The highest day temperature in June 2026 was 80°F. The lowest night temperature was 48°F. The average values for day and night temperatures during June were 67.7°F и 55.0°F respectivly.

The average sea surface temperature in June 2026 for Lappeenranta was 62.9°F. The maximum and minimum values were 53.2°F and 66.8°F respectively.

You can expect various weather conditions during June. Be ready for sunny, cloudy or even gloomy days.

Precipitation total in June for Lappeenranta is 1.7 in.

The average wind speed in June is 7.5 mph. This value is relatively stable throughout the year.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Lappeenranta in June is 11.3 hours.