If you are traveling to Bermuda, here is a nice weather summary of what you can expect when you get there...

http://www.tropicalweather.net/bermuda_travel_weather.htm

Bermuda has a very mild weather with slight level of hot or cold which tend to be varies accordingly. Temperature in winter is approximately 68°F (20°C) and 86°F (30°C) in mid-summer as well.

The most suitable visit is in between April & October, when the sea-temperatures are favorable for swimming & other water-sports, snorkeling and diving activities. Short but heavy rain-showers can observe during all the year so it is advisable to bring suitable clothing for your precautions.