East Dean weather
The East Dean weather guide shows monthly weather averages (including daytime and night-time temperatures, rainfall and hours of sunshine) for holidays in East Dean, East Sussex, England in 2026/2027.
East Dean weather averages
Check the East Dean 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 East Dean, East Sussex, England.
East Dean weather by month
Check the weather for East Dean, East Sussex, 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.
East Dean weather in January
The average maximum daytime temperature in East Dean in January 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 East Dean during January.
- 7°C max day temperature
7 - 2 hours of sunshine per day
2 - 17 days with some rainfall
17 - 3°C min night temperature
3 - 83 mm of monthly rainfall
83
On average 83 mm (3.3 inches) of rain normally falls in East Dean during January with rain falling on 17 days of the month.
East Dean weather in February
The average maximum daytime temperature in East Dean in February 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 3 hours of sunshine a day in East Dean during February.
- 7°C max day temperature7
- 3 hours of sunshine per day
3 - 14 days with some rainfall
14 - 3°C min night temperature3
- 52 mm of monthly rainfall
52
On average 52 mm (2 inches) of rain normally falls in East Dean during February with rain falling on 14 days of the month.
East Dean weather in March
The average maximum daytime temperature in East Dean in March is a cool 9°C (48°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 East Dean during March.
- 9°C max day temperature
9 - 4 hours of sunshine per day
4 - 14 days with some rainfall14
- 4°C min night temperature4
- 57 mm of monthly rainfall57
On average 57 mm (2.2 inches) of rain normally falls in East Dean during March with rain falling on 14 days of the month.
East Dean weather in April
The average maximum daytime temperature in East Dean 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 East Dean during April.
- 12°C max day temperature
12 - 6 hours of sunshine per day
6 - 12 days with some rainfall
12 - 5°C min night temperature5
- 47 mm of monthly rainfall47
On average 47 mm (1.9 inches) of rain normally falls in East Dean during April with rain falling on 12 days of the month.
East Dean weather in May
The average maximum daytime temperature in East Dean in May is a comfortable 15°C (59°F), while the average minimum night-time temperature is a cool 9°C (48°F). You can expect on average 7 hours of sunshine a day in East Dean during May.
- 15°C max day temperature
15 - 7 hours of sunshine per day
7 - 12 days with some rainfall12
- 9°C min night temperature9
- 47 mm of monthly rainfall47
On average 47 mm (1.9 inches) of rain normally falls in East Dean during May with rain falling on 12 days of the month.
East Dean weather in June
The average maximum daytime temperature in East Dean in June 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 8 hours of sunshine a day in East Dean during June.
- 18°C max day temperature
18 - 8 hours of sunshine per day
8 - 11 days with some rainfall11
- 11°C min night temperature11
- 56 mm of monthly rainfall56
On average 56 mm (2.2 inches) of rain normally falls in East Dean during June with rain falling on 11 days of the month.
East Dean weather in July
The average maximum daytime temperature in East Dean in July is a comfortable 20°C (68°F), while the average minimum night-time temperature is a comfortable 14°C (57°F). You can expect on average 7 hours of sunshine a day in East Dean during July.
- 20°C max day temperature20
- 7 hours of sunshine per day7
- 10 days with some rainfall10
- 14°C min night temperature14
- 41 mm of monthly rainfall41
On average 41 mm (1.6 inches) of rain normally falls in East Dean during July with rain falling on 10 days of the month.
East Dean weather in August
The average maximum daytime temperature in East Dean in August is a comfortable 21°C (70°F), while the average minimum night-time temperature is a comfortable 14°C (57°F). You can expect on average 7 hours of sunshine a day in East Dean during August.
- 21°C max day temperature21
- 7 hours of sunshine per day7
- 10 days with some rainfall10
- 14°C min night temperature14
- 49 mm of monthly rainfall49
On average 49 mm (1.9 inches) of rain normally falls in East Dean during August with rain falling on 10 days of the month.
East Dean weather in September
The average maximum daytime temperature in East Dean in September is a comfortable 18°C (64°F), while the average minimum night-time temperature is a cool 12°C (54°F). You can expect on average 5 hours of sunshine a day in East Dean during September.
- 18°C max day temperature18
- 5 hours of sunshine per day
5 - 12 days with some rainfall12
- 12°C min night temperature12
- 76 mm of monthly rainfall
76
On average 76 mm (3 inches) of rain normally falls in East Dean during September with rain falling on 12 days of the month.
East Dean weather in October
The average maximum daytime temperature in East Dean in October is a comfortable 15°C (59°F), while the average minimum night-time temperature is a cool 9°C (48°F). You can expect on average 4 hours of sunshine a day in East Dean during October.
- 15°C max day temperature15
- 4 hours of sunshine per day4
- 14 days with some rainfall14
- 9°C min night temperature9
- 97 mm of monthly rainfall97
On average 97 mm (3.8 inches) of rain normally falls in East Dean during October with rain falling on 14 days of the month.
East Dean weather in November
The average maximum daytime temperature in East Dean 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 3 hours of sunshine a day in East Dean during November.
- 11°C max day temperature11
- 3 hours of sunshine per day3
- 15 days with some rainfall15
- 6°C min night temperature6
- 91 mm of monthly rainfall91
On average 91 mm (3.6 inches) of rain normally falls in East Dean during November with rain falling on 15 days of the month.
East Dean weather in December
The average maximum daytime temperature in East Dean in December is a cool 9°C (48°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 East Dean during December.
- 9°C max day temperature9
- 2 hours of sunshine per day2
- 16 days with some rainfall16
- 4°C min night temperature4
- 86 mm of monthly rainfall86
On average 86 mm (3.4 inches) of rain normally falls in East Dean during December with rain falling on 16 days of the month.