San Giovanni
Discover a captivating dive site at Sveti Ivan in Croatia, where you can witness an abundance of marine life amidst ancient Roman quarry remnants and sunken stone blocks. Ideal for both beginners and advanced divers, this site offers excellent conditions for exploring the underwater world without the need for deep diving, with marine treasures already visible at a depth of 20m. Encounter a variety of small fish, nudibranches, catfish, and crabs as you immerse yourself in the crystal-clear waters with a visibility of 13m. Plan your dive adventure at this remarkable location on Ulica Luje Adamovića in Grad Rovinj, Istria County, Croatia.
Diving Conditions Score for San Giovanni
9.1
ExcellentExcellent diving conditions!
The score is based on a calculation of the current weather and sea conditions.
Dive Site Overview for San Giovanni
Depth
17m
Visibility
13m
Experience Level
beginner
advanced
Weather Conditions for San Giovanni
Wave Height
0.06m
Wind Speed
10.8 m/s
Water Temp
25.5°C
Visibility
33.08km
Cloud Cover
100%
Wave Period
2s
Air Temperature
24.9°C
Precipitation
0 mm
Detailed 7-Day Diving Forecast for San Giovanni
Alpha
Dive Score Chart for San Giovanni
Best time to dive: 8:00 with score 9.182982456140351/10. Water conditions: Waves 0.04m, Wind 7.1 m/s.Best night dive time: 23:00 with score 9.240125925925925/10.
Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.
Sunrise at San Giovanni: 06:00
Sunset at San Giovanni: 18:00
Optimal diving conditions at San Giovanni 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.
Best Overall
23:00Score: 9.2/10
Waves: 0.02m (1.8s), Wind: 1.9 m/s
Safest Overall
15:00Score: 9.1/10
Waves: 0.04m (1.8s), Wind: 3 m/s
Best Day
8:00Score: 9.2/10
Waves: 0.04m, Wind: 7.1 m/s
Seasonal Analysis for San GiovanniAlpha
Historical patterns and best seasons for diving at San Giovanni
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 San Giovanni
Winter
Avg. Score: 8.5/10
Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.
Best Months for San Giovanni
January
Score: 8.7
February
Score: 8.4
December
Score: 8.4
Ideal Conditions for San Giovanni
Water Temp
26.8°C / 80.2°F
July
Visibility
15.4m / 50.5ft
January
Wave Height
0.9m / 3.0ft
January
Wave Period
8.0s
January
Seasonal Insights for San Giovanni
San Giovanni shows typical northern hemisphere patterns with July being the warmest month (26.8°C) and January the coldest (2.8°C). The calmest conditions typically occur in January with average wave heights of 0.9m and wave periods of 8.0s. The most comfortable wave conditions are in January 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 January to March, 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 23, 2026
Note: This dive site is not a verified dive site. Please dive with caution. This dive site might have incorrect information by the community.
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