Live Weather & Forecast
Weather in Hanyu
Saitama, Japan · Real-time conditions & 3-day outlook
17°C
Feels like 17°C
63°F / Feels 63°F
Light drizzle
Hanyu, Saitama
🌙 Nighttime
Updated: 2026-04-15 23:15
Humidity
78%
Wind
3.6 km/h NNW
Wind Gust
10.8 km/h
Pressure
1011 mb
Visibility
2 km
UV Index
0
(Low)
Precipitation
0.42 mm
Cloud Cover
92%
Dew Point
13.1°C
Wind Degree
344°
Air Quality Index
US EPA: Moderate
UK DEFRA: Low (2)
CO
188.9 μg/m³
NO₂
14.4 μg/m³
O₃
131 μg/m³
SO₂
9.5 μg/m³
PM 2.5
16.2 μg/m³
PM 10
21.2 μg/m³
Today's Hourly Forecast
24-hour breakdown for Hanyu, Saitama
12 AM
18°
Patchy rain nearby
1 AM
18°
Patchy rain nearby
2 AM
17°
Patchy rain nearby
3 AM
17°
Patchy rain nearby
4 AM
17°
Patchy rain nearby
5 AM
16°
Patchy rain nearby
6 AM
16°
Patchy rain nearby
7 AM
17°
Patchy rain nearby
8 AM
18°
Patchy rain nearby
9 AM
19°
Patchy rain nearby
10 AM
21°
Patchy rain nearby
11 AM
21°
Patchy rain nearby
12 PM
21°
Overcast
1 PM
21°
Cloudy
2 PM
21°
Cloudy
3 PM
21°
Overcast
4 PM
21°
Overcast
5 PM
20°
Cloudy
6 PM
20°
Patchy rain nearby
7 PM
19°
Patchy rain nearby
8 PM
18°
Light drizzle
9 PM
18°
Light drizzle
10 PM
17°
Light drizzle
11 PM
17°
Light drizzle
3-Day Forecast
Daily overview for Hanyu, Saitama
Today
Patchy rain nearby
21°
/
16°
🌧️ 96% chance of rain
💧 Avg. humidity: 62%
💨 Max wind: 11.2 km/h
🌧️ Total precip: 1.65 mm
☀️ UV Index: 1.5
🌅 Sunrise: 05:10 AM
🌇 Sunset: 06:15 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Thu, Apr 16
Patchy rain nearby
24°
/
15°
🌧️ 88% chance of rain
💧 Avg. humidity: 50%
💨 Max wind: 18.4 km/h
🌧️ Total precip: 2.6 mm
☀️ UV Index: 1.5
🌅 Sunrise: 05:08 AM
🌇 Sunset: 06:16 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Overcast
21°
/
12°
🌧️ 0% chance of rain
💧 Avg. humidity: 41%
💨 Max wind: 15.8 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2
🌅 Sunrise: 05:07 AM
🌇 Sunset: 06:17 PM
🌙 New Moon
🌑 Moon: 0% lit
Best Time to Visit Hanyu
Plan your trip to Hanyu, 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 Hanyu?
Current conditions in Hanyu: Light drizzle, temperature 17°C, humidity 78%.
What is the best time to visit Hanyu?
The best time to visit Hanyu is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Hanyu?
Hanyu is located at approximately 36.2° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Hanyu?
The wettest period in Hanyu is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Hanyu?
For visits to Hanyu during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What are the public holidays in Hanyu in 2026?
View the 2026 public holidays for Hanyu on our Holidays page.
What are the GPS coordinates used for the weather forecast in Hanyu?
The weather forecast for Hanyu uses coordinates 36.1724, 139.5485.