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Monthly climate in Rock Hill, New York, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Rock Hill features a humid continental climate (Dfb).Temperatures typically range between -3 °C (27 °F) and 22 °C (72 °F) through the year, but rarely can drop to -23 °C (-10 °F) or can rise to as high as 34 °C (93 °F).The average annual precipitation amounts to about 1501 mm (59.1 inches) and receives 142 rainy days on the 1 mm (0.04 inches) threshold annually.Rock Hill enjoys an average of 2895 hours of sunshine throughout the year, and daylight varies from 9 hours 11 minutes to 15 hours 7 minutes per day.

Monthly average temperatures in Rock Hill, New York, United States §

The warmest months in Rock Hill are June, July and August, with daily mean temperatures ranging from 19 to 22 °C (66 - 72 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -3 to 0 °C (27 - 32 °F) throughout the day. On average each year, Rock Hill experiences 58 days above 25 °C (77.0 °F) and 113 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Rock Hill, New York, 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 16°C
(61°F)		 23°C
(73°F)		 23°C
(73°F)		 28°C
(82°F)		 32°C
(89°F)		 32°C
(90°F)		 34°C
(93°F)		 32°C
(90°F)		 31°C
(88°F)		 28°C
(82°F)		 23°C
(74°F)		 16°C
(61°F)
Mean maximum 12°C
(53°F)		 16°C
(61°F)		 19°C
(67°F)		 24°C
(75°F)		 29°C
(85°F)		 31°C
(88°F)		 32°C
(90°F)		 30°C
(87°F)		 29°C
(85°F)		 25°C
(77°F)		 20°C
(68°F)		 13°C
(56°F)
Average high 1°C
(34°F)		 3°C
(38°F)		 7°C
(44°F)		 13°C
(56°F)		 19°C
(67°F)		 24°C
(75°F)		 27°C
(81°F)		 26°C
(79°F)		 23°C
(73°F)		 16°C
(62°F)		 8°C
(47°F)		 3°C
(38°F)
Daily mean -3°C
(27°F)		 -1°C
(30°F)		 2°C
(36°F)		 8°C
(47°F)		 14°C
(58°F)		 19°C
(66°F)		 22°C
(72°F)		 21°C
(70°F)		 18°C
(64°F)		 12°C
(54°F)		 4°C
(39°F)		 -0°C
(32°F)
Average low -7°C
(21°F)		 -6°C
(22°F)		 -3°C
(27°F)		 3°C
(38°F)		 9°C
(49°F)		 14°C
(57°F)		 18°C
(64°F)		 17°C
(63°F)		 13°C
(56°F)		 8°C
(46°F)		 -0°C
(32°F)		 -4°C
(26°F)
Mean minimum -18°C
(1°F)		 -17°C
(2°F)		 -13°C
(10°F)		 -4°C
(25°F)		 1°C
(35°F)		 9°C
(49°F)		 12°C
(55°F)		 10°C
(51°F)		 5°C
(42°F)		 0°C
(32°F)		 -9°C
(15°F)		 -14°C
(8°F)
Minimum -23°C
(-10°F)		 -23°C
(-8°F)		 -17°C
(2°F)		 -6°C
(22°F)		 -2°C
(29°F)		 5°C
(41°F)		 11°C
(51°F)		 8°C
(47°F)		 2°C
(36°F)		 -2°C
(29°F)		 -16°C
(3°F)		 -18°C
(0°F)

Compare climate in Rock Hill with other places

Compare temperature, precipitation, sunshine, UV index in Rock Hill, New York, United States with other places around the world.

Monthly average precipitation in Rock Hill, New York, United States §

Rock Hill usually has the most precipitation in April, May and October, with an average of 14 rainy days and 152 mm (6.0 inches) of precipitation per month.The driest months in Rock Hill are January, March and September. On average, 97 mm (3.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Rock Hill, New York, 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) 88 (3.5) 115 (4.5) 101 (4.0) 143 (5.6) 150 (5.9) 124 (4.9) 141 (5.6) 136 (5.4) 103 (4.0) 164 (6.4) 110 (4.3) 126 (4.9)
Average precipitation days (≥ 1 mm) 9 13 10 14 15 12 13 12 9 13 11 11

Monthly sunshine hours in Rock Hill, New York, United States §

The sunniest months in Rock Hill are June, July and August, when the sun shines an average of 10 hours 30 minutes a day.Least sunny months in Rock Hill: January, February and December receive an average of 5 hours 15 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Rock Hill, New York, 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 140 174 246 238 269 313 337 315 276 220 197 164
Mean daily daylight hours 9h 32m 10h 36m 11h 58m 13h 21m 14h 32m 15h 7m 14h 48m 13h 45m 12h 25m 11h 2m 9h 49m 9h 11m

Solar UV radiation in Rock Hill, New York, United States §

Rock Hill experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 10 - 10, which corresponds to the Very High category of sun exposure.January, November and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 4. For more detailed information, check out our hourly Rock Hill UV Index data.

Average daily maximum UV levels by month for Rock Hill, New York, 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) 3 5 6 8 10 10 10 9 8 6 4 2