The highest day temperature in May 2025 was 73°F. The lowest night temperature was 35°F. The average values for day and night temperatures during May were 59.2°F и 46.2°F respectivly.

Most of the days in May are cloudy but you can also expect sunny or gloomy days.

Precipitation total in May for Korosten is 1.2 in. It makes may the most rainy month of the year.

The average wind speed in May is 8.2 mph. It makes May one of the most windless months of the year for Korosten.

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 Korosten in May is 7.5 hours.