May, September and October are the most popular
months for visiting Beihai. The city has a mostly subtropics weather climate,
with temperatures ranging from 23°C (74°F) to 37°C (97°F) during the summer and
2°C (35°F) during the January and February winter months.
Much of the annual 150-200 cm of rainfall occurs
from June to August. Typhoon warnings are most common during these months.
Mostly Cloudy with Showers