The highest day temperature in July 2026 was 97°F. The lowest night temperature was 52°F. The average values for day and night temperatures during July were 76.9°F и 59.6°F respectivly.

The average sea surface temperature in July 2026 for Nanaimo was 64.9°F. The maximum and minimum values were 60.0°F and 70.0°F respectively.

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

Precipitation total in July for Nanaimo is 0.3 in. It makes july the least rainy month of the year.

The average wind speed in July is 4.6 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 Nanaimo in July is 12.0 hours.