Londonderry weather
The Londonderry weather guide shows monthly weather averages (including daytime and night-time temperatures, rainfall and hours of sunshine) for holidays in Londonderry, Northern Ireland in 2023/2024.
Londonderry weather averages
Check the Londonderry 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 Londonderry, Northern Ireland.
Londonderry weather by month
Check the weather for Londonderry, 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.
Londonderry weather in January
The average maximum daytime temperature in Londonderry in January is a cold 6°C (43°F), while the average minimum night-time temperature is a cold 1°C (34°F). You can expect on average 1 hours of sunshine a day in Londonderry during January.
- 6°C max day temperature
6 - 1 hour of sunshine per day
1 - 23 days with some rainfall
23 - 1°C min night temperature
1 - 154 mm of monthly rainfall
154
On average 154 mm (6.1 inches) of rain normally falls in Londonderry during January with rain falling on 23 days of the month.
Londonderry weather in February
The average maximum daytime temperature in Londonderry 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 Londonderry during February.
- 7°C max day temperature7
- 2 hours of sunshine per day
2 - 20 days with some rainfall
20 - 1°C min night temperature1
- 117 mm of monthly rainfall
117
On average 117 mm (4.6 inches) of rain normally falls in Londonderry during February with rain falling on 20 days of the month.
Londonderry weather in March
The average maximum daytime temperature in Londonderry in March is a cool 8°C (46°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 Londonderry during March.
- 8°C max day temperature
8 - 3 hours of sunshine per day
3 - 21 days with some rainfall21
- 2°C min night temperature2
- 121 mm of monthly rainfall
121
On average 121 mm (4.8 inches) of rain normally falls in Londonderry during March with rain falling on 21 days of the month.
Londonderry weather in April
The average maximum daytime temperature in Londonderry in April is a cool 11°C (52°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 Londonderry during April.
- 11°C max day temperature11
- 5 hours of sunshine per day
5 - 18 days with some rainfall
18 - 3°C min night temperature3
- 85 mm of monthly rainfall
85
On average 85 mm (3.3 inches) of rain normally falls in Londonderry during April with rain falling on 18 days of the month.
Londonderry weather in May
The average maximum daytime temperature in Londonderry in May is a comfortable 14°C (57°F), while the average minimum night-time temperature is a cold 5°C (41°F). You can expect on average 6 hours of sunshine a day in Londonderry during May.
- 14°C max day temperature
14 - 6 hours of sunshine per day
6 - 18 days with some rainfall18
- 5°C min night temperature5
- 81 mm of monthly rainfall81
On average 81 mm (3.2 inches) of rain normally falls in Londonderry during May with rain falling on 18 days of the month.
Londonderry weather in June
The average maximum daytime temperature in Londonderry in June 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 5 hours of sunshine a day in Londonderry during June.
- 16°C max day temperature
16 - 5 hours of sunshine per day5
- 18 days with some rainfall18
- 8°C min night temperature8
- 86 mm of monthly rainfall86
On average 86 mm (3.4 inches) of rain normally falls in Londonderry during June with rain falling on 18 days of the month.
Londonderry weather in July
The average maximum daytime temperature in Londonderry in July is a comfortable 18°C (64°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 Londonderry during July.
- 18°C max day temperature
18 - 4 hours of sunshine per day
4 - 19 days with some rainfall19
- 10°C min night temperature10
- 86 mm of monthly rainfall86
On average 86 mm (3.4 inches) of rain normally falls in Londonderry during July with rain falling on 19 days of the month.
Londonderry weather in August
The average maximum daytime temperature in Londonderry in August is a comfortable 18°C (64°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 Londonderry during August.
- 18°C max day temperature18
- 4 hours of sunshine per day4
- 21 days with some rainfall21
- 10°C min night temperature10
- 103 mm of monthly rainfall103
On average 103 mm (4.1 inches) of rain normally falls in Londonderry during August with rain falling on 21 days of the month.
Londonderry weather in September
The average maximum daytime temperature in Londonderry in September is a comfortable 15°C (59°F), while the average minimum night-time temperature is a cool 8°C (46°F). You can expect on average 3 hours of sunshine a day in Londonderry during September.
- 15°C max day temperature15
- 3 hours of sunshine per day3
- 21 days with some rainfall21
- 8°C min night temperature8
- 117 mm of monthly rainfall117
On average 117 mm (4.6 inches) of rain normally falls in Londonderry during September with rain falling on 21 days of the month.
Londonderry weather in October
The average maximum daytime temperature in Londonderry in October is a cool 12°C (54°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 Londonderry during October.
- 12°C max day temperature12
- 3 hours of sunshine per day3
- 23 days with some rainfall23
- 6°C min night temperature6
- 139 mm of monthly rainfall139
On average 139 mm (5.5 inches) of rain normally falls in Londonderry during October with rain falling on 23 days of the month.
Londonderry weather in November
The average maximum daytime temperature in Londonderry 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 Londonderry during November.
- 9°C max day temperature9
- 2 hours of sunshine per day2
- 22 days with some rainfall22
- 3°C min night temperature3
- 138 mm of monthly rainfall138
On average 138 mm (5.4 inches) of rain normally falls in Londonderry during November with rain falling on 22 days of the month.
Londonderry weather in December
The average maximum daytime temperature in Londonderry 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 Londonderry during December.
- 7°C max day temperature7
- 1 hour of sunshine per day1
- 23 days with some rainfall23
- 2°C min night temperature2
- 148 mm of monthly rainfall148
On average 148 mm (5.8 inches) of rain normally falls in Londonderry during December with rain falling on 23 days of the month.