Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Britiande features a warm-summer Mediterranean climate (Csb).Temperatures typically range between 5 °C (42 °F) and 20 °C (69 °F) through the year, but rarely can drop to -5 °C (23 °F) or can rise to as high as 37 °C (99 °F).The average annual precipitation amounts to about 866 mm (34.1 inches) and receives 105 rainy days on the 1 mm (0.04 inches) threshold annually.Britiande enjoys an average of 3584 hours of sunshine throughout the year, and daylight varies from 9 hours 15 minutes to 15 hours 3 minutes per day.
The warmest months in Britiande are July, August and September, with daily mean temperatures ranging from 18 to 20 °C (65 - 69 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 5 to 8 °C (42 - 47 °F) throughout the day. On average each year, Britiande experiences 66 days above 25 °C (77.0 °F) and 20 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 18°C (64°F) | 20°C (68°F) | 24°C (76°F) | 25°C (78°F) | 30°C (87°F) | 35°C (95°F) | 34°C (94°F) | 37°C (99°F) | 32°C (90°F) | 30°C (86°F) | 19°C (66°F) | 15°C (60°F) |
Mean maximum | 15°C (59°F) | 18°C (65°F) | 20°C (69°F) | 24°C (75°F) | 28°C (83°F) | 30°C (85°F) | 32°C (90°F) | 34°C (93°F) | 30°C (87°F) | 26°C (79°F) | 18°C (64°F) | 15°C (59°F) |
Average high | 10°C (50°F) | 13°C (55°F) | 14°C (58°F) | 16°C (62°F) | 21°C (70°F) | 23°C (74°F) | 27°C (80°F) | 27°C (81°F) | 24°C (76°F) | 20°C (68°F) | 13°C (56°F) | 11°C (52°F) |
Daily mean | 5°C (42°F) | 8°C (47°F) | 9°C (49°F) | 12°C (53°F) | 15°C (60°F) | 17°C (64°F) | 20°C (69°F) | 20°C (69°F) | 18°C (65°F) | 14°C (58°F) | 9°C (49°F) | 7°C (45°F) |
Average low | 2°C (36°F) | 4°C (40°F) | 5°C (41°F) | 7°C (45°F) | 10°C (50°F) | 12°C (54°F) | 14°C (58°F) | 14°C (58°F) | 13°C (56°F) | 10°C (50°F) | 6°C (43°F) | 4°C (40°F) |
Mean minimum | -3°C (27°F) | -1°C (30°F) | -0°C (32°F) | 1°C (34°F) | 4°C (40°F) | 8°C (47°F) | 9°C (49°F) | 9°C (49°F) | 8°C (47°F) | 3°C (38°F) | 1°C (33°F) | -1°C (30°F) |
Minimum | -5°C (23°F) | -4°C (25°F) | -1°C (30°F) | -1°C (31°F) | 2°C (36°F) | 5°C (42°F) | 8°C (46°F) | 8°C (46°F) | 7°C (45°F) | -1°C (31°F) | -2°C (29°F) | -3°C (27°F) |
Compare temperature, precipitation, sunshine, UV index in Britiande, Viseu, Portugal with other places around the world.
Britiande usually has the most precipitation in March, April and December, with an average of 12 rainy days and 118 mm (4.6 inches) of precipitation per month.The driest months in Britiande are July, August and September. On average, 27 mm (1.1 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 55 (2.2) | 98 (3.9) | 113 (4.4) | 115 (4.5) | 51 (2.0) | 46 (1.8) | 22 (0.9) | 18 (0.7) | 42 (1.7) | 78 (3.1) | 103 (4.1) | 125 (4.9) |
Average precipitation days (≥ 1 mm) | 7 | 9 | 11 | 14 | 9 | 9 | 3 | 3 | 6 | 8 | 13 | 13 |
The sunniest months in Britiande are June, July and August, when the sun shines an average of 13 hours 20 minutes a day.Least sunny months in Britiande: January, February and December receive an average of 5 hours 37 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 148 | 197 | 271 | 333 | 398 | 398 | 428 | 400 | 343 | 298 | 199 | 166 |
Mean daily daylight hours | 9h 35m | 10h 37m | 11h 57m | 13h 19m | 14h 29m | 15h 3m | 14h 45m | 13h 43m | 12h 25m | 11h 3m | 9h 52m | 9h 15m |
Britiande experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 10 - 11, which corresponds to the Very High / Extreme 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 4. For more detailed information, check out our hourly Britiande UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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UV Index (month maximum) | 3 | 4 | 6 | 9 | 10 | 11 | 10 | 9 | 8 | 6 | 4 | 2 |