Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Cobb Island features a humid subtropical climate (Cfa).Temperatures typically range between 4 °C (39 °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 1235 mm (48.6 inches) and receives 124 rainy days on the 1 mm (0.04 inches) threshold annually.Cobb Island enjoys an average of 3199 hours of sunshine throughout the year, and daylight varies from 9 hours 32 minutes to 14 hours 46 minutes per day.
The warmest months in Cobb Island are June, July and August, with daily mean temperatures ranging from 24 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 4 to 6 °C (39 - 44 °F) throughout the day. On average each year, Cobb Island experiences 104 days above 25 °C (77.0 °F) and 29 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 20°C (68°F) | 24°C (75°F) | 28°C (82°F) | 29°C (85°F) | 33°C (91°F) | 33°C (92°F) | 37°C (99°F) | 34°C (94°F) | 33°C (92°F) | 33°C (91°F) | 25°C (78°F) | 19°C (67°F) |
Mean maximum | 18°C (64°F) | 20°C (68°F) | 25°C (76°F) | 27°C (80°F) | 31°C (88°F) | 32°C (90°F) | 35°C (95°F) | 34°C (93°F) | 31°C (89°F) | 28°C (83°F) | 23°C (74°F) | 18°C (65°F) |
Average high | 7°C (45°F) | 10°C (50°F) | 13°C (55°F) | 18°C (65°F) | 23°C (74°F) | 28°C (82°F) | 31°C (87°F) | 29°C (84°F) | 26°C (79°F) | 21°C (70°F) | 14°C (57°F) | 10°C (50°F) |
Daily mean | 4°C (39°F) | 6°C (43°F) | 9°C (48°F) | 14°C (58°F) | 19°C (67°F) | 24°C (76°F) | 27°C (81°F) | 26°C (79°F) | 23°C (74°F) | 18°C (64°F) | 10°C (50°F) | 6°C (44°F) |
Average low | 1°C (34°F) | 2°C (37°F) | 5°C (42°F) | 11°C (52°F) | 16°C (61°F) | 21°C (70°F) | 24°C (75°F) | 23°C (74°F) | 20°C (69°F) | 15°C (59°F) | 7°C (44°F) | 3°C (38°F) |
Mean minimum | -8°C (17°F) | -5°C (22°F) | -2°C (29°F) | 4°C (39°F) | 9°C (48°F) | 17°C (62°F) | 20°C (68°F) | 19°C (67°F) | 15°C (59°F) | 8°C (47°F) | -0°C (32°F) | -3°C (27°F) |
Minimum | -14°C (7°F) | -11°C (13°F) | -4°C (26°F) | 1°C (35°F) | 5°C (42°F) | 14°C (57°F) | 19°C (66°F) | 17°C (63°F) | 11°C (53°F) | 5°C (41°F) | -2°C (28°F) | -8°C (18°F) |
Compare temperature, precipitation, sunshine, UV index in Cobb Island, Maryland, United States with other places around the world.
Cobb Island usually has the most precipitation in July, August and October, with an average of 11 rainy days and 135 mm (5.3 inches) of precipitation per month.The driest months in Cobb Island are January, March and November. On average, 76 mm (3.0 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 65 (2.5) | 95 (3.7) | 79 (3.1) | 94 (3.7) | 117 (4.6) | 106 (4.2) | 132 (5.2) | 157 (6.2) | 100 (3.9) | 118 (4.7) | 83 (3.3) | 89 (3.5) |
Average precipitation days (≥ 1 mm) | 8 | 11 | 10 | 10 | 12 | 12 | 11 | 15 | 11 | 8 | 7 | 9 |
The sunniest months in Cobb Island are June, July and August, when the sun shines an average of 11 hours 13 minutes a day.Least sunny months in Cobb Island: 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 | 159 | 185 | 265 | 280 | 307 | 341 | 361 | 329 | 285 | 260 | 229 | 192 |
Mean daily daylight hours | 9h 49m | 10h 46m | 11h 58m | 13h 13m | 14h 15m | 14h 46m | 14h 29m | 13h 34m | 12h 22m | 11h 9m | 10h 4m | 9h 32m |
Cobb Island 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 Cobb Island 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 |