Last updated: March 2, 2024
Under the Köppen–Geiger climate classification Granville features a oceanic climate (Cfb). Temperatures typically range between 0 °C (33 °F) and 24 °C (75 °F) through the year, but rarely can drop to -23 °C (-9 °F) or can rise to as high as 34 °C (93 °F). The average annual precipitation amounts to about 1482 mm (58.4 inches) and receives 167 rainy days on the 1 mm (0.04 inches) threshold annually. Granville enjoys an average of 2728 hours of sunshine throughout the year, and daylight varies from 9 hours 24 minutes to 14 hours 54 minutes per day.
The warmest months in Granville are June, July and August, with daily mean temperatures ranging from 21 to 24 °C (70 - 75 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 0 to 3 °C (33 - 38 °F) throughout the day. On average each year, Granville experiences 91 days above 25 °C (77.0 °F) and 82 days below 0 °C (32.0 °F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum | 22°C (71°F) |
26°C (79°F) |
26°C (79°F) |
29°C (84°F) |
30°C (87°F) |
32°C (90°F) |
34°C (93°F) |
33°C (92°F) |
33°C (91°F) |
32°C (90°F) |
26°C (79°F) |
19°C (67°F) |
| Mean maximum | 17°C (62°F) |
20°C (69°F) |
24°C (75°F) |
27°C (81°F) |
30°C (86°F) |
31°C (89°F) |
32°C (90°F) |
32°C (90°F) |
31°C (88°F) |
29°C (84°F) |
23°C (74°F) |
18°C (64°F) |
| Average high | 4°C (40°F) |
8°C (46°F) |
11°C (53°F) |
17°C (63°F) |
22°C (72°F) |
26°C (78°F) |
28°C (83°F) |
27°C (82°F) |
25°C (77°F) |
19°C (67°F) |
11°C (52°F) |
7°C (45°F) |
| Daily mean | 0°C (33°F) |
3°C (37°F) |
6°C (43°F) |
11°C (53°F) |
17°C (63°F) |
21°C (70°F) |
24°C (75°F) |
23°C (73°F) |
20°C (68°F) |
14°C (58°F) |
6°C (43°F) |
3°C (38°F) |
| Average low | -3°C (26°F) |
-2°C (29°F) |
1°C (35°F) |
6°C (44°F) |
12°C (55°F) |
16°C (62°F) |
19°C (67°F) |
18°C (65°F) |
15°C (60°F) |
10°C (50°F) |
2°C (35°F) |
-1°C (31°F) |
| Mean minimum | -16°C (3°F) |
-15°C (6°F) |
-9°C (16°F) |
-3°C (27°F) |
2°C (36°F) |
10°C (50°F) |
14°C (57°F) |
13°C (55°F) |
8°C (47°F) |
1°C (35°F) |
-5°C (23°F) |
-10°C (14°F) |
| Minimum | -23°C (-9°F) |
-19°C (-2°F) |
-15°C (4°F) |
-5°C (23°F) |
-2°C (29°F) |
7°C (45°F) |
13°C (56°F) |
11°C (52°F) |
5°C (41°F) |
-1°C (30°F) |
-8°C (17°F) |
-15°C (5°F) |
Compare temperature, precipitation, sunshine, UV index in Granville, West Virginia, United States with other places around the world.
Granville usually has the most precipitation in May, June and July, with an average of 16 rainy days and 152 mm (6.0 inches) of precipitation per month. The driest months in Granville are January, August and November. On average, 95 mm (3.7 inches) of precipitation falls during these months.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average precipitation mm (inches) | 87 (3.4) | 134 (5.3) | 118 (4.6) | 135 (5.3) | 150 (5.9) | 169 (6.6) | 137 (5.4) | 112 (4.4) | 114 (4.5) | 116 (4.6) | 86 (3.4) | 124 (4.9) |
| Average precipitation days (≥ 1 mm) | 12 | 16 | 13 | 16 | 18 | 16 | 15 | 14 | 10 | 13 | 11 | 13 |
The sunniest months in Granville are June, July and August, when the sun shines an average of 10 hours 13 minutes a day. Least sunny months in Granville: January, February and December receive an average of 4 hours 7 minutes of sunshine daily.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean monthly sunshine hours | 102 | 131 | 224 | 229 | 272 | 301 | 333 | 304 | 275 | 227 | 183 | 140 |
| Mean daily daylight hours | 9h 42m | 10h 42m | 11h 58m | 13h 16m | 14h 22m | 14h 54m | 14h 37m | 13h 38m | 12h 23m | 11h 6m | 9h 58m | 9h 24m |
Granville experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 10 - 10, which corresponds to the Very High category of sun exposure. January, February 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 Granville UV Index data.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV Index (month maximum) | 3 | 5 | 7 | 9 | 10 | 10 | 10 | 10 | 8 | 7 | 5 | 3 |
Discover in-depth weather details for every month in Granville. 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 Granville'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.