Climate and monthly weather forecast
Brunswick, GA

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The climate of Brunswick

Brunswick, located in Georgia, USA, sees a predominance of a humid subtropical climate, often referred to as Cfa in the Köppen climate classification. The city's geographical location allows it to experience mild winters and hot, humid summers.
Throughout the year, the weather presents a fairly stable pattern with temperatures rising from 47.7°F (8.7°C) in January to a peak of 88.7°F (31.5°C) in July, followed by a gradual decrease towards the end of the year. The relative humidity fluctuates between 72% to 78%, with the highest humidity recorded from August to December. Brunswick receives rainfall throughout the year with a notable peak happening in August, accumulating 3.43" (87mm) of rainfall.
Unique weather conditions in Brunswick include the absence of any dry season, with rainfall observed even during the hottest months. Snowfall is almost negligible with only 0.1 days in January and December expecting snow. The city is quite sunny throughout the year, with an average of 8 hours of sunshine every day, hitting a peak in July with 11 hours of sunshine.

The best time to visit Brunswick

For those seeking to enjoy Brunswick, Georgia, the period between April to June could be ideal. The temperature is comfortably warm, ranging from 68.5°F (20.3°C) to 86.5°F (30.3°C). The hours of daylight are well over 12 - 13 hours, with sunshine spanning anywhere between 9.6 to 10.9 hours a day. The average relative humidity hovers around 74 to 75%, and the peak rainfall of the year has not yet arrived.

The worst time to visit Brunswick

Travelers might want to avoid the months of July through September in Brunswick. While temperatures range from 84.9°F (29.4°C) to 88.7°F (31.5°C), which might appear ideal for a summer visit, the weather is accompanied by significant humidity levels of up to 78%. Furthermore, these months record the highest rainfall, indicating the possibility of consistent wet weather.

Spring weather in Brunswick

Spring season in Brunswick stretches from March to May. Temperatures during this period gradually warm up from 55.8°F (13.2°C) to 81.1°F (27.3°C). Daily sunshine hours increase to around 8 to 10.6 hours, while rainfall inches up slightly from 0.75" (19mm) in March to 1.42" (36mm) in May.

Summer weather in Brunswick

The summer months from June to August bring the highest temperatures, ranging from 84.9°F (29.4°C) to 88.7°F (31.5°C), with the highest relative humidity of the year peaking at 78% in August. Rainfall takes a steep upturn, with the months of July and August, each recording over 2.8" (71mm). Days are longest during these months, with over 14 hours of daylight in June.

Autumn weather in Brunswick

Autumn in Brunswick runs from September through November. The temperatures cool down from 84.9°F (29.4°C) in September to a more comfortable 68.9°F (20.5°C) in November. Rainfall experiences a significant drop in November to 1.02" (26mm), and the relative humidity ranges from 77% to 74%.

Winter weather in Brunswick

From December through February, winter takes hold in Brunswick. The months bring the lowest temperatures of the year, ranging from 60.4°F (15.8°C) in December to 47.7°F (8.7°C) in January. However, these temperatures are still quite mild compared to many other regions. Rainfall in the winter months lies between 0.59" (15mm) to 0.75" (19mm), while the relative humidity remains high, ranging from 73% to 78%. Despite being winter, Brunswick enjoys around 6 to 5.8 hours of sunshine daily throughout these months.

Weather in January

January weather in Brunswick, Georgia sees a gradual drop in temperature from December, making it the coolest month of the year. January features a moderate amount of precipitation, primarily in the form of rain with occasional snowfall on some days. Weather in January »

Weather in February

The weather in February in Brunswick, Georgia shows a slight warming trend when compared to January. February hosts more rainy days when compared to the previous month, promoting the green landscape of Brunswick. The Atlantic Ocean by Brunswick is relatively colder during this month, deterring most from water-related activities. Weather in February »

Weather in March

March in Brunswick, Georgia sees a considerably warmer climate when compared to the chilly January and February. The greenery of Brunswick flourishes under the longer and sunnier days. The Atlantic Ocean starts warming up, yet it might still be too cold for comfortable swimming. Weather in March »

Weather in April

April in Brunswick, Georgia brings a pleasant climate suitable for outdoor activities. The increased hours of daylight paired with the warmer temperatures introduce a vivacious atmosphere throughout the city. The city witnesses increased humidity levels and seawater temperature making it ideal for water sports. Weather in April »

Weather in May

May in Brunswick, Georgia welcomes the much warmer and more humid weather of summer. The sunshine hours approach their yearly peak, extending the opportunity for outdoor activities, while the UV index reaches 7, requiring ample sun protection. Weather in May »

Weather in June

The weather in June in Brunswick, Georgia signifies the full swing of summer. The month presents the longest days of the year, often brilliantly sunny, supporting outdoor activities. Despite frequent rainfall, the city experiences a stable and warm climate. Weather in June »

Weather in July

Brunswick, Georgia experiences its hottest weather in July. The sweltering summer heat is balanced by frequent rain showers, making the city lush and thriving. The slightly cooler sea provides a refreshing escape from the city's heat, and the UV index stays at 7, emphasizing the need for sun precautions. Weather in July »

Weather in August

The hot climate continues in August in Brunswick, Georgia. The balmy nights and peak sea temperatures make strolls on the beach a popular evening activity. The city sees a slight decrease in sun duration even though it is the wettest month of the year. Weather in August »

Weather in September

September weather in Brunswick, Georgia starts to cool down, introducing the first signs of fall. The steadily decreasing daylight hours and temperature begin to provide some relief from summer's scorching heat. Fewer rainy days along with cooling temperatures make sightseeing and outdoor activities thoroughly enjoyable. Weather in September »

Weather in October

October in Brunswick, Georgia exhibits a much cooler and comfortable climate. The city sees a significant decrease in rainfall compared to the past few months. The sea temperature and humidity steadily drop, creating an invigorating atmosphere. Weather in October »

Weather in November

November weather in Brunswick, Georgia features a further drop in temperature and less sunny days. The chilly winds and the relative lack of rainfall make this an ideal time for exploring the city. The sea temperature continues decreasing, dissuading most beach-related activities. Weather in November »

Weather in December

December in Brunswick, Georgia experiences the onset of winter as the temperature continues to drop. The city experiences shorter days, fewer sunshine hours, and ample cloud cover. Despite being a colder month, the sea temperature remains fairly mild. Weather in December »
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest in Brunswick?

January is the coldest month of the year, registering average temperatures as high as 60.4°F (15.8°C) and as low as 47.7°F (8.7°C).

What is the driest month in Brunswick?

January is the month with the least rainfall. Rain falls for 8.2 days and accumulates 0.59" (15mm) of precipitation.

How many days does it rain in Brunswick?

Throughout the year, in Brunswick, Georgia, there are 163.3 rainfall days, and 20.43" (519mm) of precipitation is accumulated.

When it does not snow in Brunswick?

In Brunswick, Georgia, snow does not fall in January, March through November.

How many days does it snow in Brunswick?

Throughout the year, in Brunswick, there are 0.2 snowfall days.

When is the lowest UV index in Brunswick?

The month with the lowest UV index is January, with an average maximum UV index of 3.

When does it snow in Brunswick?

February and December are months with snowfall in Brunswick, Georgia.

What is the snowiest month in Brunswick?

The months with the most snowfall days are February and December, with an average of 0.1 snowfall days.

What is the month with the coldest ocean in Brunswick?

With an average ocean temperature of 58.6°F (14.8°C), February is the month with the coldest seawater in Brunswick.

What is the least humid month in Brunswick?

March is the least humid month in Brunswick, with an average relative humidity of 72%.

When is Daylight Saving Time (DST) in Brunswick?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

What are the months with the highest UV index in Brunswick?

The months with the highest UV index in Brunswick are May through September, with an average maximum UV index of 7.

When are the longest days in Brunswick?

June has the longest days of the year, with an average of 14h and 6min of daylight.

What is the warmest month in Brunswick?

Temperature readings in Brunswick, Georgia, reach their annual highs in July, averaging 88.7°F (31.5°C) and a minimum average of 77°F (25°C).

What month has the most sunshine in Brunswick?

With an average of 11h of sunshine, July has the most sunshine of the year.

What is the most humid month in Brunswick?

The months with the highest humidity are August and December, with an average relative humidity of 78%.

What is the rainiest month in Brunswick?

The month with the most rainfall is August, when the rain falls for 23.3 days and typically aggregates up to 3.43" (87mm) of precipitation.

What is the month with the warmest ocean in Brunswick?

August is the month with the warmest seawater in Brunswick, Georgia, with an average ocean temperature of 83.5°F (28.6°C).

What is the month with the shortest days in Brunswick?

With an average of 10h and 12min of daylight, December has the shortest days of the year in Brunswick.

What is the month with the least sunshine in Brunswick?

December has the least sunshine of the year, with an average of 5.8h of sunshine.

Average temperature
Brunswick, GA

Average temperature - Brunswick, GA

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (60.4°F).

The month with the highest average low temperature is August (77.4°F).
The coldest month (with the lowest average low temperature) is January (47.7°F).

Average pressure
Brunswick, GA

Average pressure - Brunswick, GA

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.98"Hg).

Average wind speed
Brunswick, GA

Average wind speed - Brunswick, GA

The windiest months (with the highest average wind speed) are January and April (8.8mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).

Average humidity
Brunswick, GA

Average humidity - Brunswick, GA

The months with the highest relative humidity are August and December (78%).
The month with the lowest relative humidity is March (72%).

Average rainfall
Brunswick, GA

Average rainfall - Brunswick, GA

The wettest month (with the highest rainfall) is August (3.43").
The driest month (with the least rainfall) is January (0.59").

Average rainfall days
Brunswick, GA

Average rainfall days - Brunswick, GA

The month with the highest number of rainy days is August (23.3 days).
The month with the least rainy days is January (8.2 days).

Average snowfall days
Brunswick, GA

Average snowfall days - Brunswick, GA

The months with the highest number of snowfall days are February and December (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October and November (0 days).

Average sea temperature
Brunswick, GA

Average sea temperature - Brunswick, GA

The best month for swimming (with the highest average sea temperature) is August (83.4°F).
The coldest month (with the lowest average sea temperature) is February (58.5°F).

Average daylight / Average sunshine
Brunswick, GA

Average daylight / Average sunshine - Brunswick, GA

The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).

Average sunshine days
Brunswick, GA

Average sunshine days - Brunswick, GA

The month with the most sunshine days is March (20.1 days).
The month with the least sunshine days is August (4.2 days).

Average UV index
Brunswick, GA

Average UV index - Brunswick, GA

The months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is January (UV index 3).

Average cloud cover
Brunswick, GA

Average cloud cover - Brunswick, GA

The months with the most cloud cover are February and December (Cloud cover 38).
The months with the least cloud cover are April, May, June and July (Cloud cover 27).

Average visibility
Brunswick, GA

Average visibility - Brunswick, GA

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Brunswick, Georgia, USA

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