Sun, sea & sand

Kronstadt weather in May

Temperature, sea and sunshine in May: long-term averages from 30 years of weather data, not a forecast.

29

Holiday weather in May

Poor

Best time to visit: July

What is the weather like in Kronstadt in May?

In May, Kronstadt is cool: daytime highs average 13 °C, and nights cool down to about 7 °C. The sea averages 8.5 °C – swimming is only for the hardy. The sun shines for around 8 hours a day. Rain is frequent, with about 10 rainy days and 49 mm in total. All in all, May is not an ideal month for a holiday in Kronstadt.

May compared

How the weather changes from April to June. Tap a month to open it.

AprilAprMayMayJuneJun
Score232928
Day5°13°18°
Night0°7°12°
Sea2°9°15°
Sun6 h8 h9 h
Rain days91011

More details for May

Daylight
17 h 4 min04:25 – 21:29
UV index
5 · moderateclear sky, noon (estimate)All months
Muggy days
0 daysdew point 18 °C or moreAll months
Wind
18 km/haverage daily peakAll months
Cloud cover
56 %on averageAll months
Hot days
0 days30 °C or more
Snow days
0 days1 cm or more of fresh snowAll months
Time zone
UTC+3Europe/Moscow

How the score comes together

  • Temperatureweight 35 %0 %
  • Seaweight 25 %0 %
  • Sunshineweight 20 %88 %
  • Few rainy daysweight 20 %58 %

Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.

What to pack in May

  • Sunscreen
  • Sunglasses & sun hat
  • A jumper for the evenings
  • Rain jacket or umbrella

Kronstadt in May: quick answers

Is Kronstadt hot in May?

No. In May, Kronstadt is cool: daytime highs average 13 °C and nights drop to about 7 °C.

Can you swim in Kronstadt in May?

Only if you don't mind cold water: in May the sea averages just 8.5 °C. Comfortable swimming temperatures are not reached at any time of year.

Does it rain much in Kronstadt in May?

Rain is frequent, with about 10 rainy days and 49 mm in total.

Kronstadt month by month

Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences