The highest day temperature in March 2026 was 58°F. The lowest night temperature was 26°F. The average values for day and night temperatures during March were 51.5°F и 36.8°F respectivly.

The average sea surface temperature in March 2026 for Lake Geneva was 47.4°F. The maximum and minimum values were 45.0°F and 49.0°F respectively.

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

Precipitation total in March for Lake Geneva is 2.4 in. It makes march one of the least rainy months of the year.

The average wind speed in March is 5.6 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 Lake Geneva in March is 7.3 hours.