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Monthly climate in Watts Mills, South Carolina, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Watts Mills features a humid subtropical climate (Cfa).Temperatures typically range between 8 °C (46 °F) and 27 °C (81 °F) through the year, but rarely can drop to -11 °C (12 °F) or can rise to as high as 37 °C (98 °F).The average annual precipitation amounts to about 1281 mm (50.4 inches) and receives 126 rainy days on the 1 mm (0.04 inches) threshold annually.Watts Mills enjoys an average of 3161 hours of sunshine throughout the year, and daylight varies from 9 hours 52 minutes to 14 hours 24 minutes per day.

Monthly average temperatures in Watts Mills, South Carolina, United States §

The warmest months in Watts Mills are June, July and August, with daily mean temperatures ranging from 25 to 27 °C (78 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 8 to 11 °C (46 - 51 °F) throughout the day. On average each year, Watts Mills experiences 152 days above 25 °C (77.0 °F) and 27 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Watts Mills, 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
(79°F)		 27°C
(80°F)		 31°C
(88°F)		 30°C
(86°F)		 35°C
(96°F)		 34°C
(94°F)		 36°C
(97°F)		 36°C
(96°F)		 36°C
(96°F)		 37°C
(98°F)		 27°C
(81°F)		 26°C
(80°F)
Mean maximum 23°C
(73°F)		 25°C
(78°F)		 27°C
(81°F)		 29°C
(85°F)		 34°C
(93°F)		 34°C
(93°F)		 35°C
(96°F)		 35°C
(95°F)		 34°C
(94°F)		 32°C
(91°F)		 26°C
(79°F)		 22°C
(72°F)
Average high 13°C
(55°F)		 16°C
(61°F)		 19°C
(66°F)		 23°C
(74°F)		 28°C
(82°F)		 30°C
(87°F)		 32°C
(91°F)		 32°C
(89°F)		 30°C
(86°F)		 25°C
(77°F)		 17°C
(64°F)		 14°C
(58°F)
Daily mean 8°C
(46°F)		 11°C
(51°F)		 13°C
(56°F)		 17°C
(63°F)		 22°C
(72°F)		 25°C
(78°F)		 27°C
(81°F)		 26°C
(79°F)		 24°C
(76°F)		 19°C
(67°F)		 11°C
(53°F)		 9°C
(49°F)
Average low 3°C
(38°F)		 5°C
(42°F)		 8°C
(46°F)		 11°C
(53°F)		 17°C
(62°F)		 21°C
(69°F)		 23°C
(73°F)		 22°C
(72°F)		 19°C
(67°F)		 14°C
(58°F)		 6°C
(43°F)		 4°C
(40°F)
Mean minimum -6°C
(22°F)		 -3°C
(26°F)		 -3°C
(27°F)		 2°C
(36°F)		 8°C
(46°F)		 16°C
(61°F)		 19°C
(67°F)		 18°C
(64°F)		 13°C
(56°F)		 4°C
(40°F)		 -3°C
(27°F)		 -4°C
(25°F)
Minimum -11°C
(12°F)		 -5°C
(24°F)		 -4°C
(25°F)		 -1°C
(31°F)		 6°C
(43°F)		 14°C
(57°F)		 18°C
(64°F)		 16°C
(61°F)		 9°C
(49°F)		 0°C
(33°F)		 -4°C
(25°F)		 -7°C
(20°F)

Compare climate in Watts Mills with other places

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

Monthly average precipitation in Watts Mills, South Carolina, United States §

Watts Mills usually has the most precipitation in February, May and August, with an average of 12 rainy days and 123 mm (4.8 inches) of precipitation per month.The driest months in Watts Mills are March, June and November. On average, 91 mm (3.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Watts Mills, 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) 94 (3.7) 122 (4.8) 94 (3.7) 109 (4.3) 122 (4.8) 88 (3.5) 109 (4.3) 124 (4.9) 105 (4.1) 105 (4.1) 92 (3.6) 117 (4.6)
Average precipitation days (≥ 1 mm) 8 12 11 8 10 13 15 14 8 9 8 10

Monthly sunshine hours in Watts Mills, South Carolina, United States §

The sunniest months in Watts Mills are June, July and August, when the sun shines an average of 10 hours 40 minutes a day.Least sunny months in Watts Mills: January, February and December receive an average of 6 hours 2 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Watts Mills, 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 169 177 240 279 306 318 347 315 292 271 238 201
Mean daily daylight hours 10h 7m 10h 56m 11h 59m 13h 4m 13h 58m 14h 24m 14h 10m 13h 22m 12h 20m 11h 16m 10h 20m 9h 52m

Solar UV radiation in Watts Mills, South Carolina, United States §

Watts Mills 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 Watts Mills UV Index data.

Average daily maximum UV levels by month for Watts Mills, 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