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Monthly climate in Tybee Island, Georgia, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Tybee Island features a humid subtropical climate (Cfa).Temperatures typically range between 12 °C (54 °F) and 28 °C (82 °F) through the year, but rarely can drop to -1 °C (30 °F) or can rise to as high as 32 °C (90 °F).The average annual precipitation amounts to about 1245 mm (49.0 inches) and receives 128 rainy days on the 1 mm (0.04 inches) threshold annually.Tybee Island enjoys an average of 3419 hours of sunshine throughout the year, and daylight varies from 10 hours 4 minutes to 14 hours 11 minutes per day.

Monthly average temperatures in Tybee Island, Georgia, United States §

The warmest months in Tybee Island are July, August and September, with daily mean temperatures ranging from 26 to 28 °C (80 - 82 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 12 to 14 °C (54 - 58 °F) throughout the day. On average each year, Tybee Island experiences 130 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Tybee Island, Georgia, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 22°C
(72°F)		 22°C
(71°F)		 24°C
(76°F)		 28°C
(82°F)		 31°C
(88°F)		 32°C
(90°F)		 32°C
(90°F)		 32°C
(90°F)		 32°C
(90°F)		 30°C
(87°F)		 27°C
(80°F)		 21°C
(70°F)
Mean maximum 20°C
(69°F)		 20°C
(69°F)		 22°C
(73°F)		 25°C
(77°F)		 28°C
(83°F)		 30°C
(86°F)		 31°C
(88°F)		 31°C
(88°F)		 31°C
(88°F)		 28°C
(83°F)		 24°C
(76°F)		 21°C
(70°F)
Average high 15°C
(59°F)		 16°C
(62°F)		 18°C
(65°F)		 21°C
(70°F)		 25°C
(77°F)		 28°C
(82°F)		 29°C
(85°F)		 29°C
(84°F)		 28°C
(82°F)		 25°C
(78°F)		 19°C
(67°F)		 16°C
(61°F)
Daily mean 12°C
(54°F)		 14°C
(58°F)		 16°C
(61°F)		 19°C
(67°F)		 23°C
(74°F)		 26°C
(79°F)		 28°C
(82°F)		 27°C
(82°F)		 26°C
(80°F)		 23°C
(74°F)		 17°C
(63°F)		 14°C
(57°F)
Average low 10°C
(50°F)		 12°C
(54°F)		 14°C
(57°F)		 17°C
(63°F)		 22°C
(71°F)		 25°C
(77°F)		 26°C
(79°F)		 26°C
(79°F)		 25°C
(77°F)		 21°C
(71°F)		 15°C
(59°F)		 12°C
(53°F)
Mean minimum 2°C
(36°F)		 5°C
(41°F)		 5°C
(41°F)		 10°C
(51°F)		 15°C
(59°F)		 21°C
(70°F)		 24°C
(76°F)		 24°C
(76°F)		 21°C
(71°F)		 14°C
(57°F)		 8°C
(46°F)		 5°C
(41°F)
Minimum -1°C
(30°F)		 3°C
(38°F)		 3°C
(38°F)		 7°C
(45°F)		 13°C
(56°F)		 19°C
(66°F)		 24°C
(75°F)		 24°C
(75°F)		 18°C
(65°F)		 8°C
(47°F)		 3°C
(38°F)		 1°C
(34°F)

Compare climate in Tybee Island with other places

Compare temperature, precipitation, sunshine, UV index in Tybee Island, Georgia, United States with other places around the world.

Monthly average precipitation in Tybee Island, Georgia, United States §

Tybee Island usually has the most precipitation in July, August and September, with an average of 17 rainy days and 162 mm (6.4 inches) of precipitation per month.The driest months in Tybee Island are January, March and April. On average, 63 mm (2.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Tybee Island, Georgia, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 54 (2.1) 76 (3.0) 60 (2.4) 74 (2.9) 78 (3.1) 111 (4.4) 152 (6.0) 193 (7.6) 141 (5.5) 95 (3.7) 92 (3.6) 118 (4.7)
Average precipitation days (≥ 1 mm) 7 9 5 7 8 15 17 21 13 10 8 8

Monthly sunshine hours in Tybee Island, Georgia, United States §

The sunniest months in Tybee Island are May, June and July, when the sun shines an average of 11 hours 0 minutes a day.Least sunny months in Tybee Island: January, February and December receive an average of 6 hours 59 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Tybee Island, Georgia, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 193 219 286 311 339 325 349 321 304 294 251 223
Mean daily daylight hours 10h 18m 11h 3m 12h 0m 12h 58m 13h 47m 14h 11m 13h 58m 13h 15m 12h 19m 11h 20m 10h 30m 10h 4m

Solar UV radiation in Tybee Island, Georgia, United States §

Tybee Island experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 11 - 11, which corresponds to the Extreme category of sun exposure.January, November and December are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly Tybee Island UV Index data.

Average daily maximum UV levels by month for Tybee Island, Georgia, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 4 7 9 10 11 11 11 11 10 8 6 4