Armagh Weather in October
What's the weather like in Armagh (N Ireland) in October 2025?
The climate in Armagh during October can be summarized as cool and a little damp.
October is in the fall / autumn in Armagh and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a cool 13°C (56°F), whilst at night 7°C (44°F) is normal.
| Daytime temperature | 13.1°C 55.6°F |
|---|---|
| Nightly temperature | 6.5°C 43.7°F |
| Average temperature | 9.8°C 49.6°F |
| Daily sunshine | 3 hrs |
| Avg rainfall | 93 mm 3.7 ins |
| Rainy days | 20 days |
| Sea temperature | 13.5°C 56.4°F |
| Humidity | 90% |
| Windspeed | 19.8kph 12 mph |
On average October is the wettest month of the year in Armagh with around 93mm 3.7 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 3 hours of sunshine per day.
October temperatures in Armagh
October rainfall
October hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Armagh in October 2025.
Other monthly averages
Best places to visit in October
Armagh weather stats
| Hottest month: | July | 18.7°C 65.7°F |
|---|---|---|
| Driest month: | July | 58mm 2.3ins |
| Sunniest month: | May | 5.8hrs |
| Coldest month: | January | 6.5°C 43.7°F |
| Wettest month: | October | 93mm 3.7ins |
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