August
Weather in August
By the time August rolls around in Seltjarnarnes, summer gradually begins to wind down. Despite maintaining the same sea temperature peak of 11.3°C (52.3°F) as July, a slight regression in daylight hours commences. August successfully retains much of the warmth and brightness of July. However, it also hints at the impending autumnal weather changes in the offing. The anticipation of the transitioning weather forms a soft backcloth to August's charm, marking a prelude to September's conditions.
Note: Beware when you're in 11.3°C (52.3°F) waters; 13°C (55.4°F) is chilling and anything below 10°C (50°F) could cause breathing hindrance and a sudden cold shock, given your physical condition.
On the first day of August in Seltjarnarnes, sunrise is at 04:37 and sunset at 22:31. On the last day of the month, sunrise is at 06:09 and sunset at 20:46 GMT.
Sea temperature
July and August, with an average sea temperature of 11.3°C (52.3°F), are months with the warmest seawater.Note: Beware when you're in 11.3°C (52.3°F) waters; 13°C (55.4°F) is chilling and anything below 10°C (50°F) could cause breathing hindrance and a sudden cold shock, given your physical condition.
Daylight
In August, the average length of the day in Seltjarnarnes, Iceland, is 16h and 19min.On the first day of August in Seltjarnarnes, sunrise is at 04:37 and sunset at 22:31. On the last day of the month, sunrise is at 06:09 and sunset at 20:46 GMT.
Updated: Feb 10, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What months are the sea warmest in Seltjarnarnes?
July and August, with an average sea temperature of 11.3°C (52.3°F), are months with the warmest seawater in Seltjarnarnes.
How cold is the water in August in Seltjarnarnes?
In August, the average sea temperature in Seltjarnarnes, Iceland, is 11.3°C (52.3°F). Swimming in 11.3°C (52.3°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.
How many hours of daylight does Seltjarnarnes have in August?
In Seltjarnarnes, Iceland, the average day length in August is 16h and 19min.
When are sunrise and sunset in August in Seltjarnarnes?
On the first day of August, sunrise is at 04:37 and sunset at 22:31. On the last day of the month, sunrise is at 06:09 and sunset at 20:46 GMT.
Average sea temperature in August
Seltjarnarnes, Iceland
- Average sea temperature in August: 11.3°C
The best months for swimming (with the highest average sea temperature) are July and August (11.3°C).
The coldest month (with the lowest average sea temperature) is March (4.3°C).
Average daylight in August
Seltjarnarnes, Iceland
- Average daylight in August: 16h and 2min
The month with the longest days is June (Average daylight: 20h and 54min).
The month with the shortest days is December (Average daylight: 4h and 24min).
