Last updated: March 2, 2024
Under the Köppen–Geiger climate classification Williamsburg features a humid subtropical climate (Cfa). Temperatures typically range between 4 °C (39 °F) and 25 °C (78 °F) through the year, but rarely can drop to -16 °C (3 °F) or can rise to as high as 36 °C (97 °F). The average annual precipitation amounts to about 1530 mm (60.2 inches) and receives 145 rainy days on the 1 mm (0.04 inches) threshold annually. Williamsburg enjoys an average of 2978 hours of sunshine throughout the year, and daylight varies from 9 hours 40 minutes to 14 hours 37 minutes per day.
The warmest months in Williamsburg are June, July and August, with daily mean temperatures ranging from 23 to 25 °C (74 - 78 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 4 to 7 °C (39 - 44 °F) throughout the day. On average each year, Williamsburg experiences 123 days above 25 °C (77.0 °F) and 50 days below 0 °C (32.0 °F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum | 22°C (72°F) |
26°C (79°F) |
29°C (84°F) |
31°C (87°F) |
33°C (92°F) |
34°C (94°F) |
35°C (96°F) |
36°C (97°F) |
35°C (96°F) |
35°C (96°F) |
27°C (81°F) |
23°C (74°F) |
| Mean maximum | 19°C (67°F) |
23°C (74°F) |
26°C (78°F) |
28°C (83°F) |
31°C (88°F) |
32°C (90°F) |
34°C (94°F) |
33°C (91°F) |
32°C (90°F) |
31°C (87°F) |
23°C (74°F) |
20°C (68°F) |
| Average high | 8°C (47°F) |
12°C (53°F) |
16°C (60°F) |
20°C (68°F) |
25°C (77°F) |
28°C (82°F) |
30°C (87°F) |
29°C (85°F) |
27°C (82°F) |
22°C (72°F) |
14°C (58°F) |
11°C (52°F) |
| Daily mean | 4°C (39°F) |
7°C (44°F) |
10°C (51°F) |
14°C (58°F) |
20°C (68°F) |
23°C (74°F) |
25°C (78°F) |
24°C (76°F) |
22°C (72°F) |
16°C (62°F) |
8°C (47°F) |
6°C (44°F) |
| Average low | 0°C (32°F) |
2°C (36°F) |
5°C (41°F) |
9°C (48°F) |
15°C (59°F) |
19°C (66°F) |
21°C (70°F) |
20°C (68°F) |
17°C (64°F) |
11°C (53°F) |
3°C (38°F) |
2°C (36°F) |
| Mean minimum | -11°C (12°F) |
-8°C (17°F) |
-6°C (21°F) |
-1°C (30°F) |
6°C (42°F) |
13°C (56°F) |
16°C (61°F) |
15°C (60°F) |
10°C (50°F) |
1°C (35°F) |
-5°C (24°F) |
-7°C (19°F) |
| Minimum | -16°C (3°F) |
-12°C (10°F) |
-11°C (13°F) |
-3°C (28°F) |
1°C (33°F) |
9°C (48°F) |
14°C (58°F) |
14°C (57°F) |
7°C (46°F) |
-2°C (29°F) |
-9°C (17°F) |
-12°C (11°F) |
Compare temperature, precipitation, sunshine, UV index in Williamsburg, Kentucky, United States with other places around the world.
Williamsburg usually has the most precipitation in February, March and April, with an average of 13 rainy days and 161 mm (6.3 inches) of precipitation per month. The driest months in Williamsburg are January, July and November. On average, 92 mm (3.6 inches) of precipitation falls during these months.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average precipitation mm (inches) | 97 (3.8) | 188 (7.4) | 148 (5.8) | 146 (5.8) | 122 (4.8) | 129 (5.1) | 104 (4.1) | 146 (5.7) | 108 (4.2) | 130 (5.1) | 75 (2.9) | 136 (5.4) |
| Average precipitation days (≥ 1 mm) | 12 | 15 | 13 | 12 | 13 | 13 | 14 | 14 | 10 | 9 | 9 | 11 |
The sunniest months in Williamsburg are June, July and August, when the sun shines an average of 10 hours 32 minutes a day. Least sunny months in Williamsburg: January, February and December receive an average of 5 hours 3 minutes of sunshine daily.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean monthly sunshine hours | 135 | 157 | 227 | 251 | 305 | 314 | 339 | 316 | 281 | 263 | 219 | 167 |
| Mean daily daylight hours | 9h 57m | 10h 50m | 11h 59m | 13h 9m | 14h 8m | 14h 37m | 14h 21m | 13h 29m | 12h 21m | 11h 11m | 10h 11m | 9h 40m |
Williamsburg 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 Williamsburg UV Index data.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV Index (month maximum) | 3 | 6 | 7 | 9 | 11 | 11 | 11 | 10 | 9 | 7 | 5 | 3 |
Discover in-depth weather details for every month in Williamsburg. 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 Williamsburg'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.