Newhaven weather
The Newhaven weather guide shows monthly weather averages (including daytime and night-time temperatures, rainfall and hours of sunshine) for holidays in Newhaven, East Sussex, England in 2026/2027.
Newhaven weather averages
Check the Newhaven 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 Newhaven, East Sussex, England.
Newhaven weather by month
Check the weather for Newhaven, 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.
Newhaven weather in January
The average maximum daytime temperature in Newhaven 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 Newhaven 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 Newhaven during January with rain falling on 17 days of the month.
Newhaven weather in February
The average maximum daytime temperature in Newhaven 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 Newhaven 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 Newhaven during February with rain falling on 14 days of the month.
Newhaven weather in March
The average maximum daytime temperature in Newhaven 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 Newhaven 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 Newhaven during March with rain falling on 14 days of the month.
Newhaven weather in April
The average maximum daytime temperature in Newhaven 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 Newhaven 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 Newhaven during April with rain falling on 12 days of the month.
Newhaven weather in May
The average maximum daytime temperature in Newhaven 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 Newhaven 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 Newhaven during May with rain falling on 12 days of the month.
Newhaven weather in June
The average maximum daytime temperature in Newhaven 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 Newhaven 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 Newhaven during June with rain falling on 11 days of the month.
Newhaven weather in July
The average maximum daytime temperature in Newhaven 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 Newhaven 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 Newhaven during July with rain falling on 10 days of the month.
Newhaven weather in August
The average maximum daytime temperature in Newhaven 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 Newhaven 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 Newhaven during August with rain falling on 10 days of the month.
Newhaven weather in September
The average maximum daytime temperature in Newhaven 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 Newhaven 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 Newhaven during September with rain falling on 12 days of the month.
Newhaven weather in October
The average maximum daytime temperature in Newhaven 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 Newhaven 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 Newhaven during October with rain falling on 14 days of the month.
Newhaven weather in November
The average maximum daytime temperature in Newhaven 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 Newhaven 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 Newhaven during November with rain falling on 15 days of the month.
Newhaven weather in December
The average maximum daytime temperature in Newhaven 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 Newhaven 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 Newhaven during December with rain falling on 16 days of the month.