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August weather forecast in Borgarnes

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Sun

Sunday

Mon

Monday

Tue

Tuesday

Wed

Wednesday

Thu

Thursday

Fri

Friday

Sat

Saturday

27 July, sun

	747 mmHg		80%
	4.6 m/s		+13

27 July, Sunday. day, 14°; night, 8°; partly cloudy

28 July, mon

	747 mmHg		81%
	4.6 m/s		+12

28 July, Monday. day, 14°; night, 8°; rain

29 July, tue

	746 mmHg		81%
	4.5 m/s		+13

29 July, Tuesday. day, 14°; night, 8°; rain

30 July, wed

	747 mmHg		80%
	4.9 m/s		+13

30 July, Wednesday. day, 14°; night, 9°; overcast

31 July, thu

	747 mmHg		79%
	4.69 m/s		+13

31 July, Thursday. day, 14°; night, 9°; partly cloudy

1 August, fri

	747 mmHg		79%
	4 m/s		+13

1 August, Friday. day, 14°; night, 8°; overcast

2 August, sat

	746 mmHg		80%
	4 m/s		+13

2 August, Saturday. day, 14°; night, 8°; partly cloudy

3 August, sun

	746 mmHg		81%
	4.3 m/s		+13

3 August, Sunday. day, 13°; night, 8°; overcast

4 August, mon

	746 mmHg		80%
	4.5 m/s		+13

4 August, Monday. day, 13°; night, 8°; overcast

5 August, tue

	746 mmHg		80%
	4.5 m/s		+12

5 August, Tuesday. day, 14°; night, 8°; rain

6 August, wed

	748 mmHg		80%
	4 m/s		+12

6 August, Wednesday. day, 14°; night, 8°; rain

7 August, thu

	748 mmHg		81%
	4.4 m/s		+12

7 August, Thursday. day, 13°; night, 8°; rain

8 August, fri

	748 mmHg		81%
	4.4 m/s		+13

8 August, Friday. day, 13°; night, 8°; rain

9 August, sat

	746 mmHg		82%
	4 m/s		+13

9 August, Saturday. day, 13°; night, 8°; partly cloudy

10 August, sun

	747 mmHg		81%
	4.4 m/s		+13

10 August, Sunday. day, 13°; night, 8°; rain

11 August, mon

	747 mmHg		81%
	4.19 m/s		+12

11 August, Monday. day, 14°; night, 8°; overcast

12 August, tue

	747 mmHg		82%
	4.19 m/s		+12

12 August, Tuesday. day, 13°; night, 8°; partly cloudy

13 August, wed

	746 mmHg		81%
	4.3 m/s		+12

13 August, Wednesday. day, 13°; night, 8°; rain

14 August, thu

	745 mmHg		82%
	4.6 m/s		+12

14 August, Thursday. day, 13°; night, 8°; rain

15 August, fri

	744 mmHg		84%
	4.69 m/s		+12

15 August, Friday. day, 13°; night, 8°; rain

16 August, sat

	744 mmHg		83%
	4.69 m/s		+12

16 August, Saturday. day, 12°; night, 7°; partly cloudy

17 August, sun

	745 mmHg		80%
	4.4 m/s		+12

17 August, Sunday. day, 13°; night, 7°; clear

18 August, mon

	747 mmHg		81%
	4.19 m/s		+12

18 August, Monday. day, 13°; night, 7°; clear

19 August, tue

	746 mmHg		80%
	4.3 m/s		+12

19 August, Tuesday. day, 13°; night, 7°; partly cloudy

20 August, wed

	746 mmHg		80%
	4.6 m/s		+12

20 August, Wednesday. day, 12°; night, 7°; partly cloudy

21 August, thu

	745 mmHg		82%
	4.5 m/s		+12

21 August, Thursday. day, 12°; night, 7°; rain

22 August, fri

	745 mmHg		82%
	4.6 m/s		+12

22 August, Friday. day, 13°; night, 7°; rain

23 August, sat

	745 mmHg		82%
	4.6 m/s		+12

23 August, Saturday. day, 13°; night, 7°; rain

24 August, sun

	746 mmHg		82%
	4.6 m/s		+12

24 August, Sunday. day, 12°; night, 7°; overcast

25 August, mon

	746 mmHg		81%
	4.69 m/s		+12

25 August, Monday. day, 12°; night, 7°; overcast

26 August, tue

	745 mmHg		83%
	4.3 m/s		+12

26 August, Tuesday. day, 12°; night, 7°; rain

27 August, wed

	746 mmHg		82%
	4.5 m/s		+11

27 August, Wednesday. day, 12°; night, 7°; rain

28 August, thu

	746 mmHg		83%
	5 m/s		+11

28 August, Thursday. day, 11°; night, 7°; rain

29 August, fri

	746 mmHg		83%
	4.8 m/s		+11

29 August, Friday. day, 11°; night, 6°; overcast

30 August, sat

	746 mmHg		85%
	5.3 m/s		+11

30 August, Saturday. day, 11°; night, 6°; rain

31 August, sun

	744 mmHg		85%
	5.5 m/s		+11

31 August, Sunday. day, 11°; night, 7°; rain

1 September, mon

	743 mmHg		84%
	5.3 m/s		+11

1 September, Monday. day, 12°; night, 7°; rain

2 September, tue

	744 mmHg		82%
	5.2 m/s		+11

2 September, Tuesday. day, 11°; night, 6°; rain

3 September, wed

	744 mmHg		83%
	4.8 m/s		+11

3 September, Wednesday. day, 12°; night, 6°; rain

4 September, thu

	744 mmHg		84%
	5.1 m/s		+11

4 September, Thursday. day, 11°; night, 6°; rain

5 September, fri

	745 mmHg		84%
	5 m/s		+11

5 September, Friday. day, 11°; night, 6°; partly cloudy

6 September, sat

	746 mmHg		85%
	5 m/s		+11

6 September, Saturday. day, 11°; night, 6°; overcast

Average data for 10 years

Borgarnes August

2

sunny days

16

days with precipitation

19

cloudy days

2 sunny days; 16 days with precipitation; 19 cloudy days;

82

%

air humidity

3.1

m/s

WindSE

100

mm of precipitation

(8% of annual average)

+12

°C

Water temperature

air humidity 82%; 100 millimeters of precipitation (8% of annual average); Wind south-easterly 3.1 Meters per second; Water temperature +12°

Weather graphs for August

TemperatureWater temperaturePrecipitation chance, %Humidity, %Wind, m/sPressure, mmHg

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SE

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SE

SE

SE

SE

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SE

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SE

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SE

SE

SE

SE

SE

E

SE

SE

SE

1

Average data for 10 years

2

3

4

5

6

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8

9

10

11

12

13

14

15

16

17

18

19

20

21

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23

24

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27

28

29

30

31

Daytime temperature

Night-time temperature

Cities near you

Reykyavik
Torshavn
Akureyri
Isafjordur
Jan Mayen
Selfoss
Vestmannaeyjar
Akranes
Sejdisfjordur

Cities with similar weather in August

Cholpon-Ata
Sydney
Dublin
Buenos Aires
Melbourne
Wellington
Auckland
Capetown
Nuuk

The weather forecast for August 2025 is based on historical data from the past 10 years.

In August, the weather in Borgarnes is typically warm. Average daily high temperature in August is about 13 degrees above zero. On average, Borgarnes has 16 rainy, 7 cloudy, 6 partly cloudy, and 2 sunny days in August. The rains are usually heavy. August as well as January, February, March, and April is considered the most uncomfortable time to visit Borgarnes.

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