Invercassley weather

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

• Invercassley weather averages
• Invercassley weather by month
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Invercassley weather averages

Check the Invercassley 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 Invercassley, Highland, Scotland.

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Invercassley weather by month

Check the weather for Invercassley, Highland, 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

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Invercassley weather in January

The average maximum daytime temperature in Invercassley in January is a cold 3°C (37°F), while the average minimum night-time temperature is a very cold -2°C (28°F). You can expect on average 1 hours of sunshine a day in Invercassley during January.

• 3
  3°C max day temperature
• 1
  1 hour of sunshine per day
• 22
  22 days with some rainfall
• -2
  -2°C min night temperature
• 198
  198 mm of monthly rainfall

On average 198 mm (7.8 inches) of rain normally falls in Invercassley during January with rain falling on 22 days of the month.

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Invercassley weather in February

The average maximum daytime temperature in Invercassley in February is a cold 4°C (39°F), while the average minimum night-time temperature is a very cold -2°C (28°F). You can expect on average 2 hours of sunshine a day in Invercassley during February.

• 4
  4°C max day temperature
• 2
  2 hours of sunshine per day
• 19
  19 days with some rainfall
• -2
  -2°C min night temperature
• 148
  148 mm of monthly rainfall

On average 148 mm (5.8 inches) of rain normally falls in Invercassley during February with rain falling on 19 days of the month.

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Invercassley weather in March

The average maximum daytime temperature in Invercassley in March is a cold 6°C (43°F), while the average minimum night-time temperature is a cold -0°C (32°F). You can expect on average 3 hours of sunshine a day in Invercassley during March.

• 6
  6°C max day temperature
• 3
  3 hours of sunshine per day
• 22
  22 days with some rainfall
• -0
  -0°C min night temperature
• 168
  168 mm of monthly rainfall

On average 168 mm (6.6 inches) of rain normally falls in Invercassley during March with rain falling on 22 days of the month.

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Invercassley weather in April

The average maximum daytime temperature in Invercassley in April is a cool 8°C (46°F), while the average minimum night-time temperature is a cold 1°C (34°F). You can expect on average 4 hours of sunshine a day in Invercassley during April.

• 8
  8°C max day temperature
• 4
  4 hours of sunshine per day
• 18
  18 days with some rainfall
• 1
  1°C min night temperature
• 96
  96 mm of monthly rainfall

On average 96 mm (3.8 inches) of rain normally falls in Invercassley during April with rain falling on 18 days of the month.

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Invercassley weather in May

The average maximum daytime temperature in Invercassley in May 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 Invercassley during May.

• 12
  12°C max day temperature
• 5
  5 hours of sunshine per day
• 16
  16 days with some rainfall
• 3
  3°C min night temperature
• 89
  89 mm of monthly rainfall

On average 89 mm (3.5 inches) of rain normally falls in Invercassley during May with rain falling on 16 days of the month.

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Invercassley weather in June

The average maximum daytime temperature in Invercassley in June is a comfortable 14°C (57°F), while the average minimum night-time temperature is a cold 6°C (43°F). You can expect on average 5 hours of sunshine a day in Invercassley during June.

• 14
  14°C max day temperature
• 5
  5 hours of sunshine per day
• 17
  17 days with some rainfall
• 6
  6°C min night temperature
• 91
  91 mm of monthly rainfall

On average 91 mm (3.6 inches) of rain normally falls in Invercassley during June with rain falling on 17 days of the month.

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Invercassley weather in July

The average maximum daytime temperature in Invercassley in July 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 Invercassley during July.

• 16
  16°C max day temperature
• 4
  4 hours of sunshine per day
• 19
  19 days with some rainfall
• 8
  8°C min night temperature
• 92
  92 mm of monthly rainfall

On average 92 mm (3.6 inches) of rain normally falls in Invercassley during July with rain falling on 19 days of the month.

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Invercassley weather in August

The average maximum daytime temperature in Invercassley in August 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 Invercassley during August.

• 16
  16°C max day temperature
• 4
  4 hours of sunshine per day
• 19
  19 days with some rainfall
• 8
  8°C min night temperature
• 105
  105 mm of monthly rainfall

On average 105 mm (4.1 inches) of rain normally falls in Invercassley during August with rain falling on 19 days of the month.

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Invercassley weather in September

The average maximum daytime temperature in Invercassley in September 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 Invercassley during September.

• 13
  13°C max day temperature
• 3
  3 hours of sunshine per day
• 21
  21 days with some rainfall
• 6
  6°C min night temperature
• 147
  147 mm of monthly rainfall

On average 147 mm (5.8 inches) of rain normally falls in Invercassley during September with rain falling on 21 days of the month.

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Invercassley weather in October

The average maximum daytime temperature in Invercassley in October is a cool 10°C (50°F), while the average minimum night-time temperature is a cold 4°C (39°F). You can expect on average 2 hours of sunshine a day in Invercassley during October.

• 10
  10°C max day temperature
• 2
  2 hours of sunshine per day
• 23
  23 days with some rainfall
• 4
  4°C min night temperature
• 181
  181 mm of monthly rainfall

On average 181 mm (7.1 inches) of rain normally falls in Invercassley during October with rain falling on 23 days of the month.

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Invercassley weather in November

The average maximum daytime temperature in Invercassley in November 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 Invercassley during November.

• 6
  6°C max day temperature
• 1
  1 hour of sunshine per day
• 23
  23 days with some rainfall
• 1
  1°C min night temperature
• 201
  201 mm of monthly rainfall

On average 201 mm (7.9 inches) of rain normally falls in Invercassley during November with rain falling on 23 days of the month.

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Invercassley weather in December

The average maximum daytime temperature in Invercassley in December is a cold 4°C (39°F), while the average minimum night-time temperature is a cold -0°C (32°F). You can expect on average 1 hours of sunshine a day in Invercassley during December.

• 4
  4°C max day temperature
• 1
  1 hour of sunshine per day
• 23
  23 days with some rainfall
• -0
  -0°C min night temperature
• 200
  200 mm of monthly rainfall

On average 200 mm (7.9 inches) of rain normally falls in Invercassley during December with rain falling on 23 days of the month.

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