Climate of Bermuda

Last updated: April 14, 2025

Bermuda's climate offers a unique blend of mild temperatures and varying humidity levels throughout the year. In March, temperatures dip to a cool 11°C (52°F) in Saint George, while the summer peak in August can soar to 29°C (84°F). Monthly precipitation ranges from a low of 74 mm (2.9 in) in May in Hamilton city to a high of 148 mm (5.8 in) in March in Saint George. Humidity levels also fluctuate, with an average minimum of 77% in December and a maximum of 86% in July in Hamilton city. This delightful combination of warmth and moisture shapes Bermuda’s lush landscapes and vibrant ecosystems, making it a captivating destination year-round.

Bermuda Climate Zones

Bermuda exhibits a temperate continental climate classified as Dfb under the Köppen-Geiger system, which reflects the mild summers and cold winters characteristic of this region. Both Hamilton city and Saint George share this classification, resulting in pleasant weather patterns that attract visitors year-round. With its unique blend of subtropical and temperate elements, Bermuda offers a delightful climate for those seeking both relaxation and adventure.

Köppen-Geiger Climate Classification of Bermuda
Climate ZoneDescription
DfbHumid continental climate with warm summers and cold winters.

Bermuda Temperature by Month

Bermuda's climate offers a delightful range of temperatures throughout the year, beginning with cooler winter months in January and February, where temperatures dip to a minimum of 11°C (53°F) in Saint George and reach a pleasant maximum of 22°C (73°F) in Hamilton city. As spring arrives, temperatures gradually rise, with April seeing a minimum of 14°C (58°F) and a consistent maximum of around 22°C (72°F) in Hamilton, before May introduces warmer days that can peak at 25°C (78°F). The summer months of June through August bring the heat, with July temperatures soaring to a maximum of 28°C (83°F) in Hamilton, while August showcases minimums of around 24°C (76°F) and maximums reaching 29°C (84°F). Even as fall approaches, temperatures remain warm, with October offering a comfortable 21°C (70°F) night-time low and a daytime high of 27°C (81°F). By year’s end, November and December cool slightly, but still provide pleasant temperatures ranging from 15°C (60°F) to 26°C (78°F) in Hamilton. Overall, Bermuda's climate is characterized by mild winters, warm summers, and a gradual transition between seasons, making it an appealing destination year-round.

Monthly Temperatures in Bermuda

The chart illustrates Bermuda's temperature patterns throughout the year, with values aggregated from various locations across the region. It highlights seasonal variations and temperature changes across the months.
JanFebMarAprMayJunJulAugSepOctNovDec666665677176798180767269
Data source: Bermuda temperature data aggregated from multiple country locations, generated using Copernicus Climate Change Service information.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

Precipitation Patterns in Bermuda

Bermuda's precipitation patterns reveal a fascinating interplay between seasonal variations and rainfall distribution. The island experiences its driest month in May, with a low of 74 mm (2.9 in) of rain and just 7 days of precipitation in Hamilton city. In contrast, March brings a surge of rain, reaching a peak of 148 mm (5.8 in) in Saint George, signaling the transitional season. July showcases the most frequent rains, with precipitation occurring on 19 days, adding to the island's lush landscape during the summer months. This fluctuation in both the amount and frequency of rain illustrates Bermuda's dynamic climate, where spring's mild conditions give way to the wetter, more vibrant summer season.

Precipitation Trends in Bermuda

The chart illustrates Bermuda's yearly temperature patterns, showing data aggregated from various locations across the region, highlighting seasonal variations and monthly temperature changes.
JanFebMarAprMayJunJulAugSepOctNovDec1161041367774109120841319114494
Data source: Bermuda precipitation data aggregated from multiple country locations, generated using Copernicus Climate Change Service information.
Choose your preferred precipitation unit

Bermuda Humidity

In Hamilton City, Bermuda, humidity levels display a distinct seasonal pattern. During the winter month of December, humidity dips to a minimum of 77%, offering a brief respite from the tropical dampness. However, as summer arrives, the humidity rises dramatically, peaking at a sweltering 86% in July. This shift not only underscores the island's lush, tropical climate but also highlights the contrast between the cooler, more comfortable winter months and the heightened, muggy conditions of summer, providing a vivid experience of Bermuda's atmospheric changes.

Average Humidity in Bermuda

Bermuda's Average Monthly Humidity Levels: This chart highlights Bermuda's humidity fluctuations throughout the year, making it easy to compare seasonal trends. See how humidity varies month by month and understand Bermuda's climate patterns.
JanFebMarAprMayJunJulAugSepOctNovDec79%78%80%79%84%85%86%84%81%81%79%77%
Data source: Humidity data for Bermuda generated using information from the Copernicus Climate Change Service.

Bermuda UV Index Trends

Bermuda's UV Index trends reveal a striking consistency, particularly in the heart of summer. With an average daily maximum UVI of 12 in July for Hamilton city, the region consistently experiences intense solar radiation during this peak month. This high level of UV exposure underscores the importance of sun safety measures, as residents and visitors alike must remain vigilant to protect their skin from potential harm. As climate patterns evolve, maintaining awareness of UV trends in Bermuda will be essential for outdoor enthusiasts enjoying the beauty of this stunning destination.

Maximum UV Index Levels in Bermuda

The chart shows the monthly maximum UV Index (UVI) in Bermuda, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec579101112121110964
Data source: Bermuda UV Index data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

Sunshine Duration in Bermuda

Bermuda boasts a remarkable variation in sunshine duration throughout the year, with January receiving 149 hours of sunshine in Hamilton city, setting a tranquil tone for the winter months. As the seasons change, the island transforms dramatically, culminating in a vibrant 373 hours of sunshine by August in Hamilton city. This increase not only highlights the allure of summer in Bermuda but also emphasizes the island's enticing climate, making it a prime destination for sun-seekers looking to bask in warm, golden rays.

Monthly Sunshine Duration in Bermuda

The Bermuda sunshine duration chart shows the total hours of direct sunlight in Bermuda each month, excluding cloudy or obstructed periods, and compares the sunshine duration across different months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec149h216h254h307h359h345h372h373h308h283h227h218h
Data source: Bermuda sunshine duration data aggregated from multiple country locations, generated using Copernicus Climate Change Service information.

Chance of Sun in Bermuda

When considering the likelihood of sunny weather, Bermuda showcases notable fluctuations throughout the year. In January, Hamilton experiences a modest 27% chance of sunny days, offering a mix of cooler temperatures and occasional overcast skies. In sharp contrast, August in Saint George shines with an impressive 69% likelihood of enjoying bright, sunny weather, making it a peak month for outdoor activities. These trends illustrate how Bermuda's weather transforms dramatically from winter to summer, turning into a sun-soaked paradise for visitors during the warmer months.

Percentage of Sunny Days in Bermuda

The chart illustrates the percentage of sunny days in Bermuda throughout the year. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Bermuda experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec27%40%32%31%47%55%35%69%43%32%28%41%
Data source: Bermuda chance of sun data, generated using information from the Copernicus Climate Change Service.

Average Daylight Hours Across the Bermuda

In Bermuda, the variation in daylight hours throughout the year is quite striking. During December, residents of Hamilton city experience around 10 hours of daylight, which offers a cozy ambiance amidst the winter chill. As the year progresses into June, this figure jumps significantly to 14 hours, inviting longer days filled with sun-soaked adventures. This seasonal shift not only highlights the island's tropical allure but also sets the perfect backdrop for outdoor activities and exploration, making each season distinctly captivating.

Average Monthly Daylight Hours in Bermuda

This chart shows the total daylight hours Bermuda receives each month, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 17m11h 2m12h12h 59m13h 49m14h 13m13h 59m13h 16m12h 19m11h 20m10h 29m10h 3m
Data source: Bermuda daylight hours, calculated by summing the hours between sunrise and sunset for each day.

Climate Breakdown by Bermuda Region

Nestled in the Atlantic, Hamilton city, Bermuda, boasts a mild tropical climate that invites visitors year-round. From the cool temperatures of January, averaging 19°C (66°F), to the warm, balmy days of July and August with highs reaching 28°C (83°F) and 29°C (84°F), there’s hardly a bad time to explore. While the summer months bring increased humidity, peaking at 86% in July, the pleasant ocean breezes help temper the warmth. Precipitation levels vary throughout the year, with notable rainfall in March and November, but this only adds to the island's lush, vibrant landscape. For a detailed look at the weather patterns that shape this enchanting locale, check out Hamilton city climate.

Nestled in the Atlantic, Saint George, Bermuda, enjoys a mild and inviting climate year-round, with temperatures ranging from a cozy 11°C (53°F) in January to a warm 29°C (84°F) in August. Visitors can expect comfortable weather, especially from late spring through early autumn, with average temperatures hovering around 24°C (76°F) in June and October. While the island experiences its fair share of rain, particularly in March and November, the humidity stays pleasantly moderate, peaking in the summer months at around 86%. Overall, the climate in Saint George is perfect for outdoor exploration and soaking up the sun. For more detailed insights, check out the Saint George climate.

Summary and Key Takeaways on the Climate of the Bermuda

The climate of Bermuda showcases a warm and inviting atmosphere year-round, with temperatures ranging from a cool 11°C (52°F) in March to a balmy 29°C (84°F) in August in Saint George. Monthly precipitation varies significantly, peaking at 148 mm (5.8 in) in March in Saint George, a time when the island experiences its wettest conditions. Conversely, May sees a drop to a more manageable 74 mm (2.9 in) in Hamilton city. The humidity levels add to the tropical feel, with averages soaring to 86% in July and dropping to a comfortable 77% in December in Hamilton city. This blend of warmth and moisture creates a lush environment, making Bermuda an ideal destination for those seeking a vibrant, subtropical escape throughout the year.