Live Weather & Forecast
Weather in Iwai
Ibaraki, Japan · Real-time conditions & 3-day outlook
13°C
Feels like 11°C
56°F / Feels 51°F
Clear
Iwai, Ibaraki
🌙 Nighttime
Updated: 2026-04-16 20:00
Humidity
82%
Wind
37.1 km/h NE
Wind Gust
49 km/h
Pressure
1018 mb
Visibility
10 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
25%
Dew Point
8.2°C
Wind Degree
44°
Air Quality Index
US EPA: Moderate
UK DEFRA: Low (2)
CO
257.9 μg/m³
NO₂
8 μg/m³
O₃
127 μg/m³
SO₂
6.1 μg/m³
PM 2.5
18.8 μg/m³
PM 10
26.8 μg/m³
Today's Hourly Forecast
24-hour breakdown for Iwai, Ibaraki
12 AM
15°
Moderate rain
1 AM
15°
Light rain
2 AM
15°
Light rain
3 AM
15°
Light rain
4 AM
16°
Light drizzle
5 AM
16°
Light drizzle
6 AM
16°
Patchy rain nearby
7 AM
16°
Partly Cloudy
8 AM
16°
Partly Cloudy
9 AM
16°
Partly Cloudy
10 AM
17°
Patchy rain nearby
11 AM
17°
Patchy rain nearby
12 PM
17°
Sunny
1 PM
17°
Sunny
2 PM
18°
Sunny
3 PM
18°
Sunny
4 PM
17°
Sunny
5 PM
15°
Sunny
6 PM
14°
Sunny
7 PM
13°
Clear
8 PM
13°
Clear
9 PM
13°
Clear
10 PM
13°
Clear
11 PM
12°
Clear
3-Day Forecast
Daily overview for Iwai, Ibaraki
Today
Moderate rain
18°
/
12°
🌧️ 83% chance of rain
💧 Avg. humidity: 80%
💨 Max wind: 47.5 km/h
🌧️ Total precip: 8.52 mm
☀️ UV Index: 1.6
🌅 Sunrise: 05:08 AM
🌇 Sunset: 06:13 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Cloudy
15°
/
11°
🌧️ 0% chance of rain
💧 Avg. humidity: 68%
💨 Max wind: 35.6 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2.1
🌅 Sunrise: 05:07 AM
🌇 Sunset: 06:14 PM
🌙 New Moon
🌑 Moon: 0% lit
Sat, Apr 18
Partly Cloudy
18°
/
15°
🌧️ 0% chance of rain
💧 Avg. humidity: 71%
💨 Max wind: 18.7 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.9
🌅 Sunrise: 05:06 AM
🌇 Sunset: 06:15 PM
🌙 Waxing Crescent
🌑 Moon: 1% lit
Best Time to Visit Iwai
Plan your trip to Iwai, 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 Iwai?
Current conditions in Iwai: Clear, temperature 13°C, humidity 82%.
What is the best time to visit Iwai?
The best time to visit Iwai is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Iwai?
Iwai is located at approximately 35.1° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Iwai?
The wettest period in Iwai is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Iwai?
For visits to Iwai during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What are the public holidays in Iwai in 2026?
View the 2026 public holidays for Iwai on our Holidays page.
What are the GPS coordinates used for the weather forecast in Iwai?
The weather forecast for Iwai uses coordinates 35.0926, 139.8496.