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Montola

The Montola Mine, located at Ruukintie 437, Pieksämäki, Finland, is an exceptional diving destination for advanced and expert divers. This former limestone mine, which ceased operations in the 1970s, now offers limited diving opportunities during organized events by the Montola miners.

Divers can explore the open water, cavern areas, and caves within the mine, experiencing the unique underwater landscape. With a maximum depth of 33m and visibility reaching up to 12m, the Montola Mine provides a captivating diving experience.

While fish are absent from the mine, it is renowned for the diversity of amphibians that spawn within its depths. During the summer months, the presence of logs along the mine's banks can add an intriguing atmosphere to the diving experience.

Divers seeking a one-of-a-kind underwater adventure should consider visiting the Montola Mine. Its historical significance, breathtaking surroundings, and abundant wildlife make it an enticing destination for underwater exploration.

Diving Conditions Score for Montola

5.2
Average

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

Dive Site Overview for Montola

Depth

33m

Visibility

12m

Experience Level

advanced
expert

Weather Conditions for Montola

Wave Height

1m

Wind Speed

5.4 m/s

Water Temp

18°C

Visibility

11.18km

Cloud Cover

100%

Wave Period

8s

Air Temperature

12.8°C

Precipitation

0 mm

Detailed 7-Day Diving Forecast for Montola
Alpha

Dive Score Chart for Montola

Best time to dive: 16:00 with score 7.263333333333334/10. Water conditions: Waves 1m, Wind 4 m/s.Best night dive time: 23:00 with score 7.028733333333333/10.

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

Sunrise at Montola: 06:00
Sunset at Montola: 18:00

Optimal diving conditions at Montola 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
16:00

Score: 7.3/10
Waves: 1m (8s), Wind: 4 m/s

🌙
Best Night
23:00

Score: 7.0/10
Waves: 1m, Wind: 1.4 m/s

Seasonal Analysis for Montola
Alpha

Historical patterns and best seasons for diving at Montola

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 Montola

Winter

Avg. Score: 8.6/10

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

Best Months for Montola

January
Score: 8.7
December
Score: 8.6
February
Score: 8.4

Ideal Conditions for Montola

Water Temp

Thermometer Emoji

17.4°C / 63.3°F

July

Visibility

Telescope Emoji

17.5m / 57.4ft

November

Wave Height

Wave Emoji

0.4m / 1.3ft

December

Wave Period

Wave Emoji

8.0s

January

Seasonal Insights for Montola

Montola shows typical northern hemisphere patterns with July being the warmest month (17.4°C) and January the coldest (-9.4°C). The calmest conditions typically occur in December with average wave heights of 0.4m and wave periods of 8.0s. The most comfortable wave conditions are in December 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 December to February, 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 - Jul 7, 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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