Stornoway weather

The Stornoway weather guide shows monthly weather averages (including daytime and night-time temperatures, rainfall and hours of sunshine) for holidays in Stornoway, Outer Hebrides, Scotland in 2026/2027.

• Stornoway weather averages
• Stornoway weather by month
• Back to Outer Hebrides
• Back to Scotland

Stornoway weather averages

Check the Stornoway 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 Stornoway, Outer Hebrides, Scotland.

Back to top

Stornoway weather by month

Check the weather for Stornoway, Outer Hebrides, Scotland 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

Back to top

Stornoway weather in January

The average maximum daytime temperature in Stornoway in January is a cold 6°C (43°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 Stornoway during January.

• 6
  6°C max day temperature
• 1
  1 hour of sunshine per day
• 23
  23 days with some rainfall
• 2
  2°C min night temperature
• 204
  204 mm of monthly rainfall

On average 204 mm (8 inches) of rain normally falls in Stornoway during January with rain falling on 23 days of the month.

Back to months

Stornoway weather in February

The average maximum daytime temperature in Stornoway in February 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 2 hours of sunshine a day in Stornoway during February.

• 7
  7°C max day temperature
• 2
  2 hours of sunshine per day
• 20
  20 days with some rainfall
• 2
  2°C min night temperature
• 142
  142 mm of monthly rainfall

On average 142 mm (5.6 inches) of rain normally falls in Stornoway during February with rain falling on 20 days of the month.

Back to months

Stornoway weather in March

The average maximum daytime temperature in Stornoway 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 Stornoway during March.

• 8
  8°C max day temperature
• 3
  3 hours of sunshine per day
• 22
  22 days with some rainfall
• 2
  2°C min night temperature
• 159
  159 mm of monthly rainfall

On average 159 mm (6.3 inches) of rain normally falls in Stornoway during March with rain falling on 22 days of the month.

Back to months

Stornoway weather in April

The average maximum daytime temperature in Stornoway in April is a cool 10°C (50°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 Stornoway during April.

• 10
  10°C max day temperature
• 5
  5 hours of sunshine per day
• 18
  18 days with some rainfall
• 3
  3°C min night temperature
• 95
  95 mm of monthly rainfall

On average 95 mm (3.7 inches) of rain normally falls in Stornoway during April with rain falling on 18 days of the month.

Back to months

Stornoway weather in May

The average maximum daytime temperature in Stornoway in May 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 6 hours of sunshine a day in Stornoway during May.

• 12
  12°C max day temperature
• 6
  6 hours of sunshine per day
• 16
  16 days with some rainfall
• 6
  6°C min night temperature
• 79
  79 mm of monthly rainfall

On average 79 mm (3.1 inches) of rain normally falls in Stornoway during May with rain falling on 16 days of the month.

Back to months

Stornoway weather in June

The average maximum daytime temperature in Stornoway in June is a comfortable 14°C (57°F), while the average minimum night-time temperature is a cool 8°C (46°F). You can expect on average 6 hours of sunshine a day in Stornoway during June.

• 14
  14°C max day temperature
• 6
  6 hours of sunshine per day
• 17
  17 days with some rainfall
• 8
  8°C min night temperature
• 95
  95 mm of monthly rainfall

On average 95 mm (3.7 inches) of rain normally falls in Stornoway during June with rain falling on 17 days of the month.

Back to months

Stornoway weather in July

The average maximum daytime temperature in Stornoway in July is a comfortable 16°C (61°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 Stornoway during July.

• 16
  16°C max day temperature
• 4
  4 hours of sunshine per day
• 18
  18 days with some rainfall
• 10
  10°C min night temperature
• 110
  110 mm of monthly rainfall

On average 110 mm (4.3 inches) of rain normally falls in Stornoway during July with rain falling on 18 days of the month.

Back to months

Stornoway weather in August

The average maximum daytime temperature in Stornoway in August is a comfortable 16°C (61°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 Stornoway during August.

• 16
  16°C max day temperature
• 4
  4 hours of sunshine per day
• 20
  20 days with some rainfall
• 10
  10°C min night temperature
• 128
  128 mm of monthly rainfall

On average 128 mm (5 inches) of rain normally falls in Stornoway during August with rain falling on 20 days of the month.

Back to months

Stornoway weather in September

The average maximum daytime temperature in Stornoway in September is a comfortable 14°C (57°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 Stornoway during September.

• 14
  14°C max day temperature
• 3
  3 hours of sunshine per day
• 21
  21 days with some rainfall
• 8
  8°C min night temperature
• 175
  175 mm of monthly rainfall

On average 175 mm (6.9 inches) of rain normally falls in Stornoway during September with rain falling on 21 days of the month.

Back to months

Stornoway weather in October

The average maximum daytime temperature in Stornoway in October is a cool 11°C (52°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 Stornoway during October.

• 11
  11°C max day temperature
• 3
  3 hours of sunshine per day
• 23
  23 days with some rainfall
• 6
  6°C min night temperature
• 192
  192 mm of monthly rainfall

On average 192 mm (7.6 inches) of rain normally falls in Stornoway during October with rain falling on 23 days of the month.

Back to months

Stornoway weather in November

The average maximum daytime temperature in Stornoway in November is a cool 8°C (46°F), while the average minimum night-time temperature is a cold 4°C (39°F). You can expect on average 1 hours of sunshine a day in Stornoway during November.

• 8
  8°C max day temperature
• 1
  1 hour of sunshine per day
• 24
  24 days with some rainfall
• 4
  4°C min night temperature
• 209
  209 mm of monthly rainfall

On average 209 mm (8.2 inches) of rain normally falls in Stornoway during November with rain falling on 24 days of the month.

Back to months

Stornoway weather in December

The average maximum daytime temperature in Stornoway 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 Stornoway during December.

• 7
  7°C max day temperature
• 1
  1 hour of sunshine per day
• 24
  24 days with some rainfall
• 2
  2°C min night temperature
• 197
  197 mm of monthly rainfall

On average 197 mm (7.8 inches) of rain normally falls in Stornoway during December with rain falling on 24 days of the month.

Back to months