Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Castro features a oceanic climate (Cfb).Temperatures typically range between 1 °C (34 °F) and 20 °C (69 °F) through the year, but rarely can drop to -18 °C (0 °F) or can rise to as high as 32 °C (91 °F).The average annual precipitation amounts to about 1414 mm (55.7 inches) and receives 172 rainy days on the 1 mm (0.04 inches) threshold annually.Castro enjoys an average of 3761 hours of sunshine throughout the year, and daylight varies from 8 hours 43 minutes to 15 hours 38 minutes per day.
The warmest months in Castro are June, July and August, with daily mean temperatures ranging from 19 to 20 °C (66 - 69 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 1 to 3 °C (34 - 38 °F) throughout the day. On average each year, Castro experiences 30 days above 25 °C (77.0 °F) and 79 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 13°C (55°F) | 18°C (64°F) | 20°C (67°F) | 23°C (73°F) | 26°C (80°F) | 32°C (91°F) | 30°C (86°F) | 31°C (88°F) | 25°C (78°F) | 23°C (74°F) | 16°C (62°F) | 12°C (53°F) |
Mean maximum | 10°C (50°F) | 13°C (57°F) | 17°C (63°F) | 20°C (69°F) | 23°C (74°F) | 27°C (81°F) | 28°C (83°F) | 29°C (85°F) | 25°C (77°F) | 20°C (69°F) | 15°C (59°F) | 11°C (51°F) |
Average high | 6°C (42°F) | 8°C (47°F) | 10°C (51°F) | 14°C (58°F) | 18°C (64°F) | 23°C (74°F) | 24°C (76°F) | 25°C (77°F) | 20°C (69°F) | 16°C (60°F) | 10°C (50°F) | 6°C (43°F) |
Daily mean | 1°C (34°F) | 3°C (38°F) | 6°C (43°F) | 10°C (50°F) | 14°C (57°F) | 19°C (66°F) | 20°C (69°F) | 20°C (69°F) | 16°C (61°F) | 11°C (53°F) | 7°C (44°F) | 2°C (36°F) |
Average low | -3°C (27°F) | -1°C (30°F) | 1°C (34°F) | 5°C (41°F) | 10°C (50°F) | 14°C (58°F) | 16°C (61°F) | 16°C (62°F) | 12°C (55°F) | 8°C (46°F) | 4°C (39°F) | -1°C (30°F) |
Mean minimum | -7°C (19°F) | -8°C (19°F) | -6°C (22°F) | -2°C (28°F) | 4°C (39°F) | 11°C (52°F) | 12°C (54°F) | 12°C (53°F) | 6°C (44°F) | 3°C (38°F) | -3°C (27°F) | -7°C (20°F) |
Minimum | -11°C (12°F) | -18°C (0°F) | -14°C (7°F) | -5°C (23°F) | 0°C (33°F) | 9°C (49°F) | 10°C (50°F) | 9°C (49°F) | 4°C (40°F) | 0°C (32°F) | -5°C (24°F) | -8°C (18°F) |
Compare temperature, precipitation, sunshine, UV index in Castro, Lombardy, Italy with other places around the world.
Castro usually has the most precipitation in May, July and November, with an average of 19 rainy days and 155 mm (6.1 inches) of precipitation per month.The driest months in Castro are January, February and March. On average, 57 mm (2.2 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 32 (1.2) | 54 (2.1) | 85 (3.3) | 126 (5.0) | 173 (6.8) | 138 (5.4) | 142 (5.6) | 140 (5.5) | 141 (5.6) | 141 (5.5) | 149 (5.9) | 94 (3.7) |
Average precipitation days (≥ 1 mm) | 6 | 9 | 12 | 15 | 24 | 19 | 20 | 19 | 15 | 10 | 15 | 8 |
The sunniest months in Castro are June, July and August, when the sun shines an average of 13 hours 21 minutes a day.Least sunny months in Castro: January, November and December receive an average of 6 hours 45 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 190 | 232 | 312 | 346 | 386 | 409 | 427 | 392 | 335 | 296 | 223 | 208 |
Mean daily daylight hours | 9h 7m | 10h 22m | 11h 56m | 13h 33m | 14h 56m | 15h 38m | 15h 16m | 14h 2m | 12h 29m | 10h 52m | 9h 28m | 8h 43m |
Castro experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 8 - 9, which corresponds to the Very High category of sun exposure.January, February and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Castro UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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UV Index (month maximum) | 2 | 3 | 6 | 7 | 8 | 9 | 9 | 8 | 6 | 5 | 3 | 2 |