The highest day temperature in July 2025 was 94°F. The lowest night temperature was 64°F. The average values for day and night temperatures during July were 80.9°F и 72.5°F respectivly.

The average sea surface temperature in July 2025 for Erie was 79.8°F. The maximum and minimum values were 73.2°F and 83.2°F respectively.

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

Precipitation total in July for Erie is 1.5 in. It makes july the most rainy month of the year.

The average wind speed in July is 7.8 mph. It makes July the most windless month of the year for Erie.

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 Erie in July is 8.8 hours.