Motosuko Lake
The underwater realm of Lake Motosu boasts an abundance of captivating marine life. Among the sunken giant trees, divers can often encounter black bass, Magoi, and Nishikigoi forming mesmerizing clusters. Exploring the depth and rocky formations will unveil sightings of fascinating creatures such as catfish, woodpeckers, sailfish, and nuthatches.
Divers have the option to embark on their underwater journey either from the beach or via boat. The dive experience not only affords the opportunity to observe a diverse array of freshwater creatures but also fascinates with the presence of immense submerged trees and even cars.
Enhancing the diving experience, Lake Motosu offers excellent visibility of up to 10 meters, allowing divers to fully immerse themselves in the underwater beauty. With a maximum depth of 15 meters, beginners can comfortably explore this captivating dive site.
Diving Conditions Score for Motosuko Lake
Decent conditions, proceed with caution.
The score is based on a calculation of the current weather and sea conditions.
Dive Site Overview for Motosuko Lake
Depth
15m
Visibility
10m
Experience Level
Weather Conditions for Motosuko Lake
Wave Height
1m
Wind Speed
6.9 m/s
Water Temp
18°C
Visibility
25.24km
Cloud Cover
68%
Wave Period
8s
Air Temperature
18.9°C
Precipitation
0 mm
Dive Score Chart for Motosuko Lake
Best time to dive: 15:00 with score 6.861233333333333/10. Water conditions: Waves 1m, Wind 6.1 m/s.Best night dive time: 1:00 with score 7.186633333333333/10.
Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.
Optimal diving conditions at Motosuko Lake are affected by daylight hours. Sunrise occurs at 06:00 and sunset at 18:00, which impacts visibility and water temperature for scuba diving and snorkeling.
Score: 7.2/10
Waves: 1m (8s), Wind: 3.7 m/s
Score: 6.9/10
Waves: 1m (8s), Wind: 6.1 m/s
Score: 6.9/10
Waves: 1m, Wind: 6.1 m/s
Seasonal Analysis for Motosuko LakeAlpha
Historical patterns and best seasons for diving at Motosuko Lake
The dive score combines all factors to rate overall diving conditions throughout the year. Higher scores indicate better diving conditions.
Monthly Dive Score Analysis - Seasonal Diving Conditions
Higher values indicate better diving conditions
Seasonal DiveScore Chart
This chart displays monthly diveScore data throughout the year, showing seasonal patterns. The data is presented as a bar chart with an overlaid line graph.Dive scores range from 1 to 10, with 10 being optimal conditions.
Higher values indicate better diving conditions
Best Season for Motosuko Lake
Winter
Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.
Best Months for Motosuko Lake
Ideal Conditions for Motosuko Lake
Water Temp
21.4°C / 70.5°F
July
Visibility
18.4m / 60.4ft
November
Wave Height
0.6m / 2.0ft
November
Wave Period
8.0s
January
Seasonal Insights for Motosuko Lake
Motosuko Lake shows typical northern hemisphere patterns with July being the warmest month (21.4°C) and January the coldest (-3.1°C). The calmest conditions typically occur in November with average wave heights of 0.6m and wave periods of 8.0s. The most comfortable wave conditions are in November with a low wave steepness ratio, creating gentler swells. January offers the longest wave periods (8.0s), creating more comfortable and predictable conditions for boat entries and exits. Ocean currents are slowest in January (0.5m/s) and strongest in January (0.5m/s). January is usually the driest month with 0.0mm of precipitation. For beginners, the best time to visit would be during November to January, when ocean conditions are calmer with long-period waves and currents are typically weaker. Experienced divers might enjoy the challenges and potentially better visibility during the shoulder seasons, with moderate currents that can improve marine life encounters.
Last updated: 1 min. ago - Jun 20, 2026