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Monthly climate in McCormick, South Carolina, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification McCormick features a humid subtropical climate (Cfa).Temperatures typically range between 9 °C (48 °F) and 27 °C (82 °F) through the year, but rarely can drop to -8 °C (18 °F) or can rise to as high as 37 °C (99 °F).The average annual precipitation amounts to about 1230 mm (48.4 inches) and receives 122 rainy days on the 1 mm (0.04 inches) threshold annually.McCormick enjoys an average of 3150 hours of sunshine throughout the year, and daylight varies from 9 hours 55 minutes to 14 hours 21 minutes per day.

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

The warmest months in McCormick are June, July and August, with daily mean temperatures ranging from 26 to 27 °C (78 - 82 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 9 to 11 °C (48 - 53 °F) throughout the day. On average each year, McCormick experiences 162 days above 25 °C (77.0 °F) and 14 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in McCormick, 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
(78°F)		 28°C
(82°F)		 30°C
(86°F)		 31°C
(88°F)		 36°C
(97°F)		 36°C
(97°F)		 36°C
(98°F)		 36°C
(97°F)		 36°C
(98°F)		 37°C
(99°F)		 27°C
(81°F)		 26°C
(79°F)
Mean maximum 23°C
(74°F)		 26°C
(79°F)		 28°C
(82°F)		 30°C
(86°F)		 34°C
(94°F)		 34°C
(94°F)		 36°C
(97°F)		 35°C
(96°F)		 35°C
(95°F)		 33°C
(92°F)		 26°C
(80°F)		 22°C
(73°F)
Average high 14°C
(57°F)		 17°C
(63°F)		 20°C
(68°F)		 24°C
(75°F)		 28°C
(83°F)		 31°C
(88°F)		 33°C
(91°F)		 32°C
(90°F)		 30°C
(87°F)		 26°C
(79°F)		 18°C
(65°F)		 15°C
(59°F)
Daily mean 9°C
(48°F)		 11°C
(53°F)		 14°C
(57°F)		 18°C
(64°F)		 23°C
(73°F)		 26°C
(78°F)		 27°C
(82°F)		 27°C
(81°F)		 25°C
(77°F)		 20°C
(68°F)		 12°C
(55°F)		 10°C
(50°F)
Average low 4°C
(40°F)		 6°C
(44°F)		 9°C
(48°F)		 12°C
(54°F)		 18°C
(64°F)		 21°C
(71°F)		 23°C
(74°F)		 23°C
(73°F)		 20°C
(69°F)		 15°C
(60°F)		 7°C
(45°F)		 5°C
(42°F)
Mean minimum -4°C
(25°F)		 -2°C
(30°F)		 -1°C
(30°F)		 4°C
(39°F)		 9°C
(49°F)		 17°C
(63°F)		 20°C
(69°F)		 19°C
(67°F)		 15°C
(58°F)		 6°C
(43°F)		 -1°C
(31°F)		 -2°C
(29°F)
Minimum -8°C
(18°F)		 -3°C
(27°F)		 -4°C
(25°F)		 1°C
(34°F)		 8°C
(47°F)		 15°C
(59°F)		 18°C
(64°F)		 17°C
(64°F)		 11°C
(52°F)		 2°C
(36°F)		 -3°C
(27°F)		 -5°C
(23°F)

Compare climate in McCormick with other places

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

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

McCormick usually has the most precipitation in February, August and December, with an average of 11 rainy days and 119 mm (4.7 inches) of precipitation per month.The driest months in McCormick are March, September and November. On average, 87 mm (3.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in McCormick, 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) 100 (4.0) 119 (4.7) 90 (3.6) 107 (4.2) 114 (4.5) 90 (3.6) 106 (4.2) 124 (4.9) 82 (3.2) 92 (3.6) 89 (3.5) 115 (4.5)
Average precipitation days (≥ 1 mm) 9 11 11 8 9 13 14 14 7 9 7 10

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

The sunniest months in McCormick are June, July and August, when the sun shines an average of 10 hours 35 minutes a day.Least sunny months in McCormick: January, February and December receive an average of 5 hours 58 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in McCormick, 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 169 172 243 281 305 314 346 313 294 271 238 201
Mean daily daylight hours 10h 10m 10h 58m 11h 59m 13h 2m 13h 55m 14h 21m 14h 7m 13h 20m 12h 20m 11h 17m 10h 22m 9h 55m

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

McCormick experiences the highest level of ultraviolet (UV) radiation in May, June and July, 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 McCormick UV Index data.

Average daily maximum UV levels by month for McCormick, 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 10 9 8 6 4