Brunswick weather by month & the best time to visit
United States · beach resort · humid subtropical climate

The best time to visit Brunswick is November — its sunniest month (Sunshine Score 84/100), with April and May close behind. Brunswick averages about 2,572 hours of sunshine a year. Daytime highs around 20°C / 68°F and roughly 54 mm of rain in November.
When is the best time to visit Brunswick?
For sunshine, the best time to visit Brunswick is November, then April and May. The dullest month is January (48/100, 64 mm of rain). The full month-by-month picture is in the table below.
How sunny is Brunswick?
Brunswick gets a lot of sun: around 2,572 hours a year. November (84/100) is noticeably better than January (48). It ranks #179 of 580 destinations in United States for annual sunshine, above the national median of 2,279 hours. The year's 1,181 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 48 | 15° / 59°F | 8° / 46°F | 64 mm | 3 | 13° / 55°F |
| February | 53 | 16° / 61°F | 9° / 48°F | 78 mm | 5 | 15° / 59°F |
| March | 73 | 19° / 66°F | 12° / 54°F | 81 mm | 6 | 19° / 66°F |
| April | 82 | 23° / 73°F | 16° / 61°F | 68 mm | 8 | 22° / 72°F |
| May | 78 | 27° / 81°F | 21° / 70°F | 89 mm | 8 | 25° / 77°F |
| June | 67 | 30° / 86°F | 24° / 75°F | 159 mm | 9 | 28° / 82°F |
| July | 71 | 31° / 88°F | 25° / 77°F | 127 mm | 9 | 31° / 88°F |
| August | 67 | 31° / 88°F | 25° / 77°F | 165 mm | 8 | 30° / 86°F |
| September | 72 | 29° / 84°F | 24° / 75°F | 121 mm | 7 | 28° / 82°F |
| October | 77 | 25° / 77°F | 19° / 66°F | 93 mm | 6 | 24° / 75°F |
| November | 84 | 20° / 68°F | 14° / 57°F | 54 mm | 4 | 21° / 70°F |
| December | 59 | 17° / 63°F | 10° / 50°F | 82 mm | 3 | 15° / 59°F |
Sea temperature in Brunswick by month
The sea off Brunswick is warmest in July at around 31°C / 88°F, and coolest in January at 13°C / 55°F. The water sits at a comfortable 21°C or warmer roughly 8 months a year. Month-by-month sea-surface temperatures are in the Sea column of the table above.
Nearest destinations
Brunswick: questions and answers
What kind of destination is Brunswick?
Brunswick is a beach resort in United States with a humid subtropical climate — the sea reaches 31°C at its warmest and is swimmable (21°C+) about 8 months a year.
How many hours of sunshine does Brunswick get a year?
Brunswick gets about 2,572 hours of sunshine a year, at its best around November.
When is the best time to visit Brunswick?
The sunniest time to visit Brunswick is November, when the Sunshine Score peaks at 84/100 (with April and May close behind). Expect daytime highs around 20°C / 68°F.
What is the least sunny month in Brunswick?
January is the least sunny month in Brunswick, scoring 48/100 with about 64 mm of rain.
What is the sea temperature in Brunswick?
The sea in Brunswick ranges from about 13°C (January) to 31°C (July). Month-by-month sea temperatures are on this page.
How strong is the sun in Brunswick?
The typical midday UV index in Brunswick peaks around 9 (very high) in June, easing to about 3 (moderate) in January. Month-by-month midday UV values are in the UV column of the table on this page.
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