Armagh weather
The Armagh weather guide shows monthly weather averages (including daytime and night-time temperatures, rainfall and hours of sunshine) for holidays in Armagh, Northern Ireland in 2024/2025.
Armagh weather averages
Check the Armagh weather averages for each month of the year including maximum daytime and minimum night-time temperatures, monthly rainfall, number of days with rain and average daily hours of sunshine for Armagh, Northern Ireland.
Armagh weather by month
Check the weather for Armagh, Northern Ireland for a particular month by selecting from the list below. This gives the best indication of what to expect from the weather months in advance.
Armagh weather in January
The average maximum daytime temperature in Armagh in January is a cold 7°C (45°F), while the average minimum night-time temperature is a cold 1°C (34°F). You can expect on average 2 hours of sunshine a day in Armagh during January.
- 77°C max day temperature
- 22 hours of sunshine per day
- 2121 days with some rainfall
- 11°C min night temperature
- 9797 mm of monthly rainfall
On average 97 mm (3.8 inches) of rain normally falls in Armagh during January with rain falling on 21 days of the month.
Armagh weather in February
The average maximum daytime temperature in Armagh in February is a cold 7°C (45°F), while the average minimum night-time temperature is a cold 1°C (34°F). You can expect on average 2 hours of sunshine a day in Armagh during February.
- 77°C max day temperature
- 22 hours of sunshine per day
- 1818 days with some rainfall
- 11°C min night temperature
- 7373 mm of monthly rainfall
On average 73 mm (2.9 inches) of rain normally falls in Armagh during February with rain falling on 18 days of the month.
Armagh weather in March
The average maximum daytime temperature in Armagh in March is a cool 9°C (48°F), while the average minimum night-time temperature is a cold 2°C (36°F). You can expect on average 3 hours of sunshine a day in Armagh during March.
- 99°C max day temperature
- 33 hours of sunshine per day
- 1919 days with some rainfall
- 22°C min night temperature
- 7979 mm of monthly rainfall
On average 79 mm (3.1 inches) of rain normally falls in Armagh during March with rain falling on 19 days of the month.
Armagh weather in April
The average maximum daytime temperature in Armagh in April is a cool 12°C (54°F), while the average minimum night-time temperature is a cold 3°C (37°F). You can expect on average 5 hours of sunshine a day in Armagh during April.
- 1212°C max day temperature
- 55 hours of sunshine per day
- 1616 days with some rainfall
- 33°C min night temperature
- 6767 mm of monthly rainfall
On average 67 mm (2.6 inches) of rain normally falls in Armagh during April with rain falling on 16 days of the month.
Armagh weather in May
The average maximum daytime temperature in Armagh in May is a comfortable 15°C (59°F), while the average minimum night-time temperature is a cold 6°C (43°F). You can expect on average 6 hours of sunshine a day in Armagh during May.
- 1515°C max day temperature
- 66 hours of sunshine per day
- 1717 days with some rainfall
- 66°C min night temperature
- 6161 mm of monthly rainfall
On average 61 mm (2.4 inches) of rain normally falls in Armagh during May with rain falling on 17 days of the month.
Armagh weather in June
The average maximum daytime temperature in Armagh in June is a comfortable 17°C (63°F), while the average minimum night-time temperature is a cool 9°C (48°F). You can expect on average 5 hours of sunshine a day in Armagh during June.
- 1717°C max day temperature
- 55 hours of sunshine per day
- 1616 days with some rainfall
- 99°C min night temperature
- 6666 mm of monthly rainfall
On average 66 mm (2.6 inches) of rain normally falls in Armagh during June with rain falling on 16 days of the month.
Armagh weather in July
The average maximum daytime temperature in Armagh in July is a comfortable 19°C (66°F), while the average minimum night-time temperature is a cool 11°C (52°F). You can expect on average 4 hours of sunshine a day in Armagh during July.
- 1919°C max day temperature
- 44 hours of sunshine per day
- 1717 days with some rainfall
- 1111°C min night temperature
- 6565 mm of monthly rainfall
On average 65 mm (2.6 inches) of rain normally falls in Armagh during July with rain falling on 17 days of the month.
Armagh weather in August
The average maximum daytime temperature in Armagh in August is a comfortable 19°C (66°F), while the average minimum night-time temperature is a cool 10°C (50°F). You can expect on average 4 hours of sunshine a day in Armagh during August.
- 1919°C max day temperature
- 44 hours of sunshine per day
- 1919 days with some rainfall
- 1010°C min night temperature
- 8080 mm of monthly rainfall
On average 80 mm (3.1 inches) of rain normally falls in Armagh during August with rain falling on 19 days of the month.
Armagh weather in September
The average maximum daytime temperature in Armagh in September is a comfortable 16°C (61°F), while the average minimum night-time temperature is a cool 8°C (46°F). You can expect on average 4 hours of sunshine a day in Armagh during September.
- 1616°C max day temperature
- 44 hours of sunshine per day
- 1919 days with some rainfall
- 88°C min night temperature
- 8181 mm of monthly rainfall
On average 81 mm (3.2 inches) of rain normally falls in Armagh during September with rain falling on 19 days of the month.
Armagh weather in October
The average maximum daytime temperature in Armagh in October is a cool 13°C (55°F), while the average minimum night-time temperature is a cold 6°C (43°F). You can expect on average 3 hours of sunshine a day in Armagh during October.
- 1313°C max day temperature
- 33 hours of sunshine per day
- 2020 days with some rainfall
- 66°C min night temperature
- 9595 mm of monthly rainfall
On average 95 mm (3.7 inches) of rain normally falls in Armagh during October with rain falling on 20 days of the month.
Armagh weather in November
The average maximum daytime temperature in Armagh in November is a cool 9°C (48°F), while the average minimum night-time temperature is a cold 3°C (37°F). You can expect on average 2 hours of sunshine a day in Armagh during November.
- 99°C max day temperature
- 22 hours of sunshine per day
- 1919 days with some rainfall
- 33°C min night temperature
- 8787 mm of monthly rainfall
On average 87 mm (3.4 inches) of rain normally falls in Armagh during November with rain falling on 19 days of the month.
Armagh weather in December
The average maximum daytime temperature in Armagh in December is a cold 7°C (45°F), while the average minimum night-time temperature is a cold 2°C (36°F). You can expect on average 1 hours of sunshine a day in Armagh during December.
- 77°C max day temperature
- 11 hour of sunshine per day
- 2020 days with some rainfall
- 22°C min night temperature
- 100100 mm of monthly rainfall
On average 100 mm (3.9 inches) of rain normally falls in Armagh during December with rain falling on 20 days of the month.