Weather information for the Cumberland Island area is provided below. Average temperatures, climate details and current forecasts are included!
Climate
Monthly average temperatures and precipitation for St. Marys are shown below.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Avg. High | 62° | 64° | 71° | 77° | 82° | 87° | 88° | 88° | 85° | 78° | 71° | 65° |
| Avg. Low | 42° | 44° | 50° | 57° | 64° | 70° | 72° | 72° | 70° | 62° | 54° | 45° |
| Mean | 52° | 54° | 61° | 67° | 74° | 78° | 81° | 81° | 78° | 71° | 64° | 55° |
| Avg. Precip. | 3.4 in | 3.8 in | 3.9 in | 2.8 in | 3.3 in | 5.3 in | 6.3 in | 6.0 in | 6.9 in | 3.3 in | 3.3 in | 2.9 in |
| Note: All temperatures are in degrees Fahrenheit. | ||||||||||||
Today
Chance Rain Showers
Tonight
Chance Rain Showers
Sunday
Slight Chance Showers And Thunderstorms
Sunday Night
Mostly Cloudy
Monday
Partly Sunny
Monday Night
Mostly Cloudy
Detailed Forecast |
|
|---|---|
| Today | A chance of rain showers. Cloudy, with a high near 79. Northeast wind 18 to 24 mph, with gusts as high as 37 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Tonight | A chance of rain showers. Cloudy, with a low around 71. Northeast wind around 24 mph, with gusts as high as 37 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
| Sunday | A chance of rain showers before 8am, then a slight chance of showers and thunderstorms between 11am and 5pm. Mostly cloudy, with a high near 78. Northeast wind 23 to 28 mph, with gusts as high as 40 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible. |
| Sunday Night | Mostly cloudy, with a low around 68. Northeast wind 18 to 28 mph, with gusts as high as 40 mph. |
| Monday | Partly sunny, with a high near 78. Northeast wind 18 to 22 mph, with gusts as high as 33 mph. |
| Monday Night | Mostly cloudy, with a low around 67. |
| Tuesday | Partly sunny, with a high near 78. |
| Tuesday Night | Mostly cloudy, with a low around 66. |
| Wednesday | Mostly sunny, with a high near 81. |
| Wednesday Night | Partly cloudy, with a low around 69. |
| Thursday | A chance of rain showers after 8am. Partly sunny, with a high near 84. Chance of precipitation is 30%. |
| Thursday Night | A chance of rain showers before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 30%. |
| Friday | A chance of showers and thunderstorms. Mostly cloudy, with a high near 84. Chance of precipitation is 40%. |
| Friday Night | A chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 40%. |
