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Monthly climate in Morrisville, North Carolina, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Morrisville features a humid subtropical climate (Cfa).Temperatures typically range between 6 °C (43 °F) and 27 °C (81 °F) through the year, but rarely can drop to -14 °C (7 °F) or can rise to as high as 37 °C (99 °F).The average annual precipitation amounts to about 1313 mm (51.7 inches) and receives 129 rainy days on the 1 mm (0.04 inches) threshold annually.Morrisville enjoys an average of 3136 hours of sunshine throughout the year, and daylight varies from 9 hours 46 minutes to 14 hours 31 minutes per day.

Monthly average temperatures in Morrisville, North Carolina, United States §

The warmest months in Morrisville are June, July and August, with daily mean temperatures ranging from 25 to 27 °C (76 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 6 to 9 °C (43 - 49 °F) throughout the day. On average each year, Morrisville experiences 142 days above 25 °C (77.0 °F) and 34 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Morrisville, 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 25°C
(77°F)		 27°C
(81°F)		 30°C
(87°F)		 31°C
(88°F)		 36°C
(97°F)		 37°C
(98°F)		 37°C
(99°F)		 35°C
(96°F)		 35°C
(96°F)		 37°C
(98°F)		 29°C
(84°F)		 23°C
(74°F)
Mean maximum 22°C
(72°F)		 24°C
(76°F)		 27°C
(81°F)		 30°C
(86°F)		 35°C
(94°F)		 34°C
(94°F)		 36°C
(97°F)		 34°C
(94°F)		 34°C
(93°F)		 31°C
(89°F)		 26°C
(80°F)		 22°C
(71°F)
Average high 11°C
(52°F)		 15°C
(59°F)		 17°C
(63°F)		 23°C
(73°F)		 27°C
(81°F)		 30°C
(86°F)		 32°C
(90°F)		 31°C
(88°F)		 29°C
(84°F)		 24°C
(76°F)		 16°C
(62°F)		 14°C
(57°F)
Daily mean 6°C
(43°F)		 9°C
(49°F)		 12°C
(53°F)		 17°C
(62°F)		 22°C
(71°F)		 25°C
(76°F)		 27°C
(81°F)		 26°C
(79°F)		 23°C
(75°F)		 18°C
(66°F)		 11°C
(51°F)		 8°C
(47°F)
Average low 2°C
(35°F)		 4°C
(39°F)		 6°C
(43°F)		 11°C
(52°F)		 17°C
(62°F)		 20°C
(68°F)		 22°C
(73°F)		 22°C
(72°F)		 19°C
(67°F)		 14°C
(57°F)		 5°C
(42°F)		 3°C
(38°F)
Mean minimum -9°C
(17°F)		 -5°C
(23°F)		 -4°C
(25°F)		 1°C
(34°F)		 6°C
(43°F)		 15°C
(59°F)		 18°C
(64°F)		 17°C
(62°F)		 12°C
(54°F)		 5°C
(41°F)		 -3°C
(26°F)		 -5°C
(23°F)
Minimum -14°C
(7°F)		 -7°C
(20°F)		 -5°C
(24°F)		 -2°C
(28°F)		 4°C
(39°F)		 11°C
(52°F)		 16°C
(60°F)		 15°C
(59°F)		 9°C
(48°F)		 1°C
(34°F)		 -4°C
(24°F)		 -7°C
(20°F)

Compare climate in Morrisville with other places

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

Monthly average precipitation in Morrisville, North Carolina, United States §

Morrisville usually has the most precipitation in June, August and September, with an average of 13 rainy days and 137 mm (5.4 inches) of precipitation per month.The driest months in Morrisville are March, October and November. On average, 83 mm (3.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Morrisville, 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) 93 (3.6) 107 (4.2) 80 (3.2) 114 (4.5) 114 (4.5) 131 (5.2) 117 (4.6) 141 (5.6) 140 (5.5) 85 (3.4) 83 (3.3) 107 (4.2)
Average precipitation days (≥ 1 mm) 9 11 10 10 10 13 15 16 10 8 7 10

Monthly sunshine hours in Morrisville, North Carolina, United States §

The sunniest months in Morrisville are June, July and August, when the sun shines an average of 10 hours 29 minutes a day.Least sunny months in Morrisville: January, February and December receive an average of 6 hours 3 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Morrisville, 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 167 180 250 280 302 311 341 312 285 269 233 203
Mean daily daylight hours 10h 2m 10h 53m 11h 59m 13h 6m 14h 3m 14h 31m 14h 16m 13h 26m 12h 21m 11h 13m 10h 15m 9h 46m

Solar UV radiation in Morrisville, North Carolina, United States §

Morrisville 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 Morrisville UV Index data.

Average daily maximum UV levels by month for Morrisville, 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 3