The highest day temperature in October 2023 was 78°F. The lowest night temperature was 41°F. The average values for day and night temperatures during October were 62.9°F и 54.9°F respectivly.

The average sea surface temperature in October 2023 for New Haven was 65.0°F. The maximum and minimum values were 61.6°F and 68.2°F respectively.

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

Precipitation total in October for New Haven is 1.8 in. It makes october one of the most rainy months of the year.

The average wind speed in October is 8.9 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 New Haven in October is 6.2 hours.