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Monthly climate in Beaufort, South Carolina, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Beaufort features a humid subtropical climate (Cfa).Temperatures typically range between 11 °C (52 °F) and 28 °C (82 °F) through the year, but rarely can drop to -11 °C (13 °F) or can rise to as high as 38 °C (100 °F).The average annual precipitation amounts to about 1277 mm (50.3 inches) and receives 139 rainy days on the 1 mm (0.04 inches) threshold annually.Beaufort enjoys an average of 3388 hours of sunshine throughout the year, and daylight varies from 10 hours 2 minutes to 14 hours 14 minutes per day.

Monthly average temperatures in Beaufort, South Carolina, United States §

The warmest months in Beaufort are June, July and August, with daily mean temperatures ranging from 26 to 28 °C (79 - 82 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 11 to 14 °C (52 - 57 °F) throughout the day. On average each year, Beaufort experiences 173 days above 25 °C (77.0 °F) and 7 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Beaufort, South Carolina, 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 26°C
(80°F)		 29°C
(84°F)		 32°C
(90°F)		 33°C
(91°F)		 38°C
(100°F)		 36°C
(97°F)		 36°C
(98°F)		 37°C
(99°F)		 35°C
(96°F)		 34°C
(93°F)		 30°C
(86°F)		 26°C
(79°F)
Mean maximum 25°C
(77°F)		 26°C
(80°F)		 29°C
(84°F)		 30°C
(86°F)		 34°C
(93°F)		 34°C
(94°F)		 35°C
(95°F)		 35°C
(95°F)		 34°C
(93°F)		 32°C
(89°F)		 28°C
(82°F)		 24°C
(76°F)
Average high 16°C
(61°F)		 19°C
(67°F)		 21°C
(71°F)		 24°C
(76°F)		 28°C
(83°F)		 30°C
(87°F)		 32°C
(89°F)		 31°C
(88°F)		 30°C
(86°F)		 27°C
(80°F)		 20°C
(69°F)		 17°C
(63°F)
Daily mean 11°C
(52°F)		 14°C
(57°F)		 16°C
(61°F)		 19°C
(67°F)		 24°C
(75°F)		 26°C
(79°F)		 28°C
(82°F)		 27°C
(81°F)		 26°C
(78°F)		 22°C
(72°F)		 15°C
(59°F)		 12°C
(54°F)
Average low 6°C
(44°F)		 9°C
(49°F)		 11°C
(52°F)		 14°C
(58°F)		 19°C
(67°F)		 23°C
(73°F)		 24°C
(76°F)		 24°C
(76°F)		 22°C
(72°F)		 18°C
(64°F)		 10°C
(50°F)		 8°C
(46°F)
Mean minimum -3°C
(26°F)		 0°C
(32°F)		 -0°C
(31°F)		 6°C
(42°F)		 11°C
(52°F)		 18°C
(65°F)		 22°C
(71°F)		 22°C
(71°F)		 17°C
(62°F)		 9°C
(48°F)		 1°C
(34°F)		 -0°C
(32°F)
Minimum -11°C
(13°F)		 -2°C
(28°F)		 -2°C
(29°F)		 3°C
(37°F)		 9°C
(49°F)		 16°C
(61°F)		 20°C
(69°F)		 21°C
(69°F)		 14°C
(57°F)		 3°C
(38°F)		 -1°C
(31°F)		 -3°C
(26°F)

Compare climate in Beaufort with other places

Compare temperature, precipitation, sunshine, UV index in Beaufort, South Carolina, United States with other places around the world.

Monthly average precipitation in Beaufort, South Carolina, United States §

Beaufort usually has the most precipitation in June, July and August, with an average of 19 rainy days and 166 mm (6.5 inches) of precipitation per month.The driest months in Beaufort are January, March and October. On average, 67 mm (2.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Beaufort, South Carolina, 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) 59 (2.3) 78 (3.1) 67 (2.6) 90 (3.6) 93 (3.7) 139 (5.5) 174 (6.8) 184 (7.3) 120 (4.7) 74 (2.9) 83 (3.3) 116 (4.6)
Average precipitation days (≥ 1 mm) 6 9 7 7 11 18 19 22 14 9 8 9

Monthly sunshine hours in Beaufort, South Carolina, United States §

The sunniest months in Beaufort are May, June and July, when the sun shines an average of 10 hours 55 minutes a day.Least sunny months in Beaufort: January, February and December receive an average of 6 hours 51 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Beaufort, South Carolina, 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 191 213 282 308 337 320 347 318 304 293 252 218
Mean daily daylight hours 10h 16m 11h 1m 12h 0m 12h 59m 13h 49m 14h 14m 14h 0m 13h 16m 12h 19m 11h 19m 10h 28m 10h 2m

Solar UV radiation in Beaufort, South Carolina, United States §

Beaufort 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 Beaufort UV Index data.

Average daily maximum UV levels by month for Beaufort, South Carolina, 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