Cookstown weather

The Cookstown weather guide shows monthly weather averages (including daytime and night-time temperatures, rainfall and hours of sunshine) for holidays in Cookstown, Northern Ireland in 2026/2027.

• Cookstown weather averages
• Cookstown weather by month
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Cookstown weather averages

Check the Cookstown 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 Cookstown, Northern Ireland.

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Cookstown weather by month

Check the weather for Cookstown, 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.

• January
• February
• March
• April
• May
• June
• July
• August
• September
• October
• November
• December

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Cookstown weather in January

The average maximum daytime temperature in Cookstown 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 2 hours of sunshine a day in Cookstown during January.

• 6
  6°C max day temperature
• 2
  2 hours of sunshine per day
• 22
  22 days with some rainfall
• 1
  1°C min night temperature
• 125
  125 mm of monthly rainfall

On average 125 mm (4.9 inches) of rain normally falls in Cookstown during January with rain falling on 22 days of the month.

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Cookstown weather in February

The average maximum daytime temperature in Cookstown 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 Cookstown during February.

• 7
  7°C max day temperature
• 2
  2 hours of sunshine per day
• 19
  19 days with some rainfall
• 1
  1°C min night temperature
• 93
  93 mm of monthly rainfall

On average 93 mm (3.7 inches) of rain normally falls in Cookstown during February with rain falling on 19 days of the month.

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Cookstown weather in March

The average maximum daytime temperature in Cookstown 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 Cookstown during March.

• 9
  9°C max day temperature
• 3
  3 hours of sunshine per day
• 20
  20 days with some rainfall
• 2
  2°C min night temperature
• 97
  97 mm of monthly rainfall

On average 97 mm (3.8 inches) of rain normally falls in Cookstown during March with rain falling on 20 days of the month.

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Cookstown weather in April

The average maximum daytime temperature in Cookstown 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 Cookstown during April.

• 11
  11°C max day temperature
• 5
  5 hours of sunshine per day
• 17
  17 days with some rainfall
• 3
  3°C min night temperature
• 72
  72 mm of monthly rainfall

On average 72 mm (2.8 inches) of rain normally falls in Cookstown during April with rain falling on 17 days of the month.

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Cookstown weather in May

The average maximum daytime temperature in Cookstown 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 5 hours of sunshine a day in Cookstown during May.

• 14
  14°C max day temperature
• 5
  5 hours of sunshine per day
• 17
  17 days with some rainfall
• 5
  5°C min night temperature
• 72
  72 mm of monthly rainfall

On average 72 mm (2.8 inches) of rain normally falls in Cookstown during May with rain falling on 17 days of the month.

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Cookstown weather in June

The average maximum daytime temperature in Cookstown in June is a comfortable 17°C (63°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 Cookstown during June.

• 17
  17°C max day temperature
• 5
  5 hours of sunshine per day
• 17
  17 days with some rainfall
• 8
  8°C min night temperature
• 72
  72 mm of monthly rainfall

On average 72 mm (2.8 inches) of rain normally falls in Cookstown during June with rain falling on 17 days of the month.

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Cookstown weather in July

The average maximum daytime temperature in Cookstown 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 Cookstown during July.

• 18
  18°C max day temperature
• 4
  4 hours of sunshine per day
• 18
  18 days with some rainfall
• 10
  10°C min night temperature
• 75
  75 mm of monthly rainfall

On average 75 mm (3 inches) of rain normally falls in Cookstown during July with rain falling on 18 days of the month.

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Cookstown weather in August

The average maximum daytime temperature in Cookstown 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 Cookstown during August.

• 18
  18°C max day temperature
• 4
  4 hours of sunshine per day
• 20
  20 days with some rainfall
• 10
  10°C min night temperature
• 91
  91 mm of monthly rainfall

On average 91 mm (3.6 inches) of rain normally falls in Cookstown during August with rain falling on 20 days of the month.

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Cookstown weather in September

The average maximum daytime temperature in Cookstown 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 3 hours of sunshine a day in Cookstown during September.

• 16
  16°C max day temperature
• 3
  3 hours of sunshine per day
• 20
  20 days with some rainfall
• 8
  8°C min night temperature
• 98
  98 mm of monthly rainfall

On average 98 mm (3.9 inches) of rain normally falls in Cookstown during September with rain falling on 20 days of the month.

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Cookstown weather in October

The average maximum daytime temperature in Cookstown 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 Cookstown during October.

• 12
  12°C max day temperature
• 3
  3 hours of sunshine per day
• 21
  21 days with some rainfall
• 6
  6°C min night temperature
• 116
  116 mm of monthly rainfall

On average 116 mm (4.6 inches) of rain normally falls in Cookstown during October with rain falling on 21 days of the month.

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Cookstown weather in November

The average maximum daytime temperature in Cookstown 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 Cookstown during November.

• 9
  9°C max day temperature
• 2
  2 hours of sunshine per day
• 21
  21 days with some rainfall
• 3
  3°C min night temperature
• 107
  107 mm of monthly rainfall

On average 107 mm (4.2 inches) of rain normally falls in Cookstown during November with rain falling on 21 days of the month.

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Cookstown weather in December

The average maximum daytime temperature in Cookstown 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 Cookstown during December.

• 7
  7°C max day temperature
• 1
  1 hour of sunshine per day
• 22
  22 days with some rainfall
• 2
  2°C min night temperature
• 122
  122 mm of monthly rainfall

On average 122 mm (4.8 inches) of rain normally falls in Cookstown during December with rain falling on 22 days of the month.

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