Weather in Portrush for October 2025
Until now, October 2025 in Portrush has been nearly identical to the historical average, with a temperature of 13.3 °C (showing only a slight deviation of 0.2 °C).
Expect cooler weather in the next days in Portrush with the forecast suggesting a temperature of 11 °C, lower than the historical average.
In general, the average temperature in Portrush at the beginning of October is 14.3 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 11.7 °C by the end of October.
Portrush experiences heavy rainfall in October, with over 20 rainy days and an average total precipitation 95.6 mm.
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Portrush Weather October
Temperatures trend during October in Portrush
October weather in Portrush day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Oct. |  Overcast | 15° /12° | 4.7 mm | 4 | |
| 2 Oct. |  Partly cloudy | 14° /10° | 12 mm | 4 | |
| 3 Oct. |  Patchy rain possible | 15° /9° | 7 mm | 4 | |
| 4 Oct. |  Moderate rain at times | 13° /10° | 6.5 mm | 3 | |
| 5 Oct. | Patchy rain possible | 14° /11° | 2.9 mm | 3 | |
| 6 Oct. | Moderate or heavy rain shower | 15° /11° | 9.9 mm | 4 | |
| 7 Oct. | Overcast | 14° /9° | 1.1 mm | 3 | |
| 8 Oct. |  Heavy rain at times | 13° /10° | 1 mm | 3 | |
| 9 Oct. | Patchy rain possible | 13° /10° | 0.9 mm | 3 | |
| 10 Oct. | Moderate rain at times | 11° /8° | 1.2 mm | 3 | |
| 11 Oct. | Patchy rain possible | 11° /8° | 0.1 mm | 3 | |
| 12 Oct. | Moderate or heavy rain shower | 12° /8° | 5.6 mm | 4 | |
| 13 Oct. | Patchy rain possible | 12° /8° | 0.1 mm | 4 | |
| 14 Oct. | Overcast | 13° /8° | 0 mm | 4 | |
| 15 Oct. | Patchy rain possible | 13° /8° | 0.2 mm | 4 | |
| 16 Oct. | Moderate rain at times | 14° /10° | 5.3 mm | 4 | |
| 17 Oct. | Heavy rain at times | 13° /8° | 0.9 mm | 4 | |
| 18 Oct. | Moderate or heavy rain shower | 14° /10° | 4.7 mm | 3 | |
| 19 Oct. | Patchy rain possible | 13° /9° | 5.4 mm | 3 | |
| 20 Oct. | Moderate or heavy rain shower | 13° /10° | 4.1 mm | 3 | |
| 21 Oct. | Patchy rain possible | 12° /9° | 3.2 mm | 3 | |
| 22 Oct. | Overcast | 11° /8° | 0.6 mm | 3 | |
| 23 Oct. |  Cloudy | 12° /8° | 0 mm | 3 | |
| 24 Oct. | Patchy rain possible | 12° /8° | 3.8 mm | 0.1 | |
| 25 Oct. |  Moderate rain | 9° /8° | 6.2 mm | 0.1 | |
| 26 Oct. | Moderate rain | 12° /8° | 8.3 mm | 0.1 | |
| 27 Oct. | Patchy rain possible | 11° /9° | 2.4 mm | 0.1 | |
| 28 Oct. | Patchy rain possible | 12° /7° | 1.2 mm | 2 | |
| 29 Oct. | Overcast | 12° /11° | 0.1 mm | 3 | |
| 30 Oct. | Moderate rain | 14° /11° | 8 mm | 3 | |
| 31 Oct. | Moderate rain | 12° /9° | 5.4 mm | 3 | |
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Portrush in October - FAQ
October rainfall patterns in Portrush
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Where is Portrush?Get accurate weather forecasts for Portrush, located at latitude 55.196 and longitude -6.649. Stay updated with localized weather information tailored for Portrush.