Londonderry weather

The Londonderry weather guide shows monthly weather averages (including daytime and night-time temperatures, rainfall and hours of sunshine) for Londonderry, Northern Ireland.

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.

Max Day Temperature (°C)

Hours of Sunshine (daily)

  • Jan
  • Feb
  • Mar
  • Apr
  • May
  • Jun
  • Jul
  • Aug
  • Sep
  • Oct
  • Nov
  • Dec

Days with some Rainfall

Min Night Temperature (°C)

Monthly Rainfall (mm)

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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.

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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 maximum daytime temperature in January in Londonderry6
    6°C max day temperature
  • 1 hours of sunshine per day in January in Londonderry1
    1 hour of sunshine per day
  • 23 days with some rainfall in January in Londonderry23
    23 days with some rainfall
  • 1°C minimum night-time temperature in January in Londonderry1
    1°C min night temperature
  • 154 mm monthly rainfall in January in Londonderry154
    154 mm of monthly rainfall

On average 154 mm (6.1 inches) of rain normally falls in Londonderry during January with rain falling on 23 days of the month.

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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 maximum daytime temperature in February in Londonderry7
    7°C max day temperature
  • 2 hours of sunshine per day in February in Londonderry2
    2 hours of sunshine per day
  • 20 days with some rainfall in February in Londonderry20
    20 days with some rainfall
  • 1°C minimum night-time temperature in February in Londonderry1
    1°C min night temperature
  • 117 mm monthly rainfall in February in Londonderry117
    117 mm of monthly rainfall

On average 117 mm (4.6 inches) of rain normally falls in Londonderry during February with rain falling on 20 days of the month.

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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 maximum daytime temperature in March in Londonderry8
    8°C max day temperature
  • 3 hours of sunshine per day in March in Londonderry3
    3 hours of sunshine per day
  • 21 days with some rainfall in March in Londonderry21
    21 days with some rainfall
  • 2°C minimum night-time temperature in March in Londonderry2
    2°C min night temperature
  • 121 mm monthly rainfall in March in Londonderry121
    121 mm of monthly rainfall

On average 121 mm (4.8 inches) of rain normally falls in Londonderry during March with rain falling on 21 days of the month.

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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 maximum daytime temperature in April in Londonderry11
    11°C max day temperature
  • 5 hours of sunshine per day in April in Londonderry5
    5 hours of sunshine per day
  • 18 days with some rainfall in April in Londonderry18
    18 days with some rainfall
  • 3°C minimum night-time temperature in April in Londonderry3
    3°C min night temperature
  • 85 mm monthly rainfall in April in Londonderry85
    85 mm of monthly rainfall

On average 85 mm (3.3 inches) of rain normally falls in Londonderry during April with rain falling on 18 days of the month.

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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 maximum daytime temperature in May in Londonderry14
    14°C max day temperature
  • 6 hours of sunshine per day in May in Londonderry6
    6 hours of sunshine per day
  • 18 days with some rainfall in May in Londonderry18
    18 days with some rainfall
  • 5°C minimum night-time temperature in May in Londonderry5
    5°C min night temperature
  • 81 mm monthly rainfall in May in Londonderry81
    81 mm of monthly rainfall

On average 81 mm (3.2 inches) of rain normally falls in Londonderry during May with rain falling on 18 days of the month.

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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 maximum daytime temperature in June in Londonderry16
    16°C max day temperature
  • 5 hours of sunshine per day in June in Londonderry5
    5 hours of sunshine per day
  • 18 days with some rainfall in June in Londonderry18
    18 days with some rainfall
  • 8°C minimum night-time temperature in June in Londonderry8
    8°C min night temperature
  • 86 mm monthly rainfall in June in Londonderry86
    86 mm of monthly rainfall

On average 86 mm (3.4 inches) of rain normally falls in Londonderry during June with rain falling on 18 days of the month.

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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 maximum daytime temperature in July in Londonderry18
    18°C max day temperature
  • 4 hours of sunshine per day in July in Londonderry4
    4 hours of sunshine per day
  • 19 days with some rainfall in July in Londonderry19
    19 days with some rainfall
  • 10°C minimum night-time temperature in July in Londonderry10
    10°C min night temperature
  • 86 mm monthly rainfall in July in Londonderry86
    86 mm of monthly rainfall

On average 86 mm (3.4 inches) of rain normally falls in Londonderry during July with rain falling on 19 days of the month.

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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 maximum daytime temperature in August in Londonderry18
    18°C max day temperature
  • 4 hours of sunshine per day in August in Londonderry4
    4 hours of sunshine per day
  • 21 days with some rainfall in August in Londonderry21
    21 days with some rainfall
  • 10°C minimum night-time temperature in August in Londonderry10
    10°C min night temperature
  • 103 mm monthly rainfall in August in Londonderry103
    103 mm of monthly rainfall

On average 103 mm (4.1 inches) of rain normally falls in Londonderry during August with rain falling on 21 days of the month.

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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 maximum daytime temperature in September in Londonderry15
    15°C max day temperature
  • 3 hours of sunshine per day in September in Londonderry3
    3 hours of sunshine per day
  • 21 days with some rainfall in September in Londonderry21
    21 days with some rainfall
  • 8°C minimum night-time temperature in September in Londonderry8
    8°C min night temperature
  • 117 mm monthly rainfall in September in Londonderry117
    117 mm of monthly rainfall

On average 117 mm (4.6 inches) of rain normally falls in Londonderry during September with rain falling on 21 days of the month.

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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 maximum daytime temperature in October in Londonderry12
    12°C max day temperature
  • 3 hours of sunshine per day in October in Londonderry3
    3 hours of sunshine per day
  • 23 days with some rainfall in October in Londonderry23
    23 days with some rainfall
  • 6°C minimum night-time temperature in October in Londonderry6
    6°C min night temperature
  • 139 mm monthly rainfall in October in Londonderry139
    139 mm of monthly rainfall

On average 139 mm (5.5 inches) of rain normally falls in Londonderry during October with rain falling on 23 days of the month.

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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 maximum daytime temperature in November in Londonderry9
    9°C max day temperature
  • 2 hours of sunshine per day in November in Londonderry2
    2 hours of sunshine per day
  • 22 days with some rainfall in November in Londonderry22
    22 days with some rainfall
  • 3°C minimum night-time temperature in November in Londonderry3
    3°C min night temperature
  • 138 mm monthly rainfall in November in Londonderry138
    138 mm of monthly rainfall

On average 138 mm (5.4 inches) of rain normally falls in Londonderry during November with rain falling on 22 days of the month.

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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 maximum daytime temperature in December in Londonderry7
    7°C max day temperature
  • 1 hours of sunshine per day in December in Londonderry1
    1 hour of sunshine per day
  • 23 days with some rainfall in December in Londonderry23
    23 days with some rainfall
  • 2°C minimum night-time temperature in December in Londonderry2
    2°C min night temperature
  • 148 mm monthly rainfall in December in Londonderry148
    148 mm of monthly rainfall

On average 148 mm (5.8 inches) of rain normally falls in Londonderry during December with rain falling on 23 days of the month.

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