The highest day temperature in May 2023 was 71°F. The lowest night temperature was 30°F. The average values for day and night temperatures during May were 58.2°F и 43.8°F respectivly.

The average sea surface temperature in May 2023 for Parnu was 55.2°F. The maximum and minimum values were 46.0°F and 65.6°F respectively.

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

Precipitation total in May for Parnu is 1.6 in. It makes may one of the least rainy months of the year.

The average wind speed in May is 8.1 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 Parnu in May is 10.5 hours.