Last updated: March 2, 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.
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).
| 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 temperature, precipitation, sunshine, UV index in Morrisville, North Carolina, United States with other places around the world.
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.
| 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 |
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.
| 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 |
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.
| 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 |
Discover in-depth weather details for every month in Morrisville. 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 Morrisville'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.