Last updated: March 2, 2024
Under the Köppen–Geiger climate classification Blacksburg features a humid subtropical climate (Cfa). Temperatures typically range between 7 °C (45 °F) and 27 °C (81 °F) through the year, but rarely can drop to -12 °C (10 °F) or can rise to as high as 37 °C (99 °F). The average annual precipitation amounts to about 1297 mm (51.1 inches) and receives 127 rainy days on the 1 mm (0.04 inches) threshold annually. Blacksburg enjoys an average of 3104 hours of sunshine throughout the year, and daylight varies from 9 hours 49 minutes to 14 hours 28 minutes per day.
The warmest months in Blacksburg are June, July and August, with daily mean temperatures ranging from 25 to 27 °C (77 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 7 to 10 °C (45 - 50 °F) throughout the day. On average each year, Blacksburg experiences 144 days above 25 °C (77.0 °F) and 28 days below 0 °C (32.0 °F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum | 26°C (78°F) |
26°C (79°F) |
31°C (87°F) |
30°C (86°F) |
36°C (97°F) |
35°C (95°F) |
37°C (99°F) |
35°C (96°F) |
35°C (96°F) |
36°C (97°F) |
27°C (80°F) |
25°C (78°F) |
| Mean maximum | 22°C (72°F) |
25°C (77°F) |
27°C (81°F) |
29°C (85°F) |
33°C (92°F) |
34°C (93°F) |
36°C (97°F) |
34°C (94°F) |
34°C (93°F) |
32°C (89°F) |
26°C (78°F) |
22°C (71°F) |
| Average high | 12°C (54°F) |
16°C (60°F) |
18°C (65°F) |
23°C (73°F) |
27°C (81°F) |
30°C (86°F) |
33°C (91°F) |
31°C (88°F) |
29°C (85°F) |
24°C (76°F) |
17°C (63°F) |
14°C (57°F) |
| Daily mean | 7°C (45°F) |
10°C (50°F) |
13°C (55°F) |
17°C (63°F) |
22°C (71°F) |
25°C (77°F) |
27°C (81°F) |
26°C (79°F) |
24°C (75°F) |
19°C (66°F) |
11°C (52°F) |
9°C (48°F) |
| Average low | 2°C (37°F) |
5°C (41°F) |
7°C (45°F) |
11°C (52°F) |
16°C (62°F) |
20°C (69°F) |
22°C (73°F) |
22°C (72°F) |
19°C (67°F) |
14°C (57°F) |
6°C (42°F) |
4°C (39°F) |
| Mean minimum | -6°C (21°F) |
-4°C (26°F) |
-3°C (27°F) |
2°C (36°F) |
7°C (45°F) |
16°C (61°F) |
19°C (67°F) |
18°C (64°F) |
13°C (55°F) |
4°C (40°F) |
-3°C (27°F) |
-4°C (26°F) |
| Minimum | -12°C (10°F) |
-5°C (24°F) |
-4°C (25°F) |
-1°C (31°F) |
5°C (42°F) |
13°C (55°F) |
18°C (64°F) |
15°C (60°F) |
9°C (49°F) |
1°C (33°F) |
-4°C (25°F) |
-6°C (22°F) |
Compare temperature, precipitation, sunshine, UV index in Blacksburg, South Carolina, United States with other places around the world.
Blacksburg usually has the most precipitation in August, September and December, with an average of 10 rainy days and 127 mm (5.0 inches) of precipitation per month. The driest months in Blacksburg are January, March and June. On average, 91 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) | 93 (3.7) | 119 (4.7) | 94 (3.7) | 114 (4.5) | 116 (4.6) | 86 (3.4) | 96 (3.8) | 123 (4.8) | 133 (5.2) | 102 (4.0) | 95 (3.8) | 125 (4.9) |
| Average precipitation days (≥ 1 mm) | 9 | 12 | 10 | 9 | 11 | 13 | 16 | 13 | 9 | 9 | 7 | 9 |
The sunniest months in Blacksburg are June, July and August, when the sun shines an average of 10 hours 36 minutes a day. Least sunny months in Blacksburg: January, February and December receive an average of 5 hours 54 minutes of sunshine daily.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean monthly sunshine hours | 162 | 176 | 241 | 272 | 296 | 320 | 343 | 312 | 286 | 262 | 230 | 198 |
| Mean daily daylight hours | 10h 5m | 10h 55m | 11h 59m | 13h 5m | 14h 1m | 14h 28m | 14h 13m | 13h 24m | 12h 20m | 11h 15m | 10h 18m | 9h 49m |
Blacksburg experiences the highest level of ultraviolet (UV) radiation in April, June and August, when the maximum UV index can reach values of 10 - 11, which corresponds to the Very High / 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 Blacksburg UV Index data.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV Index (month maximum) | 4 | 6 | 8 | 10 | 10 | 11 | 10 | 10 | 9 | 8 | 5 | 3 |
Discover in-depth weather details for every month in Blacksburg. 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 Blacksburg'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.