Visiting local bars in Pohnpei is more fun in good weather. These temperatures and rainfall averages can help you determine the best time for bar hopping. The hottest months are usually September and October with an average temp of 83°F, while the coldest months are March and July with an average of 82°F. The rainiest months in Pohnpei are May, July, November, and June, with each month seeing an average of 16 inches of rainfall.