Southampton Weather Averages

Climate averages for Southampton based on 10 years of historical data.

Average Southampton temperatures by month

Avg high

8°

J

9°

F

11°

M

13°

A

16°

M

20°

J

21°

J

21°

A

19°

S

15°

O

11°

N

10°

D

Avg low

3°

J

4°

F

5°

M

6°

A

8°

M

11°

J

14°

J

14°

A

12°

S

10°

O

7°

N

6°

D

Average rainfall in Southampton by month

Rainfall (mm)

74

J

68

F

80

M

52

A

70

M

62

J

60

J

74

A

77

S

104

O

86

N

89

D

Sunshine hours in Southampton by month

Sunshine (h/day)

2

J

2

F

2

M

3

A

3

M

4

J

3

J

3

A

3

S

2

O

1

N

1

D

Humidity in Southampton by month

Average humidity

85%

J

83%

F

82%

M

79%

A

80%

M

79%

J

77%

J

76%

A

77%

S

82%

O

84%

N

86%

D

Month-by-month averages

Month	Avg High	Avg Low	Rainfall	Sunshine
Weer in januari	8°C	3°C	74 mm	1.8h
Weer in februari	9°C	4°C	68 mm	2.0h
Weer in maart	11°C	5°C	80 mm	2.1h
Weer in april	13°C	6°C	52 mm	3.0h
Weer in mei	16°C	8°C	70 mm	3.2h
Weer in juni	20°C	11°C	62 mm	4.0h
Weer in juli	21°C	14°C	60 mm	3.4h
Weer in augustus	21°C	14°C	74 mm	3.2h
Weer in september	19°C	12°C	77 mm	3.2h
Weer in oktober	15°C	10°C	104 mm	2.1h
Weer in november	11°C	7°C	86 mm	1.5h
Weer in december	10°C	6°C	89 mm	1.3h