The highest day temperature in April 2026 was 70°F. The lowest night temperature was 33°F. The average values for day and night temperatures during April were 59.2°F и 43.3°F respectivly.

The average sea surface temperature in April 2026 for Izmit was 55.0°F. The maximum and minimum values were 52.8°F and 58.8°F respectively.

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

Precipitation total in April for Izmit is 1.8 in.

The average wind speed in April is 5.9 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 Izmit in April is 8.3 hours.