Grindavík Weather Averages

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

Average Grindavík temperatures by month

Avg high

3°

J

4°

F

4°

M

6°

A

8°

M

10°

J

12°

J

12°

A

10°

S

8°

O

5°

N

3°

D

Avg low

-1°

J

0°

F

0°

M

3°

A

5°

M

8°

J

9°

J

9°

A

7°

S

5°

O

2°

N

0°

D

Average rainfall in Grindavík by month

Rainfall (mm)

137

J

138

F

125

M

126

A

125

M

96

J

93

J

111

A

147

S

152

O

127

N

126

D

Sunshine hours in Grindavík by month

Sunshine (h/day)

1

J

1

F

2

M

2

A

3

M

4

J

3

J

3

A

2

S

1

O

1

N

1

D

Humidity in Grindavík by month

Average humidity

72%

J

74%

F

72%

M

76%

A

77%

M

81%

J

83%

J

81%

A

79%

S

77%

O

74%

N

73%

D

Month-by-month averages

Month	Avg High	Avg Low	Rainfall	Sunshine
January Weather	3°C	-1°C	137 mm	0.8h
February Weather	4°C	0°C	138 mm	1.0h
March Weather	4°C	0°C	125 mm	1.6h
April Weather	6°C	3°C	126 mm	2.2h
May Weather	8°C	5°C	125 mm	3.0h
June Weather	10°C	8°C	96 mm	3.5h
July Weather	12°C	9°C	93 mm	2.9h
August Weather	12°C	9°C	111 mm	2.8h
September Weather	10°C	7°C	147 mm	1.9h
October Weather	8°C	5°C	152 mm	1.2h
November Weather	5°C	2°C	127 mm	1.0h
December Weather	3°C	0°C	126 mm	0.8h