Best time to visit Archipelago Sea

A month-by-month weather verdict for Archipelago Sea, Finland, scored on temperature, rain, sunshine and humidity.

Quick verdict by month

Jan44
Feb49
Mar51
Apr59
May69
Jun69
Jul79
Aug84
Sep69
Oct63
Nov48
Dec42

Best months

AugustJulyMayJuneSeptember

What makes August best

19°CAvg high
12hSun / day
13Rain days

Months to avoid

November–February are the weakest stretch, mainly down to the wet season.

Timing by trip style

  • BeachJuly–August

Better in August nearby

See full Archipelago Sea climate detail