Skip to content
Go to Dive Champ home pageDive Champ LogoDive Champ

Rietli Goldach

Discover one of the most enchanting diving locations on the Swiss side of Lake Constance. With convenient large parking spaces nearby and just a short walking distance, this dive site offers ease of access. The entrance is located directly to the left of the harbor entrance via a staircase, clearly marked with an alpha flag. It's important to note that diving in the harbor entrance area is prohibited, so be sure to navigate around the underwater barrier for your safety.

Prepare to be amazed by an abundance of captivating marine life including capital catfish, pike, eels, and more. During the season, you'll encounter beautiful aquatic plants in the shallow water area. This dive site boasts an array of incredible sights, making it an ideal destination for both shallow and deep dives. Explore the magnificent harbor wall reef and take in its splendor.

What sets this dive site apart is the opportunity to explore the underwater world alongside water pipes, including three pipes, one of which is still active, as well as a gas pipe. Along your journey, you'll encounter numerous fascinating attractions to marvel at. Advanced divers can even venture up to the suction baskets, but keep in mind that this will take you approximately 300 meters away from the shore, likely requiring a deco dive. The upper area also holds its own allure with a variety of attractions, such as a small locomotive at around 7 meters, a wreck at approximately 16 meters, two mermaids at 30 meters, a surfboard at about 22 meters, an old diving bell at around 25 meters, a shallower newer diving bell, and many more throughout the dive site. For further details or a dive site map, please feel free to reach out to us.

Situated in Switzerland, this dive site offers a visibility of 8 meters and a maximum depth of 27 meters. It's important to note that due to the complexity and depth of the site, it is recommended for advanced and expert divers. Located near Rietli, Seepromenade, Goldach, Wahlkreis Rorschach, St. Gallen, 9403, Switzerland, this captivating dive spot awaits your exploration.

Diving Conditions Score for Rietli Goldach

5.6
Average

Average conditions, be alert.
The score is based on a calculation of the current weather and sea conditions.

Dive Site Overview for Rietli Goldach

Depth

27m

Visibility

8m

Experience Level

advanced
expert

Weather Conditions for Rietli Goldach

Wave Height

1m

Wind Speed

5.9 m/s

Water Temp

18°C

Visibility

38.48km

Cloud Cover

0%

Wave Period

8s

Air Temperature

32.9°C

Precipitation

0 mm

Detailed 7-Day Diving Forecast for Rietli Goldach
Alpha

Dive Score Chart for Rietli Goldach

Best time to dive: 6:00 with score 7.803333333333333/10. Water conditions: Waves 1m, Wind 1.1 m/s.Best night dive time: 19:00 with score 6.963333333333333/10.

Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.

Sunrise at Rietli Goldach: 06:00
Sunset at Rietli Goldach: 18:00

Optimal diving conditions at Rietli Goldach 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
6:00

Score: 7.8/10
Waves: 1m (8s), Wind: 1.1 m/s

🌙
Best Night
19:00

Score: 7.0/10
Waves: 1m, Wind: 3.6 m/s

Seasonal Analysis for Rietli Goldach
Alpha

Historical patterns and best seasons for diving at Rietli Goldach

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 Rietli Goldach

Winter

Avg. Score: 8.8/10

Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.

Best Months for Rietli Goldach

January
Score: 9.3
December
Score: 9.1
March
Score: 8.2

Ideal Conditions for Rietli Goldach

Water Temp

Thermometer Emoji

21.2°C / 70.2°F

July

Visibility

Telescope Emoji

18.2m / 59.7ft

December

Wave Height

Wave Emoji

0.2m / 0.7ft

January

Wave Period

Wave Emoji

8.0s

January

Seasonal Insights for Rietli Goldach

Rietli Goldach shows typical northern hemisphere patterns with July being the warmest month (21.2°C) and January the coldest (-1.8°C). The calmest conditions typically occur in January with average wave heights of 0.2m 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). March 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.

Scoring Legend:
9-10 (Excellent)
7-8 (Good)
5-6 (Average)
3-4 (Poor)
1-2 (Dangerous)

Last updated: 1 min. ago - Jun 21, 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.

28 Dive sites near Rietli Goldach in

Find more dive sites in Switzerland

SwitzerlandSwitzerland

Switzerland

Got feedback?

Help us improve this dive site by giving us feedback.