Middleton-on-Sea weather
The Middleton-on-Sea weather guide shows monthly weather averages (including daytime and night-time temperatures, rainfall and hours of sunshine) for holidays in Middleton-on-Sea, West Sussex, England in 2026/2027.
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- Middleton-on-Sea weather by month
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Middleton-on-Sea weather averages
Check the Middleton-on-Sea 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 Middleton-on-Sea, West Sussex, England.
Middleton-on-Sea weather by month
Check the weather for Middleton-on-Sea, West 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.
Middleton-on-Sea weather in January
The average maximum daytime temperature in Middleton-on-Sea 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 Middleton-on-Sea during January.
- 7°C max day temperature
7 - 2 hours of sunshine per day
2 - 16 days with some rainfall
16 - 3°C min night temperature
3 - 93 mm of monthly rainfall
93
On average 93 mm (3.7 inches) of rain normally falls in Middleton-on-Sea during January with rain falling on 16 days of the month.
Middleton-on-Sea weather in February
The average maximum daytime temperature in Middleton-on-Sea 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 Middleton-on-Sea during February.
- 7°C max day temperature7
- 3 hours of sunshine per day
3 - 13 days with some rainfall
13 - 2°C min night temperature2
- 63 mm of monthly rainfall
63
On average 63 mm (2.5 inches) of rain normally falls in Middleton-on-Sea during February with rain falling on 13 days of the month.
Middleton-on-Sea weather in March
The average maximum daytime temperature in Middleton-on-Sea 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 Middleton-on-Sea during March.
- 9°C max day temperature
9 - 4 hours of sunshine per day
4 - 15 days with some rainfall15
- 4°C min night temperature4
- 69 mm of monthly rainfall69
On average 69 mm (2.7 inches) of rain normally falls in Middleton-on-Sea during March with rain falling on 15 days of the month.
Middleton-on-Sea weather in April
The average maximum daytime temperature in Middleton-on-Sea 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 Middleton-on-Sea 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
- 57 mm of monthly rainfall
57
On average 57 mm (2.2 inches) of rain normally falls in Middleton-on-Sea during April with rain falling on 12 days of the month.
Middleton-on-Sea weather in May
The average maximum daytime temperature in Middleton-on-Sea 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 Middleton-on-Sea during May.
- 15°C max day temperature
15 - 7 hours of sunshine per day
7 - 12 days with some rainfall12
- 8°C min night temperature8
- 49 mm of monthly rainfall49
On average 49 mm (1.9 inches) of rain normally falls in Middleton-on-Sea during May with rain falling on 12 days of the month.
Middleton-on-Sea weather in June
The average maximum daytime temperature in Middleton-on-Sea 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 7 hours of sunshine a day in Middleton-on-Sea during June.
- 18°C max day temperature
18 - 7 hours of sunshine per day7
- 11 days with some rainfall11
- 11°C min night temperature11
- 53 mm of monthly rainfall53
On average 53 mm (2.1 inches) of rain normally falls in Middleton-on-Sea during June with rain falling on 11 days of the month.
Middleton-on-Sea weather in July
The average maximum daytime temperature in Middleton-on-Sea 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 Middleton-on-Sea during July.
- 20°C max day temperature20
- 7 hours of sunshine per day7
- 9 days with some rainfall
9 - 13°C min night temperature13
- 45 mm of monthly rainfall45
On average 45 mm (1.8 inches) of rain normally falls in Middleton-on-Sea during July with rain falling on 9 days of the month.
Middleton-on-Sea weather in August
The average maximum daytime temperature in Middleton-on-Sea 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 7 hours of sunshine a day in Middleton-on-Sea during August.
- 20°C max day temperature20
- 7 hours of sunshine per day7
- 10 days with some rainfall10
- 13°C min night temperature13
- 55 mm of monthly rainfall55
On average 55 mm (2.2 inches) of rain normally falls in Middleton-on-Sea during August with rain falling on 10 days of the month.
Middleton-on-Sea weather in September
The average maximum daytime temperature in Middleton-on-Sea 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 Middleton-on-Sea during September.
- 18°C max day temperature18
- 5 hours of sunshine per day
5 - 12 days with some rainfall12
- 11°C min night temperature11
- 76 mm of monthly rainfall76
On average 76 mm (3 inches) of rain normally falls in Middleton-on-Sea during September with rain falling on 12 days of the month.
Middleton-on-Sea weather in October
The average maximum daytime temperature in Middleton-on-Sea 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 4 hours of sunshine a day in Middleton-on-Sea during October.
- 14°C max day temperature14
- 4 hours of sunshine per day4
- 14 days with some rainfall14
- 9°C min night temperature9
- 93 mm of monthly rainfall93
On average 93 mm (3.7 inches) of rain normally falls in Middleton-on-Sea during October with rain falling on 14 days of the month.
Middleton-on-Sea weather in November
The average maximum daytime temperature in Middleton-on-Sea in November is a cool 11°C (52°F), while the average minimum night-time temperature is a cold 5°C (41°F). You can expect on average 3 hours of sunshine a day in Middleton-on-Sea during November.
- 11°C max day temperature11
- 3 hours of sunshine per day3
- 15 days with some rainfall15
- 5°C min night temperature5
- 97 mm of monthly rainfall97
On average 97 mm (3.8 inches) of rain normally falls in Middleton-on-Sea during November with rain falling on 15 days of the month.
Middleton-on-Sea weather in December
The average maximum daytime temperature in Middleton-on-Sea in December is a cool 8°C (46°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 Middleton-on-Sea during December.
- 8°C max day temperature8
- 2 hours of sunshine per day2
- 16 days with some rainfall16
- 4°C min night temperature4
- 93 mm of monthly rainfall93
On average 93 mm (3.7 inches) of rain normally falls in Middleton-on-Sea during December with rain falling on 16 days of the month.