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Monthly climate in Harkers Island, North Carolina, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Harkers Island features a humid subtropical climate (Cfa).Temperatures typically range between 11 °C (52 °F) and 27 °C (81 °F) through the year, but rarely can drop to -5 °C (24 °F) or can rise to as high as 30 °C (87 °F).The average annual precipitation amounts to about 1586 mm (62.4 inches) and receives 143 rainy days on the 1 mm (0.04 inches) threshold annually.Harkers Island enjoys an average of 3310 hours of sunshine throughout the year, and daylight varies from 9 hours 51 minutes to 14 hours 25 minutes per day.

Monthly average temperatures in Harkers Island, North Carolina, United States §

The warmest months in Harkers Island are July, August and September, 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 11 to 13 °C (52 - 56 °F) throughout the day. On average each year, Harkers Island experiences 103 days above 25 °C (77.0 °F) and 2 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Harkers Island, North 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 22°C
(72°F)		 20°C
(69°F)		 21°C
(71°F)		 24°C
(76°F)		 29°C
(84°F)		 29°C
(85°F)		 30°C
(86°F)		 30°C
(86°F)		 30°C
(87°F)		 28°C
(82°F)		 25°C
(78°F)		 21°C
(71°F)
Mean maximum 20°C
(69°F)		 19°C
(67°F)		 21°C
(69°F)		 22°C
(73°F)		 26°C
(79°F)		 28°C
(82°F)		 29°C
(85°F)		 29°C
(85°F)		 29°C
(84°F)		 27°C
(80°F)		 23°C
(74°F)		 21°C
(70°F)
Average high 13°C
(56°F)		 15°C
(59°F)		 16°C
(61°F)		 19°C
(67°F)		 23°C
(73°F)		 26°C
(79°F)		 28°C
(82°F)		 28°C
(82°F)		 26°C
(80°F)		 23°C
(74°F)		 18°C
(65°F)		 15°C
(60°F)
Daily mean 11°C
(52°F)		 12°C
(55°F)		 14°C
(57°F)		 17°C
(64°F)		 22°C
(71°F)		 25°C
(77°F)		 27°C
(81°F)		 27°C
(80°F)		 25°C
(78°F)		 22°C
(72°F)		 16°C
(61°F)		 13°C
(56°F)
Average low 8°C
(47°F)		 10°C
(50°F)		 11°C
(53°F)		 16°C
(60°F)		 20°C
(69°F)		 24°C
(75°F)		 26°C
(79°F)		 26°C
(78°F)		 24°C
(76°F)		 20°C
(69°F)		 14°C
(57°F)		 11°C
(52°F)
Mean minimum -1°C
(31°F)		 2°C
(36°F)		 3°C
(38°F)		 8°C
(47°F)		 13°C
(57°F)		 20°C
(69°F)		 23°C
(74°F)		 23°C
(74°F)		 21°C
(70°F)		 13°C
(56°F)		 6°C
(43°F)		 4°C
(39°F)
Minimum -5°C
(24°F)		 1°C
(34°F)		 1°C
(33°F)		 5°C
(42°F)		 11°C
(51°F)		 16°C
(62°F)		 22°C
(73°F)		 21°C
(70°F)		 18°C
(64°F)		 10°C
(51°F)		 4°C
(39°F)		 1°C
(34°F)

Compare climate in Harkers Island with other places

Compare temperature, precipitation, sunshine, UV index in Harkers Island, North Carolina, United States with other places around the world.

Monthly average precipitation in Harkers Island, North Carolina, United States §

Harkers Island usually has the most precipitation in July, August and September, with an average of 16 rainy days and 186 mm (7.3 inches) of precipitation per month.The driest months in Harkers Island are January, March and October. On average, 88 mm (3.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Harkers Island, North 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) 86 (3.4) 140 (5.5) 85 (3.3) 104 (4.1) 109 (4.3) 145 (5.7) 162 (6.4) 194 (7.6) 202 (7.9) 93 (3.7) 117 (4.6) 149 (5.8)
Average precipitation days (≥ 1 mm) 9 11 10 8 10 17 15 20 14 9 9 11

Monthly sunshine hours in Harkers Island, North Carolina, United States §

The sunniest months in Harkers Island are May, June and July, when the sun shines an average of 10 hours 46 minutes a day.Least sunny months in Harkers Island: January, February and December receive an average of 6 hours 28 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Harkers Island, North 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 173 205 279 312 332 322 336 321 297 288 231 210
Mean daily daylight hours 10h 6m 10h 56m 11h 59m 13h 4m 13h 59m 14h 25m 14h 11m 13h 23m 12h 20m 11h 15m 10h 19m 9h 51m

Solar UV radiation in Harkers Island, North Carolina, United States §

Harkers Island 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 exposure category. In these months, the maximum values of the UV index do not exceed 5. For more detailed information, check out our hourly Harkers Island UV Index data.

Average daily maximum UV levels by month for Harkers Island, North 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 6 8 10 11 11 11 10 9 8 5 4