The highest day temperature in April 2025 was 84°F. The lowest night temperature was 22°F. The average values for day and night temperatures during April were 52.9°F и 38.4°F respectivly.

The average sea surface temperature in April 2025 for Hamilton was 38.3°F. The maximum and minimum values were 36.0°F and 41.8°F respectively.

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

Precipitation total in April for Hamilton is 1.1 in. It makes april the most rainy month of the year.

The average wind speed in April is 9.4 mph.

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 Hamilton in April is 5.7 hours.