The highest day temperature in April 2026 was 85°F. The lowest night temperature was 24°F. The average values for day and night temperatures during April were 58.3°F и 41.9°F respectivly.

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

Precipitation total in April for Clear Lake is 1.1 in.

The average wind speed in April is 12.7 mph. It makes April the most windy month of the year for Clear Lake.

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 Clear Lake in April is 6.6 hours.