Leiston weather

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

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Leiston weather averages

Check the Leiston 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 Leiston, Suffolk, England.

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Leiston weather by month

Check the weather for Leiston, Suffolk, 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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Leiston weather in January

The average maximum daytime temperature in Leiston in January 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 Leiston during January.

• 7
  7°C max day temperature
• 2
  2 hours of sunshine per day
• 19
  19 days with some rainfall
• 2
  2°C min night temperature
• 78
  78 mm of monthly rainfall

On average 78 mm (3.1 inches) of rain normally falls in Leiston during January with rain falling on 19 days of the month.

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Leiston weather in February

The average maximum daytime temperature in Leiston 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 3 hours of sunshine a day in Leiston during February.

• 7
  7°C max day temperature
• 3
  3 hours of sunshine per day
• 15
  15 days with some rainfall
• 2
  2°C min night temperature
• 50
  50 mm of monthly rainfall

On average 50 mm (2 inches) of rain normally falls in Leiston during February with rain falling on 15 days of the month.

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Leiston weather in March

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

• 9
  9°C max day temperature
• 4
  4 hours of sunshine per day
• 17
  17 days with some rainfall
• 3
  3°C min night temperature
• 60
  60 mm of monthly rainfall

On average 60 mm (2.4 inches) of rain normally falls in Leiston during March with rain falling on 17 days of the month.

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Leiston weather in April

The average maximum daytime temperature in Leiston 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 5 hours of sunshine a day in Leiston during April.

• 12
  12°C max day temperature
• 5
  5 hours of sunshine per day
• 15
  15 days with some rainfall
• 5
  5°C min night temperature
• 47
  47 mm of monthly rainfall

On average 47 mm (1.9 inches) of rain normally falls in Leiston during April with rain falling on 15 days of the month.

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Leiston weather in May

The average maximum daytime temperature in Leiston 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 Leiston 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
• 50
  50 mm of monthly rainfall

On average 50 mm (2 inches) of rain normally falls in Leiston during May with rain falling on 14 days of the month.

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Leiston weather in June

The average maximum daytime temperature in Leiston 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 Leiston during June.

• 18
  18°C max day temperature
• 7
  7 hours of sunshine per day
• 15
  15 days with some rainfall
• 10
  10°C min night temperature
• 59
  59 mm of monthly rainfall

On average 59 mm (2.3 inches) of rain normally falls in Leiston during June with rain falling on 15 days of the month.

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Leiston weather in July

The average maximum daytime temperature in Leiston in July is a comfortable 21°C (70°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 Leiston during July.

• 21
  21°C max day temperature
• 6
  6 hours of sunshine per day
• 13
  13 days with some rainfall
• 13
  13°C min night temperature
• 53
  53 mm of monthly rainfall

On average 53 mm (2.1 inches) of rain normally falls in Leiston during July with rain falling on 13 days of the month.

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Leiston weather in August

The average maximum daytime temperature in Leiston in August is a comfortable 21°C (70°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 Leiston during August.

• 21
  21°C max day temperature
• 6
  6 hours of sunshine per day
• 13
  13 days with some rainfall
• 13
  13°C min night temperature
• 55
  55 mm of monthly rainfall

On average 55 mm (2.2 inches) of rain normally falls in Leiston during August with rain falling on 13 days of the month.

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Leiston weather in September

The average maximum daytime temperature in Leiston 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 Leiston 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
• 70
  70 mm of monthly rainfall

On average 70 mm (2.8 inches) of rain normally falls in Leiston during September with rain falling on 15 days of the month.

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Leiston weather in October

The average maximum daytime temperature in Leiston in October 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 4 hours of sunshine a day in Leiston during October.

• 14
  14°C max day temperature
• 4
  4 hours of sunshine per day
• 19
  19 days with some rainfall
• 8
  8°C min night temperature
• 76
  76 mm of monthly rainfall

On average 76 mm (3 inches) of rain normally falls in Leiston during October with rain falling on 19 days of the month.

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Leiston weather in November

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

• 10
  10°C max day temperature
• 2
  2 hours of sunshine per day
• 19
  19 days with some rainfall
• 4
  4°C min night temperature
• 73
  73 mm of monthly rainfall

On average 73 mm (2.9 inches) of rain normally falls in Leiston during November with rain falling on 19 days of the month.

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Leiston weather in December

The average maximum daytime temperature in Leiston in December is a cold 7°C (45°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 Leiston during December.

• 7
  7°C max day temperature
• 2
  2 hours of sunshine per day
• 19
  19 days with some rainfall
• 3
  3°C min night temperature
• 68
  68 mm of monthly rainfall

On average 68 mm (2.7 inches) of rain normally falls in Leiston during December with rain falling on 19 days of the month.

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