Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Rosslea features a oceanic climate (Cfb).Temperatures typically range between 5 °C (42 °F) and 15 °C (60 °F) through the year, but rarely can drop to -5 °C (24 °F) or can rise to as high as 28 °C (83 °F).The average annual precipitation amounts to about 1016 mm (40.0 inches) and receives 178 rainy days on the 1 mm (0.04 inches) threshold annually.Rosslea enjoys an average of 2646 hours of sunshine throughout the year, and daylight varies from 7 hours 25 minutes to 17 hours 4 minutes per day.
The warmest months in Rosslea are June, July and August, with daily mean temperatures ranging from 14 to 15 °C (57 - 60 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 5 to 6 °C (42 - 43 °F) throughout the day. On average each year, Rosslea experiences 1 days above 25 °C (77.0 °F) and 14 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 14°C (58°F) | 15°C (59°F) | 17°C (62°F) | 20°C (69°F) | 24°C (76°F) | 28°C (83°F) | 28°C (82°F) | 24°C (75°F) | 24°C (76°F) | 19°C (67°F) | 15°C (59°F) | 13°C (55°F) |
Mean maximum | 12°C (54°F) | 12°C (54°F) | 14°C (57°F) | 17°C (63°F) | 21°C (71°F) | 22°C (71°F) | 24°C (76°F) | 22°C (72°F) | 20°C (69°F) | 17°C (62°F) | 14°C (57°F) | 12°C (54°F) |
Average high | 7°C (45°F) | 8°C (47°F) | 9°C (49°F) | 12°C (53°F) | 15°C (59°F) | 17°C (63°F) | 19°C (66°F) | 18°C (64°F) | 16°C (61°F) | 13°C (55°F) | 10°C (49°F) | 8°C (46°F) |
Daily mean | 5°C (42°F) | 6°C (42°F) | 6°C (44°F) | 8°C (47°F) | 11°C (52°F) | 14°C (57°F) | 15°C (60°F) | 15°C (59°F) | 13°C (55°F) | 10°C (50°F) | 7°C (46°F) | 6°C (43°F) |
Average low | 3°C (38°F) | 3°C (38°F) | 3°C (38°F) | 5°C (41°F) | 7°C (46°F) | 10°C (51°F) | 12°C (54°F) | 12°C (54°F) | 10°C (50°F) | 8°C (46°F) | 5°C (41°F) | 4°C (40°F) |
Mean minimum | -2°C (28°F) | -2°C (29°F) | -1°C (30°F) | -0°C (31°F) | 1°C (35°F) | 5°C (41°F) | 8°C (47°F) | 7°C (45°F) | 4°C (40°F) | 2°C (36°F) | -0°C (31°F) | -0°C (32°F) |
Minimum | -4°C (25°F) | -5°C (24°F) | -4°C (25°F) | -2°C (28°F) | -1°C (30°F) | 4°C (40°F) | 6°C (43°F) | 6°C (43°F) | 1°C (34°F) | -0°C (31°F) | -4°C (26°F) | -3°C (28°F) |
Compare temperature, precipitation, sunshine, UV index in Rosslea, Northern Ireland, United Kingdom with other places around the world.
Rosslea usually has the most precipitation in February, August and December, with an average of 16 rainy days and 106 mm (4.2 inches) of precipitation per month.The driest months in Rosslea are January, April and May. On average, 62 mm (2.4 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 65 (2.6) | 100 (4.0) | 88 (3.5) | 52 (2.1) | 69 (2.7) | 89 (3.5) | 84 (3.3) | 123 (4.9) | 74 (2.9) | 88 (3.5) | 89 (3.5) | 94 (3.7) |
Average precipitation days (≥ 1 mm) | 11 | 15 | 17 | 12 | 13 | 16 | 13 | 20 | 15 | 15 | 16 | 15 |
The sunniest months in Rosslea are May, June and July, when the sun shines an average of 11 hours 28 minutes a day.Least sunny months in Rosslea: January, November and December receive an average of 2 hours 42 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 69 | 133 | 171 | 278 | 363 | 346 | 344 | 292 | 259 | 206 | 103 | 75 |
Mean daily daylight hours | 7h 59m | 9h 45m | 11h 54m | 14h 5m | 16h 2m | 17h 4m | 16h 30m | 14h 45m | 12h 38m | 10h 27m | 8h 29m | 7h 25m |
Rosslea experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 7 - 8, which corresponds to the High / Very High category of sun exposure.January, February and December are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 2. For more detailed information, check out our hourly Rosslea UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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UV Index (month maximum) | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 5 | 3 | 2 | 1 |