The highest day temperature in April 2026 was 89°F. The lowest night temperature was 37°F. The average values for day and night temperatures during April were 70.0°F и 53.4°F respectivly.

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

Precipitation total in April for Hannibal is 1.1 in.

The average wind speed in April is 10.7 mph. It makes April one of the most windy months of the year for Hannibal.

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 Hannibal in April is 7.2 hours.