Is today a good day for scuba diving in Tallinn?

Today is not the day.

Not a day for scuba diving. Force 3, but gusting Force 6 — it is the spread that catches you out, not the average. Out of season for it, whatever the weather does.

Not today16/100

7-day outlook for scuba diving in Tallinn

Best day looks like Wednesday at 35/100.

Tod16
Tom14
Wed35
Thu14
Fri14
Sat14
Sun14

Why this score?

Temperature8°C
Wind15 km/h
Rainfall6.3 mm

Data from Open-Meteo, and Open-Meteo Marine for waves and sea temperature. Last updated 19:42 UTC.

Scuba diving in Tallinn, month by month

The sea is warmest in August at 20°C and coldest in February at 1°C. Offshore waves are biggest in October (the day's highest averages 0.8 m) and smallest in May (0.4 m). Daytime highs peak at 22°C in July and fall to 0°C in January. July is the wettest month, with about 17 days of 1 mm or more; May is the driest, with about 9.

Our seasonal guide puts scuba diving in season from May to October.

Average sea temperature, offshore wave height, daytime high, rainy days for each month in Tallinn
MonthSea temperature (°C)Offshore wave height (m)Daytime high (°C)Rainy days (days)
January20.7016
February10.6113
March10.5410
April30.5810
May (in season)80.4159
June (in season)150.42110
July (in season)190.52217
August (in season)200.42114
September (in season)180.41611
October (in season)130.81114
November80.7516
December50.6015

In season, by our seasonal guide

Averages of daily weather 2020 to 2024 and of waves and sea temperature 2022 to 2024, from ERA5 reanalysis data (about 25 km resolution; waves are measured offshore, not in the surf at the beach). Not a forecast.

About scuba diving in Tallinn

On the Gulf of Finland, with the medieval old town opening onto pine forests and bog-walking trails.

Go Daisy scores 43 activities for Tallinn, including running, cycling, urban exploring, photography, outdoor yoga. The score for scuba diving updates hourly from the same weather data professional services use.

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Score for scuba diving in Tallinn updated hourly. Free, ad-free. Built by independent makers in the UK and Asturias, Spain.

Weather data from Open-Meteo.