Sidney Weather Averages

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

Average Sidney temperatures by month

Avg high

26°

J

26°

F

25°

M

22°

A

19°

M

17°

J

17°

J

18°

A

20°

S

22°

O

23°

N

25°

D

Avg low

20°

J

20°

F

19°

M

16°

A

12°

M

10°

J

9°

J

10°

A

12°

S

14°

O

16°

N

18°

D

Average rainfall in Sidney by month

Rainfall (mm)

108

J

113

F

164

M

104

A

71

M

87

J

66

J

51

A

47

S

86

O

88

N

69

D

Sunshine hours in Sidney by month

Sunshine (h/day)

4

J

3

F

3

M

4

A

4

M

4

J

4

J

5

A

5

S

4

O

4

N

4

D

Humidity in Sidney by month

Average humidity

73%

J

73%

F

73%

M

70%

A

68%

M

70%

J

66%

J

64%

A

64%

S

68%

O

69%

N

71%

D

Sea temperature in Sidney by month

Sea temp

22°

J

23°

F

23°

M

22°

A

21°

M

20°

J

18°

J

18°

A

18°

S

19°

O

20°

N

21°

D

Month-by-month averages

Month	Avg High	Avg Low	Rainfall	Sunshine	Sea Temp
January Weather	26°C	20°C	108 mm	3.8h	22.4°C
February Weather	26°C	20°C	113 mm	2.8h	23.4°C
March Weather	25°C	19°C	164 mm	2.8h	23.1°C
April Weather	22°C	16°C	104 mm	3.5h	21.8°C
May Weather	19°C	12°C	71 mm	4.3h	20.9°C
June Weather	17°C	10°C	87 mm	3.7h	19.7°C
July Weather	17°C	9°C	66 mm	4.4h	17.7°C
August Weather	18°C	10°C	51 mm	4.9h	17.7°C
September Weather	20°C	12°C	47 mm	5.1h	18.4°C
October Weather	22°C	14°C	86 mm	4.0h	19.0°C
November Weather	23°C	16°C	88 mm	4.1h	19.9°C
December Weather	25°C	18°C	69 mm	3.9h	20.6°C