Rotterdam Weather Averages

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

Average Rotterdam temperatures by month

Avg high

7°

J

8°

F

10°

M

14°

A

17°

M

21°

J

22°

J

23°

A

20°

S

15°

O

11°

N

8°

D

Avg low

3°

J

3°

F

4°

M

6°

A

10°

M

13°

J

15°

J

15°

A

13°

S

10°

O

6°

N

5°

D

Average rainfall in Rotterdam by month

Rainfall (mm)

79

J

69

F

69

M

57

A

66

M

75

J

78

J

78

A

83

S

86

O

83

N

79

D

Sunshine hours in Rotterdam by month

Sunshine (h/day)

1

J

2

F

3

M

3

A

4

M

5

J

4

J

4

A

3

S

2

O

1

N

1

D

Humidity in Rotterdam by month

Average humidity

80%

J

78%

F

74%

M

70%

A

72%

M

72%

J

70%

J

69%

A

72%

S

77%

O

78%

N

82%

D

Sea temperature in Rotterdam by month

Sea temp

6°

J

7°

F

8°

M

10°

A

14°

M

18°

J

19°

J

20°

A

19°

S

16°

O

11°

N

8°

D

Month-by-month averages

Month	Avg High	Avg Low	Rainfall	Sunshine	Sea Temp
Pogoda w styczniu	7°C	3°C	79 mm	1.4h	6.4°C
Pogoda w lutym	8°C	3°C	69 mm	2.2h	6.8°C
Pogoda w marcu	10°C	4°C	69 mm	2.7h	7.7°C
Pogoda w kwietniu	14°C	6°C	57 mm	3.3h	10.0°C
Pogoda w maju	17°C	10°C	66 mm	3.7h	13.9°C
Pogoda w czerwcu	21°C	13°C	75 mm	4.7h	17.6°C
Pogoda w lipcu	22°C	15°C	78 mm	3.6h	19.3°C
Pogoda w sierpniu	23°C	15°C	78 mm	3.7h	20.2°C
Pogoda we wrześniu	20°C	13°C	83 mm	3.1h	19.4°C
Pogoda w październiku	15°C	10°C	86 mm	2.1h	15.6°C
Pogoda w listopadzie	11°C	6°C	83 mm	1.4h	11.3°C
Pogoda w grudniu	8°C	5°C	79 mm	1.1h	7.7°C