Millbrook weather

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

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Millbrook weather averages

Check the Millbrook 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 Millbrook, Cornwall, England.

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Millbrook weather by month

Check the weather for Millbrook, Cornwall, England 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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Millbrook weather in January

The average maximum daytime temperature in Millbrook in January is a cool 8°C (46°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 Millbrook during January.

• 8
  8°C max day temperature
• 2
  2 hours of sunshine per day
• 19
  19 days with some rainfall
• 3
  3°C min night temperature
• 165
  165 mm of monthly rainfall

On average 165 mm (6.5 inches) of rain normally falls in Millbrook during January with rain falling on 19 days of the month.

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Millbrook weather in February

The average maximum daytime temperature in Millbrook in February is a cool 8°C (46°F), while the average minimum night-time temperature is a cold 3°C (37°F). You can expect on average 3 hours of sunshine a day in Millbrook during February.

• 8
  8°C max day temperature
• 3
  3 hours of sunshine per day
• 17
  17 days with some rainfall
• 3
  3°C min night temperature
• 122
  122 mm of monthly rainfall

On average 122 mm (4.8 inches) of rain normally falls in Millbrook during February with rain falling on 17 days of the month.

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Millbrook weather in March

The average maximum daytime temperature in Millbrook in March 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 4 hours of sunshine a day in Millbrook during March.

• 10
  10°C max day temperature
• 4
  4 hours of sunshine per day
• 18
  18 days with some rainfall
• 4
  4°C min night temperature
• 113
  113 mm of monthly rainfall

On average 113 mm (4.4 inches) of rain normally falls in Millbrook during March with rain falling on 18 days of the month.

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Millbrook weather in April

The average maximum daytime temperature in Millbrook in April is a cool 12°C (54°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 Millbrook during April.

• 12
  12°C max day temperature
• 6
  6 hours of sunshine per day
• 14
  14 days with some rainfall
• 5
  5°C min night temperature
• 81
  81 mm of monthly rainfall

On average 81 mm (3.2 inches) of rain normally falls in Millbrook during April with rain falling on 14 days of the month.

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Millbrook weather in May

The average maximum daytime temperature in Millbrook in May 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 7 hours of sunshine a day in Millbrook during May.

• 15
  15°C max day temperature
• 7
  7 hours of sunshine per day
• 14
  14 days with some rainfall
• 8
  8°C min night temperature
• 80
  80 mm of monthly rainfall

On average 80 mm (3.1 inches) of rain normally falls in Millbrook during May with rain falling on 14 days of the month.

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Millbrook weather in June

The average maximum daytime temperature in Millbrook in June 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 7 hours of sunshine a day in Millbrook during June.

• 18
  18°C max day temperature
• 7
  7 hours of sunshine per day
• 13
  13 days with some rainfall
• 10
  10°C min night temperature
• 79
  79 mm of monthly rainfall

On average 79 mm (3.1 inches) of rain normally falls in Millbrook during June with rain falling on 13 days of the month.

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Millbrook weather in July

The average maximum daytime temperature in Millbrook in July is a comfortable 20°C (68°F), while the average minimum night-time temperature is a cool 13°C (55°F). You can expect on average 7 hours of sunshine a day in Millbrook during July.

• 20
  20°C max day temperature
• 7
  7 hours of sunshine per day
• 12
  12 days with some rainfall
• 13
  13°C min night temperature
• 70
  70 mm of monthly rainfall

On average 70 mm (2.8 inches) of rain normally falls in Millbrook during July with rain falling on 12 days of the month.

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Millbrook weather in August

The average maximum daytime temperature in Millbrook in August is a comfortable 20°C (68°F), while the average minimum night-time temperature is a cool 13°C (55°F). You can expect on average 6 hours of sunshine a day in Millbrook during August.

• 20
  20°C max day temperature
• 6
  6 hours of sunshine per day
• 14
  14 days with some rainfall
• 13
  13°C min night temperature
• 95
  95 mm of monthly rainfall

On average 95 mm (3.7 inches) of rain normally falls in Millbrook during August with rain falling on 14 days of the month.

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Millbrook weather in September

The average maximum daytime temperature in Millbrook in September is a comfortable 18°C (64°F), while the average minimum night-time temperature is a cool 11°C (52°F). You can expect on average 5 hours of sunshine a day in Millbrook during September.

• 18
  18°C max day temperature
• 5
  5 hours of sunshine per day
• 15
  15 days with some rainfall
• 11
  11°C min night temperature
• 112
  112 mm of monthly rainfall

On average 112 mm (4.4 inches) of rain normally falls in Millbrook during September with rain falling on 15 days of the month.

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Millbrook weather in October

The average maximum daytime temperature in Millbrook in October is a comfortable 14°C (57°F), while the average minimum night-time temperature is a cool 9°C (48°F). You can expect on average 3 hours of sunshine a day in Millbrook during October.

• 14
  14°C max day temperature
• 3
  3 hours of sunshine per day
• 17
  17 days with some rainfall
• 9
  9°C min night temperature
• 148
  148 mm of monthly rainfall

On average 148 mm (5.8 inches) of rain normally falls in Millbrook during October with rain falling on 17 days of the month.

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Millbrook weather in November

The average maximum daytime temperature in Millbrook in November 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 2 hours of sunshine a day in Millbrook during November.

• 11
  11°C max day temperature
• 2
  2 hours of sunshine per day
• 19
  19 days with some rainfall
• 6
  6°C min night temperature
• 158
  158 mm of monthly rainfall

On average 158 mm (6.2 inches) of rain normally falls in Millbrook during November with rain falling on 19 days of the month.

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Millbrook weather in December

The average maximum daytime temperature in Millbrook in December is a cool 9°C (48°F), while the average minimum night-time temperature is a cold 5°C (41°F). You can expect on average 2 hours of sunshine a day in Millbrook during December.

• 9
  9°C max day temperature
• 2
  2 hours of sunshine per day
• 19
  19 days with some rainfall
• 5
  5°C min night temperature
• 179
  179 mm of monthly rainfall

On average 179 mm (7 inches) of rain normally falls in Millbrook during December with rain falling on 19 days of the month.

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