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Monthly climate in Dillon, South Carolina, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Dillon features a humid subtropical climate (Cfa). Temperatures typically range between 8 °C (47 °F) and 27 °C (81 °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 1301 mm (51.2 inches) and receives 127 rainy days on the 1 mm (0.04 inches) threshold annually. Dillon enjoys an average of 3187 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 Dillon, South Carolina, United States §

The warmest months in Dillon 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 (47 - 53 °F) throughout the day. On average each year, Dillon experiences 165 days above 25 °C (77.0 °F) and 26 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Dillon, 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 27°C
(81°F)		 29°C
(84°F)		 30°C
(87°F)		 33°C
(91°F)		 37°C
(99°F)		 36°C
(97°F)		 38°C
(100°F)		 37°C
(100°F)		 36°C
(97°F)		 38°C
(100°F)		 30°C
(87°F)		 26°C
(79°F)
Mean maximum 24°C
(75°F)		 27°C
(80°F)		 29°C
(84°F)		 31°C
(88°F)		 35°C
(96°F)		 34°C
(94°F)		 36°C
(97°F)		 35°C
(96°F)		 35°C
(94°F)		 33°C
(91°F)		 28°C
(82°F)		 24°C
(75°F)
Average high 14°C
(57°F)		 17°C
(63°F)		 19°C
(67°F)		 24°C
(76°F)		 29°C
(84°F)		 30°C
(87°F)		 32°C
(90°F)		 31°C
(89°F)		 30°C
(86°F)		 26°C
(79°F)		 19°C
(66°F)		 16°C
(60°F)
Daily mean 8°C
(47°F)		 11°C
(53°F)		 13°C
(56°F)		 18°C
(65°F)		 23°C
(73°F)		 25°C
(78°F)		 27°C
(81°F)		 27°C
(80°F)		 25°C
(77°F)		 20°C
(68°F)		 12°C
(54°F)		 10°C
(50°F)
Average low 3°C
(38°F)		 6°C
(43°F)		 8°C
(46°F)		 12°C
(54°F)		 18°C
(64°F)		 21°C
(70°F)		 23°C
(73°F)		 23°C
(73°F)		 20°C
(68°F)		 15°C
(59°F)		 7°C
(44°F)		 5°C
(41°F)
Mean minimum -7°C
(20°F)		 -4°C
(24°F)		 -4°C
(25°F)		 2°C
(36°F)		 8°C
(46°F)		 14°C
(58°F)		 18°C
(65°F)		 18°C
(64°F)		 13°C
(56°F)		 5°C
(41°F)		 -3°C
(27°F)		 -5°C
(24°F)
Minimum -11°C
(13°F)		 -6°C
(22°F)		 -5°C
(23°F)		 -1°C
(30°F)		 5°C
(42°F)		 11°C
(52°F)		 16°C
(62°F)		 16°C
(60°F)		 10°C
(50°F)		 2°C
(36°F)		 -4°C
(26°F)		 -7°C
(20°F)

Compare climate in Dillon with other places

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

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

Dillon usually has the most precipitation in June, August and September, with an average of 13 rainy days and 150 mm (5.9 inches) of precipitation per month. The driest months in Dillon 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 Dillon, 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) 81 (3.2) 93 (3.7) 66 (2.6) 97 (3.8) 119 (4.7) 140 (5.5) 131 (5.2) 152 (6.0) 159 (6.2) 55 (2.2) 84 (3.3) 125 (4.9)
Average precipitation days (≥ 1 mm) 8 10 9 8 10 15 15 17 9 8 8 10

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

The sunniest months in Dillon are May, July and August, when the sun shines an average of 10 hours 20 minutes a day. Least sunny months in Dillon: January, February and December receive an average of 6 hours 12 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Dillon, 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 173 185 251 291 315 305 335 310 294 278 238 205
Mean daily daylight hours 10h 8m 10h 56m 11h 59m 13h 3m 13h 57m 14h 24m 14h 9m 13h 22m 12h 20m 11h 16m 10h 20m 9h 52m

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

Dillon 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 Dillon UV Index data.

Average daily maximum UV levels by month for Dillon, 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 8 10 11 11 11 10 9 8 6 4

Detailed Monthly Weather Insights for Dillon, South Carolina, United States

Discover in-depth weather details for every month in Dillon. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Dillon's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.