Ojamo Mine

7mm or semi-dry + hood typical

Ojamo Mine at a glance

Ojamo Mine is a dive site in Finland. Typically most favorable May–Jun · from 3 years of archive data. Recent reports put the water around 10°C (51°F). Check the latest conditions and entry details before you go.

Favorable window now· until 15:00, then favorable & moderate until 17:00 · sunset 16:43

Forecast for this hour · 13:00 · run 6 h ago

0.7 m (2.4 ft)waves — under a meter expected (waves — about two feet expected)

Tap a factor for its source and model point · Forecast 10°C · seasonal avg 10°C ( · Forecast 51°F · seasonal avg 51°F)

Dive windows this week

Mon

0.8 m waves · 13 kn wind (2.5 ft waves · 13 kn wind)

Tue

0.8 m waves · 11 kn wind (2.5 ft waves · 11 kn wind)

Wed

0.7 m waves · 11 kn wind (2.2 ft waves · 11 kn wind)

Thu

0.3 m waves · 6 kn wind (1.0 ft waves · 6 kn wind)

Fri

0.0 m waves · 5 kn wind (0.1 ft waves · 5 kn wind)

Sat

0.0 m waves · 7 kn wind (0.1 ft waves · 7 kn wind)

Sun

0.1 m waves · 4 kn wind (0.3 ft waves · 4 kn wind)

Favorable windowModerate window— no window

Every forecast dive window each day, site-local time, from wave and wind forecasts. Numbers under each bar are daylight averages.

First light 6:47 · Sunrise 7:31 · Sunset 16:43 · some windows run past sunset

Source: Open-Meteo marine · model point 15 km from site · updated 26 Oct, 07:26 EET

Forecast only — always assess conditions on site.

Compare this weekend’s windows near Ojamo Mine

Recent diver reports

Dated firsthand observations from divers — not current conditions.

No diver reports for this site yet. — one dated observation helps every diver after you.

Dived here today — did the forecast match?

Best months, historically

What conditions have historically been typical at this site, month by month — not a forecast.

January, 91% of days have historically been favorable, water has typically been 0°C (32°F), waves have typically been 0.9 m (3.0 ft), wind has typically been 14 knots
February, 95% of days have historically been favorable, water has typically been 0°C (32°F), waves have typically been 0.6 m (1.8 ft), wind has typically been 11 knots
March, 98% of days have historically been favorable, water has typically been 1°C (34°F), waves have typically been 0.5 m (1.7 ft), wind has typically been 11 knots
April, 97% of days have historically been favorable, water has typically been 4°C (40°F), waves have typically been 0.6 m (1.9 ft), wind has typically been 11 knots
May, 100% of days have historically been favorable, water has typically been 11°C (51°F), waves have typically been 0.4 m (1.4 ft), wind has typically been 10 knots, historically most favorable
June, 100% of days have historically been favorable, water has typically been 18°C (64°F), waves have typically been 0.5 m (1.6 ft), wind has typically been 11 knots, historically most favorable
July, 96% of days have historically been favorable, water has typically been 20°C (68°F), waves have typically been 0.6 m (1.8 ft), wind has typically been 10 knots
August, 97% of days have historically been favorable, water has typically been 20°C (68°F), waves have typically been 0.6 m (2.0 ft), wind has typically been 11 knots
September, 94% of days have historically been favorable, water has typically been 17°C (63°F), waves have typically been 0.7 m (2.2 ft), wind has typically been 11 knots
October, 89% of days have historically been favorable, water has typically been 10°C (51°F), waves have typically been 0.9 m (2.9 ft), wind has typically been 12 knots
November, 83% of days have historically been favorable, water has typically been 6°C (42°F), waves have typically been 0.9 m (3.0 ft), wind has typically been 12 knots
December, 94% of days have historically been favorable, water has typically been 2°C (36°F), waves have typically been 0.8 m (2.7 ft), wind has typically been 12 knots

May and June have typically had the largest share of favorable days here. Conditions vary year to year — this is historical context, not a forecast.

Based on 3 years of archive data. Bar height shows the share of days each month whose conditions have historically scored favorably.

Marine life recorded at this site

No recorded sightings data for this site yet. Species lists appear as GBIF records and diver reports accumulate.

Fills & rentals nearby

No dive shops mapped within 25 km (16 mi). Know one? Add it to the map.

Data updated July 2026

Site details

No description for this site yet — divers who know it can suggest one below.

cave

No hazards recorded for this site yet — that never means there are none. Ask a local operator before you dive.

Reviews

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