Live Weather & Forecast
Weather in Tatsuno
Nagano, Japan · Real-time conditions & 3-day outlook
14°C
Feels like 13°C
57°F / Feels 55°F
Partly Cloudy
Tatsuno, Nagano
🌙 Nighttime
Updated: 2026-04-16 02:00
Humidity
91%
Wind
11.2 km/h N
Wind Gust
16 km/h
Pressure
1012 mb
Visibility
10 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
62%
Dew Point
12.3°C
Wind Degree
10°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
218.9 μg/m³
NO₂
25.1 μg/m³
O₃
71 μg/m³
SO₂
8.7 μg/m³
PM 2.5
9.5 μg/m³
PM 10
9.6 μg/m³
Today's Hourly Forecast
24-hour breakdown for Tatsuno, Nagano
12 AM
15°
Patchy rain nearby
1 AM
15°
Patchy rain nearby
2 AM
14°
Partly Cloudy
3 AM
13°
Partly Cloudy
4 AM
13°
Clear
5 AM
12°
Clear
6 AM
12°
Sunny
7 AM
13°
Sunny
8 AM
14°
Sunny
9 AM
15°
Sunny
10 AM
16°
Sunny
11 AM
18°
Sunny
12 PM
18°
Sunny
1 PM
19°
Sunny
2 PM
19°
Sunny
3 PM
19°
Sunny
4 PM
19°
Sunny
5 PM
18°
Overcast
6 PM
15°
Partly Cloudy
7 PM
13°
Overcast
8 PM
13°
Overcast
9 PM
12°
Clear
10 PM
11°
Clear
11 PM
11°
Clear
3-Day Forecast
Daily overview for Tatsuno, Nagano
Today
Patchy rain nearby
19°
/
11°
🌧️ 78% chance of rain
💧 Avg. humidity: 66%
💨 Max wind: 13.3 km/h
🌧️ Total precip: 0.19 mm
☀️ UV Index: 2.1
🌅 Sunrise: 05:30 AM
🌇 Sunset: 06:34 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Partly Cloudy
18°
/
10°
🌧️ 0% chance of rain
💧 Avg. humidity: 72%
💨 Max wind: 22.7 km/h
🌧️ Total precip: 0.04 mm
☀️ UV Index: 1.5
🌅 Sunrise: 05:28 AM
🌇 Sunset: 06:35 PM
🌙 New Moon
🌑 Moon: 0% lit
Sat, Apr 18
Patchy rain nearby
17°
/
14°
🌧️ 70% chance of rain
💧 Avg. humidity: 74%
💨 Max wind: 19.1 km/h
🌧️ Total precip: 0.15 mm
☀️ UV Index: 1.1
🌅 Sunrise: 05:27 AM
🌇 Sunset: 06:36 PM
🌙 Waxing Crescent
🌑 Moon: 1% lit
Best Time to Visit Tatsuno
Plan your trip to Tatsuno, Japan around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Tatsuno?
Current conditions in Tatsuno: Partly Cloudy, temperature 14°C, humidity 91%.
What is the best time to visit Tatsuno?
The best time to visit Tatsuno is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Tatsuno?
Tatsuno is located at approximately 34.9° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Tatsuno?
The wettest period in Tatsuno is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Tatsuno?
For visits to Tatsuno during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What are the public holidays in Tatsuno in 2026?
View the 2026 public holidays for Tatsuno on our Holidays page.
What are the GPS coordinates used for the weather forecast in Tatsuno?
The weather forecast for Tatsuno uses coordinates 34.8743, 134.5126.