offers a bracing seasonal atmosphere averaging 10.1°C with a 23% historical precipitation risk.

✈️ Travel Logistics: Approximately 44 landing slots available daily during this period, indicating manageable crowd levels.

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

🌊 Coastal Conditions: Water temperature averages 16.1°C (polar plunge). Wave conditions are generally surfers only with heights around 1.2m.

📊 Historical Extremes: The hottest January 13 recorded in the last 30 years saw temperatures hit 17.6°C in 2023, while the coldest dropped to 1.5°C in 2018.

Nagasaki Weather FAQ