If you go. 1  What: Mardi Gras Upriver. 2  When: Feb. 24-26. 3  Where: Downtown Jefferson. 4  Cost: Most activities are free. 5  Information: www.mardigrasupriver.com.
monterey bay, ca: Annual Weather Averages. August is the hottest month in monterey bay, ca with an average temperature of 18Â°C (64Â°F) and the coldest is January at 11Â°C (52Â°F) .onterey bay, ca: Annual Weather Averages. August is the hottest month in monterey bay, ca with an average temperature of 18Â°C (64Â°F) and the coldest is January at 11Â°C (52Â°F) .
To find out how often it rises over 60, 70 or 80 Â°F monthly and annually in Monterey, scroll down farther. There are also counts of days with cool weather. All the numbers are averages based on climate data gathered from 1981 to 2010 near the Monterey Pines Golf Course in Monterey. Average Monterey temperatures.