Temperature
Cool by day, brisk at night.
62°Ftypical June high
Typical range
Cool days and some sun.

Cool by day, brisk at night.
Rain is frequent. About 16 wet days, the lowest monthly average.
Cloudier spells limit sunshine.
In June, afternoons feel about 55° and nights feel near 48°.
Mostly cloudy skies this month.
Calm winds are typical in June.
June late afternoons are around 60°F, and early evening stays near 59°F.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 46 | 39 | 3.1 | 16 | 3.7 | 86 |
| Feb | 48 | 41 | 3.3 | 16 | 5.6 | 84 |
| Mar | 50 | 41 | 2.8 | 16 | 7.2 | 82 |
| Apr | 53 | 43 | 3.2 | 17 | 9.4 | 80 |
| May | 58 | 48 | 3.2 | 16 | 10.9 | 80 |
| Jun | 62 | 52 | 2.9 | 16 | 10.7 | 82 |
| Jul | 64 | 55 | 3.6 | 17 | 9.8 | 84 |
| Aug | 65 | 55 | 3.6 | 17 | 9.0 | 84 |
| Sep | 62 | 53 | 3.7 | 16 | 7.4 | 84 |
| Oct | 57 | 50 | 4.7 | 20 | 5.8 | 85 |
| Nov | 51 | 44 | 3.8 | 17 | 4.2 | 86 |
| Dec | 48 | 42 | 4.1 | 18 | 3.3 | 86 |
Similar climates
Want a side-by-side climate view? Compare Portrush with Amsterdam.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jul 31, 2026
Data & methodology